Seat cask structure, electric vehicle seat structure and electric vehicle

Abstract

The utility model relates to the technical field of electric vehicles, in particular to a seat cask structure, an electric vehicle seat structure and an electric vehicle. The seat cask structure comprises a seat cask body, a containing cavity for containing a battery is formed in the seat cask body, the containing cavity comprises a public groove, first containing grooves and a second containing groove, the first containing grooves are located in the two opposite sides of the public groove and communicated with the public groove, the second containing groove is formed in one end of the public groove and communicated with the public groove, and the cross section of the containing cavity is in a convex shape. The bottom of each first containing groove is provided with a boss, the first containing grooves and the common groove are used for containing one type of batteries, the second containing grooves and the common groove are used for containing the other type of batteries, and the walls of the first containing grooves and the walls of the second containing grooves are used for limiting the batteries. The containing cavity of the seat cask main body is suitable for safety requirements of different batteries, and compared with a mode that a containing groove is independently formed for each battery, the seat cask main body provided by the utility model is compact in structure and small in occupied volume, and the universality of the seat cask structure is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of electric vehicles, in particular to a seat bucket structure, an electric vehicle seat structure and an electric vehicle. Background Art

[0002] Lithium batteries are commonly used in two-wheeled electric vehicles. Due to their characteristics, they are generally placed inside the seat tub. Usually, one lithium battery corresponds to one lithium battery seat tub.

[0003] However, if the same model requires two lithium battery configurations of different specifications, one battery for each seat bucket will greatly increase the manufacturing cost.

[0004] Therefore, the versatility of the electric bicycle seat barrel structure is poor and cannot meet the use requirements of electric bicycles with different battery specifications.

[0005] Therefore, a kind of seat bucket structure is in urgent need of, to solve the above-mentioned technical problems. Utility Model Content

[0006] The purpose of the utility model is to provide a seat bucket structure, an electric vehicle seat structure and an electric vehicle, which can meet the use of electric vehicles with different battery specifications.

[0007] To achieve this purpose, the present invention adopts the following technical solutions:

[0008] In a first aspect, a bucket structure is provided, comprising a bucket body, wherein a battery accommodating cavity is provided in the bucket body, the accommodating cavity comprises a common groove, a first accommodating groove and a second accommodating groove, the first accommodating groove is located on two opposite sides of the common groove and is communicated with the common groove, the second accommodating groove is arranged at one end of the common groove and is communicated with the common groove, wherein: the cross-section of the accommodating cavity is convex-shaped, the bottom of each of the first accommodating grooves is provided with a boss, the first accommodating groove and the common groove are used to place one type of battery, the second accommodating groove and the common groove are used to place another type of battery, and the groove walls of the first accommodating groove and the second accommodating groove are used to limit the batteries.

[0009] As a preferred technical solution of the above-mentioned bucket structure, the cross-sectional area of ​​the accommodating cavity tends to gradually increase from bottom to top.

[0010] As a preferred technical solution of the above-mentioned seat bucket structure, the seat bucket body is further provided with a pull-out opening, and the pull-out opening is communicated with the accommodating cavity.

[0011] As a preferred technical solution of the above-mentioned seat bucket structure, it also includes a battery cover plate, and a rubber plug for squeezing the battery is provided at the bottom of the battery cover plate.

[0012] As a preferred technical solution of the above-mentioned bucket structure, a rubber strip is provided on the side wall of the accommodating cavity, and the length direction of the rubber strip is in the same direction as the height direction of the battery.

[0013] As a preferred technical solution of the above-mentioned seat bucket structure, a through hole for the plug to pass through is opened on the seat bucket body.

[0014] As an optimal technical solution of the above-mentioned seat bucket structure, the seat bucket structure also includes a small seat bucket cover for blocking the through hole, and the edge of the small seat bucket cover is provided with an avoidance groove, and the avoidance groove is used to pass the wiring harness connected to the plug.

[0015] In a second aspect, an electric seat structure is provided, comprising a seat cushion bottom plate and a seat bucket structure as described in any of the above schemes, wherein the seat bucket structure comprises a battery cover plate, the bottom of the seat cushion bottom plate is fixedly connected to the battery cover plate, and the seat cushion bottom plate covers the accommodating cavity.

[0016] As a preferred technical solution for the above-mentioned electric seat structure, the seat cushion bottom plate is provided with a screw mounting hole, and the battery cover plate is provided with a screw mounting column, and the screw passes through the screw mounting column and is threadedly connected to the screw mounting hole.

