CN220281561U

CN220281561U - Convenient assembly and disassembly structure, power battery mounting rack, frame assembly and electric vehicle

Info

Publication number: CN220281561U
Application number: CN202321405400.1U
Authority: CN
Inventors: 刘锦顺; 叶国华; 张志平
Original assignee: Guangdong Greenway Technology Co Ltd
Current assignee: Guangdong Greenway Technology Co Ltd
Priority date: 2023-06-02
Filing date: 2023-06-02
Publication date: 2024-01-02
Anticipated expiration: 2033-06-02

Abstract

The utility model provides a convenient assembling and disassembling structure, a power battery mounting rack, a frame assembly and an electric vehicle. The convenient assembling and disassembling structure comprises a fixed bracket, a rotary bracket, an elastic positioning column and an auxiliary limiting piece; the fixed bracket is provided with a first positioning hole and a second positioning hole; the rotary support is rotatably connected with the fixed support and is provided with a rotary chute; the elastic positioning column is connected to one side of the rotating support, facing the fixed support, and is elastically propped against and positioned in the first positioning hole or the second positioning hole; the auxiliary limiting piece is connected to the fixed support and penetrates through the rotary chute. The auxiliary limiting piece is located one side of the rotating support, deviating from the fixed support, of the rotating support when the rotating support rotates relative to the fixed support, the rotating support is prevented from shaking towards one side, deviating from the fixed support, of the rotating support in the process of rotating relative to the fixed support, and the situation that a rotating base and a fixed base of a traditional power battery mounting frame shake up and down in the process of rotating relative to each other is avoided.

Description

Convenient assembly and disassembly structure, power battery mounting rack, frame assembly and electric vehicle

Technical Field

The utility model relates to the technical field of electric vehicles, in particular to a convenient assembling and disassembling structure, a power battery mounting rack, a frame assembly and an electric vehicle.

Background

Along with the development of new energy and the continuous implementation of the concept of environment-friendly trip, two-wheel vehicles, namely electric vehicles, which use power batteries as power sources or assist are becoming more and more choices for people to travel. However, the two-wheel vehicle frame is built by pipes, and the battery loading and unloading space is very limited, so that the two-wheel vehicle needs to consider the convenience of loading and unloading the battery.

At present, most external power batteries in the market are assembled and disassembled in a direct inserting and direct taking mode, and the moving direction is basically the same plane as the frame. When the battery is arranged at the tail part of the frame, the battery is easier to assemble and disassemble; when the battery is installed in the middle of the frame, the loading and unloading space of the power battery is limited by the front and rear loading and unloading pipes of the frame. For making the battery install in the middle of the frame reliably and ensure the dismouting convenience, traditional power battery mounting bracket is provided as the patent of patent number 202222571600.6 and is convenient for rotatory auto-lock structure of battery dismouting, its unable adjustment base passes through the contour screw cooperation with the unable adjustment base and is connected, make the unable adjustment base rotatory for the unable adjustment base, and restrict rotation angle through spacing hole and spacing post, battery bracket connection is in the unable adjustment base, car union coupling is in the unable adjustment base, realize that the battery bracket is rotatory for car pipe, make the battery install in the middle of the frame and ensure the dismouting convenience.

However, the rotating base and the fixed base of the conventional power battery mounting frame shake up and down in the relative rotation process, so that the rotating reliability of the rotating base relative to the fixed base is poor, and the use reliability of the conventional power battery mounting frame is further poor.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art and provide a convenient assembling and disassembling structure, a power battery mounting frame, a frame assembly and an electric vehicle, wherein the situation that a rotating base and a fixed base shake up and down in the relative rotating process is avoided, and the use reliability is good.

The aim of the utility model is realized by the following technical scheme:

a portable mounting and dismounting structure comprising:

the fixing support is provided with a first positioning hole and a second positioning hole;

the rotary support is rotatably connected with the fixed support and is provided with a rotary chute;

the elastic positioning column is connected to one side, facing the fixed support, of the rotating support, and the elastic positioning column is elastically propped against and positioned in the first positioning hole or the second positioning hole;

the auxiliary limiting piece is connected to the fixed support, penetrates through the rotary chute, and is used for limiting the rotary support to one side, deviating from the fixed support, of the rotary support when the rotary support rotates relative to the fixed support.

In one embodiment, the number of the auxiliary limiting parts and the number of the rotating sliding grooves are two, the two auxiliary limiting parts are arranged on the two rotating sliding grooves in a one-to-one correspondence manner, and the second connecting holes are respectively positioned between the two rotating sliding grooves; and/or the number of the groups of groups,

the convenient assembly and disassembly structure further comprises a locking piece, the fixed support is provided with a first connecting hole, the rotary support is provided with a second connecting hole, the locking piece is respectively arranged in the first connecting hole and the second connecting hole in a penetrating mode, and the second connecting hole is communicated with the first connecting hole in an alignment mode, so that the rotary support can be rotatably connected to the fixed support.

In one embodiment, the auxiliary limiting member includes a rotation guiding post and a mounting member, the rotation guiding post is convexly disposed on one side of the fixing support adjacent to the rotation support, the rotation guiding post is disposed in the rotation sliding slot in a penetrating manner and slides relative to the rotation guiding post, the mounting member is connected to the rotation guiding post, and the mounting member is used for being located on one side of the rotation support, which is away from the fixing support, when the rotation support rotates relative to the fixing support.

In one embodiment, the mount is removably attached to the rotary guide post.

