CN215266518U - Battery box and carrier with same - Google Patents

Abstract

The utility model provides a battery box and a carrier with the battery box, relating to the technical field of battery boxes and being used for solving the technical problem that the service life of the battery is influenced because the battery is easy to fall off when being disassembled; the box body is provided with an accommodating cavity, the bottom end of the box body is provided with an opening communicated with the accommodating cavity, and the box cover is sealed on the opening and is detachably connected with the box body; the bearing part is used for bearing the storage battery, and the bearing part is connected with the inner side wall of the box body in a sliding mode along the access direction of the storage battery, so that the bearing part can extend out of the box body to be preset in length. The carrier comprises the battery box. The utility model is used for improve the life of battery.

Description

Battery box and carrier with same

Technical Field

The utility model relates to a battery case technical field especially relates to a battery case and have carrier of this battery case.

Background

The electric bicycle is a vehicle which is an electromechanical integration of a storage battery as an auxiliary energy source, a common bicycle and is provided with an electric motor, a controller, a steering brake handle and other operating components and a display instrument system, wherein the storage battery is a vehicle-mounted energy source of the electric bicycle, and therefore, the safety and the reliability of the storage battery are particularly important.

In order to avoid liquid such as rainwater to get into in the battery box and influence the fail safe nature of battery, the battery box generally includes box body and lid, and the box body has the holding chamber, and the bottom of box body is equipped with the opening with holding chamber intercommunication, and the lid closing cap can be dismantled with the box body and be connected at this opening part. When the storage battery needs to be disassembled and assembled, the box cover is disassembled from the box body, and the storage battery is placed into the containing cavity or taken out of the containing cavity through the opening.

However, when dismantling the battery, when the lid is dismantled the back from the box body, the battery easily drops from the box body in, leads to the battery damage to reduce battery life-span.

SUMMERY OF THE UTILITY MODEL

In view of the above problem, the embodiment of the utility model provides a battery case and have carrier of this battery case, this battery case can avoid when dismantling the battery, and the battery drops and leads to the problem of battery damage in the box body to improve the life of battery.

In order to achieve the above object, the embodiment of the present invention provides the following technical solutions:

in a first aspect, an embodiment of the present invention provides a battery box, which includes: the box body, the box cover and the bearing piece; the box body is provided with an accommodating cavity, the bottom end of the box body is provided with an opening communicated with the accommodating cavity, and the box cover is covered on the opening and is detachably connected with the box body; the bearing piece is used for bearing the storage battery, and the bearing piece is in sliding connection with the inner side wall of the box body along the in-out direction of the storage battery, so that the bearing piece can extend out of the box body by a preset length.

In an optional embodiment, the bearing part comprises a bearing part and a connecting part, a first end of the connecting part is slidably connected with the inner side wall of the box body, a second end of the connecting part is vertically connected with the bearing part, and the bearing part is used for bearing the storage battery.

In an optional implementation manner, the connecting portion includes a first connecting section and a second connecting section, a first end of the first connecting section is slidably connected to the inner side wall of the box body, a second end of the first connecting section is pivotally connected to a first end of the second connecting section, and a second end of the second connecting section is fixedly connected to the bearing portion, so that the second connecting section drives the bearing portion to be overturned relative to the first connecting section.

In an alternative embodiment, the first and second connecting sections are pivotally connected by a rotational connection.

In an alternative embodiment, the rotational connection is a hinge.

In an alternative embodiment, the carrier part and the connecting part form an L-shaped carrier.

In an alternative embodiment, the bearing part is a bearing plate; and/or the connecting part is a connecting plate.

In an alternative embodiment, the bearing part is provided with a supporting mechanism, and the supporting mechanism is used for providing a pushing force for the storage battery to move towards one side of the inner top wall of the box body, so that the electrode on the storage battery is abutted with the electrode plate on the inner top wall of the box body.

In an alternative embodiment, the support mechanism comprises at least one first spring, a first end of which is mounted on the carrier part and a second end of which abuts the battery.

In an alternative embodiment, the support mechanism further comprises a support plate disposed on the second end of the first spring, the battery being placed on the support plate.

In an optional embodiment, the number of the carriers is two, and the two carriers are arranged opposite to each other, and form an accommodating space for accommodating the storage battery.

In an alternative embodiment, magnetic members are disposed on opposite sides of the two bearing members, and the two magnetic members are opposite-pole magnetic members.

