CN220220997U - Battery lifting mechanism - Google Patents

Abstract

The utility model provides a battery lifting mechanism, comprising: the battery assembly is arranged in the battery assembly, one end of the battery assembly is provided with a battery end cover, the battery end cover is provided with a lock hole and at least one ejection part, and the lower surface of the ejection part protrudes out of the battery end cover; the lifting assembly is connected to the fixing surface and comprises a mechanical lock matched with the lock hole and a sliding plate connected to the mechanical lock in a sliding mode, and at least one pushing block is arranged on the sliding plate and matched with the ejection portion to lift the battery assembly. According to the battery lifting mechanism, the battery assembly provided with the battery is pushed and lifted through the lifting assembly arranged on the fixing surface, the battery can be pushed through the cooperation of the pushing block and the ejection part on the premise of not modifying the vehicle body, and an operator can realize the pushing process by adjusting the mechanical lock when in use.

Description

Battery lifting mechanism

Technical Field

The utility model relates to the technical field of batteries, in particular to a battery lifting mechanism.

Background

The electric bicycle taking the battery as a power source has been rapidly developed in recent years based on the characteristics of high riding speed and labor saving and convenience, and the battery and the bicycle body of the existing electric bicycle are arranged in a split mode so as to be convenient to replace or maintain, therefore, a corresponding lifting mechanism is required to be arranged on the battery to be matched with the battery for disassembly.

The scheme of battery lifting in the industry at present mainly falls into two kinds, and one is to set up the mechanical lock that has lifting mechanism on the battery, but on the one hand, this kind of mechanical lock overall dimension is great, can't adapt to small-size battery, and consequently application scope is limited, and on the other hand this kind of mechanical lock mounting structure is complicated to overall structure is fixed, often needs to repacking the automobile body for cooperating its installation, consequently uses the flexibility relatively poor. The other is to install the spring ejector pin between the battery and the vehicle body, but the ejector force and the pushing stroke of the spring ejector pin are limited and cannot be adjusted, so that the size, the weight and the height of the lifting battery are limited, in addition, when the spring ejector pin is used, a specific step surface is required to be matched with the spring ejector pin to store force, so that the space is occupied, and the structure is complex.

Disclosure of Invention

Therefore, the utility model aims to solve the technical problems of poor applicability and poor use flexibility of a lifting structure in the prior art and provide a battery lifting mechanism with better performance.

In order to solve the technical problems, the utility model provides a battery lifting mechanism, comprising: the battery assembly is arranged in the battery assembly, one end of the battery assembly is provided with a battery end cover, the battery end cover is provided with a lock hole and at least one ejection part, and the lower surface of the ejection part protrudes out of the battery end cover; the lifting assembly is connected to the fixing surface and comprises a mechanical lock matched with the lock hole and a sliding plate slidably connected with the mechanical lock, and at least one pushing block is arranged on the sliding plate and matched with the ejection part to lift the battery assembly.

In one embodiment of the utility model, the lifting assembly further comprises an outer housing, the sliding plate is connected to the inside of the outer housing, and the mechanical lock is connected to the outer housing and the sliding plate in a penetrating manner.

In one embodiment of the utility model, at least one guide post is provided on the outer housing, and the battery end cap is provided with at least one second guide groove that mates with the guide post.

In one embodiment of the utility model, the lifting assembly further comprises a limiting piece, the limiting piece is connected with the outer shell, and the limiting piece and the outer shell are arranged around the sliding plate.

In one embodiment of the utility model, the lifting assembly further comprises a spring attached to the lower bottom surface of the slide plate.

In one embodiment of the utility model, the battery end cap is provided with a first guide slot that mates with the mechanical lock.

In one embodiment of the utility model, the first guide groove is a slant guide groove extending toward the lock hole in the lifting direction.

In one embodiment of the present utility model, the battery assembly further includes a battery case, the battery is accommodated inside the battery case, and the battery end cap is connected to one end of the battery case.

