Electric vehicle bearing mechanism and electric vehicle

Abstract

The utility model relates to the technical field of electric vehicles, in particular to an electric vehicle bearing mechanism and an electric vehicle, the electric vehicle bearing mechanism comprises a frame, a seat cask, a cushion and a supporting structure composed of a left pipe body, a right pipe body, a front supporting piece and a rear supporting piece, the seat cask is directly connected with the frame, one end of the cushion is rotatably connected to the front side of the seat cask, and the other end of the cushion is rotatably connected to the rear side of the seat cask. A seat cask frame is omitted, the containing space of the seat cask is enlarged, the use effect of the containing space of the seat cask is improved, the bottom face of the seat cask is attached to the upper surfaces of the front supporting piece and the rear supporting piece, the contact area between the seat cask and the frame is enlarged through the front supporting piece and the rear supporting piece, stress is uniform during bearing, and the service life of the seat cask is prolonged. And the pressure intensity of the contact area of the seat cask and the frame is reduced, the seat cask can be prevented from deforming and cracking, and the bearing strength of the frame to the seat cask is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of electric vehicles, in particular to an electric vehicle bearing mechanism and an electric vehicle. Background Art

[0002] The carrying mechanism of an electric bicycle or electric motorcycle usually includes a seat, a seat bucket, and a frame connected to the seat bucket. The seat bucket has both the function of carrying people and storing goods, is installed on the lower side of the seat and is matched with the frame.

[0003] In the prior art, the bottom of the seat bucket of an electric vehicle is fixed to the frame by screws. In order to ensure the bearing strength of the seat cushion, a separate seat bucket frame needs to be designed around the upper side of the seat bucket to protect and support the seat cushion on the upper side of the seat bucket, and then the seat bucket frame is fixed to the frame. The setting of the seat bucket frame sacrifices the seat bucket space, resulting in a relatively small seat bucket space, which makes the consumer's usage space less than ideal. Utility Model Content

[0004] One purpose of the utility model is to provide an electric vehicle bearing mechanism and an electric vehicle, which can improve the bearing strength and expand the storage space of the seat bucket.

[0005] To achieve this purpose, the utility model adopts the following technical solutions:

[0006] An electric vehicle bearing mechanism, comprising:

[0007] A frame, the frame comprising a front support plate and a rear support plate spaced apart in the front-to-back direction, and two tube bodies spaced apart in the left-to-right direction, the left and right ends of the front support plate being respectively connected to the two tube bodies, and the left and right ends of the rear support plate being respectively connected to the two tube bodies;

[0008] A seat bucket, wherein the front end of the seat bucket is supported by the front support piece and fixedly connected to the front support piece, the rear end of the seat bucket is supported by the rear support piece and fixed to the rear support piece, and a seat bucket opening is formed at the upper end of the seat bucket;

[0009] A seat cushion, wherein the front end of the seat cushion is rotatably connected to the seat bucket, and the rear end of the seat cushion is detachably connected to the rear support piece, so that the seat cushion can open and close the seat bucket opening.

[0010] Furthermore, the frame also includes a middle support plate, which is arranged between the front support plate and the rear support plate along the front-to-back direction, and the left and right ends of the middle support plate are fixedly connected to the two tube bodies. The middle support plate is located below the seat bucket and fixed to the seat bucket.

[0011] Furthermore, the frame further comprises a front support tube, both ends of which are respectively fixedly connected to the two tube bodies on the left and right sides, the front support plate is fixedly connected to the front support tube, and the front support tube can support the front support plate;

[0012] And / or, a middle support tube, both ends of which are fixedly connected to the two tube bodies on the left and right sides respectively, and the middle support piece is located above the middle support tube and fixedly connected to the middle support tube.

[0013] Furthermore, the seat barrel and the front supporting piece, the middle supporting piece and the rear supporting piece are all connected by bolts.

[0014] Furthermore, the front supporting piece is connected to a limiting member, and the limiting member is located at the front side of the seat bucket and abuts against the seat bucket along the front-rear direction.

[0015] Furthermore, a fixing protrusion is provided at the rear end of the seat cushion, and the fixing protrusion is clamped with the rear supporting piece.

