Battery device and electric vehicle

Abstract

The utility model relates to a battery device and an electric vehicle, and belongs to the technical field of battery pack structures. The battery device comprises a handle which comprises a handheld part; the connecting parts are connected to the two ends of the handheld part, kidney-shaped holes are formed in the connecting parts, and the plane where the kidney-shaped holes are located is perpendicular to the handheld part; a first sinking groove is formed in the top of the battery pack, the connecting part is inserted into the first sinking groove, and a through hole is formed in the side wall of the first sinking groove; and the limiting bolt is used for being inserted into the through hole so as to limit the lifting height of the connecting part in the counter bore. According to the battery device and the electric vehicle, the assembling height of the battery pack is reduced, the battery pack taking efficiency is improved, the structure is simple, and the manufacturing cost is low.

Description

TECHNICAL FIELD

[0001] The utility model relates to battery package structure technical field, concretely relates to a battery device and electric motor car. BACKGROUND

[0002] Two wheel electric motor car battery package usually arranges below the cushion, because whole car space is limited, for the convenience of arrangement and reduces the cushion height, therefore to the battery package height requirement as small as possible. For the convenience of battery package bare-handed transfer, usually set up handle on the battery package, when needing to take the battery package, hold the handle and take the battery package. The setting of battery package handle can increase the height of battery package, the handle of the battery package with small height usually has telescopic function, but in the case of handle damage, the battery package takes and exists the difficulty. The battery package handle is fixed on the battery package shell through bolt, the size of the gap between the handle and the battery package shell is influenced by the tightening torque of bolt, the tightening torque is too large and can lead to the close contact of the handle and the battery package shell without gap, the handle cannot be pulled out, the tightening torque is too small and the bolt is easy to fall off. SUMMARY

[0003] The utility model discloses a battery device and electric motor car. The battery device and electric motor car reduce the battery package assembly height, improve the efficiency of battery package taking, and have simple structure and low manufacturing cost.

[0004] In order to achieve the above object, the utility model provides a battery device on one hand, the battery device includes:

[0005] Handle, including:

[0006] Handheld part;

[0007] Connecting part, connected to both ends of the handheld part, and a waist hole is arranged on the connecting part,

[0008] And the plane where the waist hole is located is perpendicular to the handheld part;

[0009] Battery package, the top of the battery package is provided with a first sink, the first sink is used for inserting the connecting part, and the side wall of the first sink is provided with a through hole;

[0010] Limiting bolt, used for inserting into the through hole, to limit the lifting height of the connecting part in the first sink.

[0011] Optionally, the diameter of the through hole on the outer side of the first sink is greater than the diameter of the through hole on the inner side of the first sink, and a thread is arranged on the inner wall of the through hole on the inner side of the first sink for mounting the limiting bolt.

[0012] Optionally, the limiting bolt includes:

[0013] Bolt head

[0014] a smooth rod section connected with the bolt head, the diameter of the smooth rod section being smaller than the diameter of the bolt head;

[0015] a threaded rod section connected with the smooth rod section, and the diameter of the threaded rod section being smaller than the diameter of the smooth rod section, so that a stepped end surface with a limiting function is formed at the connection between the threaded rod section and the smooth rod section.

[0016] Optionally, the top of the battery pack is provided with a second recess, and the two sides of the second recess away from the first recess are provided as inclined surfaces.

[0017] In another aspect, the utility model also provides a kind of electric vehicle, and the electric vehicle comprises:

[0018] a handle comprising:

[0019] a hand-held portion;

[0020] a connecting portion connected to the two ends of the hand-held portion, and a waist hole is provided on the connecting portion,

[0021] and the plane where the waist hole is located is perpendicular to the hand-held portion;

[0022] a battery pack, the top of the battery pack is provided with a first recess, the first recess is used for inserting the connecting portion, and the side wall of the first recess is provided with a through hole;

[0023] a limiting bolt is used for inserting into the through hole to limit the lifting height of the connecting portion in the first recess.