[0017] In a third aspect, an electric vehicle is provided, comprising a vehicle frame and the electric vehicle seat structure described in any one of the above schemes, wherein the electric vehicle seat structure is mounted on the vehicle frame.

[0018] The utility model has at least the following beneficial effects:

[0019] The bottom of the first accommodating groove is provided with a boss, which can support the battery. For batteries with lower height, the boss can raise the height of the battery to ensure that the battery is fixed in the accommodating cavity, avoiding the situation where the top space of the battery is too large to be limited. The bottom surface of the other type of battery is in contact with the bottom of the accommodating cavity (that is, the bottom of the second accommodating groove) to avoid interference during assembly. In addition, the first accommodating groove and the second accommodating groove are respectively connected to the common groove to make the accommodating cavity convex. The first accommodating groove and the common groove are used to place one type of battery, and the second accommodating groove and the common groove are used to place the other type of battery. The groove walls of the first accommodating groove and the second accommodating groove are used to limit the corresponding batteries. In this way, no matter what kind of battery is installed, the common groove will be used. Compared with opening a accommodating groove for each battery separately, the seat bucket main body structure provided by the present application is compact, occupies a small volume, and improves the versatility of the seat bucket structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following is a brief introduction to the drawings required for use in the description of the embodiments of the present invention. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on the contents of the embodiments of the present invention and these drawings without paying any creative work.

[0021] Figure 1 An exploded schematic diagram of a bucket seat structure provided by an embodiment of the present invention equipped with a first type of battery;

[0022] Figure 2 A top view of the bucket structure provided by an embodiment of the present utility model with the first type of battery installed;

[0023] Figure 3 for Figure 2 Cross-sectional view at AA in the middle;

[0024] Figure 4 A schematic structural diagram of a battery cover provided in an embodiment of the present invention corresponding to the first type of battery with a rubber plug;

[0025] Figure 5 An exploded schematic diagram of a second type of battery installed in a seat bucket structure provided by an embodiment of the present utility model;

[0026] Figure 6 A top view of a second type of battery installed in the seat bucket structure provided by an embodiment of the present utility model;

[0027] Figure 7 for Figure 6 Cross-sectional view at the middle BB;

[0028] Figure 8 A schematic diagram of the structure of the battery cover provided by the embodiment of the present utility model corresponding to the second type of battery with a rubber plug;

[0029] Figure 9 This is a schematic diagram of the positional relationship between the seat cushion base and the battery cover provided in an embodiment of the present utility model.

[0030] In the picture:

[0031] 1. Seat bucket body; 11. Accommodation cavity; 111. Common slot; 112. First accommodation slot; 113. Second accommodation slot; 12. Pull-out opening; 13. Through hole; 2. Battery cover; 21. Screw mounting column; 3. Boss; 4. Rubber strip; 5. Rubber plug; 6. Seat bucket cover; 7. Seat cushion bottom plate; 71. Screw mounting hole; 100. Battery. DETAILED DESCRIPTION

[0032] The present invention will be further described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are intended only to illustrate the present invention and are not intended to limit the present invention. It should also be noted that, for ease of description, the accompanying drawings only illustrate portions relevant to the present invention, not all of its components.

[0033] In the description of this utility model, unless otherwise specified or limited, the terms "connected," "connect," and "fixed" should be understood in a broad sense. For example, they can refer to fixed connection, detachable connection, or integration; mechanical connection or electrical connection; direct connection or indirect connection through an intermediate medium; internal communication between two components or interaction between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on the specific circumstances.

[0034] In the present invention, unless otherwise expressly specified or limited, a first feature being "above" or "below" a second feature may include the first and second features being in direct contact, or may include the first and second features being in contact not directly but through another feature between them. Moreover, a first feature being "above," "above," and "above" a second feature may include the first feature being directly above or obliquely above the second feature, or may simply mean that the first feature is higher in level than the second feature. A first feature being "below," "below," and "below" a second feature may include the first feature being directly below or obliquely below the second feature, or may simply mean that the first feature is lower in level than the second feature.

[0035] In the description of this embodiment, the terms "upper," "lower," "right," and other orientations or positional relationships are based on the orientations or positional relationships shown in the accompanying drawings and are intended solely for ease of description and simplified operation. They do not indicate or imply that the devices or components referred to must have a specific orientation, be constructed, or operate in a specific orientation. Therefore, they should not be construed as limitations on the present invention. Furthermore, the terms "first" and "second" are used solely for descriptive purposes and have no special meaning.

