CN112622688A

CN112622688A - Quick-change battery box

Info

Publication number: CN112622688A
Application number: CN202011619750.9A
Authority: CN
Inventors: 海晓涛; 温华锋; 梁虎; 王伟; 贾俊国; 李永昌; 崔英刚
Original assignee: State Grid Smart Energy Traffic Technology Innovation Center Suzhou Co ltd; State Grid Electric Vehicle Service Co Ltd; Shenzhen Jingzhi Machine Co Ltd
Current assignee: State Grid Smart Energy Traffic Technology Innovation Center Suzhou Co ltd; State Grid Electric Vehicle Service Co Ltd; Shenzhen Jingzhi Machine Co Ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-04-09

Abstract

The invention discloses a quick-change battery box which comprises a battery box body and a mounting bracket, wherein a plug and a first positioning part and a second positioning part which are oppositely arranged are arranged on the battery box body, the mounting bracket comprises a first bracket and a second bracket which are oppositely arranged, a first guide part is arranged on the first bracket, a second guide part is arranged on the second bracket, the first guide part is in matched and clamped connection with the first positioning part, the second guide part is in matched and clamped connection with the second positioning part, and a plug seat which is in matched and spliced connection with the plug is arranged on the first bracket or the second bracket. Through two relative guiding parts that set up on the support respectively with the location portion cooperation on the battery box body, lead to the battery box body spacing from different position, guide the accurate setting of battery box on the installing support, and the battery box accurately docks with the socket on the installing support, simple structure, simple to operate avoids taking place to rock and the aversion problem at the in-process battery box that the vehicle removed, is difficult to cause the socket contact failure even damage.

Description

Quick-change battery box

Technical Field

The invention relates to the technical field of battery box structures, in particular to a quick-change battery box.

Background

With the development of the times, the living conditions of people are gradually improved, and in recent years, the automobile industry is very explosive in China. However, the popularization of automobiles, although promoting the rapid development of human socioeconomic and modern civilization, also brings about severe energy and environmental problems, and energy conservation and environmental protection become one of the subjects of automobile technical development.

Under the support of national policies, the number and the types of new energy vehicles are more and more, the problem of energy recycling is solved by a charging mode for the new energy vehicles on the market at present, but for some special scenes, the problem of long-time waiting caused by charging of the new energy vehicles may not be allowed. Therefore, there is a need to reduce the waiting time of the user by replacing the battery box fully charged without charging the battery, which becomes a main approach for energy saving and environmental protection. In order to facilitate a quick replacement of the battery box, the battery box is usually detachably connected to the connecting terminals of the vehicle. However, in the process of moving the battery replacement type new energy vehicle, the battery box may shake or shift, which may cause poor contact of the plug of the battery box, even damage of the plug, and seriously affect the use efficiency of the vehicle.

Disclosure of Invention

In order to solve the technical defects, the invention adopts the technical scheme that a quick-change battery box is provided, and the quick-change battery box comprises a battery box body and a mounting bracket, wherein a plug and a first positioning part and a second positioning part which are arranged oppositely are arranged on the battery box body, the mounting bracket comprises a first bracket and a second bracket which are arranged oppositely, a first guide part is arranged on the first bracket, a second guide part is arranged on the second bracket, the first guide part is in matched clamping connection with the first positioning part, the second guide part is in matched clamping connection with the second positioning part, and a plug seat which is in matched plugging connection with the plug is arranged on the first bracket or the second bracket.

Further, be equipped with the gag lever post along vertical activity on the first support, first guide part cover is established on the gag lever post, first guide part cover is established on first guide part, be equipped with spacing pearl along horizontal activity on the lateral wall of first guide part, be equipped with first spacing portion on the inner wall of first guide part, be equipped with the spacing portion of second on the outer wall of gag lever post, first spacing portion sets up with the spacing portion of second relatively, the axial displacement of first guide part is followed with driveability to the gag lever post, makes first spacing portion, the spacing portion of second cooperate with spacing pearl respectively, so that first guide part and first guide part cooperation locking or cooperation unblock.

Furthermore, the two second positioning portions are arranged oppositely, and a connecting line between the two second positioning portions and the first positioning portion forms an isosceles triangle.

Furthermore, the first limiting part and the second limiting part are both inclined steps with wide upper parts and narrow lower parts.