In an optional implementation manner, a first sliding member is disposed on a first bearing member of the two bearing members, a second sliding member is disposed on a second bearing member of the two bearing members, sliding grooves respectively matched with the first sliding member and the second sliding member are disposed on an inner side edge of the box body along an in-out direction of the storage battery, and the first sliding member and the second sliding member are respectively in sliding connection with the corresponding sliding grooves.

In an alternative embodiment, the first and second slides are each disposed at an end of the carrier facing the top of the case.

In an alternative embodiment, the first slider is a slider and the second slider is a spring mechanism.

In an alternative embodiment, the spring mechanism includes a spring frame that is slidably coupled to the chute.

In an optional implementation mode, the spring mechanism further comprises a second spring and a spring rod, the first end of the second spring and the spring frame face towards the inner side wall of one side of the storage battery and are connected, the second end of the second spring and the spring rod are connected, one side of the storage battery, away from the spring frame, is provided with a first through hole, the side wall of the box body is provided with a second through hole communicated with the first through hole, the spring rod penetrates through the first through hole and the second through hole and can move in the first through hole and the second through hole.

In an alternative embodiment, the spring mechanism further comprises a first sliding plate located inside the spring frame, the first sliding plate being located between the second spring and the spring rod, the first sliding plate being moved inside the spring frame under the urging of the spring rod.

In an optional implementation mode, the battery case still includes the lock nose subassembly, the lock nose subassembly includes extrusion frame and extrusion post, the extrusion frame sets up on the lateral wall of box body, follow on the extrusion frame the extending direction of second through-hole is equipped with and runs through the third through-hole of extrusion frame, the third through-hole with the second through-hole intercommunication, the extrusion post is worn to locate in the third through-hole and can follow the extending direction of third through-hole removes, the first end of extrusion post with the spring beam butt.

In an optional embodiment, the lock nose assembly further comprises a lock nose and a lock body, one end of the lock nose is connected with the second end of the pressing column, the other end of the lock nose extends out of one side of the pressing frame away from the box body, and the lock nose can move along the extension direction of the third through hole; one end of the lock nose, which is far away from the box body, is provided with a lock hole, and the lock body can be arranged in the lock hole in a penetrating manner.

In an alternative embodiment, the lock nose assembly further comprises a second slide plate located within the squeeze frame and disposed between the squeeze post and the lock nose.

In an alternative embodiment, a damping mechanism is disposed at an end of each of the sliding grooves facing the opening, and the damping mechanism is configured to reduce a sliding speed of the first sliding member and the second sliding member along the corresponding sliding groove.

In an alternative embodiment, the damping mechanism comprises a third spring, which is connected to a groove wall of the chute.

In an alternative embodiment, the damping mechanism further comprises a damping plate disposed above the third spring.

In a second aspect, the embodiment of the present invention further provides a carrier with the battery box, which includes a carrier body, a battery and a battery box provided by the first aspect, wherein the battery box is installed on the carrier body, and the battery is installed in the battery box.

Compared with the prior art, the embodiment of the utility model provides a battery case and have carrier of this battery case have following advantage:

the embodiment of the utility model provides an among the battery case, be used for bearing the weight of the carrier of battery through the setting, bear the weight of along the discrepancy direction sliding connection of battery between the inside wall of carrier and box body, so that bear the weight of carrier protractile box body and predetermine length, thus, when dismantling the battery, open the lid, bear the weight of carrier and place the battery on bearing the weight of carrier and can be because of the inside wall landing downwards of self along the box body, when bearing the weight of carrier and stretching out the length of predetermineeing of box body, the battery stops to fall, the dismantlement personnel only need with the battery from bearing the weight of carrier take out can, need not catch the battery of whereabouts from the below of box body, thereby effectual protection dismantlement personnel's safety, also can avoid the battery to drop subaerial damage simultaneously, can effectual improvement life of battery.

In addition to the technical problems, technical features constituting technical solutions, and advantageous effects brought by the technical features of the technical solutions described above, other technical problems that can be solved by the battery box and the carrier having the battery box provided by the embodiments of the present invention, other technical features included in the technical solutions, and advantageous effects brought by the technical features will be further described in detail in the following detailed description.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a battery box according to an embodiment of the present invention;

fig. 2 is a schematic view of an internal structure of a battery case according to an embodiment of the present invention;

fig. 3 is a schematic view of an internal structure of a spring mechanism and a lock nose assembly in a battery box according to an embodiment of the present invention.