In one embodiment of the utility model, the mechanical lock comprises a main body part and a lock tongue which are connected with each other, wherein the lock tongue penetrates through the main body part to move in a telescopic way.

In one embodiment of the utility model, the battery end cover further comprises an anti-falling piece, and the lifting assembly is provided with an anti-falling sliding groove matched with the anti-falling piece.

Compared with the prior art, the technical scheme of the utility model has the following advantages:

according to the battery lifting mechanism, the battery assembly provided with the battery is pushed and lifted through the lifting assembly arranged on the fixing surface, the battery can be pushed through the cooperation of the pushing block and the ejection part on the premise of not refitting the vehicle body, and an operator can realize the pushing process by adjusting the mechanical lock when in use.

Drawings

In order that the utility model may be more readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof that are illustrated in the appended drawings.

Fig. 1 is a perspective view of a battery pack in a preferred embodiment of the present utility model;

FIG. 2 is a schematic perspective view of a lift assembly in accordance with a preferred embodiment of the present utility model;

FIG. 3 is a schematic view of the internal structure of the lift assembly of FIG. 2;

FIG. 4 is a schematic perspective view of the spacing tab of FIG. 2;

FIG. 5 is a schematic perspective view of the present battery lifting mechanism when locked;

FIG. 6 is a schematic cross-sectional view at A-A of FIG. 5;

FIG. 7 is a schematic perspective view of the present battery lift mechanism when unlocked;

FIG. 8 is a schematic cross-sectional view at B-B in FIG. 7.

Description of the specification reference numerals: 100. a battery assembly; 110. a battery case; 120. a battery end cap; 121. an anti-falling member; 1211. a pressing part; 1212. anti-tripping; 122. positioning holes; 123. a first guide groove; 124. a lock hole; 125. an ejection part; 126. a second guide groove; 200. a lifting assembly; 210. an outer housing; 211. a guide post; 212. a spring; 213. an anti-falling chute; 220. a sliding plate; 221. pushing blocks; 230. a mechanical lock; 231. a main body portion; 232. a bolt; 240. a limiting piece; 241. a mounting hole; 242. and a third through hole.

Detailed Description

The present utility model will be further described with reference to the accompanying drawings and specific examples, which are not intended to be limiting, so that those skilled in the art will better understand the utility model and practice it.

Referring to fig. 1 and 2, the present utility model provides a battery lifting mechanism, which includes: the battery assembly 100, the battery is placed in the battery assembly 100, one end of the battery assembly 100 is provided with a battery end cover 120, the battery end cover 120 is provided with a lock hole 124 and at least one ejection part 125, and the lower surface of the ejection part 125 protrudes out of the battery end cover 120; the lifting assembly 200, the lifting assembly 200 is connected to the fixing surface, and includes a mechanical lock 230 engaged with the lock hole 124 and a sliding plate 220 slidably connected to the mechanical lock 230, at least one pushing block 221 is disposed on the sliding plate 220, and the pushing block 221 is engaged with the ejection portion 125 to lift the battery assembly 100. In this embodiment, the lifting assembly 200 is mounted on the Ebike body, the battery assembly 100 accommodates the battery therein, and the end cap of the battery assembly 100 can be cooperatively connected with the lifting assembly 200 to realize the mounting of the battery.

This battery lifting mechanism carries out the top to the battery pack 100 that is equipped with the battery through the lifting subassembly 200 that sets up on the fixed surface and promotes the lifting, and it can be under the prerequisite of not repacking automobile body realize the top to the battery through the cooperation of pushing away piece 221 and ejecting portion 125, and operating personnel only need adjust mechanical lock 230 can realize pushing away the process during the use, compares in current lifting structure, and this mechanism is specific small and exquisite simultaneously, simple installation, application scope is wide and use advantages such as flexibility is strong.