[0024] Optionally, the diameter of the through hole outside the first recess is greater than the diameter of the through hole inside the first recess, and a thread is provided on the inner wall of the through hole inside the first recess for mounting the limiting bolt.

[0025] Optionally, the limiting bolt comprises:

[0026] a bolt head;

[0027] a smooth rod section connected with the bolt head, the diameter of the smooth rod section being smaller than the diameter of the bolt head;

[0028] a threaded rod section connected with the smooth rod section, and the diameter of the threaded rod section being smaller than the diameter of the smooth rod section, so that a stepped end surface with a limiting function is formed at the connection between the threaded rod section and the smooth rod section.

[0029] Optionally, the top of the battery pack is provided with a second recess, and the two sides of the second recess away from the first recess are provided as inclined surfaces.

[0030] By the technical scheme, the utility model provides a kind of battery device and electric vehicle, the battery device is by being provided with first sink on battery pack, the connecting part of handle is inserted into the first sink of battery pack, and handle and battery pack are connected by limiting bolt, so that handle can be lifted, and the lifting height of handle is limited.The battery device and electric vehicle reduce battery package assembly height, improve the efficiency of battery package fetching, simple structure, low manufacturing cost. BRIEF DESCRIPTION OF DRAWINGS

[0031] Figure 1 It is the schematic diagram of battery device of one embodiment of the utility model;

[0032] Figure 2 It is the schematic diagram of battery device of one embodiment of the utility model;

[0033] Figure 3 It is the section view of limiting bolt mounting structure of one embodiment of the utility model.

[0034] BRIEF DESCRIPTION OF DRAWINGS

[0035] 1, handle 11, hand-held part

[0036] 12, connecting part 12 2, battery pack

[0037] 21, first sink 21 22, second sink 22

[0038] 3, limiting bolt 31, bolt head 31

[0039] 32, light pole section 32 33, threaded rod section 33 DETAILED DESCRIPTION

[0040] The specific embodiments of the utility model embodiments are described in detail below in conjunction with the drawings.It should be understood that the specific embodiments described here are only used to illustrate and explain the utility model embodiments, and are not used to limit the utility model embodiments.

[0041] In the utility model embodiments, in the case where no opposite description is made, the orientation words used such as "upper, lower, top, bottom" are generally directed to the direction shown in the drawings or the position relationship description words of each component in vertical, perpendicular or gravity direction.

[0042] In addition, if the description of "first", "second" and the like is involved in the embodiments of the present application, the description of "first", "second" and the like is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the technical features or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can be explicitly or implicitly included at least one of the features. In addition, the technical solutions of each embodiment can be combined with each other, but it must be based on the realization of the ordinary skilled in the art, when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, and is not within the protection scope required by the present application.

[0043] As shown in Figure 1 is a schematic diagram of a battery device according to an embodiment of the present application. As shown in Figure 2 is a schematic diagram of a battery device according to an embodiment of the present application. In the Figure 1 and Figure 2 , the battery device comprises a handle 1, a battery pack 2 and a limiting bolt 3. Specifically, the handle 1 comprises a hand-held part 11 and a connecting part 12, the connecting part 12 is connected at both ends of the hand-held part 11, and a waist hole is arranged on the connecting part 12, the plane where the waist hole is located is perpendicular to the hand-held part 11, in order to facilitate the installation of the handle 1, a first sink 21 is arranged on the top of the battery pack 2, the first sink 21 is used for inserting the connecting part 12 of the handle 1, and a through hole is arranged on the side wall of the first sink 21, in order to fixedly connect the handle 1 and the battery pack 2, the limiting bolt 3 is inserted into the through hole of the battery pack 2, so as to fixedly connect the battery pack 2 and the handle 1, and limit the lifting height of the connecting part 12 in the first sink 21. The battery device sets the first sink 21 on the battery pack 2, so that the handle 1 can be lifted, the height of the battery pack 2 is reduced, and the lifting of the handle 1 is limited by the limiting bolt 3, the assembly height of the battery pack 2 is reduced, and the limiting bolt 3 is convenient to disassemble and assemble, even if the handle 1 is damaged, the battery pack 2 can be easily taken by replacing the handle 1.