[0036] The utility model provides a seat bucket structure, such as Figures 1-8As shown, the seat barrel body 1 is provided with a containing cavity 11 for accommodating the battery 100, the containing cavity 11 comprises a common groove 111, a first containing groove 112 and a second containing groove 113, the first containing groove 112 is located on the opposite sides of the common groove 111 and communicates with the common groove 111, the second containing groove 113 is arranged at one end of the common groove 111 and communicates with the common groove 111, wherein: the cross section of the containing cavity 11 is in the shape of a convex letter, the groove bottom of each first containing groove 112 is provided with a boss 3, the first containing groove 112 and the common groove 111 are used for placing one type of battery 100, the second containing groove 113 and the common groove 111 are used for placing another type of battery 100, and the groove wall of the first containing groove 112 and the second containing groove 113 is used for limiting the battery 100.

[0037] The groove bottom of the first containing groove 112 is provided with the boss 3, the boss 3 can support the battery 100, for the battery 100 with a lower height, the boss 3 can raise the height of the battery 100, so as to ensure that the battery 100 is fixed in the containing cavity 11 and avoid that the battery 100 cannot be limited due to the large space at the top of the battery 100, and the bottom surface of another battery 100 is in close contact with the cavity bottom of the containing cavity 11 (i.e. the groove bottom of the second containing groove 113), so as to avoid interference during assembly, in addition, the first containing groove 112 and the second containing groove 113 respectively communicate with the common groove 111, so that the containing cavity 11 is in the shape of a convex letter, the first containing groove 112 and the common groove 111 are used for placing one type of battery 100, the second containing groove 113 and the common groove 111 are used for placing another type of battery 100, and the groove wall of the first containing groove 112 and the second containing groove 113 is used for limiting the battery 100, so that the common groove 111 is used regardless of the type of battery 100, compared with separately arranging the containing groove for each battery 100, the seat barrel body 1 provided by the application has a compact structure, occupies a small volume, and improves the universality of the seat barrel structure.

[0038] The containing cavity 11 in the shape of a convex letter makes the wide side of one of the two types of batteries 100 coincide with the long side of the other battery 100, and the side wall of one containing cavity 11 is shared for limiting, and the remaining three surfaces of the battery 100 are limited according to the size of the battery 100, so as to achieve the effect that the two types of batteries 100 share one seat barrel structure.

[0039] Taking the 7428 type battery 100 and the 6030 type battery 100 as examples, as shown in Figure 1 and Figure 2 , the 7428 type battery 100 is placed in the first containing groove 112 and the common groove 111, as shown in Figure 5 and Figure 6 , the 6030 type battery 100 is placed in the second containing groove 113 and the common groove 111.

[0040] In some embodiments, the cross-sectional area of ​​the accommodating cavity 11 gradually increases from bottom to top, thereby facilitating the installation and removal of the battery 100 and improving the efficiency of installation and removal.

[0041] In order to facilitate the replacement of the battery 100, in some embodiments, as Figure 2 and Figure 6 As shown, the seat bucket body 1 is further provided with a pull-opening 12, which is communicated with the accommodating cavity 11. The pull-opening 12 can be provided at any position of the accommodating cavity 11, specifically, the pull-opening 12 is provided at the top of the accommodating cavity 11.

[0042] In some embodiments, in order to compress the battery 100, refer to Figure 1 and Figure 5 , the seat bucket structure also includes a battery cover 2, and a rubber plug 5 for squeezing the battery 100 is provided at the bottom of the battery cover 2. It should be noted that the battery cover 2 is a common cover for the two batteries 100, and three rubber plugs 5 are installed above the battery 100 for pre-compression. The battery cover 2 needs to ensure that the upper surfaces of the two batteries 100 are flush. Since the width and length of the two batteries 100 are also different, the position of the rubber plug 5 corresponding to each battery 100 is not exactly the same. According to the shape of the two batteries 100, five installation points of the rubber plug 5 are arranged on the battery cover 2, one of which is shared by the two batteries 100 (reference Figure 4 and Figure 8 ).

