CN214246972U - Battery package locking structure - Google Patents

Abstract

The utility model belongs to the technical field of lock equipment of electric vehicles, and relates to a battery pack lock structure, which comprises a lock mechanism and an unlock mechanism arranged in a lock shell, the locking mechanism comprises a lock hook which is rotatably arranged in the lock shell and a lock tongue which is arranged in the lock shell in a sliding way and is matched with a limiting groove on the lock hook, the unlocking mechanism comprises a motor and a transmission mechanism which can transmit the power generated by the motor to the bolt, the lock tongue can move towards or away from the lock hook under the driving of the transmission mechanism to realize the locking or unlocking action, a first torsion spring is arranged between the lock hook and the lock shell, and the bottom of the lock hook is provided with a position switch in signal connection with the motor controller, one end of the spring bolt is connected with the transmission mechanism, a second torsion spring is arranged between the other end of the spring bolt and the lock shell, and a first guide block and a first guide groove are arranged between the spring bolt and the lock shell in a matched manner. The utility model has the advantages of simple structure, convenient operation, reliable and stable, sensitivity is high, locks effectually etc.

Description

Battery package locking structure

Technical Field

The utility model belongs to the technical field of the lock equipment of electric motor car, concretely relates to battery package locking structure.

Background

At present, the battery pack lock of the existing simple electric vehicle mostly utilizes a lock tongue to stretch into a lock hole of a lock body arranged on the battery pack to lock the battery pack, the space occupied by the battery pack lock is large, the center distance of front and rear wheels is increased, the exposed part of the lock body is large after installation, a lock head must be installed together with the lock body, the anti-theft performance is poor, the appearance of the whole vehicle is also influenced, and the battery pack lock can only be arranged at a low position on a vehicle frame due to the limitation of vehicle types sometimes, so that the battery pack lock is extremely inconvenient to unlock and install and take out.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the battery package locking structure is complicated among the prior art, and the safety coefficient is poor, provide one kind can the automatic control unblock, easy operation, battery package locking structure that factor of safety is high.

In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a battery package keying constructs, is including setting up locking mechanism and release mechanism in the lock shell, locking mechanism is including rotating the lock hook that sets up in the lock shell and slide the setting in the lock shell with the lock hook on spacing groove cooperation set up the spring bolt, release mechanism includes the motor and can transmit the power that the motor produced for the drive mechanism of spring bolt, the spring bolt can be under drive mechanism's drive to the direction removal that is close to or keeps away from the lock hook in order to realize locking or the action of unblanking.

Preferably, a first torsion spring is arranged between the lock hook and the lock shell, and a position switch in signal connection with the motor controller is arranged at the bottom of the lock hook.

Preferably, spring bolt one end is connected with drive mechanism, is equipped with the second torsional spring between the other end and the lock shell, and is equipped with the cooperation between spring bolt and the lock shell and sets up at first guide block and first guide way.

Preferably, the transmission mechanism comprises a sliding block which can move left and right under the drive of a motor, one end of the sliding block is connected with the bolt, and the other end of the sliding block is connected with the motor through a rack.

Preferably, be equipped with the worm on the output shaft of motor, be equipped with first gear train and second gear train between worm and the rack, first gear train includes first gear wheel and the first pinion of coaxial setting, the second gear train includes second gear wheel and the second pinion of coaxial setting, first gear wheel and worm meshing, first pinion and second gear wheel meshing, second pinion and rack toothing.

Preferably, the periphery of the second gearwheel is of a non-full-tooth design, and a third torsion spring is arranged between the second gearwheel and the lock case.

Preferably, a matching device is arranged between the sliding block and the lock shell and is arranged on the second guide block and the second guide groove, and a waterproof piano sleeve is further arranged between the sliding block and the lock shell.

Preferably, two silica gel shock pads are symmetrically arranged at the top of the lock shell.

After the technical scheme is adopted, the utility model provides a pair of battery package lock structure has following beneficial effect:

the utility model can limit the position of the lock hook by the lock tongue when the lock hook is in the locking state through the design of the lock hook and the lock tongue; through the design of the motor and the transmission mechanism, the unlocking action that the lock tongue is driven to leave the lock hook under the action of the motor can be realized; through the design of the first torsion spring between the lock hook and the lock shell, the stability of the reset action of the lock hook can be ensured when the lock is unlocked; through the design of the second torsion spring, the stability of the reset action of the lock tongue can be ensured; through the design of the third torsion spring, the teeth of the second big gear can be tightly pressed on the first small gear, and the smooth meshing stability during reverse rotation is ensured, so that the resetting stability is ensured; through the design of non-full teeth on the periphery of the second gearwheel, the motor can idle, the motor is prevented from stalling, and meanwhile, the phenomenon of mistaken locking when the motor is powered off can be prevented; to sum up, the utility model has the advantages of simple structure, convenient operation, reliable and stable, sensitivity is high, locks effectual, has very big market value, is worth extensively popularizing and applying.

Drawings

Fig. 1 is a schematic structural view of the battery pack locking structure of the present invention.