In one embodiment, the rotary guide post is formed in a fixing hole, and the mounting piece is located in the fixing hole and is in threaded connection with the rotary guide post.

In one embodiment, the diameter of the end of the mounting element facing away from the fixed carrier is greater than the width of the rotary chute.

In one embodiment, a pre-compression deformation gap exists between the fixed support and the rotating support.

In one embodiment, a first supporting protrusion and a second supporting protrusion are convexly arranged on one side, adjacent to the rotating bracket, of the fixed bracket, the first supporting protrusion is arranged around the first connecting hole, and the first positioning hole and the second positioning hole are respectively arranged on the second supporting protrusion; the pre-pressing deformation gap is formed between the fixed support, the rotating support, the first supporting protrusion and the second supporting protrusion, and the rotating support is used for deforming in the pre-pressing deformation gap when the rotating support is rotationally connected with the fixed support.

The power battery mounting rack comprises a battery support and the convenient assembling and disassembling structure in any embodiment, wherein the battery support is mounted on the rotary support and is used for detachably sleeving a power battery, and the fixing support is used for being connected to a frame.

In one embodiment, the battery bracket is provided with a limit flange adjacent to the outer wall of the rotary bracket, and the rotary bracket is provided with a limit groove; the power battery mounting rack further comprises a fixing piece, the battery support is provided with a mounting through hole, the limiting groove is provided with a fixing hole, and the fixing piece is respectively arranged in the mounting through hole and the fixing hole in a penetrating mode, so that the limiting flange is located in the limiting groove and connected with the rotating support.

In one embodiment, a limiting boss is formed in the limiting groove, a fixed limiting groove is formed in the limiting flange, and the limiting boss is located in the fixed limiting groove and connected with the battery support.

A frame assembly comprises a power battery, a frame and the power battery mounting frame in any embodiment, wherein a mounting part is arranged on the frame, the fixing support is connected to the mounting part, and the battery support is detachably sleeved on the power battery.

An electric vehicle comprises the frame assembly.

Compared with the prior art, the utility model has at least the following advantages:

1. the battery support can be mounted on the rotary support, the fixed support can be fixed on the frame, and when the power battery is required to be dismounted, the rotary support can be rotatably connected with the fixed support, so that the rotary support can rotate to a preset angle relative to the fixed support, a user can conveniently and rapidly dismount or mount the power battery on the battery support, and the power battery can be quickly dismounted, particularly for frames with narrow spaces;

2. according to the convenient assembling and disassembling structure, in the process that the rotating bracket rotates relative to the fixed bracket, the elastic positioning column elastically supports and is positioned in the first positioning hole or the second positioning hole, so that the rotating bracket is respectively positioned in two different positions relative to the fixed bracket, and the positioning requirement of the power battery in the assembling and disassembling requirements or the positioning requirement without the assembling and disassembling requirements is met; for example, when the elastic positioning column is elastically propped and positioned in the first positioning hole, the rotary support is rotated out to a first preset position relative to the fixed support, and the power battery can be disassembled at the moment; when the elastic positioning column is elastically propped and positioned in the second positioning hole, the rotary support is rotated out to a second preset position relative to the fixed support, and the power battery is reliably accommodated on the frame along with the convenient assembling and disassembling structure;

3. between the rotating support and the rotation of the fixed support, the elastic positioning columns are elastically propped against and positioned in the first positioning holes or the second positioning holes, so that the elastic positioning columns limit and support the rotating support relative to the rotating position of the fixed support, the auxiliary limiting piece is connected to the fixed support and penetrates through the rotating sliding groove, the auxiliary limiting piece is positioned on one side of the rotating support, deviating from the fixed support, when the rotating support rotates relative to the fixed support, the rotating support is prevented from swinging towards one side, deviating from the fixed support, of the rotating support in the rotating process relative to the fixed support, the condition that the rotating base and the fixed base of the traditional power battery mounting frame swing up and down in the relative rotating process is avoided, the rotating base is relatively good in rotating reliability relative to the fixed base, and the use reliability of the convenient assembling and disassembling structure is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a state of a frame assembly according to an embodiment;

FIG. 2 is a schematic view of another state of the frame assembly shown in FIG. 1;

FIG. 3 is an exploded view of the frame assembly shown in FIG. 1;

FIG. 4 is a cross-sectional view of the power battery mounting bracket of the frame assembly shown in FIG. 1;

FIG. 5 is an enlarged view of a portion of the power battery mount of FIG. 4;

FIG. 6 is a schematic view of another view of a convenient attachment and detachment structure of the power battery mount of the frame assembly of FIG. 1;

FIG. 7 is a cross-sectional view taken along line A-A of the easy-to-assemble and disassemble structure shown in FIG. 6;

FIG. 8 is an exploded view of a partial structure of the easy-to-assemble and disassemble structure shown in FIG. 7;

FIG. 9 is a schematic view of a battery bracket of the power battery mount of FIG. 4;

fig. 10 is a schematic view of the battery holder of fig. 9 from another perspective.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. The drawings illustrate preferred embodiments of the utility model. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

The application provides a convenient assembling and disassembling structure, which comprises a fixed bracket, a rotating bracket, an elastic positioning column and an auxiliary limiting piece; the fixed support is provided with a first positioning hole and a second positioning hole; the rotary support is rotatably connected with the fixed support, and a rotary chute is formed on the rotary support; the elastic positioning column is connected to one side of the rotating support, which faces the fixed support, and is elastically propped against and positioned in the first positioning hole or the second positioning hole; the auxiliary limiting piece is connected to the fixed support, the auxiliary limiting piece is arranged in the rotary chute in a penetrating mode, and the auxiliary limiting piece is used for limiting the rotary support to one side, deviating from the fixed support, of the rotary support when the rotary support rotates relative to the fixed support.