Referring to fig. 1 and 2, the battery assembly 100 further includes a battery housing 110, the battery is accommodated in the battery housing 110, and a battery end cap 120 is connected to one end of the battery housing 110. In this embodiment, the battery housing 110 is preferably a cylindrical metal member, the interior of which is hollow, and one end of the length direction of which is provided with an opening communicating with the outside, and the battery is accommodated in the battery housing 110 through the secondary opening and is synchronously detached with the battery housing 110, and further, the battery end cover 120 is detachably connected to the battery housing 110 on one side of the opening.

Referring to fig. 1, in the present embodiment, a racetrack locking hole 124 is disposed at the center of the battery end cover 120, and extends along the width direction of the battery housing 110, and further, the locking hole 124 is configured as a through hole, and the size of the through hole is not smaller than that of the locking tongue 232, so that the locking tongue 232 can be inserted into the locking hole 124. In this embodiment, two ejection portions 125 are provided, and the battery assembly 100 shown in fig. 1 is used as a reference, where the two ejection portions 125 are respectively provided at two sides of the battery end cover 120 in the width direction, any ejection portion 125 is provided as a protrusion extending along the length direction of the battery end cover 120, and the lower surface of any ejection portion 125 is perpendicular to the surface of the battery end cover 120, and in other embodiments, the ejection portions 125 may be provided in other numbers and shapes according to actual use conditions.

Referring to fig. 1, the battery end cap 120 is provided with a first guide groove 123 that cooperates with the mechanical lock 230, and further, the first guide groove 123 is provided as a slant guide groove that extends toward the locking hole 124 in the lifting direction. In this embodiment, the first guide groove 123 is configured as a slope chute extending along the length direction of the battery end cover 120, specifically, it gradually extends along the locking hole 124 toward the periphery of the battery end cover 120 from the surface of the battery end cover 120 toward the opposite side thereof, further, the width of the first guide groove 123 in this embodiment is the same as the width of the locking hole 124, and the locking tongue 232 can slide along the first guide groove 123.

Referring to fig. 1, the battery end cap 120 further includes a release prevention member 121. In this embodiment, the anti-disengaging member 121 is disposed at the top of the battery end cover 120 and includes a pressing portion 1211 and an anti-disengaging 1212 that are connected to each other, wherein the anti-disengaging 1212 is configured as a triangular prism element, a groove for accommodating the anti-disengaging 1212 is formed in the battery end cover 120, the pressing portion 1211 is disposed on the inclined surface of the anti-disengaging 1212, when the pressing portion 1211 is not stressed, the anti-disengaging 1212 protrudes out of the surface of the battery end cover 120 and can cooperate with the lifting assembly 200 to limit the relative displacement between the battery assembly 100 and the lifting assembly 200, so that the stability during locking is further improved, and when the pressing portion 1211 is pressed downwards, the inclined surface of the anti-disengaging 1212 can convert the vertical downward pressure into a force towards the inner direction of the battery housing 110, so that the anti-disengaging 1212 enters the groove to release the limit of the anti-disengaging 1212 on the battery assembly 100 in the height direction.

Referring to fig. 1, the battery end cap 120 is provided with at least one second guide groove 126. In this embodiment, two guide grooves are provided in the middle of the width direction of the battery end cover 120, and the two guide grooves are respectively disposed on two sides of the width direction of the battery end cover 120 and are used for guiding the moving direction of the battery in the process of lifting the battery, further, any second guide groove 126 is recessed from the surface of the battery end cover 120 towards the battery housing 110 and extends along the length direction of the battery end cover 120, specifically, in the width direction of the battery end cover 120, the second guide grooves 126 are disposed on the inner sides of the ejection portions 125 on the corresponding sides. In this embodiment, the battery end cover 120 is further provided with a positioning hole 122 for connecting the battery end cover 120 and the battery housing 110, and the bolt can penetrate through the positioning hole 122 to connect the battery end cover 120 and the battery housing 110.