Reference numerals:

100-a battery compartment; 11-a box body; 111-a housing chamber; 112-a chute; 12-box cover;

13-a carrier; 131-a carrier; 132-a connecting portion; 1321 — a first connection segment;

1322-a second connecting section; 14-a rotational connection; 15-a support mechanism; 151-a first spring;

152-a support plate; 16-a magnetic member; 17-a slide block; 18-a spring mechanism; 181-spring frame;

182-a second spring; 183-spring rod; 184-a first sled; 19-a lock nose assembly;

191-an extrusion frame; 192-an extrusion column; 193-lock nose; 1931-keyhole; 194-a lock body;

195-a second sled; 20-a buffer mechanism; 201-a third spring; 202-a buffer plate;

21-electrode slice.

Detailed Description

Among the correlation technique, in order to avoid liquid such as rainwater to get into the battery box on the electric bicycle, lead to the battery short circuit in the battery box or damage, consequently, the last battery box of current electric bicycle is the lid setting with the battery box in the bottom of box body usually, however, when needs are dismantled the battery box with the battery, open the lid, need the manual work and catch the battery, because battery weight is heavier, the battery easily drops and lead to the battery damage to reduce the life of battery.

In order to solve the above technical problems, embodiments of the present invention provide a battery box and a carrier having the same, wherein, a bearing piece for bearing the storage battery is arranged in the battery box, the bearing piece is connected with the inner side wall of the box body in a sliding way along the in-out direction of the storage battery, so that the bearing piece can extend out of the box body by a preset length, when the storage battery is disassembled, the box cover is opened, the bearing piece and the storage battery placed on the bearing piece can slide down along the inner side wall of the box body due to the self gravity, when the bearing piece extends out of the box body by a preset length, the storage battery stops falling, a disassembling person only needs to take out the storage battery from the bearing piece and does not need to catch the falling storage battery from the lower part of the box body, thereby personnel's safety is dismantled in effectual protection, also can avoid the battery to drop subaerial and damage simultaneously, can the effectual life who improves the battery.

In order to make the above objects, features and advantages of the embodiments of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Fig. 1 is a schematic structural diagram of a battery box according to an embodiment of the present invention; fig. 2 is a schematic view of an internal structure of a battery box according to an embodiment of the present invention.

Referring to fig. 1 and 2, an embodiment of the present invention provides a battery box, which includes a box body 11, a box cover 12 and a bearing member 13, wherein the box body 11 has an accommodating cavity 111, an opening communicated with the accommodating cavity 111 is disposed at a bottom end of the box body 11, and the box cover 12 is covered on the opening and detachably connected to the box body 11; wherein, hold carrier 13 and be located holding chamber 111, and hold carrier 13 and box body 11's inside wall along the discrepancy direction sliding connection of battery, the battery can be placed on holding carrier 13 to make carrier 13 drive the battery and stretch out box body 11 and predetermine length, perhaps pack the battery into holding chamber 111 through holding carrier 13.

The box cover 12 can be detachably connected with the box body 11 by screwing, for example, an external thread is arranged on the box cover 12, an opening on the box body 11 is a screw hole matched with the external thread on the box cover 12, and the box cover 12 is connected with the box body 11 by screwing; or the box cover 12 and the box body 11 are detachably connected through a threaded connector such as a screw.

When the battery is dismantled from box body 11 as required, at first dismantle lid 12 from box body 11, hold carrier 13 and place the battery on carrier 13 and can be because of the downward landing of self gravity along the inside wall of box body 11, when holding carrier 13 and stretching out the length of predetermineeing of box body 11, the battery stops the whereabouts, it can only to need to take out the battery from carrier 13 to dismantle personnel, need not catch the battery of whereabouts from the below of box body 11, thereby effectual protection dismantles personnel's safety, also can avoid the battery to drop subaerial and damage simultaneously, can the effectual life who improves the battery.

It should be noted that the carrier 13 can extend a predetermined length of the box 11, which can be greater than the overall height of the accumulator, in order to remove the accumulator from the carrier 13 or to place the accumulator on the carrier 13.