The battery support can be mounted on the rotary support, the fixed support can be fixed on the frame, and when the power battery is required to be dismounted, the rotary support can be rotatably connected with the fixed support, so that the rotary support can rotate to a preset angle relative to the fixed support, a user can conveniently and rapidly dismount or mount the power battery on the battery support, and the power battery can be quickly dismounted, particularly for frames with narrow spaces; according to the convenient assembling and disassembling structure, in the process that the rotating bracket rotates relative to the fixed bracket, the elastic positioning column elastically supports and is positioned in the first positioning hole or the second positioning hole, so that the rotating bracket is respectively positioned in two different positions relative to the fixed bracket, and the positioning requirement of the power battery in the assembling and disassembling requirements or the positioning requirement without the assembling and disassembling requirements is met; for example, when the elastic positioning column is elastically propped and positioned in the first positioning hole, the rotary support is rotated out to a first preset position relative to the fixed support, and the power battery can be disassembled at the moment; when the elastic positioning column is elastically propped and positioned in the second positioning hole, the rotary support is rotated out to a second preset position relative to the fixed support, and the power battery is reliably accommodated on the frame along with the convenient assembling and disassembling structure; between the rotating support and the rotation of the fixed support, the elastic positioning columns are elastically propped against and positioned in the first positioning holes or the second positioning holes, so that the elastic positioning columns limit and support the rotating support relative to the rotating position of the fixed support, the auxiliary limiting piece is connected to the fixed support and penetrates through the rotating sliding groove, the auxiliary limiting piece is positioned on one side of the rotating support, deviating from the fixed support, when the rotating support rotates relative to the fixed support, the rotating support is prevented from swinging towards one side, deviating from the fixed support, of the rotating support in the rotating process relative to the fixed support, the condition that the rotating base and the fixed base of the traditional power battery mounting frame swing up and down in the relative rotating process is avoided, the rotating base is relatively good in rotating reliability relative to the fixed base, and the use reliability of the convenient assembling and disassembling structure is improved.

For better understanding of the technical solutions and advantageous effects of the present application, the following details are further described with reference to specific embodiments:

as shown in fig. 1-2, a frame assembly 10 of an embodiment may be used with an electric vehicle or other electrically powered device. The electric vehicle can be an electric two-wheel vehicle, an electric three-wheel vehicle or an electric four-wheel vehicle. In the present embodiment, the electric two-wheeled vehicle may be an electric bicycle, an electric motorcycle, or the like.

As shown in fig. 1 to 2, in one embodiment, the frame assembly 10 includes a power battery 100, a frame 200, and a power battery mounting frame 300, wherein a mounting portion 201 is provided on the frame 200, and the power battery mounting frame 300 is mounted and fixed on the mounting portion 201. The frame 200 may be a triangle frame 200 or a V-shaped frame 200 or other frames 200.

Referring also to fig. 3-7, in one embodiment, the power battery mount 300 includes a battery bracket 310 and a convenient mounting and dismounting structure 320, the battery bracket 310 being mounted to the convenient mounting and dismounting structure 320. The convenient assembling and disassembling structure 320 comprises a fixed bracket 321, a rotating bracket 323, an elastic positioning post 325 and an auxiliary limiting piece 327. The fixing bracket 321 is used for being connected to the frame 200. Specifically, the fixing bracket 321 is connected to the mounting portion 201. The fixing bracket 321 is provided with a first positioning hole 3211 and a second positioning hole 3213; the rotating bracket 323 is rotatably connected to the fixed bracket 321, and the rotating bracket 323 is formed with a rotating chute 3232. In this embodiment, the battery holder 310 is mounted on the rotating holder 323, and the battery holder 310 is detachably sleeved on the power battery 100, so that the power battery 100 is connected to the rotating holder 323 through the battery holder 310, and meanwhile, the power battery 100 is detachable from the battery holder 310, thereby improving the convenience of use of the power battery mounting frame 300. Further, the battery holder 310 is of a beer-like structure so that the power battery 100 can be quickly taken out and put into the battery holder 310.

As shown in fig. 1, 2, 7 and 8, in one embodiment, a resilient positioning post 325 is connected to a side of the rotating bracket 323 facing the fixed bracket 321, and the resilient positioning post 325 is resiliently abutted to and positioned in the first positioning hole 3211 or the second positioning hole 3213. As shown in fig. 2 and 8, when the elastic positioning post 325 is elastically supported and positioned in the first positioning hole 3211, the rotating bracket 323 is rotated out to a first predetermined position relative to the fixed bracket 321, and is in a rotating open state at this time, that is, the rotating bracket 323 and the fixed bracket 321 form a predetermined angle relative to each other, so that the power battery 100 can be assembled and disassembled, especially for the frame 200 in a narrow space, the assembling and disassembling space of the power battery can be satisfied by rotating the rotating bracket out. As shown in fig. 1 and 8, when the elastic positioning post 325 is elastically supported and positioned in the second positioning hole 3213, the rotating bracket 323 is rotated out to a second predetermined position relative to the fixed bracket 321, and is in a closed state at this time, the rotating bracket 323 is relatively parallel to the fixed bracket 321, and the power battery 100 is reliably accommodated on the frame 200 along with the convenient assembling and disassembling structure 320.