Referring to fig. 2 and 3, the lifting assembly 200 further includes an outer housing 210, a sliding plate 220 connected to the inside of the outer housing 210, and a mechanical lock 230 penetrating the outer housing 210 and the sliding plate 220. In this embodiment, the housing 210 has a receiving cavity therein, the sliding plate 220 and a portion of the mechanical lock 230 are disposed in the receiving cavity, and further, a first through hole is disposed on the housing 210, a second through hole is disposed on the sliding plate 220, and the mechanical lock 230 can simultaneously penetrate the first through hole and the second through hole to lock the housing 210 and the sliding plate 220.

Referring to fig. 2 and 3, the mechanical lock 230 includes a body 231 and a lock tongue 232 connected to each other, and the lock tongue 232 extends through the body 231. In this embodiment, the main body 231 is fixedly connected to the outside of the outer housing 210, the lock tongue 232 is disposed at the middle section of the main body 231, and the lock tongue 232 can horizontally stretch towards the outer housing 210 and the sliding plate 220, specifically, the lock tongue 232 can penetrate through the first through hole and the second through hole to lock and connect the outer housing 210 and the sliding plate 220.

Referring to fig. 2 and 3, the outer case 210 is provided with at least one guide post 211 engaged with the second guide groove 126. In this embodiment, two second guide posts 211 capable of being respectively embedded in the two second guide slots 126 are correspondingly disposed on the outer housing 210 to correspond to the two second guide slots 126, so as to guide the lifting direction of the battery assembly 100. With the lifting assembly 200 shown in fig. 2 as a reference, in this embodiment, two second guide posts 211 are disposed at intervals along the width direction of the outer housing 210, and any guide post 211 is configured as a rectangular strip-shaped bump extending along the height direction of the outer housing 210, and further, any guide post 211 is fixedly connected with the outer housing 210, and is integrally disposed.

Referring to fig. 3, the lift assembly 200 further includes a spring 212, the spring 212 being coupled to a lower bottom surface of the slide plate 220. In this embodiment, the spring 212 extends along the lifting direction of the battery assembly 100 to provide upward lifting force for the battery assembly 100, and in particular, the spring 212 is disposed between the outer housing 210 and the sliding plate 220, so as to achieve relative sliding between the outer housing 210 and the sliding plate 220. In other embodiments, a different number or compression potential of springs 212 may be provided depending on the actual required battery weight to be lifted and the lifting height, and the utility model is not particularly limited.

Referring to fig. 2 and 3, the lifting assembly 200 is provided with an anti-slip groove 213 engaged with the anti-slip member 121. In this embodiment, the anti-slip groove 213 is disposed at the top of the outer housing 210, and cooperates with the anti-slip member 121 to limit the height of the battery assembly 100. Specifically, the anti-falling chute 213 is configured as a chute recessed inward from the surface of the outer housing 210, which extends along the height direction of the outer housing 210 and has a width not smaller than the anti-falling member 121, and further, the anti-falling chute 213 includes a first chute parallel to the surface of the outer housing 210 and a second chute connected to the bottom end of the first chute, wherein the second chute is configured as a slant chute matched with the anti-falling chute 1212.

Referring to fig. 2 and 4, the lifting assembly 200 further includes a limiting plate 240, the limiting plate 240 is connected to the outer housing 210, and the limiting plate 240 and the outer housing 210 are disposed around the sliding plate 220. In this embodiment, the limiting plate 240 is detachably connected with the outer casing 210, the limiting plate 240 and the outer casing 210 enclose an accommodating space for accommodating the sliding plate 220, the limiting plate 240 can further limit the moving direction of the sliding plate 220, so as to ensure that the lifting direction of the sliding plate 220 cannot deviate, in this embodiment, the limiting plate is set to be in a shape matched with the accommodating space of the outer casing 210, preferably a metal plate, and a third through hole 242 for avoiding the lock tongue 232 and two mounting holes 241 for connecting the outer casing 210 are formed in the limiting plate.