[0044] In this embodiment, considering the installation of the handle 1, the diameter of the through hole outside the first groove 21 is larger than the diameter of the through hole inside the first groove 21, and a thread is arranged on the inner wall of the through hole inside the first groove 21 for the installation of the limiting bolt 3, which includes a bolt head 31, a light rod section 32 and a threaded rod section 33. Specifically, the light rod section 32 is connected with the bolt head 31, and the diameter of the light rod section 32 is smaller than the diameter of the bolt head 31, and the threaded rod section 33 is connected with the light rod section 32, and the diameter of the threaded rod section 33 is smaller than the diameter of the light rod section 32, so that a step end face with limiting function is formed at the connection between the threaded rod section 33 and the light rod section 32. By connecting the thread arranged on the through hole inside the first groove 21 with the threaded rod section 33 of the limiting bolt 3, the limiting bolt 3 connects the handle 1 and the battery pack 2, and after the limiting bolt 3 enters a certain depth, the step end face of the limiting bolt 3 contacts the battery pack 2 to limit the position of the limiting bolt 3, preventing the battery pack 2 from being squeezed due to excessive installation torque. Specifically, as shown in Figure 3 .

[0045] In this embodiment, in order to facilitate the taking of the battery pack 2, a second groove 22 is arranged on the top of the battery pack 2, and the two sides of the second groove 22 away from the first groove 21 are arranged as inclined surfaces, so that when the handle 1 is inserted into the first groove 21 of the battery pack 2, the second groove 22 has enough clearance for the hand-held part 11 of the handle 1 to be gripped.

[0046] On the other hand, the present application also provides an electric vehicle, which includes a handle 1, a battery pack 2 and a limiting bolt 3. In this Figure 1 and Figure 2 , the battery device includes a handle 1, a battery pack 2 and a limiting bolt 3. Specifically, the handle 1 includes a hand-held part 11 and a connecting part 12 connected at both ends of the hand-held part 11, and a waist hole is arranged on the connecting part 12, and the plane where the waist hole is located is perpendicular to the hand-held part 11. In order to facilitate the installation of the handle 1, a first groove 21 is arranged on the top of the battery pack 2, and the first groove 21 is used for the insertion of the connecting part 12 of the handle 1, and the side wall of the first groove 21 is provided with a through hole. In order to fixedly connect the handle 1 and the battery pack 2, the limiting bolt 3 is inserted into the through hole of the battery pack 2, so as to fixedly connect the battery pack 2 and the handle 1, and limit the lifting height of the connecting part 12 in the first groove 21. The battery device arranges the first groove 21 on the battery pack 2, so that the handle 1 can be lifted, which reduces the height of the battery pack 2, and the lifting of the handle 1 is limited by the limiting bolt 3, which reduces the assembly height of the battery pack 2, and the limiting bolt 3 is convenient to disassemble and assemble, that is, even if the handle 1 is damaged, the battery pack 2 can be easily taken by replacing the handle 1.

[0047] In the embodiment, considering the installation of the handle 1, the diameter of the through hole outside the first recess 21 is larger than the diameter of the through hole inside the first recess 21, and a thread is arranged on the inner wall of the through hole inside the first recess 21 for mounting the limiting bolt 3, which comprises a bolt head 31, a light rod section 32 and a threaded rod section 33. Specifically, the light rod section 32 is connected with the bolt head 31, and the diameter of the light rod section 32 is smaller than the diameter of the bolt head 31, the threaded rod section 33 is connected with the light rod section 32, and the diameter of the threaded rod section 33 is smaller than the diameter of the light rod section 32, so that a stepped end face with limiting function is formed at the connection between the threaded rod section 33 and the light rod section 32. By connecting the thread arranged on the through hole inside the first recess 21 with the threaded rod section 33 of the limiting bolt 3, the limiting bolt 3 connects the handle 1 and the battery pack 2, and after the limiting bolt 3 enters a certain depth, the stepped end face of the limiting bolt 3 contacts the battery pack 2 to limit the position of the limiting bolt 3, preventing excessive installation torque from pressing the battery pack 2. Specifically, as shown in Figure 3

[0048] In the embodiment, in order to facilitate the taking of the battery pack 2, a second recess 22 is arranged on the top of the battery pack 2, and the two sides of the second recess 22 away from the first recess 21 are arranged as inclined surfaces, so that when the handle 1 is inserted into the first recess 21 of the battery pack 2, the second recess 22 has enough clearance for the hand holding part 11 of the handle 1 to be gripped.