As shown in fig. 4, in one embodiment, the auxiliary limiting member 327 is connected to the fixed bracket 321, the auxiliary limiting member 327 is disposed in the rotating chute 3232 in a penetrating manner and slides with the rotating bracket 323, and the auxiliary limiting member 327 is located at a side of the rotating bracket 323 facing away from the fixed bracket 321 when the rotating bracket 323 rotates relative to the fixed bracket 321, so that the rotating bracket 323 is prevented from shaking in a direction perpendicular to a plane in which the rotating bracket 323 rotates during the rotating process relative to the fixed bracket 321, and meanwhile, the auxiliary limiting member 327 slides along the rotating chute 3232 when the rotating bracket 323 rotates relative to the fixed bracket 321, thereby improving the stability and reliability of the rotating bracket 323 relative to the fixed bracket 321.

The above-mentioned convenient assembly and disassembly structure 320, the power battery mounting rack 300 and the frame assembly 10, the battery bracket 310 can be mounted on the rotating bracket 323, the fixed bracket 321 can be fixed on the frame 200, when the power battery 100 needs to be assembled and disassembled, the rotating bracket 323 can rotate to a preset angle relative to the fixed bracket 321 because the rotating bracket 323 can be rotatably connected with the fixed bracket 321, so that a user can rapidly disassemble or assemble the power battery 100 on the battery bracket 310, and the rapid disassembly and assembly of the power battery 100 are realized, especially for the frame 200 with a smaller space; in the above-mentioned convenient assembly and disassembly structure 320, during the rotation of the rotating bracket 323 relative to the fixed bracket 321, the elastic positioning posts 325 elastically support and position the rotating bracket 323 relative to the fixed bracket 321 in two different positions by elastically supporting and positioning the rotating bracket 323 in the first positioning hole 3211 or the second positioning hole 3213, so as to adapt to the positioning requirement of the power battery 100 in the assembly and disassembly requirements or in the absence of assembly and disassembly requirements; between the rotation of the rotating support 323 relative to the fixed support 321, the elastic positioning post 325 is elastically abutted to and positioned in the first positioning hole 3211 or the second positioning hole 3213, so that the elastic positioning post 325 limits and supports the rotating position of the rotating support 323 relative to the fixed support 321, the auxiliary limiting piece 327 is connected to the fixed support 321, the auxiliary limiting piece 327 penetrates through the rotating chute 3232, the auxiliary limiting piece 327 is positioned at one side of the rotating support 323, which is far away from the fixed support 321, when the rotating support 323 rotates relative to the fixed support 321, the rotating support 323 is prevented from swinging towards one side, which is far away from the fixed support 321, in the relative rotation process of the rotating base and the fixed base of the traditional power battery mounting frame 300, namely, the problem that the rotating support 323 swings up and down relative to the fixed support 321 in the rotation process relative to the fixed support 321 is avoided, the rotating base is better in reliability relative to the fixed base, and the use reliability of the convenient assembling and disassembling structure 320 is improved.

As shown in fig. 3 to 5, further, the fixing bracket 321 is provided with a first mounting via hole 302, the mounting portion 201 is provided with a first screw hole 2012, the convenient assembling and disassembling structure 320 further includes a first screw rod 322, the first screw rod 322 is respectively inserted into the first mounting via hole 302 and the first screw hole 2012, and the first screw rod 322 is in screw connection with the frame 200, so that the fixing bracket 321 is reliably mounted on the frame 200.

As shown in fig. 3 to 6, in one embodiment, the number of the auxiliary limiting members 327 and the number of the rotating sliding grooves 3232 are two, the two auxiliary limiting members 327 are disposed in the two rotating sliding grooves 3232 in a one-to-one correspondence, and the second connecting holes 308 are respectively disposed between the two rotating sliding grooves 3232, so that the auxiliary limiting members 327 better slide along the rotating sliding grooves 3232 when the rotating bracket 323 rotates relative to the fixed bracket 321, thereby better avoiding the problem that the rotating bracket 323 swings up and down relative to the fixed bracket 321 in the rotating process relative to the fixed bracket 321, and further improving the stability and reliability of the rotation of the rotating bracket 323 relative to the fixed bracket 321.

As shown in fig. 3 to 6, in one embodiment, the convenient assembling and disassembling structure 320 further includes a locking member 326, the fixing bracket 321 is formed with a first connecting hole 306, the rotating bracket 323 is formed with a second connecting hole 308, the locking member 326 is respectively disposed in the first connecting hole 306 and the second connecting hole 308 in a penetrating manner, and the second connecting hole 308 is in aligned communication with the first connecting hole 306, so that the rotating bracket 323 is rotatably connected to the fixing bracket 321. In this embodiment, the locking member 326 is a screw assembly or a bolt assembly.

