CN215398267U

CN215398267U - Battery pack unlocking device

Info

Publication number: CN215398267U
Application number: CN202121298380.3U
Authority: CN
Inventors: 朱刚; 秦鹏飞
Original assignee: Suzhou Harmontronics Automation Technology Co Ltd
Current assignee: Suzhou Harmontronics Automation Technology Co Ltd
Priority date: 2021-06-10
Filing date: 2021-06-10
Publication date: 2022-01-04
Anticipated expiration: 2031-06-10

Abstract

The utility model discloses a battery pack unlocking device which comprises a lifting plate, wherein at least one U-shaped seat is fixedly arranged on the lifting plate, a lifting plate capable of sliding up and down relative to the U-shaped seat is arranged on the U-shaped seat, an unlocking rod is fixedly arranged on the lifting plate, an unlocking head is arranged on the unlocking rod, and at least part of the unlocking head can extend out of the lifting plate and is abutted against a battery pack; one side of the unlocking rod is provided with a guide assembly fixedly arranged on the lifting plate. The utility model has the following beneficial effects: the structure is exquisite, and the device can carry out independent unblock, avoids the unblock in-process to appear having the bad phenomenon such as interference, card to wade and takes place, improves the success rate of unblock, and simultaneously, the device is low to the required precision of battery mounting bracket, can reduce cost in business, has wider suitability.

Description

Battery pack unlocking device

Technical Field

The utility model relates to the technical field of automobiles, in particular to a battery pack unlocking device.

Background

The electric automobile is a vehicle which takes a vehicle-mounted power supply as power, drives wheels by a motor, and meets various requirements of road traffic and safety regulations. It is powered using electricity stored in a power battery pack. The electric automobile in the market at present also has the common defect of short driving range, and the driving range is far inferior to that of the conventional power automobile type, so that the application range of the electric automobile is greatly limited.

In order to avoid overlong charging time, a method for replacing the power battery pack of the electric automobile can be selected to solve the problems, and when the electric quantity of the power battery pack is insufficient, a fully charged battery pack can be directly replaced at a charging station. The locking mechanisms of the battery pack of the conventional electric automobile are linked by a connecting rod structure, the unlocking points are combined into one point, and the unlocking of a plurality of locking mechanisms can be realized only by unlocking a single point during battery replacement and unlocking, so that the battery replacement and unlocking are relatively simple. But the precision requirement to the battery package mounting bracket is higher relatively, and the uniformity requires highly, has interference, card among locking, the unblock process and interferes bad phenomenon such as interfering, has certain influence to the locking success rate, and to battery package installation face requirement (need be in the same side), space requirement are higher.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art and provides a battery pack unlocking device.

The purpose of the utility model is realized by the following technical scheme:

a battery pack unlocking device comprises a lifting plate, wherein at least one U-shaped seat is fixedly arranged on the lifting plate, a lifting plate capable of sliding up and down relative to the U-shaped seat is arranged on the U-shaped seat, an unlocking rod is fixedly arranged on the lifting plate and provided with an unlocking head, and at least part of the unlocking head can extend to be arranged outside the lifting plate and abut against a battery pack; one side of the unlocking rod is provided with a guide assembly fixedly arranged on the lifting plate.

Preferably, an elastic assembly is further arranged between the unlocking rod and the unlocking head, the elastic assembly at least comprises an unlocking cavity formed in the unlocking rod, and the diameter of the unlocking head is equal to that of the unlocking rod; the unlocking head is provided with an unlocking groove, one end of a spring extends into the unlocking cavity and is abutted against the unlocking cavity, and the other end of the spring extends into the unlocking groove and is abutted against the unlocking groove.

Preferably, the top of the unlocking rod is provided with a waist-shaped hole, the unlocking head is provided with an insertion groove, and a bolt penetrates through the waist-shaped hole and the insertion groove.

Preferably, the lifting plate is provided with a connecting shaft sleeve fixedly, and the unlocking rod is connected with the shaft sleeve in a sliding manner.