The following describes the specific use process and principle of the battery lifting mechanism in this embodiment:

referring to fig. 5 and 6, when the battery assembly 100 is connected to the lifting assembly 200, the battery assembly 100 and the lifting assembly 200 are at the same level, the anti-falling assembly is embedded in the anti-falling slot 213, the pushing block 221 and the ejection portion 125 are mutually pressed, and the locking tongue 232 penetrates the first through hole, the second through hole, the third through hole 242 and the locking hole 124 to connect the lifting assembly 200 to the battery assembly 100, and the spring 212 is in a compressed state.

Referring to fig. 7 and 8, when the battery assembly 100 is disconnected from the lifting assembly 200, the battery end cover 120 is lifted up, the anti-falling assembly is disconnected from the anti-falling groove, the lock tongue 232 is retracted into the main body 231, and the sliding plate 220 is disconnected from the outer casing 210, so that the sliding plate 220 can move upwards under the pushing of the spring 212, and further drives the pushing block 221 to lift the pushing part upwards, so as to lift the battery assembly 100, in the process, the first guide groove 123 guides the movement of the lock tongue 232, and the second guide groove 126 guides the lifting direction of the battery assembly 100, and the elements cooperate with each other to achieve the purpose of quickly and stably lifting the battery.

To sum up, this battery lifting mechanism carries out the top to the battery pack 100 that is equipped with the battery through the lifting subassembly 200 that sets up on the fixed surface and carries out the top lifting, and it can be under the prerequisite of not repacking automobile body realize the top to the battery through the cooperation of pushing away piece 221 and ejecting portion 125, and operating personnel only need adjust mechanical lock 230 can realize pushing away the process during the use, compares in current lifting structure, and this mechanism has advantages such as specific volume is small and exquisite concurrently, the installation is simple, application scope is wide and use flexibility is strong.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations and modifications of the present utility model will be apparent to those of ordinary skill in the art in light of the foregoing description. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present utility model.

Claims (10)

1. A battery lifting mechanism which is characterized in that: comprising the following steps:

the battery assembly is arranged in the battery assembly, one end of the battery assembly is provided with a battery end cover, the battery end cover is provided with a lock hole and at least one ejection part, and the lower surface of the ejection part protrudes out of the battery end cover;

the lifting assembly is connected to the fixing surface and comprises a mechanical lock matched with the lock hole and a sliding plate slidably connected with the mechanical lock, and at least one pushing block is arranged on the sliding plate and matched with the ejection part to lift the battery assembly.

2. The battery lifting mechanism of claim 1, wherein: the lifting assembly further comprises an outer shell, the sliding plate is connected to the inside of the outer shell, and the mechanical lock is connected with the outer shell and the sliding plate in a penetrating mode.

3. The battery lifting mechanism of claim 2, wherein: the outer shell is provided with at least one guide post, and the battery end cover is provided with at least one second guide groove matched with the guide post.

4. The battery lifting mechanism of claim 2, wherein: the lifting assembly further comprises a limiting piece, the limiting piece is connected with the outer shell, and the limiting piece and the outer shell are arranged around the sliding plate.

5. The battery lifting mechanism of claim 1, wherein: the lifting assembly further comprises a spring connected to the lower bottom surface of the sliding plate.

6. The battery lifting mechanism of claim 1, wherein: the battery end cover is provided with a first guide groove matched with the mechanical lock.

7. The battery lifting mechanism of claim 6, wherein: the first guide groove is an inclined guide groove extending towards the lock hole along the lifting direction.

8. The battery lifting mechanism of claim 1, wherein: the battery assembly further comprises a battery shell, the battery is accommodated in the battery shell, and the battery end cover is connected to one end of the battery shell.

9. The battery lifting mechanism of claim 1, wherein: the mechanical lock comprises a main body part and a lock tongue which are connected with each other, and the lock tongue penetrates through the main body part to stretch and move.

10. The battery lifting mechanism of claim 1, wherein: the battery end cover also comprises an anti-falling piece, and the lifting assembly is provided with an anti-falling chute matched with the anti-falling piece.