CN213583969U

CN213583969U - Battery case, battery pack, unmanned vehicles and unmanned vehicles external member

Info

Publication number: CN213583969U
Application number: CN202022577420.XU
Authority: CN
Inventors: 张瑞强; 李日照; 农贵升
Original assignee: SZ DJI Technology Co Ltd
Current assignee: SZ DJI Technology Co Ltd
Priority date: 2020-11-09
Filing date: 2020-11-09
Publication date: 2021-06-29
Anticipated expiration: 2030-11-09
Also published as: WO2022095224A1

Abstract

The utility model provides a battery shell, a battery component, an unmanned aerial vehicle and an unmanned aerial vehicle suite, wherein the battery shell comprises a shell body and a holding part, and the outer surface of the shell body is provided with a holding tank; the holding part comprises a fixing part and a handheld part; the fixing part is accommodated in the accommodating groove and is fixedly connected with the shell body; the hand-held part is connected with the shell body through the fixing part; wherein, the thickness of the fixed part along the depth direction of the accommodating groove does not exceed the depth of the accommodating groove, thereby improving the structural reliability of the battery case.

Description

Battery case, battery pack, unmanned vehicles and unmanned vehicles external member

Technical Field

The utility model relates to a battery equipment technical field especially relates to a battery case, battery pack, unmanned vehicles and unmanned vehicles external member.

Background

Electrically powered devices, such as plant protection drones, typically require the use of batteries to power the device. The battery comprises a shell and a battery cell arranged in the shell. Because the plant protection unmanned aerial vehicle battery is big in size and weight, battery case is provided with the handle usually, is convenient for the user to hold, lift. Plant protection unmanned aerial vehicle uses in the open air usually, and plant protection unmanned aerial vehicle's battery receives to collide with and fall easily when using in the open air. However, when the conventional battery case falls or bumps, if one side of the handle is impacted, the battery case and even the inside of the battery are easily damaged, and the battery case and the battery are greatly impacted, so that the reliability of the battery is insufficient.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model provides a battery case, battery pack, unmanned vehicles and unmanned vehicles external member.

According to the utility model discloses an aspect, the utility model provides a battery case, include:

the outer surface of the shell body is provided with an accommodating groove;

a grip portion including a fixing portion and a hand-held portion; the fixing part is accommodated in the accommodating groove and is fixedly connected with the shell body; the handheld part is connected with the shell body through the fixing part;

wherein, the thickness of the fixed part along the depth direction of the accommodating groove does not exceed the depth of the accommodating groove.

In the battery case of the present invention, the grip portion may be deformable.

In the battery case of the present invention, when the grip portion is not pulled up, the grip portion is attached to the outer surface of the case body; and/or, when the holding part is pulled up, the holding part is far away from the outer surface of the shell body.

In the battery casing of the present invention, the casing body includes a first surface and a second surface opposite to each other, the accommodating groove is provided on the first surface, and a side surface of the fixing portion away from the second surface is flush with a notch of the accommodating groove; or one side surface of the fixing part, which is far away from the second surface, is lower than the notch of the accommodating groove.

In the battery case of the present invention, the fixing portion and the hand-held portion are provided separately.

The utility model discloses an among the battery case, the quantity of fixed part is two, two the fixed part is located respectively the relative both ends of handheld portion.

In the battery case of the present invention, the fixing portion is detachably connected to the case body; and/or the fixing part is movably connected with the shell body.

In the battery case of the present invention, the fixing portion includes: the fixing piece is arranged in the accommodating groove; the locking piece penetrates through the fixing piece and is fixedly locked on the bottom wall of the accommodating groove, and part of the fixing piece penetrates through the handheld portion.

The utility model discloses an among the battery case, be equipped with first hole of wearing to establish on the mounting, it wears to establish the hole to be equipped with the second in the handheld portion, it wears to establish the hole, part to be equipped with the third on the diapire of holding tank the mounting is worn to establish the hole is worn to establish to the second, the locking part is worn to establish first wear to establish the hole with the third wears to establish the hole to the lock solid handheld portion with shell body.

In the battery case of the present invention, the locking member includes: a limiting part; and the penetrating part is connected with the limiting part and penetrates through the first penetrating hole and the third penetrating hole.

In the battery case of the present invention, the circumferential dimension of the limiting portion is larger than the circumferential dimension of the penetrating portion; and/or the limiting part is arranged in the first through hole.

The utility model discloses an among the battery case, first wear to establish the hole and include: the limiting part is arranged in the first sub-hole; the second sub-hole is communicated with the first sub-hole, and the penetrating part penetrates through the second sub-hole and the third penetrating hole; step parts are formed at the joints of the first sub-holes and the second sub-holes, and the step parts are matched with the limiting parts to limit the locking pieces.

The utility model discloses an among the battery case, the second is worn to establish the hole and is had trompil length along predetermineeing the direction, trompil length is greater than the part the mounting is followed predetermine the size of direction, in order to allow handheld portion switches between handheld state and non-handheld state.

The utility model discloses an among the battery case, the second is worn to establish the hole and is included waist shape hole, quad slit, oval-shaped hole.

The utility model discloses an among the battery case, the fixed part still includes: and the sealing element is arranged at the first opening of the first through hole and used for preventing liquid from entering the first through hole through the first opening.