Furthermore, the battery box body is relatively provided with fixing frames positioned on the mounting bracket, the first positioning part and the second positioning part are respectively arranged on the two fixing frames, and the plug is arranged on one of the fixing frames.

Further, first support includes the first curb plate along vertical setting, enclose on the edge of first curb plate and be equipped with first framework, first guide part sets up in first framework, the lower extreme of gag lever post is installed on the inside wall of first curb plate, the upper end of gag lever post passes first framework and is connected with first guide part.

Further, the second support includes along the vertical second curb plate that sets up, enclose on the edge of second curb plate and be equipped with the second framework, the second guide part is installed on the second framework.

Furthermore, the battery box body is relatively provided with clamping blocks positioned on one side of the edge of the second positioning part, and the two second positioning parts are clamped between the two clamping blocks.

Further, the first guide part is a guide post, the first positioning part is a guide sleeve, and the guide post is clamped into the mounting hole in a matched mode.

Further, the second guide part is a guide block, the second positioning part is a positioning hole, and the guide block is clamped into the positioning hole in a matching mode.

Compared with the prior art, the technical scheme of the invention has the beneficial effects that:

according to the quick-change battery box provided by the invention, the two guide parts oppositely arranged on the bracket are respectively matched with the positioning parts on the battery box body, so that the battery box body is guided and limited from different directions, the battery box is guided to be accurately arranged on the mounting bracket, and the battery box is accurately butted with the socket on the mounting bracket.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a perspective view of a quick-change battery box according to an embodiment of the present invention;

fig. 2 is a perspective view of a battery case body according to an embodiment of the present invention;

FIG. 3 is a perspective view of a mounting bracket provided by an embodiment of the present invention;

fig. 4 is a partial schematic view of the first guiding portion and the first positioning portion provided in the embodiment of the present invention;

fig. 5 is a schematic view of the second guiding portion and the second positioning portion provided in the embodiment of the present invention.

The reference numbers are as follows:

1. the battery box comprises a battery box body, 2, a mounting bracket, 21, a first bracket, 211, a first side plate, 22, a second bracket, 221, a second side plate, 23, a first guide part, 24, a second guide part, 25, a first frame body, 26, a second frame body, 27, a reinforcing plate, 3, a fixing frame, 31, a first positioning part, 31a, a mounting hole, 311, a first limiting part, 32, a second positioning part, 33, a clamping block, 4, a plug, 5, a socket, 6, a limiting rod, 61, a second limiting part, 7 and a limiting bead.

Detailed Description

The invention is further described with reference to the following figures and specific examples.

Example 1

Referring to fig. 1 to 5, the quick-change battery box provided by the present invention includes a battery box body 1 and a mounting bracket 2 for accommodating and carrying a battery pack, wherein the battery box body 1 is provided with a plug 4 and a first positioning portion 31 and a second positioning portion 32 which are oppositely arranged, the mounting bracket 2 includes a first bracket 21 and a second bracket 22 which are oppositely arranged, the first bracket 21 is provided with a first guiding portion 23, the second bracket 22 is provided with a second guiding portion 24, the first guiding portion 23 is in fit and snap-fit connection with the first positioning portion 31, the second guiding portion 24 is in fit and snap-fit connection with the second positioning portion 32, and the first bracket 21 or the second bracket 22 is provided with a receptacle 5 which is in fit and snap-fit connection with the plug 4.

As shown in fig. 2 to 5, in particular, the first bracket 21 and the second bracket 22 are fixedly mounted on the frame in the vertical direction. The first guide portion 23 and the second guide portion 24 are vertically arranged. The first guiding part 23 is a guiding column, the first positioning part 31 is a guiding sleeve, the guiding column is clamped in the guiding sleeve in a matching manner, and a mounting hole 31a is formed in the guiding sleeve, so that the installation is convenient.

Specifically, the second guide portion 24 is a guide block, the second positioning portion 32 is a positioning hole, the guide block is clamped into the positioning hole in a matching manner, and the positioning hole is a square hole, so that the installation is convenient. The battery box body 1 is relatively provided with clamping blocks 33 positioned at one side of the edge of the second positioning portion 32, and the two second positioning portions 32 are clamped between the two clamping blocks 33. The guide block is clamped by the square positioning hole, and the clamping block 33 clamps the guide block to prevent the second support 22 and the corresponding fixing frame 3 from moving.