[0043] Since the cross-sectional area of ​​the accommodating cavity 11 tends to increase gradually from bottom to top, the battery 100 may shake during driving. Figure 1 and Figure 5 As shown, in some embodiments, the sidewalls of the accommodating cavity 11 are provided with rubber strips 4, and the length direction of the rubber strips 4 is in the same direction as the height direction of the battery 100. The number of rubber strips 4 can be set according to the length of the sidewalls of the accommodating cavity 11. Specifically, the rubber strips 4 are provided on the walls of the first accommodating groove 112 and the second accommodating groove 113 to compress the battery 100. The rubber strips 4 can reduce the shaking of the battery 100 in the seat bucket body 1 and improve the stability of the battery 100.

[0044] Continue to refer Figure 1 and Figure 5 The seat tub body 1 is provided with a through hole 13 for a plug to pass through. The plug is used to electrically connect the battery 100 inside the seat tub body 1 to the main wiring harness outside the seat tub body 1. When in use, the plug passes through the through hole 13, connecting the battery 100 inside the seat tub body 1 to the main wiring harness outside the seat tub body 1. This seat tub structure can meet the needs of electric bicycles using batteries 100 of different specifications.

[0045] To prevent the leads from moving freely within through-hole 13 and to minimize the impact of the side opening on the appearance of the seat tub body 1, the seat tub structure also includes a small seat tub cover 6 for sealing through-hole 13. The edge of the seat tub cover 6 is provided with a clearance groove for passing the wiring harness connected to the plug. The area of ​​the clearance groove is smaller than that of through-hole 13, which prevents the plug from falling through through-hole 13 if it becomes loose.

[0046] The embodiment of the present invention provides an electric vehicle seat structure, such as Figure 9 As shown, it includes a seat cushion bottom plate 7 and a seat bucket structure provided by an embodiment of the utility model. The seat bucket structure includes a battery cover plate 2. The bottom of the seat cushion bottom plate 7 is fixedly connected to the battery cover plate 2, and the seat cushion bottom plate 7 covers the top opening of the seat bucket body 1.

[0047] The electric seat structure includes a bucket structure, which includes a bucket body 1. The bucket body 1 has a receiving cavity 11. The receiving cavity 11 includes a common groove 111, a first receiving groove 112 and a second receiving groove 113. The bottom of the first receiving groove 112 is provided with a boss 3. The boss 3 can support the battery 100. For a battery 100 with a lower height, the boss 3 can raise the height of the battery 100 to ensure that the battery 100 is fixed in the receiving cavity 11, avoiding the situation that the top space of the battery 100 is too large to be limited. The bottom surface of another type of battery 100 is in contact with the bottom of the receiving cavity 11 (that is, the bottom of the second receiving groove 113), avoiding the problem of battery 100 being unable to be limited during assembly. Interference is generated when the battery 100 is installed. In addition, the first accommodating groove 112 and the second accommodating groove 113 are respectively connected to the common groove 111 to make the accommodating cavity 11 present a convex shape. The first accommodating groove 112 and the common groove 111 are used to place one type of battery 100, and the second accommodating groove 113 and the common groove 111 are used to place the other type of battery 100. The groove walls of the first accommodating groove 112 and the second accommodating groove 113 are used to limit the battery 100. In this way, no matter what type of battery 100 is installed, the common groove 111 will be used. Compared with opening a accommodating groove for each battery 100 separately, the bucket body 1 provided by the present application has a compact structure, occupies a small volume, and improves the versatility of the bucket structure.

[0048] Continue to refer Figure 9 The seat cushion bottom plate 7 is provided with a screw mounting hole 71 , and the battery cover plate 2 is provided with a screw mounting column 21 , and the screw passes through the screw mounting column 21 and is threadedly connected with the screw mounting hole 71 .

[0049] Since the electric seat structure includes the above-mentioned seat bucket structure, the electric seat structure of the embodiment of the utility model has all the advantages and beneficial effects of the above-mentioned embodiments, which will not be described in detail here.

[0050] The utility model further provides an electric vehicle, which comprises a vehicle frame and an electric vehicle seat structure. The electric vehicle seat structure is mounted on the vehicle frame.