In the battery case of the present invention, the hand-held portion includes: a handheld sub-portion; and the connecting sub-part is connected to the end part of the handheld sub-part and is connected with the shell body through the fixing part.

In the battery casing of the present invention, the accommodating groove is disposed on the first surface of the casing body, and when the hand-held portion is in a hand-held state, the hand-held sub-portion has a first spacing distance from the first surface; when the handheld part is in a non-handheld state, the handheld sub-part has a second spacing distance with the first surface, and the first spacing distance is larger than the second spacing distance.

In the battery case of the present invention, the hand-held portion includes: a hand-held body; and the reinforcing body is embedded in the handheld body, and the handheld body and the reinforcing body are fixed on the shell body through the fixing part.

According to the utility model discloses a second aspect, the utility model provides a battery pack, include:

the battery housing of the first aspect of the present invention; and

a battery disposed within the battery housing.

In the battery module of the present invention, the housing body is formed with an accommodating space; the battery assembly includes: the circuit board is arranged in the accommodating space and comprises a first surface and a second surface which are opposite, and at least one of the first surface and the second surface is provided with a component; a shield for shielding the second face; the circuit board is matched with the enclosing structure to divide the accommodating space into a first subspace and a second subspace so as to enable the second subspace to be a sealed space; the second face and the guard are located within the first subspace; the first face is located within the second subspace.

According to the utility model discloses a third aspect, the utility model provides an unmanned vehicles, include:

a body;

the utility model discloses a battery pack of second aspect locates on the organism.

According to the utility model discloses a fourth aspect, the utility model provides an unmanned vehicles external member, include:

a body;

the utility model discloses a battery pack of second aspect for locate on the organism.

The embodiment of the utility model provides a battery case, battery pack, unmanned vehicles and unmanned vehicles external member, when battery case falls or collides with, the fixed part can not cause the impact to housing body basically and cause housing body to damage easily, has improved battery case and even inside structural reliability when falling or colliding with.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention as claimed.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced 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 any creative effort.

Fig. 1 is a schematic view of an angle structure of a battery case according to an embodiment of the present invention, in which a grip portion is pulled up;

FIG. 2 is a schematic view of the battery housing of FIG. 1 at another angle;

fig. 3 is a schematic view of an angle structure of a battery case according to an embodiment of the present invention, wherein the grip portion is not pulled up;

FIG. 4 is a schematic view of the battery housing of FIG. 3 at another angle;

fig. 5 is a schematic view of an angle structure of a battery case according to an embodiment of the present invention, in which a grip portion is not pulled up;

FIG. 6 is a schematic view of the battery housing of FIG. 5 at another angle;

fig. 7 is a schematic view of a partial structure of a battery case according to an embodiment of the present invention, in which a grip portion is not pulled up;

fig. 8(a) is an exploded schematic view of a battery module according to an embodiment of the present invention;

fig. 8(b) is a partial cross-sectional view of a battery pack according to an embodiment of the present invention, in which a grip portion is not pulled up;

FIG. 9 is an enlarged partial schematic view at A of FIG. 8 (b);

fig. 10 is a schematic structural diagram of a handheld portion according to an embodiment of the present invention;

fig. 11 is a schematic structural diagram of a battery assembly according to an embodiment of the present invention;

fig. 12 is a schematic view of a partial structure of a battery module according to an embodiment of the present invention;

fig. 13 is a schematic view of a partial structure of a battery case according to an embodiment of the present invention;

fig. 14 is a schematic structural diagram of an unmanned aerial vehicle according to an embodiment of the present invention.

Description of reference numerals:

1000. an unmanned aerial vehicle;

101. a body; 102. a battery assembly;

100. a battery case;

10. a housing body; 11. accommodating grooves; 111. a notch; 112. a third through hole; 113. opening the side; 121. a first surface; 122. a second surface; 123. a first side wall; 131. a battery cover body; 132. a housing; 14. an accommodating space; 141. a first subspace; 142. a second subspace;

15. a fence structure; 151. enclosing a wall; 152. a bearing part; 1521. a carrier; 1522. blocking edges; 1523. a step; 1524. a first step surface; 1525. a second step surface; 16. an assembling portion;

20. a grip portion; 21. a fixed part; 211. a fixing member; 2111. a first through hole; 21111. a first opening; 2112. a fixed body; 2113. fixing a column; 2114. an accommodating space; 2115. a first sub-aperture; 2116. a second sub-aperture; 2117. a step portion; 212. a locking member; 2121. a limiting part; 2122. a penetration part; 213. a seal member; 214. a second side wall;

22. a hand-held portion; 221. a second through hole; 222. a handheld sub-portion; 223. a connector section; 224. a hand-held body; 225. a reinforcement body;

200. a battery; 300. a circuit board; 301. a first side; 302. a second face; 303. a sidewall portion; 400. a guard.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It is also to be understood that the terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in the specification and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be further understood that the term "and/or" as used in the specification and the appended claims refers to any and all possible combinations of one or more of the associated listed items, and includes such combinations.