As shown in fig. 2 to 5, preferably, the first bracket 21 is vertically movably provided with a limiting rod 6, the first guide portion 23 is sleeved on the limiting rod 6, the first positioning portion 31 is sleeved on the first guide portion 23, the side wall of the first guide portion 23 is horizontally movably provided with a limiting bead 7, the inner wall of the first positioning portion 31 is provided with a first limiting portion 311, the outer wall of the limiting rod 6 is provided with a second limiting portion 61, the first limiting portion 311 and the second limiting portion 61 are oppositely arranged, and the limiting rod 6 can be driven to move along the axial direction of the first guide portion 23, so that the first limiting portion 311 and the second limiting portion 61 are respectively matched with the limiting bead 7, so that the first guide portion 23 and the first positioning portion 31 are matched, locked or unlocked.

The limiting rod 6 can be driven to move upwards along the first guide part 23, so that the limiting bead 7 is separated from the second limiting part 61 and is matched with the first limiting part 311 for limiting, and the battery box body 1 and the first bracket 21 are locked; the limiting rod 6 can move downwards along the first guide part 23 in a driving mode, the battery box body 1 moves upwards, the limiting balls 7 are close to the first guide part 23 along the first limiting part 311 and are matched and clamped with the second limiting part 61, the limiting balls are separated from the first limiting part 311, and unlocking of the battery box body 1 and the first support 21 is achieved. The limiting rod 6 is driven by a cylinder or a motor to move or the limiting rod 6 is an electric push rod. It should be noted that the position limiting bead 7 is adapted to be clamped on the side wall of the first guiding portion 23, and only moves horizontally under the extrusion action of the side wall of the lower end of the second position limiting portion 61 of the first guiding portion 23 or the position limiting rod 6.

Specifically, the first limiting portion 32 and the second limiting portion 61 are both inclined steps with a wide top and a narrow bottom. The upper end of the first guide part 23 is conical, and the upper end of the limiting rod 6 is matched with the inner wall of the upper end of the first guide part 23. The limiting ball 7 is prevented from being separated from the first guide part 23 in the unlocking process. The lower opening of the first positioning portion 31 is provided with a guiding inclined plane which is matched with the first limiting portion 311 for guiding, so that the first guiding portion 23 can be conveniently and quickly inserted into the first positioning portion 31. The position restricting bead 7 is provided on the first guide portion 23 in the circumferential direction. The side wall of the lower end of the limiting rod 6 is provided with a positioning rod, and the first support 21 is provided with an upper limiting switch and a lower limiting switch which are used for limiting the up-and-down movement distance of the positioning rod on the limiting rod 6.

Preferably, two second positioning portions 32 are disposed oppositely, and a connecting line between two second positioning portions 32 and one first positioning portion 31 forms an isosceles triangle. Two second guiding portions 24 are correspondingly arranged, and a connecting line between the two second guiding portions 24 and one first guiding portion 23 also forms an isosceles triangle. The stability that battery box body 1 and installing support 2 are connected can effectively be guaranteed in the three-point type location.

As shown in fig. 2, preferably, the first bracket 21 includes a first side plate 211 vertically disposed, a first frame 25 is disposed around an edge of the first side plate 211, the first guiding portion 23 is disposed on the first frame 25, a lower end of the limiting rod 6 is mounted on an inner side wall of the first side plate 211, and an upper end of the limiting rod 6 passes through the first frame 25 and is connected to the first guiding portion 23. The structural strength of the first bracket 21 is improved, and the first bracket is convenient to be fixedly installed with a vehicle frame. The first side plate 211 is provided with a wire passing hole, and the first side plate 211 is an L-shaped plate.

Preferably, the second bracket 22 includes a second side plate 221 disposed along the vertical direction, a second frame 26 is disposed around an edge of the second side plate 221, and the second guide portion 24 is mounted on the second frame 26. To improve the structural strength of the second bracket 22 and facilitate the fixed mounting with the vehicle frame.

Specifically, the reinforcing plates 27 are disposed between the first side plate 211 and the first frame 25, and between the second side plate 221 and the second frame 26. Further improving structural strength. The first bracket 21 and the second bracket 22 have substantially the same structure, and the width, shape and fixing position of the side plate can be adjusted according to actual installation requirements. Fig. 3 is a view showing the structural features of the present invention, in which two supports are vertically arranged.