As shown in fig. 3 to 6, further, the locking member 326 includes a locking screw 3262, a locking washer 3264 and a nut 3266, the locking screw 3262 is respectively disposed in the first connection hole 306 and the second connection hole 308 in a penetrating manner, the head of the locking screw 3262 is abutted to one side of the rotating bracket 323, which is away from the fixed bracket 321, through the locking washer 3264, the nut 3266 is sleeved on the rod of the locking screw 3262 and is in threaded connection with the locking screw 3262, and the nut 3266 is limited to one side of the fixed bracket 321, which is away from the rotating bracket 323, so that the situation that the locking screw 3262 is driven to rotate in the rotating process of the rotating bracket 323 relative to the fixed bracket 321 is avoided, that is, the problem that the nut 3266 is easy to loosen with the locking screw 3262 in the rotating process of the rotating bracket 323 relative to the fixed bracket 321 is avoided, and the rotating bracket 323 is reliably connected with the fixed bracket 321 in a rotating manner. As shown in fig. 4 and 5, the rotating bracket 323 is further formed with a first positioning groove 3231 communicating with the second connecting hole 308, and the locking washer 3264 is positioned in the first positioning groove 3231 and abuts against the locking washer 3264, so that the locking washer 3264 is preferably mounted on the rotating bracket 323 in a limited manner. Further, the fixing bracket 321 is formed with a second positioning groove 3212 communicated with the first connecting hole 306, and the nut 3266 is located in the second positioning groove 3212 and connected with the fixing bracket 321, so that the nut 3266 is better mounted on the fixing bracket 321 in a limiting manner.

As shown in fig. 3 to 6, in one embodiment, a pre-compression deformation gap 321a exists between the fixed support 321 and the rotating support 323, and when the locking member 326 rotationally fixes the rotating support 323 to the fixed support 321, the rotating support 323 can deform towards the pre-compression deformation gap 321a, so that the problem that the rotating support 323 shakes relative to the fixed support 321 is further avoided, especially during the rotation of the rotating support 323 relative to the fixed support 321. In this embodiment, the pre-compression set gap 321a is offset from the position where the locking member 326 is fixed to the rotating bracket 323, and the pre-compression set gap 321a is located at two sides of the locking member 326. Specifically, the number of the auxiliary limiting members 327 is two, the two auxiliary limiting members 327 are located at two sides of the locking member 326, the pre-pressing deformation gap 321a is located between the fixing support 321 and the rotating support 323, and the pre-pressing deformation gap 321a is also located in an area between the locking member 326 and each auxiliary limiting member 327, so that the rotating support 323 can be better deformed towards the pre-pressing deformation gap 321a after being assembled on the fixing support 321, and the situation that the rotating support 323 shakes up and down relative to the fixing support 321 is better avoided.

As shown in fig. 4 and 5, in one embodiment, a first supporting protrusion 321b and a second supporting protrusion 321c are convexly disposed on a side of the fixed bracket 321 adjacent to the rotating bracket 323, the first supporting protrusion 321b is disposed around the first connecting hole 306, and the first positioning hole 3211 and the second positioning hole 3213 are both disposed on the second supporting protrusion 321c; the pre-pressing deformation gap 321a is formed between the fixing bracket 321, the rotating bracket 323, the first supporting protrusion 321b and the second supporting protrusion 321c, so that the manufacturing difficulty of the pre-pressing deformation gap 321a is low, and meanwhile, the structure of the convenient assembling and disassembling structure 320 is simple. In this embodiment, the rotating bracket 323 is configured to deform into the pre-compression deformation gap 321a when the rotating bracket 323 is rotatably connected to the fixed bracket 321.

As shown in fig. 2, 3 and 8, the rotating bracket 323 further includes a bracket main body 323a and a wear-resistant member 323b, the first supporting protrusion 321b and the second supporting protrusion 321c are both protruding on the bracket main body 323a, and the second supporting protrusion 321c is molded on the wear-resistant member 323b, so that the wear-resistant member 323b is embedded in the second supporting protrusion, and the wear-resistant member 323b is better fixedly connected with the second supporting protrusion 321c, and meanwhile, the structure of the rotating bracket 323 is compact. The second mounting via 303 and the second connecting hole 308 are both formed in the bracket main body 323a, the first positioning hole 3211 and the second positioning hole 3213 are both formed in the bracket main body 323a, the wear-resistant piece 323b is formed with a first via 3238 and a second via 3239, the first via is correspondingly communicated with the first positioning hole 3211, and the second via is correspondingly communicated with the second positioning hole 3213, so that the weight of the rotating bracket 323 is lighter and the manufacturing cost is lower, and meanwhile, the first positioning hole 3211 and the second positioning hole 3213 have better wear resistance. In this embodiment, the wear part 323b is a hardware. Further, the wear-resistant member 323b is convexly provided with an embedded rib 3235 embedded in the second supporting protrusion 321c.

As shown in fig. 2, 3 and 6, the rotation chute 3232 is a waist-shaped slot, so that the auxiliary stopper 327 can slide along the rotation chute 3232 when the rotation bracket 323 rotates relative to the fixed bracket 321.

As shown in fig. 2, 3 and 7, the elastic positioning post 325 is elastically supported and positioned in the first positioning hole 3211 when the rotating bracket 323 rotates to a predetermined angle relative to the fixed bracket 321, so that the convenient assembling and disassembling structure 320 is in a rotary open state, and at this time, the power battery 100 can be assembled and disassembled without being influenced by the bracket space, especially for the frame 200 in a narrow space. In this embodiment, the predetermined angle is 10 ° to 65 °. In this embodiment, the predetermined angle is 30 °.