The utility model discloses an inventor discovers, after plant protection unmanned aerial vehicle's battery fell, the shell received the damage more easily, and the inside subassembly of battery also can receive the damage because the battery falls the impact that the collision produced even. The battery of plant protection unmanned aerial vehicle usually includes the shell and locates the electric core in the shell. Because plant protection unmanned aerial vehicle's load is great, requires very high to the power take off of battery, so plant protection unmanned aerial vehicle's battery weight is great, puts the battery for the convenience of carrying, generally need increase for the shell of battery and carry and put the structure. Plant protection unmanned aerial vehicle's battery receives to collide with and fall easily when outdoor use. The inventors have found that, in the conventional battery lifting structure, the portion for fixed connection with the case is provided protruding from the surface of the case, and when the battery is dropped upside down, the portion for fixed connection with the case in the lifting structure is in direct contact with the colliding object. Compared with the case with the surface directly contacting with the collision object, the contact area between the part for fixedly connecting with the case and the collision object in the lifting structure is small, and the part for fixedly connecting with the case in the lifting structure can cause larger stress to the case, so that the case of the battery is damaged or broken, and the reliability of the battery is insufficient.

Therefore, the utility model discloses an inventor provides a battery case, battery pack, unmanned vehicles and unmanned vehicles external member to improve the structural reliability of battery case when falling or colliding with. Specifically, the embodiment of the utility model provides a battery case, include: the outer surface of the shell body is provided with an accommodating groove; a grip portion including a fixing portion and a hand-held portion; the fixing part is accommodated in the accommodating groove and is fixedly connected with the shell body; the handheld part is connected with the shell body through the fixing part; wherein, the thickness of the fixed part along the depth direction of the accommodating groove does not exceed the depth of the accommodating groove.

According to the utility model discloses the embodiment still provides a battery pack, include: the battery case of the above embodiment; and a battery disposed within the battery housing.

According to the embodiment of the utility model provides an unmanned vehicles is still provided, include: a body; the battery pack of the above embodiment is disposed on the body.

According to the embodiment of the utility model provides an unmanned vehicles external member is still provided, include: a body; the battery pack of the above embodiment is configured to be disposed on the machine body.

Some embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.

Referring to fig. 1 to 8(b), an embodiment of the invention provides a battery case 100, where the battery case 100 includes a case body 10 and a holding portion 20. The outer surface of the housing body 10 is provided with a receiving groove 11. The grip portion 20 includes a fixing portion 21 and a hand-held portion 22. The fixing portion 21 is accommodated in the accommodating groove 11, and the fixing portion 21 is fixedly connected with the housing body 10. The hand-held portion 22 is connected to the housing body 10 via the fixing portion 21. Wherein, the thickness of the fixing part 21 along the depth direction of the receiving groove 11 does not exceed the depth of the receiving groove 11.

In the battery case 100 according to the above embodiment, since the thickness of the fixing portion 21 in the depth direction of the receiving groove 11 does not substantially exceed the depth of the receiving groove 11, the fixing portion 21 does not substantially protrude from the outer surface of the case body 10, and thus, when the battery case 100 falls or collides, the outer surface of the case body 10 is in direct contact with a collision object. Compare with the degree of depth that holding tank 11 was surpassed to the thickness of fixed part 21, the utility model discloses battery case 100 is falling or when colliding with, and fixed part 21 can not cause the impact to housing body 10 basically and cause housing body 10 to damage easily, has improved battery case 100 from this and has fallen or the structural reliability when colliding with.

Illustratively, the thickness of the fixing portion 21 in the depth direction of the receiving groove 11 does not exceed the depth of the receiving groove 11, and broadly means that the thickness of the fixing portion 21 in the depth direction of the receiving groove 11 does not substantially exceed the depth of the receiving groove 11.

In some embodiments, the thickness of the fixing portion 21 in the depth direction of the receiving groove 11 is less than or equal to the depth of the receiving groove 11. In other embodiments, due to machining errors, a difference is made between the depth of the receiving groove 11 and the thickness of the fixing portion 21 in the depth direction of the receiving groove 11, and the obtained difference is less than or equal to a preset threshold value. That is, the thickness of the fixing portion 21 along the depth direction of the accommodating groove 11 exceeds the depth of the accommodating groove 11 to preset the threshold value is also within the protection scope of the present invention. The preset threshold value can be designed according to actual requirements, and is, for example, 5mm, 10mm, 15mm, and any other suitable value between 0 and 15 mm.

In some embodiments, the grip portion 20 may be deformable to change the shape of the grip portion 20 according to the actual application requirements. Illustratively, since the grip portion 20 is deformable, the relative position between the grip portion 20 and the housing body 10 can be made different between being pulled up and not being pulled up.

Referring to fig. 1 and 2, in some embodiments, when the grip portion 20 is pulled up, the grip portion 20 is away from the outer surface of the housing body 10. Thus, when the holding portion 20 is pulled up, a holding space is formed between the holding portion 20 and the housing body 10, which provides a guarantee for a user to hold the holding portion 20.

Referring to fig. 3 to 8(b), in some embodiments, when the holding portion 20 is not pulled up, the holding portion 20 is attached to the outer surface of the housing body 10, so as to reduce the occupied space of the battery housing 100 and facilitate storage or carrying.

Illustratively, the grip portion 20 being in close contact with the outer surface of the housing body 10 generally means that the grip portion 20 is substantially in close contact with the outer surface of the housing body 10.