[0016] Furthermore, the rear edge of the seat bucket opening is provided with an extension portion folded outward, and the extension portion is located above the rear support piece and is fixedly connected to the extension portion;

[0017] The fixing protrusion passes through the extension portion and is engaged with the rear support piece.

[0018] Furthermore, two fixing protrusions are provided, and the two fixing protrusions are arranged at intervals along the left-right direction.

[0019] Furthermore, the left and right sides of the seat bucket are both provided with support grooves with upper ends opened, and the seat cushion is provided with two support protrusions, and the two support protrusions can be plugged and matched with the two support grooves in a one-to-one correspondence.

[0020] Another object of the utility model is to provide an electric vehicle that can improve the load-bearing strength and expand the storage space of the seat bucket.

[0021] To achieve this purpose, the utility model adopts the following technical solutions:

[0022] An electric vehicle comprises the electric vehicle bearing mechanism described in any one of the above schemes.

[0023] Beneficial effects:

[0024] The utility model proposes an electric vehicle bearing mechanism and an electric vehicle. The electric vehicle bearing mechanism comprises a frame, a seat bucket and a seat cushion. The supporting structure is composed of a tube body on left and right sides and front and rear supporting pieces, so that the seat bucket is directly connected to the frame, one end of the seat cushion is rotatably connected to the front side of the seat bucket, and the other end of the seat cushion is detachably connected to the rear supporting piece, the seat bucket frame is omitted, the accommodating space of the seat bucket is increased, and the use effect of the accommodating space of the seat bucket is improved. The bottom surface of the seat bucket is used to fit the upper surfaces of the front supporting piece and the rear supporting piece, and the front supporting piece and the rear supporting piece are used to expand the contact area between the seat bucket and the frame, so that the force is evenly applied during bearing, and the pressure in the contact area between the seat bucket and the frame is reduced, so that the seat bucket can be prevented from being deformed and cracked, and the bearing strength of the frame on the seat bucket is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a structural exploded diagram of the electric vehicle bearing mechanism provided by an embodiment of the utility model;

[0026] Figure 2 It is a structural schematic diagram of the electric vehicle bearing mechanism provided by an embodiment of the utility model;

[0027] Figure 3 This utility model Figure 2 A partial enlarged view of the middle A;

[0028] Figure 4 This utility model Figure 2 A partial enlarged view of point B in the middle.

[0029] Among them: 1. frame; 11. front support plate; 12. rear support plate; 13. tube body; 14. middle support plate; 15. front support tube; 16. middle support tube; 17. limiter; 2. seat bucket; 21. seat bucket opening; 22. extension part; 23. support sink; 3. seat cushion; 31. support protrusion; 4. fixing protrusion. DETAILED DESCRIPTION

[0030] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.

[0031] In the description of the present invention, it should be noted that the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance. Among them, the terms "first position" and "second position" are two different positions.

[0032] Unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", and "fixed" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in this utility model can be understood according to specific circumstances.

[0033] Unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include the first feature being in direct contact with the second feature, or may include the first feature being in contact with the second feature through another feature between them instead of being in direct contact. Moreover, a first feature being "above", "above" and "above" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes the first feature being directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0034] For most electric vehicles on the market, in order to ensure the bearing strength of the seat cushion, a separate seat bucket frame needs to be designed around the upper side of the seat bucket to protect and support the seat cushion on the upper side of the seat bucket, and then the seat bucket frame is fixed to the frame. The setting of the seat bucket frame sacrifices the seat bucket space, resulting in a relatively small seat bucket space, which makes the space for consumers less than ideal.

[0035] In order to solve the above problems, the present embodiment provides an electric vehicle bearing mechanism and an electric vehicle, which can improve the bearing strength and expand the storage space of the seat bucket.

[0036] For ease of description, the front to rear direction of a common electric vehicle in the prior art is referred to as the front-to-back direction in the following text. For a common electric vehicle in the prior art, the left and right sides of the direction in which the user faces the front of the vehicle are referred to as the left and right directions in the following text.