The embodiment of the utility model provides a battery box, be used for bearing the weight of the battery through the setting and hold carrier 13, hold the discrepancy direction sliding connection along the battery between carrier 13 and the inside wall of box body 11, so that carrier 13 can stretch out box body 11 and predetermine length, thus, when dismantling the battery, when opening lid 12, hold carrier 13 and place the battery that holds on carrier 13 and can follow the inside wall landing downwards of box body 11 because of self gravity, when holding carrier 13 and stretching out the length of predetermineeing of box body 11, the battery stops the whereabouts, the dismantlement personnel only need with the battery from holding carrier 13 take out can, need not catch the battery of whereabouts from the below of box body 11, thereby effectual protection dismantlement personnel's safety, also can avoid the battery to drop subaerial damage simultaneously, can effectual improvement battery's life.

In some embodiments, the carrier 13 includes a bearing portion 131 and a connecting portion 132, a first end of the connecting portion 132 is slidably connected to an inner sidewall of the case 11, a second end of the connecting portion 132 is perpendicularly connected to the bearing portion 131, and the bearing portion 131 is used for bearing the storage battery. For example, the connecting portion 132 and the bearing portion 131 may form an L-shaped bearing 13.

Wherein, the carrier 13 can be two, and two carriers 13 are arranged relatively, and like this, form the accommodation space of holding the battery between two carriers 13, and the battery is held in the accommodation space by two carriers 13.

In order to facilitate taking out the storage battery from the supporting members 13 or placing the storage battery in the accommodating space formed by the two supporting members 13, in this embodiment, the connecting portion 132 includes a first connecting section 1321 and a second connecting section 1322, wherein a first end of the first connecting section 1321 is slidably connected to the inner side wall of the box 11, a second end of the first connecting section 1321 is pivotally connected to a first end of the second connecting section 1322, and a second end of the second connecting section 1322 is fixedly connected to the supporting portion 131, so that the second connecting end drives the supporting portion 131 to turn over relative to the first connecting end.

Specifically, when the storage battery needs to be detached from the battery box 100, the box cover 12 is detached from the box body 11, the storage battery can slide out from the opening on the box body 11 along with the two bearing pieces 13, and the storage battery is clamped in the accommodating space formed by the two bearing pieces 13, in order to take out the storage battery from the accommodating space, the bearing part 131 on one of the bearing pieces 13 and the second connecting section 1322 connected with the bearing part can be turned over relative to the first connecting section 1321, so that the storage battery can be taken out from the bearing pieces 13, therefore, when the storage battery does not fall from the inside of the box body 11 to the ground, the storage battery is convenient to take and place, the structure is simple, and the operation is convenient.

In some embodiments, the first connection segment 1321 and the second connection segment 1322 are pivotally connected by a rotational connection 14, for example, the rotational connection 14 may be a hinge; or the rotating connection member 14 may be hinged, etc., as long as the first connection segment 1321 and the second connection segment 1322 can be turned relatively, and the embodiment is not particularly limited.

In some embodiments, the bearing part 131 may be a bearing plate, and the connecting part 132 may also be a connecting plate, for example, the first connecting section 1321 may be a first connecting plate, and the second connecting section may be a second connecting plate, and the first connecting plate and the second connecting plate are connected in an inverted manner to form the connecting part 132.

In one embodiment, the second connecting plate and the bearing plate can form an integral piece to form an L-shaped bearing plate, so that the installation procedures can be reduced, and the installation cost can be reduced.

In addition to the above-described embodiment, the supporting portion 131 is provided with the supporting mechanism 15, and the supporting mechanism 15 is used for providing a pushing force to the battery to move toward the inner top wall side of the case body 11, so that the electrode on the battery is abutted to the electrode sheet 21 on the inner top wall of the case body 11.

The support mechanism 15 includes at least one first spring 151, a first end of the first spring 151 is mounted on the bearing portion 131, a second end of the first spring 151 abuts against the battery, and a pushing force for moving the electrode tab 21 is provided to the battery by an elastic force of the first spring 151, so that the electrode on the battery abuts against the electrode tab 21.

The first spring 151 may be a plurality of first springs 151, and a plurality of first springs 151 are spaced apart from each other on the carrier 131, wherein the first springs 151 may be coil springs, such as cylindrical springs.

Further, the supporting mechanism 15 further comprises a supporting plate 152, the supporting plate 152 is arranged at the second end of the first spring 151, and the storage battery is placed on the supporting plate 152, so that the stability of the storage battery placed on the supporting mechanism 15 can be improved, and the instability of contact between the electrode on the storage battery and the electrode plate 21 caused by shaking of the storage battery is avoided.