Illustratively, when the grip portion 20 is not pulled up, the grip portion 20 partially or completely abuts against the outer surface of the housing body 10. Illustratively, when the grip portion 20 is not pulled up, the middle portion of the grip portion 22 is attached to or spaced apart from the outer surface of the housing body 10 by a predetermined distance. The preset distance can be designed according to actual requirements, and is, for example, 5mm, 10mm, 15mm, 20mm, and any other suitable value between 0 and 20 mm.

Referring to fig. 3 and 4, when the grip portion 20 is not pulled up, the middle portion of the handle portion 22 is spaced from the outer surface of the housing body 10 by a predetermined distance. Referring to fig. 5 to 8(b), when the holding portion 20 is not pulled up, the holding portion 20 is attached to the outer surface of the housing body 10.

Referring to fig. 1, in some embodiments, the housing body 10 includes a first surface 121 and a second surface 122 opposite to each other. The accommodating groove 11 is disposed on the first surface 121. In some embodiments, a side surface of the fixing portion 21 away from the second surface 122 is flush with the notch 111 of the receiving groove 11. That is, the thickness of the fixing portion 21 is equal to or substantially equal to the depth of the accommodation groove 11. In other embodiments, a side surface of the fixing portion 21 away from the second surface 122 is lower than the notch 111 of the receiving groove 11. That is, the thickness of the fixing portion 21 is smaller than the depth of the receiving groove 11. In the battery case 100 of the above embodiment, the fixing portion 21 does not protrude from the first surface 121 of the case body 10. Therefore, when the battery case 100 falls or collides, the side surface of the fixing portion 21 away from the second surface 122 does not contact with the colliding object before the first surface 121, and the fixing portion 21 does not impact the case body 10, thereby improving the structural reliability of the battery case 100 when falling or colliding.

In some embodiments, the fixing portion 21 is provided separately from the holding portion 22. It will be appreciated that the fixed portion 21 is fixedly connected or removably connected to the hand-held portion 22. For example, the fixing portion 21 is connected and fixed with the handle portion 22 by a quick-release connection, a snap connection, or the like.

In other embodiments, the fixing portion 21 and at least a portion of the handle portion 22 may also be an integral structure, for example, the fixing portion 21 and at least a portion of the handle portion 22 are formed by insert molding or the like.

Referring to fig. 1, in some embodiments, the number of the fixing portions 21 is two. The two fixing portions 21 are respectively provided at opposite ends of the handle portion 22. In other embodiments, the number of the fixing portions 21 may also be set according to actual requirements, such as one, three, etc., and is not limited herein.

In some embodiments, the fixing portion 21 is detachably connected to the housing body 10. The fixing portion 21 is connected and fixed to the housing body 10 by screwing, snapping, magnetic attraction, or the like.

In some embodiments, when the grip portion 20 is not pulled up and is pulled up, the relative positional relationship between the fixing portion 21 and the housing body 10 is substantially unchanged.

In some embodiments, the fixing portion 21 is movably connected with the housing body 10. Illustratively, when the holding portion 20 is not pulled up, the fixing portion 21 has a first relative position with respect to the housing body 10, and the fixing portion 21 is located in the receiving groove 11. When the holding portion 20 is pulled up, the fixing portion 21 has a second relative position with respect to the housing body 10, the fixing portion 21 is located in the receiving groove 11 or at least a portion of the fixing portion 21 protrudes from the receiving groove 11, and a holding space for holding a user is formed between the holding portion 22 and the housing body 10 at an interval. The fixing portion 21 is movable relative to the housing body 10 so that the fixing portion 21 can be switched between a first relative position and a second relative position.

Illustratively, the movable connection between the fixing portion 21 and the housing body 10 includes at least one of the following: a sliding connection, a rotating connection, etc.

Referring to fig. 1, in some embodiments, the housing body 10 includes a battery cover 131 and a case 132. The case 132 is connected to the battery cover 131, and the battery 200 is disposed in the case 132. Illustratively, the receiving groove 11 is formed on the battery cover 131. The grip portion 20 is provided on the battery cover 131.

Illustratively, the battery cover 131 may be fixedly connected to the housing 132 by a quick-release connection, a snap-fit connection, an adhesive connection, or the like.

In some embodiments, the housing 132 may be omitted.

Referring to fig. 8(a), 8(b) and 9, in some embodiments, the fixing portion 21 includes a fixing member 211 and a locking member 212. The fixing member 211 is disposed in the receiving groove 11. The locking member 212 is inserted into the fixing member 211 and locked on the bottom wall of the receiving cavity 11, and a part of the fixing member 211 is inserted into the holding portion 22, so as to realize the connection and fixation between the holding portion 22 and the housing body 10.

Referring to fig. 8(a), 8(b) and 9, in some embodiments, the fixing member 211 is provided with a first through hole 2111. The hand-held portion 22 is provided with a second through hole 221. The bottom wall of the accommodating groove 11 is provided with a third through hole 112. The fixing member 211 is partially inserted through the second through hole 221, and the locking member 212 is inserted through the first through hole 2111 and the third through hole 112, so as to lock the handle portion 22 and the housing body 10.