Preferably, the battery box body 1 is relatively provided with fixing frames 3 located on the mounting bracket 2, the first positioning portion 31 and the second positioning portion 32 are respectively arranged on the two fixing frames 3, and the plug 4 is arranged on one fixing frame 3. Wherein, the fixing frame 3 is a hollow shell structure, is convenient to install and has lighter weight.

Specifically, the positioning sleeve vertically penetrates through the fixing frame 3.

As shown in fig. 1 and 4-5, during installation, the socket 5 is connected with the connection terminal on the frame, the two brackets are fixed on the frame through screws and locking nuts, and the positioning holes and the guide sleeves on the battery box body 1 are respectively aligned with the guide blocks and the guide posts on the brackets and installed in place.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.

Claims

1. The utility model provides a quick change battery box which characterized in that: including battery box body (1) and installing support (2), be equipped with plug (4) and relative first location portion (31), second location portion (32) that set up on battery box body (1), installing support (2) are including relative first support (21) and the second support (22) that set up, be equipped with first guide part (23) on first support (21), be equipped with second guide part (24) on second support (22), first guide part (23) and first location portion (31) cooperation joint, second guide part (24) and second location portion (32) cooperation joint, be equipped with on first support (21) or second support (22) with plug (4) cooperation socket (5) of pegging graft.

2. The quick-change battery box according to claim 1, characterized in that: a limiting rod (6) is movably arranged on the first bracket (21) along the vertical direction, the first guide part (23) is sleeved on the limiting rod (6), the first positioning part (31) is sleeved on the first guide part (23), a limiting bead (7) is horizontally and movably arranged on the side wall of the first guide part (23), a first limit part (311) is arranged on the inner wall of the first limit part (31), a second limit part (61) is arranged on the outer wall of the limit rod (6), the first limiting part (311) and the second limiting part (61) are arranged oppositely, the limiting rod (6) can drive to move along the axial direction of the first guide part (23), so that the first limiting part (311) and the second limiting part (61) are respectively matched with the limiting bead (7), so that the first guide part (23) is matched and locked or matched and unlocked with the first positioning part (31).

3. The quick-change battery box according to claim 1 or 2, characterized in that: two second positioning parts (32) are oppositely arranged, and a connecting line between the two second positioning parts (32) and one first positioning part (31) forms an isosceles triangle.

4. The quick-change battery box according to claim 2, characterized in that: the first limiting part (32) and the second limiting part (61) are inclined steps which are wide in upper part and narrow in lower part.

5. The quick-change battery box according to claim 1, characterized in that: the battery box comprises a battery box body (1), wherein fixing frames (3) located on a mounting bracket (2) are oppositely arranged on the battery box body (1), a first positioning portion (31) and a second positioning portion (32) are respectively arranged on the two fixing frames (3), and a plug (4) is arranged on one fixing frame (3).

6. The quick-change battery box according to claim 2, characterized in that: first support (21) include along first curb plate (211) of vertical setting, enclose on the edge of first curb plate (211) and be equipped with first framework (25), first guide part (23) set up on first framework (25), the lower extreme of gag lever post (6) is installed on the inside wall of first curb plate (211), first framework (25) are passed to the upper end of gag lever post (6) and first guide part (23) are connected.

7. The quick-change battery box according to claim 1 or 2, characterized in that: the second support (22) comprises a second side plate (221) which is vertically arranged, a second frame body (26) is arranged on the edge of the second side plate (221) in a surrounding mode, and the second guide portion (24) is installed on the second frame body (26).

8. A quick-change battery box according to claim 3, characterized in that: the battery box body (1) is relatively provided with clamping blocks (33) positioned on one side of the edge of the second positioning portion (32), and the two second positioning portions (32) are clamped between the two clamping blocks (33).

9. The quick-change battery box according to claim 1 or 2, characterized in that: the first guide part (23) is a guide post, the first positioning part (31) is a guide sleeve, and the guide post is matched and clamped in the guide sleeve.

10. The quick-change battery box according to claim 1, characterized in that: the second guide part (24) is a guide block, the second positioning part (32) is a positioning hole, and the guide block is clamped into the positioning hole in a matching mode.