As shown in fig. 2, 3 and 6, in one embodiment, the auxiliary limiting member 327 includes a rotation guiding post 3272 and a mounting member 3274, the rotation guiding post 3272 is protruding on a side of the fixed bracket 321 adjacent to the rotation bracket 323, the rotation guiding post 3272 is penetrating in the rotation sliding slot 3232 and slides relative to the rotation guiding post 3272, the mounting member 3274 is connected to the rotation guiding post 3272, and the mounting member 3274 is located on a side of the rotation bracket 323 away from the fixed bracket 321 when the rotation bracket 323 rotates relative to the fixed bracket 321, so that the auxiliary limiting member 327 can reliably guide the rotation bracket 323 to rotate relative to the fixed bracket 321, and meanwhile, the auxiliary limiting member 327 can avoid shaking during the rotation of the rotation bracket 323 relative to the fixed bracket 321.

As shown in fig. 2, 3 and 6, in one embodiment, the mounting member 3274 is removably coupled to the rotary guide post 3272. In this embodiment, the rotary guide post 3272 is provided with a fixing hole, and the mounting member 3274 is disposed in the fixing hole and screwed to the rotary guide post 3272, so that the mounting member 3274 is detachably connected to the rotary guide post 3272. It is understood that in other embodiments, the mount 3274 is not limited to threaded engagement with the rotary guide post 3272. For example, the mounting 3274 is engaged with the rotary guide post 3272. Of course, in other embodiments, the mounting member 3274 is not limited to being removably attached to the rotary guide post 3272. For example, the mounting member 3274 is riveted or welded to the rotary guide post 3272.

As shown in fig. 2, 3 and 6, further, the mounting member 3274 is a screw or a self-tapping shim screw. In this embodiment, the mounting member 3274 is a self-tapping washer screw, so that the mounting member 3274 preferably limits the rotation bracket 323.

As shown in fig. 2, 4 and 6, the rotating bracket 323 is further formed with an anti-shake limiting groove 3234 communicating with the rotating chute 3232, an end of the mounting member 3274 facing away from the fixed bracket 321 is located in the anti-shake limiting groove 3234, and a gap exists between an end of the mounting member 3274 facing away from the fixed bracket 321 and a bottom of the anti-shake limiting groove 3234, so that the rotating bracket 323 can smoothly slide along the limiting chute when rotating relative to the fixed bracket 321. In the present embodiment of the present utility model, in the present embodiment,

as shown in fig. 3, 4 and 8, in one embodiment, the diameter of the end of the mounting member 3274 facing away from the fixed bracket 321 is larger than the width of the rotating chute 3232, so that the end of the mounting member 3274 facing away from the fixed bracket 321 can reliably perform anti-shake limiting on the rotating bracket 323 when the rotating bracket 323 rotates relative to the fixed bracket 321.

As shown in fig. 4, 6 and 9, in one embodiment, the battery holder 310 is formed with a limit flange 313 adjacent to the outer wall of the rotating holder 323. The rotating bracket 323 is formed with a limiting groove 3236, that is, the rotating bracket 323 is formed with a groove type framework structure. The limiting flange 313 is located in the limiting groove 3236, i.e. the limiting flange 313 is embedded in the limiting groove 3236. Because the limit flange 313 is located in the limit groove 3236, the battery bracket 310 is locked to the rotating bracket 323 by the fixing piece 330 to be better in deformation fit, so that the battery bracket 310 is prevented from shaking relative to the rotating bracket 323, and the battery bracket 310 is better fixed to the rotating bracket 323.

As shown in fig. 4, 5, 9 and 10, further, the battery bracket 310 is provided with a second mounting via 303, the rotating bracket 323 is provided with a second screw hole 304, the convenient assembling and disassembling structure 320 further comprises a second screw 324, the second screw 324 is respectively arranged in the second mounting via 303 and the second screw hole 304 in a penetrating manner, and the second screw 324 is in screw connection with the rotating bracket 323, so that the battery bracket 310 is reliably mounted on the rotating bracket 323. In this embodiment, the second screw 324 is a screw or a bolt, and the fixing hole is a threaded hole. Specifically, the second screw 324 is a machine tooth hex screw.

As shown in fig. 4 and 6, in one embodiment, a limit boss 3237 is formed in the limit groove 3236, the limit flange 313 is provided with a fixed limit groove 3131, and the limit boss 3237 is located in the fixed limit groove 3131 and is connected with the battery bracket 310, so that the battery bracket 310 is better fixedly connected with the rotating bracket 323, and the battery bracket 310 is better prevented from shaking relative to the rotating bracket 323. In this embodiment, the limiting boss 3237 is a limiting skeleton, so that the limiting boss 3237 has better supporting strength, and the problem of larger deformation existing in the battery bracket 310 embedded in the limiting groove 3236 is avoided, so that the battery bracket 310 and the rotating bracket 323 are better fixedly connected.

As shown in fig. 1-6, the present application also provides an electric vehicle (not shown) including the frame assembly 10 of any of the embodiments described above. Further, the frame assembly 10 includes a power battery 100, a frame 200, and a power battery mounting frame 300, wherein the frame 200 is provided with a mounting portion 201, and the power battery mounting frame 300 is mounted and fixed on the mounting portion 201. The power battery mounting frame 300 comprises a battery bracket 310 and a convenient assembling and disassembling structure 320, wherein the battery bracket 310 is arranged on the convenient assembling and disassembling structure 320. The convenient assembling and disassembling structure 320 comprises a fixed bracket 321, a rotating bracket 323, an elastic positioning post 325 and an auxiliary limiting piece 327. The fixing bracket 321 is used for being connected to the frame 200. Specifically, the fixing bracket 321 is connected to the mounting portion 201. The fixing bracket 321 is provided with a first positioning hole 3211 and a second positioning hole 3213; the rotating bracket 323 is rotatably connected to the fixed bracket 321, and the rotating bracket 323 is formed with a rotating chute 3232. In this embodiment, the battery holder 310 is mounted on the rotating holder 323, and the battery holder 310 is detachably sleeved on the power battery 100, so that the power battery 100 is connected to the rotating holder 323 through the battery holder 310, and meanwhile, the power battery 100 is detachable from the battery holder 310, thereby improving the convenience of use of the power battery mounting frame 300.