Referring to fig. 8(a), 8(b) and 9, the fixing member 211 illustratively includes a fixing body 2112 and a fixing post 2113 connected to the fixing body 2112. First through holes 2111 are formed on the fixing posts 2113. The fixing post 2113 penetrates the second penetration hole 221.

Referring to fig. 8(a), 8(b) and 9, the fixing body 2112 and the fixing post 2113 cooperate to form an accommodating space 2114, for example. Part of the hand-held portion 22 is accommodated in the accommodation space 2114. The holding portion 22 can protrude from the accommodating space 2114 to facilitate the user to hold the grip portion 20.

Illustratively, the fixing post 2113 is cylindrical. In other embodiments, the fixing post 2113 may be designed in any suitable shape, such as a cone, other regular shapes, or irregular shapes, according to the actual requirement.

Referring to fig. 8(a), 8(b) and 9, in some embodiments, the locking member 212 includes a limiting portion 2121 and a penetrating portion 2122. The stopper 2121 is connected to the penetrating portion 2122. The penetrating portion 2122 penetrates the first penetrating hole 2111 and the third penetrating hole 112. For example, the through portion 2122 penetrates the first through hole 2111 and is screwed with the third through hole 112, so that the fixing member 211, the hand-held portion 22 and the housing body 10 are connected and fixed.

Illustratively, the fasteners 212 are screws.

Referring to fig. 8(a), 8(b) and 9, in some embodiments, the limiting portion 2121 is disposed in the first through hole 2111. Illustratively, the first through-hole 2111 has a first opening 21111. The first opening 21111 is disposed away from the bottom wall of the receiving groove 11. In some embodiments, a side surface of the stopper portion 2121 remote from the through portion 2122 is flush with the first opening 21111 of the first through hole 2111. In other embodiments, a side surface of the stopper portion 2121 remote from the through portion 2122 is lower than the first opening 21111 of the first through hole 2111. Thus, when the battery case 100 falls or collides, the locking member 212 does not impact the case body 10, and the structural reliability of the battery case 100 when falling or colliding is further improved.

In some embodiments, the circumferential dimension of the limiting portion 2121 is greater than the circumferential dimension of the penetrating portion 2122, so that the limiting portion 2121 can limit the length of the penetrating portion 2122 extending into the third penetrating hole 112.

Referring to fig. 8(a), 8(b), and 9, in some embodiments, the first through-hole 2111 includes a first sub-hole 2115 and a second sub-hole 2116. The stopper 2121 is disposed in the first sub-aperture 2115. The second sub-aperture 2116 communicates with the first sub-aperture 2115. The penetrating portion 2122 penetrates the second sub-hole 2116 and the third penetrating hole 112. A stepped portion 2117 is formed at the junction of the first sub-hole 2115 and the second sub-hole 2116. The stepped portion 2117 cooperates with the stopper portion 2121 to restrict the locking piece 212.

Illustratively, the movable connection between the handle 22 and the housing body 10 includes at least one of: a sliding connection, a rotating connection, etc.

In some embodiments, the hand held portion 22 is movably connected to the housing body 10 to allow the hand held portion 22 to be switched between a hand held state and a non-hand held state.

Illustratively, when the handle 22 is in a hand-held state, the handle 22 is pulled up, and the handle 22 substantially conforms to the outer surface of the housing body 10.

Illustratively, when the hand-held portion 22 is in the non-hand-held state, the hand-held portion 22 is not pulled up, and the middle portion of the hand-held portion 22 is away from the outer surface of the housing body 10.

Referring to fig. 8(a), 8(b) and 9, in some embodiments, the second through hole 221 has an opening length along a predetermined direction. The opening length is larger than the dimension of a part of the fixing part 211 along a preset direction so as to allow the handheld part 22 to be switched between a handheld state and a non-handheld state. Specifically, the opening length is larger than the circumferential dimension of the fixing post 2113, and thus, a movement space is provided for the relative movement between the fixing post 2113 and the hand-held portion 22, thereby enabling the hand-held portion 22 to be switched between the hand-held state and the non-hand-held state.

The preset direction can be designed according to actual requirements. Illustratively, the preset direction is the same as the moving direction between the hand-held portion 22 and the housing body 10.

It can be understood that, by pulling the handheld portion 22, the handheld portion 22 and the fixing post 2113 can be moved relatively, that is, the relative position between the fixing post 2113 and the second through hole 221 can be changed, thereby switching the handheld portion 22 from the non-handheld state to the handheld state.

The second through holes 221 may be provided in any suitable shape, for example, the second through holes 221 include a kidney-shaped hole, a square-shaped hole, an oval-shaped hole, and the like.

Referring to fig. 8(a), 8(b) and 9, in some embodiments, the fixing portion 21 further includes a sealing member 213. The sealing member 213 is disposed at the first opening 21111 of the first through hole 2111, and is used to prevent liquid from entering the first through hole 2111 through the first opening 21111, thereby improving the waterproof performance of the housing body 10.

Illustratively, the seal 213 covers the stop 2121.

Illustratively, the sealing member 213 is captured between the fixing member 211 and the locking member 212.

Referring to fig. 8(a), 8(b) and 9, in some embodiments, the handheld portion 22 includes a handheld sub portion 222 and a connecting sub portion 223. The connector portion 223 is connected to an end of the hand-held portion 222. The connector 223 is connected to the housing body 10 via the fixing portion 21.