[0049] By the above technical scheme, the utility model provides a battery device and an electric vehicle, which connects the handle 1 and the battery pack 2 by inserting the connecting part 12 of the handle 1 into the first recess 21 of the battery pack 2 and through the limiting bolt 3, so that the handle 1 can be lifted and the lifting height of the handle 1 is limited. The battery device and the electric vehicle reduce the assembly height of the battery pack 2, improve the efficiency of taking the battery pack 2, and have simple structure and low manufacturing cost.

[0050] The preferred embodiments of the utility model are described in detail above in combination with the drawings, but the utility model is not limited thereto. Within the technical concept range of the utility model, the technical scheme of the utility model can be variously simply modified. Various possible combination modes are not described again by the utility model in order to avoid unnecessary repetition, but these simple modifications and combinations should also be regarded as the disclosed contents of the utility model and belong to the protection range of the utility model.​

Claims

1. A battery device, characterized in that, The battery device includes: Handles, including: Handheld part; A connecting part is provided at both ends of the hand-held part, and the connecting part is provided with a waist hole, and the plane where the waist hole is located is perpendicular to the hand-held part; A battery pack, wherein a first recess is provided on the top of the battery pack for the insertion of the connecting part, and a through hole is provided on the side wall of the first recess; A limiting bolt is used to be inserted into the through hole to limit the lifting height of the connecting part in the first sink.

2. The battery device according to claim 1, characterized in that, The diameter of the through hole located on the outside of the first settling tank is larger than the diameter of the through hole on the inside of the first settling tank. The inner wall of the through hole on the inside of the first settling tank is provided with threads for the installation of the limiting bolt.

3. The battery device according to claim 2, characterized in that, The limiting bolt includes: Bolt head; A smooth rod section, which is connected to the bolt head, wherein the diameter of the smooth rod section is smaller than the diameter of the bolt head; A threaded rod segment is connected to the smooth rod segment, and the diameter of the threaded rod segment is smaller than the diameter of the smooth rod segment, so that a stepped end face with a limiting function is formed at the connection between the threaded rod segment and the smooth rod segment.

4. The battery device according to claim 1, characterized in that, The top of the battery pack is provided with a second sink, and the two sides of the second sink away from the first sink are set as slopes.

5. An electric vehicle, characterized in that, The electric vehicle includes: Handles, including: Handheld part; A connecting part is provided at both ends of the hand-held part, and the connecting part is provided with a waist hole, and the plane where the waist hole is located is perpendicular to the hand-held part; A battery pack, wherein a first recess is provided on the top of the battery pack for the insertion of the connecting part, and a through hole is provided on the side wall of the first recess; A limiting bolt is used to be inserted into the through hole to limit the lifting height of the connecting part in the first sink.

6. The electric vehicle according to claim 5, characterized in that, The diameter of the through hole located on the outside of the first settling tank is larger than the diameter of the through hole on the inside of the first settling tank. The inner wall of the through hole on the inside of the first settling tank is provided with threads for the installation of the limiting bolt.

7. The electric vehicle according to claim 6, characterized in that, The limiting bolt includes: Bolt head; A smooth rod section, which is connected to the bolt head, wherein the diameter of the smooth rod section is smaller than the diameter of the bolt head; A threaded rod segment is connected to the smooth rod segment, and the diameter of the threaded rod segment is smaller than the diameter of the smooth rod segment, so that a stepped end face with a limiting function is formed at the connection between the threaded rod segment and the smooth rod segment.

8. The electric vehicle according to claim 5, characterized in that, The top of the battery pack is provided with a second sink, and the two sides of the second sink away from the first sink are set as slopes.

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