In one embodiment, a resilient positioning post 325 is connected to a side of the rotating bracket 323 facing the fixed bracket 321, and the resilient positioning post 325 is resiliently held against and positioned in the first positioning hole 3211 or the second positioning hole 3213. When the elastic positioning post 325 is elastically supported and positioned in the first positioning hole 3211, the rotating bracket 323 is rotated out to a first predetermined position relative to the fixed bracket 321, and is in a rotated open state at this time, that is, the rotating bracket 323 and the fixed bracket 321 form a predetermined angle relative to each other, so that the power battery 100 can be disassembled and assembled, especially for the vehicle frame 200 in a narrow space. When the elastic positioning post 325 is elastically supported and positioned in the second positioning hole 3213, the rotating bracket 323 is rotated out to a second predetermined position relative to the fixed bracket 321, and is in a closed state at this time, the rotating bracket 323 is relatively parallel to the fixed bracket 321, and the power battery 100 is reliably accommodated on the frame 200 along with the convenient assembling and disassembling structure 320.

In one embodiment, the auxiliary limiting member 327 is connected to the fixed support 321, the auxiliary limiting member 327 is disposed in the rotating chute 3232 in a penetrating manner and slides with the rotating support 323, and the auxiliary limiting member 327 is located at a side of the rotating support 323 away from the fixed support 321 when the rotating support 323 rotates relative to the fixed support 321, so that the rotating support 323 is prevented from shaking in a direction perpendicular to a plane in which the rotating support 323 rotates during the rotating process relative to the fixed support 321, and meanwhile, the auxiliary limiting member 327 slides along the rotating chute 3232 when the rotating support 323 rotates relative to the fixed support 321, thereby improving the stability and reliability of the rotating support 323 relative to the fixed support 321.

In the electric vehicle, the battery bracket 310 can be mounted on the rotating bracket 323, the fixed bracket 321 can be fixed on the vehicle frame 200, and when the power battery 100 needs to be dismounted, the rotating bracket 323 can be rotatably connected to the fixed bracket 321, so that the rotating bracket 323 can rotate to a preset angle relative to the fixed bracket 321, a user can conveniently and rapidly dismount or mount the power battery 100 on the battery bracket 310, and the quick dismounting of the power battery 100 is realized, especially for the vehicle frame 200 with a relatively small space; in the above-mentioned convenient assembly and disassembly structure 320, during the rotation of the rotating bracket 323 relative to the fixed bracket 321, the elastic positioning posts 325 elastically support and position the rotating bracket 323 relative to the fixed bracket 321 in two different positions by elastically supporting and positioning the rotating bracket 323 in the first positioning hole 3211 or the second positioning hole 3213, so as to adapt to the positioning requirement of the power battery 100 in the assembly and disassembly requirements or in the absence of assembly and disassembly requirements; between the rotation of the rotating support 323 relative to the fixed support 321, the elastic positioning post 325 is elastically abutted to and positioned in the first positioning hole 3211 or the second positioning hole 3213, so that the elastic positioning post 325 limits and supports the rotating position of the rotating support 323 relative to the fixed support 321, the auxiliary limiting piece 327 is connected to the fixed support 321, the auxiliary limiting piece 327 penetrates through the rotating chute 3232, the auxiliary limiting piece 327 is positioned at one side of the rotating support 323, which is far away from the fixed support 321, when the rotating support 323 rotates relative to the fixed support 321, the rotating support 323 is prevented from swinging towards one side, which is far away from the fixed support 321, in the relative rotation process of the rotating base and the fixed base of the traditional power battery mounting frame 300, namely, the problem that the rotating support 323 swings up and down relative to the fixed support 321 in the rotation process relative to the fixed support 321 is avoided, the rotating base is better in reliability relative to the fixed base, and the use reliability of the convenient assembling and disassembling structure 320 is improved.

1. the above-mentioned convenient assembly and disassembly structure 320, the battery bracket 310 can be mounted on the rotating bracket 323, the fixed bracket 321 can be fixed on the frame 200, when the power battery 100 needs to be assembled and disassembled, because the rotating bracket 323 can be rotatably connected with the fixed bracket 321, the rotating bracket 323 can rotate to a preset angle relative to the fixed bracket 321, so that a user can rapidly disassemble or assemble the power battery 100 on the battery bracket 310, and the rapid assembly and disassembly of the power battery 100 can be realized, especially for the frame 200 with a narrower space;

2. in the above-mentioned convenient assembly and disassembly structure 320, during the rotation of the rotating bracket 323 relative to the fixed bracket 321, the elastic positioning posts 325 elastically support and position the rotating bracket 323 relative to the fixed bracket 321 in two different positions by elastically supporting and positioning the rotating bracket 323 in the first positioning hole 3211 or the second positioning hole 3213, so as to adapt to the positioning requirement of the power battery 100 in the assembly and disassembly requirements or in the absence of assembly and disassembly requirements; for example, when the elastic positioning post 325 is elastically supported and positioned in the first positioning hole 3211, the rotating bracket 323 is screwed out to a first predetermined position relative to the fixed bracket 321, and at this time, the power battery 100 can be detached; when the elastic positioning post 325 is elastically supported and positioned in the second positioning hole 3213, the rotating bracket 323 is rotated out to a second predetermined position relative to the fixed bracket 321, and at this time, the power battery 100 is reliably accommodated on the frame 200 along with the convenient assembling and disassembling structure 320;