Illustratively, the connector sub-portion 223 of the hand-held portion 22 is accommodated in the accommodating space 2114.

Specifically, the second through hole 221 is formed on the connecting sub-portion 223. The fixing post 2113 of the fixing member 211 is inserted into the second through hole 221 of the connecting portion 223, and the locking member 212 is inserted into the first through hole 2111 and the third through hole 112, so that the handle 22 is fixed to the housing body 10.

Referring to fig. 8(a), fig. 8(b) and fig. 9, in combination with fig. 1, in some embodiments, the receiving groove 11 is disposed on the first surface 121 of the housing body 10. Referring to fig. 1 and 2, when the handheld portion 22 is in the handheld state, the handheld portion 222 is spaced apart from the first surface 121 by a first distance. Referring to fig. 3 to fig. 8(b), when the handheld portion 22 is in the non-handheld state, the handheld portion 222 is spaced apart from the first surface 121 by a second distance. The first separation distance is greater than the second separation distance. Therefore, the handheld portion 22 is convenient for a user to hold in a handheld state, and the handheld portion 22 can reduce the occupied space of the battery casing 100 in a non-handheld state, so that the battery casing is convenient to store or carry.

The first spacing distance and the second spacing distance can be set according to actual requirements. For example, the second separation distance is 0mm, 5mm, 10mm, 15mm, 20mm, and any other suitable value between 0-20 mm.

Referring to fig. 8(a), 8(b) and 9, in some embodiments, the housing body 10 further includes a first sidewall 123 connected to the first surface 121. The fixing portion 21 includes a second sidewall 214. The second side wall 214 is disposed away from the middle of the handle portion 22. The second side wall 214 is flush with the side opening 113 of the receiving groove 11; alternatively, the second side wall 214 is disposed lower than the side opening 113 of the receiving groove 11. Thus, the second side wall 214 of the fixing portion 21 does not protrude from the first side wall 123 of the case body 10, and when the battery case 100 falls or collides, the first side wall 123 and the second side wall 214 of the fixing portion 21 do not contact with a colliding object before the first side wall 123. Compare in first lateral wall 123 with the protruding locating of second lateral wall 214, the utility model discloses battery case 100 can not cause the impact to housing body 10 basically when falling or colliding with and cause housing body 10 to damage easily, has improved battery case 100 from this and has fallen or the structural reliability when colliding with.

Referring to FIG. 10, in some embodiments, the handle 22 includes a handle 224 and a rib 225. The reinforcing body 225 is embedded in the hand-held body 224. The hand piece 224 and the reinforcing piece 225 are fixed to the case body 10 by the fixing portion 21.

Illustratively, a first through hole (not shown) is formed in the handle 224 and a second through hole (not shown) is formed in the stiffener 225. The first through hole and the second through hole are correspondingly arranged to form a second through hole 221.

The hand-held body 224 can be made of any suitable material according to actual requirements. For example, the hand-held body 224 is made of plastic material.

The rib 225 may be made of any suitable material according to actual requirements. For example, the reinforcement body 225 is made of stainless steel, so that the handle portion 22 can have a good feeling of use.

Referring to fig. 1 to fig. 11, a battery assembly 102 according to an embodiment of the present invention is further provided, in which the battery assembly 102 includes a battery housing 100 and a battery 200. The battery 200 is provided in the battery case 100. Illustratively, the battery case 100 is the battery case 100 in any of the embodiments described above.

Illustratively, the battery 200 is a large capacity lithium battery 200.

Illustratively, the battery 200 mainly includes a plurality of cells. The multiple battery cells can be connected in parallel, in series or in multiple series-parallel.

Referring to fig. 12 and 13 in conjunction with fig. 8(b) and 9, in some embodiments, the housing body 10 is formed with a receiving space 14. The battery assembly 102 includes a circuit board 300 and a protective shield 400. The circuit board 300 is disposed in the receiving space 14. The circuit board 300 includes opposing first and

second sides

301 and 302. At least one of the first side 301 and the second side 302 is provided with a component. The shielding member 400 is used to shield the second side 302 so as to prevent liquid and/or dust from reaching the second side 302 of the circuit board 300.

Wherein, the enclosure structure 15 is arranged on the housing body 10. The circuit board 300 cooperates with the enclosure structure 15 to divide the accommodating space 14 into a first subspace 141 and a second subspace 142, so that the second subspace 142 is a sealed space. The second face 302 and the guard 400 are located within the first subspace 141. The first face 301 is located within the second subspace 142.

In the battery pack 102 of the above embodiment, the circuit board 300 can be stably fixed on the housing body 10, thereby preventing the damage of the internal circuit devices caused by the collision of the battery pack 102, and further improving the reliability of the battery pack 102.

In addition, the battery pack 102 of the above embodiment can protect the circuit board 300 on both sides, so that the corrosion resistance and reliability of the circuit board 300 are enhanced, and the maintenance cost of the battery pack 102 is reduced. Specifically, the second sub-space 142 formed by the enclosure structure 15 and the circuit board 300 is a sealed space, so that the first surface 301 of the circuit board 300 can be protected, and liquid and/or dust can be prevented from reaching the first surface 301 of the circuit board 300. The shielding member 400 can shield the second side 302 of the circuit board 300, thereby preventing liquid and/or dust from reaching the second side 302 of the circuit board 300. In addition, the protection member 400 is not required to be additionally arranged on the side of the first surface 301 of the circuit board 300, so that the weight of the battery pack 102 is reduced, and the cost of the battery case 100 is reduced.