[0037] Please refer to Figure 1-4 The electric vehicle bearing mechanism provided in this embodiment includes a frame 1, a seat bucket 2 and a cushion 3. The frame 1 includes a front support plate 11 and a rear support plate 12 spaced apart in the front-to-back direction, and two tube bodies 13 spaced apart in the left-to-right direction. The left and right ends of the front support plate 11 are respectively connected to the two tube bodies 13, and the left and right ends of the rear support plate 12 are respectively connected to the two tube bodies 13. The front end of the seat bucket 2 is supported by the front support plate 11 and fixedly connected to the front support plate 11, the rear end of the seat bucket 2 is supported by the rear support plate 12 and fixed to the rear support plate 12, a seat bucket opening 21 is formed at the upper end of the seat bucket 2, and a cushion 3 is formed. The front end of the seat cushion 3 is rotatably connected to the seat bucket 2, and the rear end of the seat cushion 3 is detachably connected to the rear support plate 12 so that the seat cushion 3 opens and closes the seat bucket opening 21.

[0038] The supporting structure composed of the left and right tube bodies 13 and the front support piece 11 and the rear support piece 12 directly connects the seat bucket 2 to the frame 1, and one end of the seat cushion 3 is rotatably connected to the front side of the seat bucket 2, and the other end of the seat cushion 3 is detachably connected to the rear support piece 12. The seat bucket frame is omitted, the storage space of the seat bucket 2 is increased, and the use effect of the storage space of the seat bucket 2 is improved.

[0039] The bottom surface of the seat bucket 2 is attached to the upper surfaces of the front support plate 11 and the rear support plate 12, and the front support plate 11 and the rear support plate 12 are used to expand the contact area between the seat bucket 2 and the frame 1, so that the force is evenly distributed when bearing loads, and the pressure in the contact area between the seat bucket 2 and the frame 1 is reduced, which can prevent the seat bucket 2 from deformation and cracking, and improve the bearing strength of the frame 1 on the seat bucket 2.

[0040] For further information, please refer to Figure 2 and Figure 3 In order to improve the bearing strength of the frame 1 for the seat bucket 2, expand the contact area between the seat bucket 2 and the frame 1, and reduce the pressure in the contact area between the seat bucket 2 and the frame 1, the frame 1 also includes a middle support piece 14, which is arranged between the front support piece 11 and the rear support piece 12 along the front-back direction, and the left and right ends of the middle support piece 14 are fixedly connected to the two tube bodies 13, and the middle support piece 14 is located below the seat bucket 2 and fixed to the seat bucket 2. By arranging the middle support piece 14 to support the bottom of the seat bucket 2, the bearing strength of the frame 1 for the seat bucket 2 is improved, and the load-bearing structure of the electric vehicle provided in this embodiment is subjected to more uniform force when bearing, and the seat bucket 2 is effectively prevented from deformation and cracking by reducing the pressure in the contact area between the seat bucket 2 and the frame 1.

[0041] For further information, please refer to Figure 3In order to improve the supporting force of the front support piece 11 and the bearing capacity of the frame 1 on the seat bucket 2, the frame 1 further includes a front support pipe 15, the two ends of which are respectively fixedly connected to the two tube bodies 13 on the left and right sides, and the front support piece 11 is fixedly connected to the front support pipe 15, and the front support pipe 15 can support the front support piece 11. Specifically, the front support pipe 15 is made of a steel pipe with a relatively thick diameter, and the two ends of the front support pipe 15 in the left and right directions are welded to the two tube bodies 13 on the left and right sides.

[0042] For example, please refer to Figure 3 The front support tube 15 is bent at both ends in the left and right directions and welded to the two tube bodies 13 on the left and right sides, so that the front support piece 11 can be located in front of the two tube bodies 13 through the front support tube 15, thereby increasing the length of the seat bucket 2 in the front and rear directions and further expanding the accommodating space of the seat bucket 2.

[0043] In other embodiments, in order to improve the supporting force of the middle support piece 14, a middle support tube 16 can be provided, and both ends of the middle support tube 16 are respectively fixedly connected to the two tube bodies 13 on the left and right sides, and the middle support piece 14 is located above the middle support tube 16 and fixedly connected to the middle support tube 16.