3. between the rotation of the rotating support 323 relative to the fixed support 321, the elastic positioning post 325 is elastically propped against and positioned in the first positioning hole 3211 or the second positioning hole 3213, so that the elastic positioning post 325 limits and supports the rotating position of the rotating support 323 relative to the fixed support 321, the auxiliary limiting piece 327 is connected to the fixed support 321, the auxiliary limiting piece 327 penetrates through the rotating chute 3232, the auxiliary limiting piece 327 is positioned at one side of the rotating support 323 deviating from the fixed support 321 when the rotating support 323 rotates relative to the fixed support 321, the rotating support 323 is prevented from swinging towards one side deviating from the fixed support 321 in the rotating process relative to the fixed support 321, the condition that the rotating base and the fixed base of the traditional power battery mounting frame 300 swing up and down in the relative rotating process is avoided, the rotating reliability of the rotating base relative to the fixed base is good, and the using reliability of the convenient assembling and disassembling structure 320 is improved.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. The utility model provides a convenient structure of installing and removing which characterized in that includes:

2. The convenient assembling and disassembling structure according to claim 1, wherein the number of the auxiliary limiting pieces and the number of the rotating sliding grooves are two, and the two auxiliary limiting pieces are arranged on the two rotating sliding grooves in a one-to-one correspondence manner;

the convenient assembly and disassembly structure further comprises a locking piece, the fixed support is provided with a first connecting hole, the rotary support is provided with a second connecting hole, the locking piece is respectively arranged in the first connecting hole and the second connecting hole in a penetrating mode, the second connecting hole is communicated with the first connecting hole in an alignment mode, the rotary support is rotatably connected to the fixed support, and the second connecting holes are respectively arranged between the two rotary sliding grooves.

3. The portable mounting and dismounting structure according to claim 1, wherein the auxiliary limiting member comprises a rotation guide post and a mounting member, the rotation guide post is convexly arranged on one side of the fixing bracket adjacent to the rotation bracket, the rotation guide post is arranged in the rotation sliding groove in a penetrating manner and slides relative to the rotation guide post, the mounting member is connected to the rotation guide post, and the mounting member is used for limiting one side of the rotation bracket, which is away from the fixing bracket, when the rotation bracket rotates relative to the fixing bracket.

4. A quick connect and disconnect structure according to claim 3, wherein said mounting member is removably connected to said rotary steerable column.

5. The portable mounting and dismounting structure according to claim 4, wherein the rotary guide column is provided in a fixing hole, and the mounting member is positioned in the fixing hole and is screwed with the rotary guide column; and/or the number of the groups of groups,

the diameter value of the end part of the mounting piece, which is far away from the fixed support, is larger than the width value of the rotary chute.

6. The portable mounting and dismounting structure according to claim 1, wherein a pre-compression deformation gap exists between the fixed bracket and the rotating bracket.

7. The portable mounting and dismounting structure according to claim 6, further comprising a locking member, wherein the fixed bracket is formed with a first connecting hole, the rotating bracket is formed with a second connecting hole, the locking member is respectively inserted into the first connecting hole and the second connecting hole, and the second connecting hole is in alignment communication with the first connecting hole, so that the rotating bracket can be rotatably connected to the fixed bracket; a first supporting bulge and a second supporting bulge are convexly arranged on one side, adjacent to the rotating bracket, of the fixed bracket, the first supporting bulge is arranged around the first connecting hole, and the first positioning hole and the second positioning hole are respectively arranged on the second supporting bulge; the pre-pressing deformation gap is formed between the fixed support, the rotating support, the first supporting protrusion and the second supporting protrusion, and the rotating support is used for deforming in the pre-pressing deformation gap when the rotating support is rotationally connected with the fixed support.

8. The power battery mounting frame is characterized by comprising a battery support and the convenient assembling and disassembling structure according to any one of claims 1 to 7, wherein the battery support is mounted on the rotating support and is used for being detachably sleeved on a power battery, and the fixing support is used for being connected to a frame.

9. The power battery mount of claim 8, wherein the battery bracket is formed with a limit flange adjacent an outer wall of the swivel bracket, the swivel bracket being formed with a limit groove; the power battery mounting rack further comprises a fixing piece, the battery support is provided with a mounting through hole, the limiting groove is provided with a fixing hole, and the fixing piece is respectively arranged in the mounting through hole and the fixing hole in a penetrating mode, so that the limiting flange is located in the limiting groove and connected with the rotating support.

10. The power battery mounting bracket of claim 9, wherein a limit boss is formed in the limit groove, a fixed limit groove is formed in the limit flange, and the limit boss is located in the fixed limit groove and connected with the battery bracket.

11. A frame assembly comprising a power battery, a frame and the power battery mounting frame of any one of claims 8 to 10, wherein the frame is provided with a mounting portion, the fixing bracket is connected to the mounting portion, and the battery bracket is detachably sleeved on the power battery.

12. An electric vehicle comprising the frame assembly of claim 11.