Referring to fig. 12 and 13, in some embodiments, the battery cover 131 and the housing 132 cooperate to form the accommodating space 14.

In some embodiments, the grip portion 20 and the enclosure structure 15 are both disposed on the battery cover 131. The circuit board 300 is fixedly connected or detachably connected to the battery cover 131. Illustratively, the circuit board 300 is connected to the battery cover 131 by a quick-release connection, an adhesive connection, a snap connection, or the like.

Referring to fig. 12 and 13 in conjunction with fig. 8(b) and 9, in some embodiments, the enclosure structure 15 includes an enclosure wall 151 and a carrying portion 152. The bearing portion 152 is protruded on the surrounding wall 151. The circuit board 300 is carried on the carrying portion 152. The carrier 152, the enclosing wall 151 and the circuit board 300 cooperate to form a second subspace 142.

Referring to fig. 12 and 13 in conjunction with fig. 8(b) and 9, in some embodiments, the circuit board 300 further includes a sidewall portion 303 connected to the first side 301 and the second side 302. The carrier 152 includes a carrier 1521 and a rib 1522. The supporting body 1521 is protruded on the surrounding wall 151. The rib 1522 is disposed at an end of the supporting body 1521 away from the surrounding wall 151. The rib 1522 cooperates with the carrier 1521 to form a step 1523. The first surface 301 of the circuit board 300 is mounted on the first step surface 1524 of the step 1523. The sidewall portion 303 of the circuit board 300 is disposed opposite to the second step surface 1525 of the step 1523.

In some embodiments, the first surface 301 of the circuit board 300 is hermetically connected to the first step surface 1524, so that the enclosure structure 15 can cooperate with the circuit board 300 to form the second sub-space 142.

In some embodiments, the first surface 301 of the circuit board 300 is attached to the first step surface 1524. In other embodiments, the first surface 301 of the circuit board 300 may be hermetically connected to the first step surface 1524 by an adhesive sealant layer or the like.

In some embodiments, the sidewall portion 303 of the circuit board 300 is hermetically connected to the second step surface 1525, so that the enclosure structure 15 can cooperate with the circuit board 300 to form the second sub-space 142.

In some embodiments, the sidewall portion 303 of the circuit board 300 is attached to the second step surface 1525. In other embodiments, the sidewall portion 303 of the circuit board 300 may also be hermetically connected by a sealant layer equal to the second step surface 1525.

Referring to fig. 13, in some embodiments, the battery cover 131 is provided with a mounting portion 16 for connecting with the circuit board 300, so as to realize the fixed connection between the battery cover 131 and the circuit board 300, and the circuit board 300 can be stably fixed on the battery cover 131.

In some embodiments, the mounting portion 16 is raised above the enclosure wall 151. Specifically, the fitting portion 16 is provided in the second subspace 142.

The number of the fitting portions 16 may be set according to actual requirements, such as one, two or more. Illustratively, the number of the fitting parts 16 is plural, and at least some of the plural fitting parts 16 are connected to the bearing part 152 to improve the processability of the battery cover 131.

In some embodiments, the circuit board 300 is detachably connected to the mounting portion 16 by a fitting, so that the circuit board 300 can be stably fixed to the battery cover 131. Illustratively, the fitting may be a quick-release member such as a screw.

In some embodiments, an end of the mounting portion 16 facing the circuit board 300 is flush with the first step surface 1524 of the carrier portion 152. In other embodiments, the end of the mounting portion 16 facing the circuit board 300 is lower than the first step surface 1524 of the carrier portion 152. In this way, a guarantee is provided for forming the sealed second subspace 142.

Illustratively, the protective shield 400 includes a potting adhesive layer or the like.

Referring to fig. 14, an embodiment of the present invention further provides an unmanned aerial vehicle 1000, which includes a body 101 and a battery assembly 102. The battery pack 102 is provided on the body 101. Illustratively, the battery assembly 102 is the battery assembly 102 of any of the embodiments described above.

In the unmanned aerial vehicle 1000 according to the above embodiment, since the thickness of the fixing portion 21 in the depth direction of the receiving groove 11 does not substantially exceed the depth of the receiving groove 11, the fixing portion 21 does not substantially protrude from the outer surface of the case body 10, and thus, when the battery case 100 falls or collides, the outer surface of the case body 10 directly contacts an impact. Compare with the degree of depth that holding tank 11 was surpassed to the thickness of fixed part 21, the utility model discloses battery case 100 is falling or when colliding with, and fixed part 21 can not cause the impact to housing body 10 basically and cause housing body 10 to damage easily, has improved battery case 100 from this and has fallen or the structural reliability when colliding with.

The embodiment of the utility model provides a still provide an unmanned vehicles external member, including organism 101 and battery pack 102. The battery pack 102 is provided on the body 101. Illustratively, the battery assembly 102 is the battery assembly 102 of any of the embodiments described above.