When carrying the thing 13 and being two, in order to avoid two to bear the crooked slopes of the direction that deviates from each other, in this embodiment, all be equipped with magnetic part 16 on two relative one sides of carrying thing 13, and two magnetic parts 16 are heteropolar magnetic part, and like this, two heteropolar magnetic parts attract mutually in order to avoid the battery to drop from carrying thing 13 to effectively improve the life of battery, simultaneously, also protect dismantlement personnel's safety. The magnetic member 16 may be a magnet.

Herein, for convenience of description, the two bearing members 13 are respectively described as a first bearing member and a second bearing member, wherein a first sliding member is disposed on the first bearing member of the two bearing members 13, a second sliding member is disposed on the second bearing member of the two bearing members 13, sliding grooves 112 respectively matched with the first sliding member and the second sliding member are disposed on the inner side wall of the box body 11 along the in-out direction of the storage battery, and the first sliding member and the second sliding member are respectively connected with the corresponding sliding grooves 112 in a sliding manner.

In some embodiments, the first sliding member and the second sliding member are respectively disposed at one end of the corresponding carrier 13 facing the top of the case 11, so that the length of the sliding groove 112 is unchanged, and the length of the carrier 13 extending out of the case 11 can be longer, so that the storage battery can be taken out or put in.

Illustratively, the first slider may be a slider 17 and the second slider may be a spring mechanism 18.

Fig. 3 is a schematic view of an internal structure of a spring mechanism and a lock nose assembly in a battery box according to an embodiment of the present invention.

Referring to fig. 3, the spring mechanism 18 includes a spring frame 181, and the spring frame 181 is slidably connected to the slide groove 112.

Further, spring mechanism 18 still includes second spring 182 and spring bar 183, the first end of second spring 182 is connected with the inside wall of spring frame 181 towards battery one side, the second end of second spring 182 is connected with spring bar 183, one side that the battery was kept away from to spring frame 181 is equipped with first through-hole, be equipped with the second through-hole with first through-hole intercommunication on the lateral wall of box body 11, spring bar 183 wears to locate in first through-hole and the second through-hole, and can remove in first through-hole and second through-hole, after spring bar 183 receives outside force to promote to get into spout 112 inside completely, spring frame 181 slides along corresponding spout 112 under the action of gravity of battery.

The spring mechanism 18 further includes a first sliding plate 184 located inside the spring frame 181, the first sliding plate 184 is located between the second spring 182 and the spring rod 183, and the first sliding plate 184 moves inside the spring frame 181 under the pushing of the spring rod 183, so that the second spring 182 is prevented from shifting to both sides when the spring rod 183 pushes the second spring 182, thereby improving the moving reliability of the spring rod 183.

On the basis of the above embodiment, the battery box 100 further includes a locking nose assembly 19, the locking nose assembly 19 includes a pressing frame 191 and a pressing column 192, the pressing frame 191 is disposed on the outer sidewall of the box body 11, a third through hole penetrating through the pressing frame 191 is disposed on the pressing frame 191 along the extending direction of the second through hole, the third through hole is communicated with the second through hole, the pressing column 192 is disposed in the third through hole in a penetrating manner and can move along the extending direction of the third through hole, the first end of the pressing column 192 abuts against the spring rod 183, the spring rod 183 is pushed by the pressing column 192 to move, and after the spring cup pressing column 192 is pushed into the sliding slot 112, the spring frame 181 and the sliding block 17 on the other carrier 13 slide along the corresponding sliding slot 112 under the gravity of the battery.

In some embodiments, the lock nose assembly 19 further includes a lock nose 193 and a lock body 194, one end of the lock nose 193 is connected to the second end of the pressing column 192, and the other end of the lock nose 193 extends out of one side of the pressing frame 191 away from the box body 11, and the lock nose 193 can move along the extending direction of the third through hole; the lock nose 193 is provided with a lock hole 1931 at an end away from the box body 11, and the lock body 194 can be inserted into the lock hole 1931.

Further, the lock nose assembly 19 further includes a second slide 195, the second slide 195 being located within the pressing frame 191 and disposed between the pressing post 192 and the lock nose 193.