Wherein: the lock comprises a lock shell 1, a lock hook 2, a bolt 3, a motor 4, a first torsion spring 5, a position switch 6, a second torsion spring 7, a first guide block 8, a first guide groove 9, a sliding block 10, a rack 11, a worm 12, a first gear set 13, a second gear set 14, a third torsion spring 15, a second guide block 16, a waterproof organ sleeve 17 and a silica gel shock pad 18.

Detailed Description

The present invention will now be described more fully hereinafter with reference to the accompanying drawings, in which some, but not all embodiments of the invention are shown. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and if not stated otherwise, the terms have no special meaning, and therefore, the scope of the present invention should not be construed as being limited.

As shown in fig. 1, the utility model provides a battery pack locking structure, including the locking mechanism and the release mechanism that set up in lock shell 1.

The locking mechanism comprises a lock hook 2 and a lock tongue 3, the lock hook 2 is arranged at a position corresponding to an opening at the top of the lock shell 1 for inserting the lock buckle, a lock groove matched with the opening is formed in the lock hook 2, and the lock hook 2 is rotatably arranged in the lock shell 1; horizontal gliding setting is in lock catch 2 one side about spring bolt 3, and is equipped with on the spring bolt 3 with lock catch 2 go up spacing groove assorted stopper, and is further, the spacing groove sets up in lock catch one side, through the design of stopper and spacing groove, can be in when locking the position at lock catch 2, spring bolt 3 plays limiting displacement to lock catch 2, have matched with inclined plane design each other on stopper and the spacing groove, can guarantee less frictional force when contacting each other.

Furthermore, a first torsion spring 5 is arranged between the lock hook 2 and the lock case 1, so that when the limit between the lock bolt 3 and the lock hook 2 is released, namely when the contact between the lock bolt 3 and the lock hook 2 is released, the lock hook 2 can reset to unlock under the action of the first torsion spring 5, a position switch 6 in signal connection with a controller of the motor 4 is arranged at the bottom of the lock hook 2, and is used for sending an unlocking or locking signal to the controller, and controlling the forward and reverse rotation time and the rotation time of the motor 4 through the controller; the spring bolt 3 is kept away from and is equipped with second torsional spring 7 between one side of lock hook 2 and the lock shell 1, can guarantee the stability of spring bolt 3 action of resetting, be equipped with the cooperation setting between spring bolt 3 and the lock shell 1 and at first guide block 8 and first guide way 9, can guarantee the stability that the spring bolt 3 controlled about.

The unlocking mechanism comprises a motor 4 and a transmission mechanism capable of transmitting power generated by the motor 4 to a bolt 3, the bolt 3 can move towards a direction close to or away from a lock hook 2 under the driving of the transmission mechanism to realize locking or unlocking actions, concretely, the transmission mechanism comprises a slide block 10 capable of moving left and right under the driving of the motor 4, one end of the slide block 10 is connected with the bolt 3, the other end of the slide block is connected with the motor 4 through a rack 11, a worm 12 is arranged on an output shaft of the motor 4, a first gear set 13 and a second gear set 14 are arranged between the worm 12 and the rack 11, the first gear set 13 comprises a first gearwheel and a first pinion which are coaxially arranged, the second gear set 14 comprises a second gearwheel and a second pinion which are coaxially arranged, the first gearwheel is meshed with the worm 12, and the first pinion is meshed with the second gearwheel, the second pinion is meshed with the rack 11, further, due to the non-full-tooth design of the periphery of the second gearwheel, the first pinion can be rotated to a position where the second gearwheel does not have teeth after unlocking, namely, the first pinion connected with the worm 12 of the motor 4 is separated from the second gearwheel connected with the rack 11, and the motor 4 idles, so that the motor 4 can be prevented from rotating in a blocking manner, and the service life of the motor 4 can be prolonged; furthermore, be equipped with third torsional spring 15 between second gear wheel and the lock shell 1, through the design of third torsional spring 15, can guarantee that the tooth pressure of second gear wheel is on the tooth of first pinion, when can guaranteeing that motor 4 reverses, the stability that resets is guaranteed in the meshing smoothly of first pinion and second gear wheel.

Further, be equipped with the cooperation between slider 10 and the lock shell 1 and set up at second guide block 16 and second guide way, can guarantee the stability that slider 10 controlled about, still be equipped with waterproof aeolian organ cover 17 between slider 10 and the lock shell 1, can guarantee the good waterproof performance of drive mechanism part in the lock shell 1, it is required to explain, in order to guarantee good waterproof performance in the lock shell 1, motor 4 and position switch 6 part also all are equipped with waterproof circle.

Further, lock shell 1 top still symmetry is equipped with two silica gel shock pads 18, can guarantee that lock shell 1 has fine shock attenuation effect.