In the unmanned aerial vehicle kit according to the above embodiment, since the thickness of the fixing portion 21 in the depth direction of the accommodating groove 11 does not substantially exceed the depth of the accommodating groove 11, the fixing portion 21 does not substantially protrude from the outer surface of the case body 10, and therefore, when the battery case 100 falls or collides, the outer surface of the case body 10 directly contacts an impact object. Compare with the degree of depth that holding tank 11 was surpassed to the thickness of fixed part 21, the utility model discloses battery case 100 is falling or when colliding with, and fixed part 21 can not cause the impact to housing body 10 basically and cause housing body 10 to damage easily, has improved battery case 100 from this and has fallen or the structural reliability when colliding with.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of various equivalent modifications or replacements within the technical scope of the present invention, and these modifications or replacements should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A battery case, comprising:

the outer surface of the shell body is provided with an accommodating groove;

2. The battery case of claim 1, wherein the grip portion is deformable.

3. The battery case according to claim 1, wherein the grip portion conforms to an outer surface of the case body when the grip portion is not pulled up; and/or, when the holding part is pulled up, the holding part is far away from the outer surface of the shell body.

4. The battery casing of claim 1, wherein the casing body comprises a first surface and a second surface opposite to each other, the receiving groove is formed on the first surface, and a side surface of the fixing portion away from the second surface is flush with a notch of the receiving groove; or one side surface of the fixing part, which is far away from the second surface, is lower than the notch of the accommodating groove.

5. The battery case according to claim 1, wherein the fixing portion is provided separately from the hand-held portion.

6. The battery casing of claim 1, wherein the number of the fixing portions is two, and the two fixing portions are respectively disposed at two opposite ends of the hand-held portion.

7. The battery case as recited in any one of claims 1-6, wherein the fixing portion is detachably connected to the case body; and/or the fixing part is movably connected with the shell body.

8. The battery case according to claim 7, wherein the fixing portion comprises:

the fixing piece is arranged in the accommodating groove;

the locking piece penetrates through the fixing piece and is fixedly locked on the bottom wall of the accommodating groove, and part of the fixing piece penetrates through the handheld portion.

9. The battery casing according to claim 8, wherein the fixing member is provided with a first through hole, the holding portion is provided with a second through hole, the bottom wall of the accommodating groove is provided with a third through hole, a portion of the fixing member is provided with the second through hole, and the locking member is provided with the first through hole and the third through hole, so as to lock the holding portion and the casing body.

10. The battery housing of claim 9, wherein the locking member comprises:

a limiting part;

and the penetrating part is connected with the limiting part and penetrates through the first penetrating hole and the third penetrating hole.

11. The battery case according to claim 10, wherein a circumferential dimension of the stopper portion is larger than a circumferential dimension of the penetration portion; and/or the limiting part is arranged in the first through hole.

12. The battery housing of claim 10, wherein the first through hole comprises:

the limiting part is arranged in the first sub-hole;

the second sub-hole is communicated with the first sub-hole, and the penetrating part penetrates through the second sub-hole and the third penetrating hole; step parts are formed at the joints of the first sub-holes and the second sub-holes, and the step parts are matched with the limiting parts to limit the locking pieces.

13. The battery shell according to claim 10, wherein the second through hole has an opening length along a predetermined direction, and the opening length is greater than a dimension of a portion of the fixing member along the predetermined direction, so as to allow the handheld portion to be switched between a handheld state and a non-handheld state.

14. The battery housing of claim 13, wherein the second through holes comprise a kidney-shaped hole, a square-shaped hole, and an oval-shaped hole.

15. The battery case of claim 9, wherein the fixing portion further comprises:

and the sealing element is arranged at the first opening of the first through hole and used for preventing liquid from entering the first through hole through the first opening.

16. The battery housing of any of claims 1-6, wherein the handle comprises:

a handheld sub-portion;

and the connecting sub-part is connected to the end part of the handheld sub-part and is connected with the shell body through the fixing part.

17. The battery casing of claim 16, wherein the receiving groove is formed on a first surface of the casing body, and the handle portion is spaced from the first surface by a first distance when the handle portion is held; when the handheld part is in a non-handheld state, the handheld sub-part has a second spacing distance with the first surface, and the first spacing distance is larger than the second spacing distance.

18. The battery housing of any of claims 1-6, wherein the handle comprises:

a hand-held body;

and the reinforcing body is embedded in the handheld body, and the handheld body and the reinforcing body are fixed on the shell body through the fixing part.

19. A battery assembly, comprising:

the battery housing of any one of claims 1-18; and

a battery disposed within the battery housing.

20. The battery pack of claim 19, wherein the housing body is formed with a receiving space; the battery assembly includes:

the circuit board is arranged in the accommodating space and comprises a first surface and a second surface which are opposite, and at least one of the first surface and the second surface is provided with a component;

a shield for shielding the second face;

the circuit board is matched with the enclosing structure to divide the accommodating space into a first subspace and a second subspace so as to enable the second subspace to be a sealed space; the second face and the guard are located within the first subspace; the first face is located within the second subspace.

21. An unmanned aerial vehicle, comprising:

a body;

a battery assembly as claimed in any one of claims 19 to 20, provided on the body.

22. An unmanned aerial vehicle kit, comprising:

a body;

a battery pack as claimed in any one of claims 19 to 20, for mounting on the body.