In addition to the above embodiments, in order to avoid the impact between the slider 17 and the spring frame 181 when sliding down the slide slot 112 and the bottom end of the slide slot 112, in the present embodiment, the buffer mechanism 20 is disposed at the end facing the opening in each slide slot 112 (i.e., the bottom end of the slide slot 112), and the buffer mechanism 20 is used to reduce the sliding speed of the slider 17 and the spring frame 181 along the corresponding slide slot 112, so as to reduce the impact between the slider 17 and the spring frame 181 and the corresponding slide slot 112.

Through setting up buffer gear 20, when the battery landing downwards, buffer gear 20 can make the battery slow down the falling speed and stop the whereabouts until the battery, like this, need not dismantle the battery that personnel caught the whereabouts from the below, can effectual protection dismantlement personnel's safety, in addition, also can prevent that the battery from dropping to subaerial, life that can effectual protection battery.

In some embodiments, the damping mechanism 20 includes a third spring 201, and the third spring 201 is connected to a groove wall of the sliding groove 112, wherein the third spring 201 may be a coil spring or the like.

Further, the buffer mechanism 20 further comprises a buffer plate 202, the buffer plate 202 is arranged at the top end of the third spring 201, and by arranging the buffer plate 202, the sliding reliability between the sliding block 17 and the spring frame 181 and the buffer mechanism 20 can be improved, and the influence on the sliding path of the storage battery caused by the deflection of the third spring 201 can be avoided.

In a specific implementation, when the battery needs to be disassembled, first, the box cover 12 is disassembled from the box body 11, the lock body 194 is taken out from the lock hole 1931, and the lock nose 193 is pressed, so that the lock nose 193 drives the second sliding plate 195 to move the pressing column 192 towards one side of the box body 11, the pressing column 192 pushes the spring rod 183 to make the first sliding plate 184 compress the second spring 182, when the spring rod 183 is pushed into the sliding slot 112, under the action of the gravity of the battery, the battery drives the two carriers 13 to move downwards, the two carriers 13 respectively drive the sliding block 17 and the spring frame 181 to slide downwards along the respective corresponding sliding slot 112, when the sliding block 17 and the spring frame 181 respectively contact the buffer mechanisms 20 on the respective sliding slots 112, the buffer mechanisms 20 make the sliding block 17 and the spring frame 181 slow down until stopping falling, thus, the disassembling person does not need to receive the falling battery from below, can effectual protection dismantle personnel's safety, in addition, also can prevent that the battery from dropping to subaerial, life that can effectual improvement battery when the battery stops to fall, bends the junction of first linkage 1321 and second linkage 1322 in one of them carrier 13, takes out the battery.

The embodiment of the utility model provides a still provide a carrier with this battery case, it includes the battery case 100 that carrier body, battery and above-mentioned embodiment provided, and battery case 100 is installed on the carrier body, and the battery is installed in battery case 100.

The carrier body can be a movable carrier such as an electric bicycle.

The structure and operation of the battery pack 100 have been described in detail in the above embodiments, and thus, the description thereof is omitted.

The storage battery may be a lithium battery or the like, and the embodiment is not particularly limited.

The embodiments or implementation modes in the present specification are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments may be referred to each other.

In the description of the present specification, reference to the terms "one embodiment", "some embodiments", "illustrative embodiments", "example", "specific example", or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims (25)

1. A battery pack, comprising: the box body, the box cover and the bearing piece; the box body is provided with an accommodating cavity, the bottom end of the box body is provided with an opening communicated with the accommodating cavity, and the box cover is covered on the opening and is detachably connected with the box body;

the bearing piece is used for bearing the storage battery, and the bearing piece is in sliding connection with the inner side wall of the box body along the in-out direction of the storage battery, so that the bearing piece can extend out of the box body by a preset length.

2. A battery pack as claimed in claim 1, wherein the carrier comprises a bearing part and a connecting part, a first end of the connecting part is slidably connected with the inner side wall of the case, a second end of the connecting part is perpendicularly connected with the bearing part, and the bearing part is used for bearing the battery.

3. The battery box of claim 2, wherein the connecting portion comprises a first connecting section and a second connecting section, a first end of the first connecting section is slidably connected to the inner side wall of the box body, a second end of the first connecting section is pivotally connected to a first end of the second connecting section, and a second end of the second connecting section is fixedly connected to the bearing portion, so that the bearing portion can be turned over relative to the first connecting section by the second connecting section.

4. A battery compartment as claimed in claim 3, wherein the first and second connector sections are pivotally connected by a rotational connection.