When the battery pack locking structure provided by the utility model is used, when the lock needs to be unlocked, the motor 4 rotates forwards, the worm 12 is driven by the output shaft to rotate, the worm 12 drives the first gearwheel of the first gearwheel group 13 to rotate, so that the first pinion below the first bull gear drives the second bull gear of the second gear set 14 to rotate, and then the second pinion above the second bull gear drives the rack 11 to make the slide block 10 move horizontally to the right, thereby pushing the bolt 3 to move horizontally to the right against the pretightening force of the second torsion spring 7, when the first pinion is disengaged from the second bull gear, the limit between the lock tongue 3 and the lock hook 2 is released, the lock hook 2 rotates left to open under the action of the first torsion spring 5, at this time, the shorter side of the lock hook 2 is pressed to a position switch 6 below the lock hook, and the position switch 6 gives a current unlocking signal to the controller, namely, the unlocking action is realized;

when the lock needs to be locked, the lock catch downwards mechanically extrudes the lock hook 2 in the opening through the opening on the lock shell 1, so that the lock hook 2 overcomes the acting force of the first torsion spring 5 and rotates rightwards to a position to be locked, the shorter side of the lock hook 2 leaves the position switch 6 below the lock hook, the position switch 6 gives a signal to the controller to be locked, the controller changes the rotating direction of the motor 4, the worm 12 is driven to rotate reversely by the output shaft, the worm 12 drives the first gear set 13 and the second gear set 14 to do actions opposite to unlocking, the slide block 10 horizontally moves leftwards by the driving rack 11, the slide block 10 drives the lock tongue 3 to reset leftwards until the limit block is clamped in the limit groove of the lock hook 2, namely, the lock tongue 3 resets to the locking position, and locking action is realized.

The above operations are circulated in this way, and the unlocking and locking actions can be repeatedly completed.

In summary, the battery pack locking structure provided by the utility model, through the design of the lock hook 2 and the lock tongue 3, when the lock hook 2 is in the locking state, the lock tongue 3 limits the position of the lock hook 2; through the design of the motor 4 and the transmission mechanism, the unlocking action that the lock tongue 3 is driven to leave the lock hook 2 under the action of the motor 4 can be realized; through the design of the first torsion spring 5 between the lock hook 2 and the lock shell 1, the stability of the reset action of the lock hook 2 can be ensured when the lock is unlocked; through the design of the second torsion spring 7, the stability of the reset action of the lock tongue 3 can be ensured; through the design of the third torsion spring 15, the teeth of the second big gear can be tightly pressed on the first small gear, and the smooth meshing stability during reverse rotation is ensured, so that the resetting stability is ensured; through the design of non-full teeth on the periphery of the second gearwheel, the motor 4 can idle, the motor 4 is ensured not to be locked, and meanwhile, the phenomenon of mistaken locking when the motor is powered off can be prevented; to sum up, the utility model has the advantages of simple structure, convenient operation, reliable and stable, sensitivity is high, locks effectual, has very big market value, is worth extensively popularizing and applying.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (8)

1. The utility model provides a battery package keying constructs, is including setting up locking mechanical system and release mechanism in lock shell (1), its characterized in that: locking mechanism is including rotating lock hook (2) that set up in lock shell (1) and sliding setting lock tongue (3) that spacing groove cooperation set up on lock hook (2) in lock shell (1), unlocking mechanism includes motor (4) and can give the drive mechanism of lock tongue (3) with the power transmission that motor (4) produced, lock tongue (3) can be under drive mechanism's drive to the direction removal that is close to or keeps away from lock hook (2) in order to realize locking or the action of unblanking.

2. The battery pack locking structure of claim 1, wherein: a first torsion spring (5) is arranged between the lock hook (2) and the lock shell (1), and a position switch (6) in signal connection with a motor (4) controller is arranged at the bottom of the lock hook (2).

3. The battery pack locking structure of claim 1, wherein: spring bolt (3) one end is connected with drive mechanism, is equipped with second torsional spring (7) between the other end and lock shell (1), and is equipped with the cooperation between spring bolt (3) and lock shell (1) and sets up at first guide block (8) and first guide way (9).

4. The battery pack locking structure of claim 1, wherein: the transmission mechanism comprises a sliding block (10) capable of moving left and right under the driving of a motor (4), one end of the sliding block (10) is connected with the bolt (3), and the other end of the sliding block is connected with the motor (4) through a rack (11).

5. The battery pack locking structure of claim 4, wherein: be equipped with worm (12) on the output shaft of motor (4), be equipped with first gear train (13) and second gear train (14) between worm (12) and rack (11), first gear train (13) are including the first gear wheel and the first pinion of coaxial setting, second gear train (14) are including the second gear wheel and the second pinion of coaxial setting, first gear wheel and worm (12) meshing, first pinion and second gear wheel meshing, second pinion and rack (11) meshing.

6. The battery pack locking structure of claim 5, wherein: the periphery of the second gearwheel is in non-full-tooth design, and a third torsion spring (15) is arranged between the second gearwheel and the lock shell (1).

7. The battery pack locking structure of claim 4, wherein: and a water-proof piano sleeve (17) is arranged between the sliding block (10) and the lock shell (1) and is arranged between the second guide block (16) and the second guide groove in a matching way.

8. The battery pack locking structure of claim 1, wherein: the top of the lock shell (1) is also symmetrically provided with two silica gel shock-absorbing pads (18).

Images