[0051] Since the electric seat structure includes a bucket structure, the bucket structure includes a bucket body 1, the bucket body 1 has a receiving cavity 11, the receiving cavity 11 includes a common groove 111, a first receiving groove 112 and a second receiving groove 113, and a boss 3 is provided at the bottom of the first receiving groove 112. The boss 3 can support the battery 100. For a battery 100 with a lower height, the boss 3 can raise the height of the battery 100 to ensure that the battery 100 is fixed in the receiving cavity 11, avoiding the battery 100 top space being too large to be limited, and the bottom surface of the other battery 100 is in contact with the bottom of the receiving cavity 11 (that is, the bottom of the second receiving groove 113), avoiding the battery 100 from being blocked during installation. Interference is generated during the timing. In addition, the first accommodating groove 112 and the second accommodating groove 113 are respectively connected to the common groove 111 to make the accommodating cavity 11 in a convex shape. The first accommodating groove 112 and the common groove 111 are used to place one type of battery 100, and the second accommodating groove 113 and the common groove 111 are used to place the other type of battery 100. The groove walls of the first accommodating groove 112 and the second accommodating groove 113 are used to limit the battery 100. In this way, no matter what kind of battery 100 is installed, the common groove 111 will be used. Compared with opening a accommodating groove for each battery 100 separately, the bucket body 1 provided by the present application has a compact structure, occupies a small volume, and improves the versatility of the bucket structure.

[0052] Since the electric vehicle includes the above-mentioned electric vehicle seat structure, the electric vehicle of the embodiment of the present utility model has all the advantages and beneficial effects of the above-mentioned embodiments, which will not be described in detail here.

[0053] Furthermore, the above are merely preferred embodiments of the present invention and the technical principles employed. Those skilled in the art will appreciate that the present invention is not limited to the specific embodiments described herein, and that various obvious changes, readjustments, and substitutions are possible for those skilled in the art without departing from the scope of protection of the present invention. Therefore, although the present invention has been described in detail through the above embodiments, the present invention is not limited to the above embodiments and may include many other equivalent embodiments without departing from the scope of the present invention. The scope of the present invention is determined by the scope of the appended claims.

Claims

1. The seat bucket structure is characterized by: The invention comprises a bucket body (1), wherein a receiving chamber (11) for receiving a battery (100) is provided in the bucket body (1), wherein the receiving chamber (11) comprises a common groove (111), a first receiving groove (112) and a second receiving groove (113), wherein the first receiving groove (112) is located on two opposite sides of the common groove (111) and is in communication with the common groove (111), and the second receiving groove (113) is located at one end of the common groove (111) and is in communication with the common groove (111). The cross section of the accommodating cavity (11) is convex-shaped, the bottom of each first accommodating groove (112) is provided with a boss (3), the first accommodating groove (112) and the common groove (111) are used to place one type of battery (100), the second accommodating groove (113) and the common groove (111) are used to place another type of battery (100), and the groove walls of the first accommodating groove (112) and the second accommodating groove (113) are used to limit the position of the battery (100).

2. The seat bucket structure according to claim 1, characterized in that: The cross-sectional area of ​​the accommodating cavity (11) tends to gradually increase from bottom to top.

3. The seat bucket structure according to claim 1, characterized in that: The seat bucket body (1) is further provided with a pull-out opening (12), and the pull-out opening (12) is communicated with the accommodating cavity (11).

4. The seat bucket structure according to claim 1, characterized in that: It also includes a battery cover plate (2), the bottom of which is provided with a rubber plug (5) for squeezing the battery (100).

5. The seat bucket structure according to claim 1, characterized in that: A rubber strip (4) is provided on the side wall of the accommodating cavity (11), and the length direction of the rubber strip (4) is in the same direction as the height direction of the battery (100).

6. The seat bucket structure according to claim 1, characterized in that: The seat bucket body (1) is provided with a through hole (13) for the plug to pass through.

7. The seat bucket structure according to claim 6, characterized in that: The seat bucket structure further comprises a seat bucket small cover (6) for blocking the through hole (13); an escape groove is provided on the edge of the seat bucket small cover (6); and the escape groove is used for passing a wiring harness connected to the plug.

8. The electric seat structure is characterized by: It comprises a seat cushion bottom plate (7) and the seat bucket structure according to any one of claims 1 to 7, wherein the seat bucket structure comprises a battery cover plate (2), the bottom of the seat cushion bottom plate (7) is fixedly connected to the battery cover plate (2), and the seat cushion bottom plate (7) covers the accommodating cavity (11).

9. The electric seat structure according to claim 8, characterized in that: The seat cushion bottom plate (7) is provided with a screw mounting hole (71), and the battery cover plate (2) is provided with a screw mounting column (21), and a screw passes through the screw mounting column (21) and is threadedly connected to the screw mounting hole (71).

10. An electric vehicle, characterized in that: The vehicle comprises a vehicle frame and the electric vehicle seat structure according to claim 8 or 9, wherein the electric vehicle seat structure is mounted on the vehicle frame.

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