[0044] In this embodiment, please refer to Figure 3 In order to achieve the best supporting effect, the electric vehicle bearing mechanism is provided with a front supporting tube 15 and a middle supporting tube 16 at the same time, which improves the supporting force of the front supporting plate 11 and the middle supporting plate 14 for the seat barrel 2, thereby improving the bearing strength of the electric vehicle bearing mechanism.

[0045] Specifically, the seat barrel 2 and the front support plate 11 , the middle support plate 14 and the rear support plate 12 are all connected by bolts.

[0046] For further information, please refer to Figure 3 In order to improve the stability of the connection between the seat bucket 2 and the front support plate 11 and prevent the seat bucket 2 from moving forward in the front-to-back direction, the front support plate 11 is connected to a limiting member 17, which is located at the front side of the seat bucket 2 and abuts against the seat bucket 2 in the front-to-back direction. The limiting member 17 abuts against the seat bucket 2 in the front-to-back direction to prevent the seat bucket 2 from moving forward in the front-to-back direction due to the inertia generated during the driving of the electric vehicle, thereby improving the stability of the connection between the seat bucket 2 and the front support plate 11.

[0047] For further information, please refer to Figure 1 and Figure 4 In order to improve the stability of the detachable connection between the seat cushion 3 and the rear support piece 12, a fixing protrusion 4 is provided at the rear end of the seat cushion 3, and the fixing protrusion 4 is engaged with the rear support piece 12. The seat cushion 3 closes the seat bucket opening 21, and the fixing protrusion 4 is engaged with the rear support piece 12, so that the seat cushion 3 is not easy to automatically pop open to open the seat bucket opening 21, and the stability of the detachable connection between the seat cushion 3 and the rear support piece 12 is improved.

[0048] For further information, please refer to Figure 1 and Figure 4 The rear edge of the seat bucket opening 21 is provided with an extension portion 22 folded outward, the extension portion 22 is located above the rear support piece 12 and is fixedly connected to the extension portion 22, the extension portion 22 is a plate-like structure, and the fixed protrusion 4 passes through the extension portion 22 and is engaged with the rear support piece 12. By setting the extension portion 22 as a plate-like structure, it is convenient for the extension portion 22 to directly fit the upper surface of the rear support piece 12 and be fixedly connected to the rear support piece 12, thereby improving the bearing capacity of the frame 1 on the seat bucket 2 and protecting the seat bucket 2.

[0049] For further information, please refer to Figure 1 and Figure 4 In order to improve the support strength of the seat bucket 2 for the seat cushion 3, the left and right sides of the seat bucket 2 are provided with support grooves 23 with upper ends opened, and the seat cushion 3 is provided with two support protrusions 31, which can be plugged and matched with the two support grooves 23 in a one-to-one correspondence. Through the plug-in matching of the two support protrusions 31 on the left and right sides and the two support grooves 23, the contact area between the seat cushion 3 and the seat bucket 2 is expanded, the support strength of the seat bucket 2 for the seat cushion 3 is improved, and the load-bearing capacity of the electric vehicle load-bearing mechanism is improved. In addition, the seat cushion 3 is positioned by the support grooves 23, so that the fixing protrusion 4 can accurately pass through the extension part 22 and be clamped with the rear support piece 12.

[0050] Specifically, the rear support piece 12 is arranged below the second seating area of ​​the seat cushion 3. By providing an extension portion 22 and allowing the fixing protrusion 4 to pass through the extension portion 22 and engage with the rear support piece 12, the second seating area of ​​the seat cushion 3 is fixed relative to the extension portion 22 and the rear support piece 12, and the rear support piece 12 is used to directly support the second seating area of ​​the seat cushion 3, thereby preventing the second seating area of ​​the seat bucket 2 from deformation and cracking, and improving the bearing strength of the entire seat bucket 2 and the seat cushion 3.

[0051] Exemplarily, in order to improve the stability of the clamping connection between the fixing protrusion 4 and the rear support piece 12, two fixing protrusions 4 are provided, and the two fixing protrusions 4 are spaced apart in the left-right direction.