Preferably, an unlocking screw rod capable of rotating automatically is arranged on the U-shaped seat, an unlocking slide block which is in screw rod transmission with the unlocking screw rod is arranged on the unlocking screw rod, and the unlocking slide block is fixedly connected with the lifting plate.

Preferably, an unlocking motor is fixedly arranged on the U-shaped seat, and a motor shaft of the unlocking motor is fixedly connected with the unlocking screw rod.

Preferably, the guide assembly is including setting firmly the guided way on the lifter plate, the cover is equipped with rather than sliding connection's uide bushing on the guided way, the uide bushing with the lifter plate rigid coupling.

Preferably, a sensor is fixedly arranged on the U-shaped seat, an induction groove is formed in the sensor, a baffle is fixedly arranged on the lifting plate, and at least part of the baffle can extend into the induction groove.

The utility model has the following beneficial effects:

1. the device has a delicate structure, can be independently unlocked, avoids the occurrence of adverse phenomena such as interference, jamming and the like in the unlocking process, improves the unlocking success rate, has low requirement on the precision of the battery mounting frame, can reduce the enterprise cost and has wider applicability;

2. the arrangement of the spring can adjust the micro distance of the unlocking head in the unlocking process, so that the condition that the battery pack is damaged due to overlarge unlocking force is avoided;

3. the guide assembly can guide the movement of the unlocking head, so that the sliding stability of the unlocking head is improved;

4. the device preferably adopts screw rod transmission, utilizes the characteristic of high precision of the screw rod transmission, can accurately control the sliding distance of the unlocking head, and ensures the qualified rate.

Drawings

The technical scheme of the utility model is further explained by combining the accompanying drawings as follows:

FIG. 1: a perspective view of a preferred embodiment of the present invention;

FIG. 2: a perspective view of a preferred embodiment of the present invention, with the lifting plate and the components below the lifting plate removed;

FIG. 3: a cross-sectional view of a preferred embodiment of the utility model with the lifting plate and the components below the lifting plate removed.

Detailed Description

The present invention will be described in detail below with reference to specific embodiments shown in the drawings. These embodiments are not intended to limit the present invention, and structural, methodical, or functional changes that may be made by one of ordinary skill in the art in light of these embodiments are intended to be within the scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

As shown in fig. 1 to 3, the present invention discloses a battery pack unlocking device, which includes a lifting plate 2, wherein at least one U-shaped seat 4 is fixedly disposed on the lifting plate 2, an unlocking screw 46 capable of rotating is disposed on the U-shaped seat 4, an unlocking slider 461 driven by the unlocking screw 46 is disposed on the unlocking screw 46, and the unlocking slider 461 is fixedly connected to the lifting plate 41. An unlocking motor 462 is fixedly arranged on the U-shaped seat 4, and a motor shaft of the unlocking motor 462 is fixedly connected with the unlocking screw rod 46. In the preferred embodiment, the screw transmission is preferably adopted, the characteristic of high precision of the screw transmission is utilized, the lifting height of the lifting plate 41 can be accurately controlled, and the qualified rate is ensured.

An unlocking rod 42 is fixedly arranged on the lifting plate 41, a connecting shaft sleeve 423 is fixedly arranged on the lifting plate 2, and the unlocking rod 42 is in sliding connection with the shaft sleeve 423. The unlocking rod 42 is further provided with an unlocking head 44, and at least part of the unlocking head 44 can extend out of the lifting plate 2 and abut against the battery pack to complete unlocking. An elastic assembly 43 is further arranged between the unlocking rod 42 and the unlocking head 44, the elastic assembly 43 at least comprises an unlocking cavity 431 formed in the unlocking rod 42, and the diameter of the unlocking head 44 is equal to that of the unlocking rod 42; the unlocking head 44 is provided with an unlocking groove 432, one end of a spring 433 extends into the unlocking cavity 431 and abuts against the same, and the other end extends into the unlocking groove 432 and abuts against the same. The top of the unlocking rod 42 is provided with a waist-shaped hole 421, the unlocking head 44 is provided with an insertion groove 441, and a bolt 422 penetrates through the waist-shaped hole 421 and the insertion groove 441. The setting of spring can carry out the fine distance adjustment to the unblock head in the unblock process, avoids the too big impaired condition of battery package that leads to of unblock power to take place.