5. A battery compartment as claimed in claim 4, wherein the rotational connector is a hinge.

6. A battery compartment according to any one of claims 2 to 5, characterised in that the carrier part and the connecting part form an L-shaped carrier.

7. A battery compartment as claimed in claim 6, wherein the carrying part is a carrying plate; and/or the connecting part is a connecting plate.

8. A battery pack as claimed in any one of claims 2 to 5, wherein the carrying portion is provided with a support mechanism for providing a pushing force to the battery moving toward the inner top wall side of the case so that the electrodes of the battery are brought into abutment with the electrode tabs on the inner top wall of the case.

9. A battery compartment as claimed in claim 8, wherein the support means comprises at least one first spring, a first end of which is mounted on the carrier and a second end of which abuts the battery.

10. A battery compartment as claimed in claim 9, wherein the support mechanism further comprises a support plate disposed on the second end of the first spring, the battery being placed on the support plate.

11. A battery pack as claimed in any one of claims 1 to 5, wherein the number of the carriers is two, and the two carriers are disposed oppositely, and form an accommodating space for accommodating the secondary battery.

12. A battery pack as claimed in claim 11 wherein magnetic members are provided on opposite sides of both said carriers and both said magnetic members are heteropolar magnetic members.

13. The battery pack according to claim 11, wherein a first sliding member is provided on a first of the two supporting members, a second sliding member is provided on a second of the two supporting members, sliding grooves respectively corresponding to the first sliding member and the second sliding member are provided on an inner side wall of the case in an entrance and exit direction of the secondary battery, and the first sliding member and the second sliding member are respectively slidably coupled to the corresponding sliding grooves.

14. A battery compartment as claimed in claim 13, wherein the first and second slides are each disposed at an end of the carrier facing the top of the compartment.

15. The battery compartment of claim 13, wherein said first slider is a slider and said second slider is a spring mechanism.

16. A battery pack as claimed in claim 15, wherein said spring mechanism comprises a spring frame slidably connected to said slide slot.

17. The battery pack according to claim 16, wherein the spring mechanism further comprises a second spring and a spring rod, a first end of the second spring is connected to an inner side wall of the spring frame facing the battery, a second end of the second spring is connected to the spring rod, a first through hole is formed in a side of the spring frame facing away from the battery, a second through hole communicated with the first through hole is formed in a side wall of the case, and the spring rod is inserted into the first through hole and the second through hole and can move in the first through hole and the second through hole.

18. The battery pack of claim 17, wherein said spring mechanism further comprises a first slide positioned within said spring frame, said first slide positioned between said second spring and said spring rod, said first slide moving within said spring frame under the urging of said spring rod.

19. The battery box according to claim 17, further comprising a locking nose assembly, wherein the locking nose assembly comprises a pressing frame and a pressing post, the pressing frame is disposed on the outer sidewall of the box body, a third through hole penetrating through the pressing frame is disposed on the pressing frame along the extending direction of the second through hole, the third through hole is communicated with the second through hole, the pressing post is disposed in the third through hole in a penetrating manner and can move along the extending direction of the third through hole, and a first end of the pressing post abuts against the spring rod.

20. The battery box of claim 19, wherein the locking nose assembly further comprises a locking nose and a lock body, one end of the locking nose is connected to the second end of the pressing column, and the other end of the locking nose extends out of one side of the pressing frame away from the box body, and the locking nose can move along the extending direction of the third through hole; one end of the lock nose, which is far away from the box body, is provided with a lock hole, and the lock body can be arranged in the lock hole in a penetrating manner.

21. The battery compartment of claim 20, wherein said lock nose assembly further comprises a second slide plate positioned within said crush frame and disposed between said crush post and said lock nose.

22. The battery pack according to claim 13, wherein a damping mechanism is provided in each of said slide grooves at an end facing said opening, said damping mechanism being adapted to reduce a sliding speed of said first slide member and said second slide member along each of said slide grooves.

23. A battery pack as claimed in claim 22, wherein said buffer mechanism comprises a third spring connected to a wall of said slide slot.

24. The battery pack of claim 23, wherein said buffer mechanism further comprises a buffer plate disposed at a top end of said third spring.

25. A carrier having the battery cartridge, characterized by comprising a carrier body, a storage battery mounted on the carrier body, and the battery cartridge of any one of claims 1 to 24, the storage battery being mounted in the battery cartridge.

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