[0052] This embodiment also provides an electric vehicle, including the above-mentioned electric vehicle bearing mechanism, through which the bearing mechanism of the electric vehicle ensures the bearing strength of the electric vehicle, and solves the problem that the accommodating space of the seat barrel 2 is small and cannot meet the usage needs of consumers.

[0053] The above contents are only preferred embodiments of the present invention. For ordinary technicians in this field, according to the concept of the present invention, there will be changes in the specific implementation methods and application scopes. The contents of this specification should not be understood as limiting the present invention.

Claims

1. An electric vehicle bearing mechanism, characterized in that: include: A frame (1), the frame (1) comprising a front support plate (11) and a rear support plate (12) spaced apart in the front-rear direction, and two tube bodies (13) spaced apart in the left-right direction, the left and right ends of the front support plate (11) being respectively connected to the two tube bodies (13), and the left and right ends of the rear support plate (12) being respectively connected to the two tube bodies (13); A seat bucket (2), wherein the front end of the seat bucket (2) is supported by the front support plate (11) and is fixedly connected to the front support plate (11), the rear end of the seat bucket (2) is supported by the rear support plate (12) and is fixed to the rear support plate (12), and a seat bucket opening (21) is formed at the upper end of the seat bucket (2); A seat cushion (3), wherein the front end of the seat cushion (3) is rotatably connected to the seat bucket (2), and the rear end of the seat cushion (3) is detachably connected to the rear support plate (12), so that the seat cushion (3) can open and close the seat bucket opening (21).

2. The electric vehicle supporting mechanism according to claim 1, characterized in that: The frame (1) further comprises a middle support piece (14), the middle support piece (14) being arranged between the front support piece (11) and the rear support piece (12) along the front-rear direction, the left and right ends of the middle support piece (14) being fixedly connected to the two tube bodies (13), and the middle support piece (14) being located below the seat bucket (2) and fixed to the seat bucket (2).

3. The electric vehicle supporting mechanism according to claim 2, characterized in that: The frame (1) further comprises a front support tube (15), the two ends of the front support tube (15) being respectively fixedly connected to the two tube bodies (13) on the left and right sides, the front support plate (11) being fixedly connected to the front support tube (15), and the front support tube (15) being capable of supporting the front support plate (11); And / or, a middle support tube (16), the two ends of the middle support tube (16) are respectively fixedly connected to the two tube bodies (13) on the left and right sides, and the middle support piece (14) is located above the middle support tube (16) and fixedly connected to the middle support tube (16).

4. The electric vehicle supporting mechanism according to claim 2, characterized in that: The seat barrel (2) and the front support plate (11), the middle support plate (14) and the rear support plate (12) are all connected via bolts.

5. The electric vehicle supporting mechanism according to claim 1, characterized in that: The front support piece (11) is connected to a limiting member (17), and the limiting member (17) is located at the front side of the seat bucket (2) and abuts against the seat bucket (2) along the front-rear direction.

6. The electric vehicle supporting mechanism according to claim 1, characterized in that: A fixing protrusion (4) is provided at the rear end of the seat cushion (3), and the fixing protrusion (4) is clamped with the rear support plate (12).

7. The electric vehicle supporting mechanism according to claim 6, characterized in that: The rear edge of the seat bucket opening (21) is provided with an extension portion (22) folded outward, and the extension portion (22) is located above the rear support sheet (12) and is fixedly connected to the extension portion (22); The fixing protrusion (4) passes through the extension portion (22) and is then snap-connected with the rear support plate (12).

8. The electric vehicle supporting mechanism according to claim 7, characterized in that: Two fixing protrusions (4) are provided, and the two fixing protrusions (4) are arranged at intervals along the left-right direction.

9. The electric vehicle supporting mechanism according to any one of claims 1 to 8, characterized in that: The left and right sides of the seat bucket (2) are both provided with support grooves (23) with upper ends opened, and the seat cushion (3) is provided with two support protrusions (31), and the two support protrusions (31) can be plugged and matched with the two support grooves (23) in a one-to-one correspondence.

10. An electric vehicle, characterized in that: It comprises the electric vehicle supporting mechanism as described in any one of claims 1 to 9.

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