One side of locking release lever 42 is equipped with and sets firmly guide assembly 45 on the lifter plate 41, guide assembly 45 is including setting firmly guide rail 451 on the lifter plate 41, the cover is equipped with the uide bushing 452 rather than sliding connection on the guide rail 451, uide bushing 452 with 2 rigid couplings lift. The guide assembly can play a guiding role in the movement of the unlocking head, and the sliding stability of the unlocking head is improved.

In this preferred embodiment, a sensor 47 is fixedly disposed on the U-shaped seat 4, an induction groove 471 is disposed on the sensor 47, a baffle 472 is fixedly disposed on the lifting plate 41, and the baffle 472 can be at least partially extended and disposed in the induction groove 471.

It should be understood that although the present description refers to embodiments, not every embodiment contains only a single technical solution, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the technical solutions in the embodiments can also be combined appropriately to form other embodiments understood by those skilled in the art.

The above-listed detailed description is only a specific description of a possible embodiment of the present invention, and they are not intended to limit the scope of the present invention, and equivalent embodiments or modifications made without departing from the technical spirit of the present invention should be included in the scope of the present invention.

Claims

1. Battery package unlocking device, including lift board (2), its characterized in that: the battery pack lifting device is characterized in that at least one U-shaped seat (4) is fixedly arranged on the lifting plate (2), a lifting plate (41) capable of sliding up and down relative to the U-shaped seat (4) is arranged on the U-shaped seat (4), an unlocking rod (42) is fixedly arranged on the lifting plate (41), an unlocking head (44) is arranged on the unlocking rod (42), and at least part of the unlocking head (44) can extend to be arranged outside the lifting plate (2) and is abutted to a battery pack; one side of the unlocking rod (42) is provided with a guide component (45) fixedly arranged on the lifting plate (41).

2. The battery pack unlocking apparatus according to claim 1, wherein: an elastic assembly (43) is further arranged between the unlocking rod (42) and the unlocking head (44), the elastic assembly (43) at least comprises an unlocking cavity (431) formed in the unlocking rod (42), and the diameter of the unlocking head (44) is equal to that of the unlocking rod (42); an unlocking groove (432) is formed in the unlocking head (44), one end of a spring (433) extends into the unlocking cavity (431) and is abutted against the unlocking cavity, and the other end of the spring extends into the unlocking groove (432) and is abutted against the unlocking groove.

3. The battery pack unlocking apparatus according to claim 2, wherein: the top of the unlocking rod (42) is provided with a waist-shaped hole (421), the unlocking head (44) is provided with an insertion groove (441), and a bolt (422) penetrates through the waist-shaped hole (421) and the insertion groove (441).

4. The battery pack unlocking apparatus according to claim 1, wherein: the lifting plate (2) is provided with a connecting shaft sleeve (423) fixedly, and the unlocking rod (42) is connected with the shaft sleeve (423) in a sliding manner.

5. The battery pack unlocking apparatus according to claim 1, wherein: the U-shaped seat (4) is provided with a self-rotating unlocking screw rod (46), the unlocking screw rod (46) is provided with an unlocking slide block (461) which is in screw rod transmission with the unlocking screw rod, and the unlocking slide block (461) is fixedly connected with the lifting plate (41).

6. The battery pack unlocking apparatus according to claim 5, wherein: an unlocking motor (462) is fixedly arranged on the U-shaped seat (4), and a motor shaft of the unlocking motor (462) is fixedly connected with the unlocking screw rod (46).

7. The battery pack unlocking apparatus according to claim 1, wherein: guide assembly (45) are including setting firmly guided way (451) on lifter plate (41), the cover is equipped with uide bushing (452) rather than sliding connection on guided way (451), uide bushing (452) with lift board (2) rigid coupling.

8. The battery pack unlocking apparatus according to claim 1, wherein: the U-shaped seat (4) is fixedly provided with a sensor (47), the sensor (47) is provided with an induction groove (471), the lifting plate (41) is fixedly provided with a baffle (472), and at least part of the baffle (472) can extend into the induction groove (471).