Battery convenient to maintain and electric two-wheeled vehicle

Abstract

The utility model discloses a battery convenient to maintain and an electric two-wheeled vehicle, and relates to the technical field of battery, the battery convenient to maintain comprises a box body, a battery cell module, a cover body and a balancing component, the box body forms a containing cavity, the battery cell module is arranged in the containing cavity, the cover body is detachably arranged at the top end of the box body, the cover body is provided with a mounting seat, and the balancing component is arranged on the mounting seat. The mounting seat is provided with a first clamping structure, the balancing assembly comprises a balancing wire and a balancing joint, one end of the balancing wire is connected to the battery cell module, the balancing joint is connected to the other end of the balancing wire, the balancing joint is provided with a second clamping structure, and the second clamping structure is clamped with the first clamping structure. According to the battery convenient to maintain and the electric two-wheeled vehicle, the balancing joint is arranged on the cover body and cannot influence the opening of the cover body, so that the battery cell module is more convenient to disassemble and assemble, and the conditions of winding and poor contact caused by disordered arrangement of balancing wires can be avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to electric two -wheeled vehicle technical field, especially a battery and electric two -wheeled vehicle convenient to maintain. BACKGROUND

[0002] In recent years, electric two -wheeled vehicle becomes one of the main traffic tools of the public daily travel, and the power source of electric two -wheeled vehicle is battery, and the battery includes box and the electric core module arranged in the box, in order to keep the health state and service life of battery, need to do the equalization maintenance to electric core module regularly, one of the ways is to set up equalization connector on the box, and the equalization connector is connected with the electric core module through the equalization line, and the plug of external equalization instrument is inserted with the equalization connector, and equalization maintenance can be done. Since the cover at the top of the box needs to be opened frequently, in order to avoid the influence of the equalization line on the opening of the cover, in the related art, the equalization connector is arranged on the side wall of the box, so that the equalization line needs to be arranged in the small gap between the electric core module and the side wall of the box, which not only leads to the installation and disassembly of the electric core module being very troublesome, but also easily leads to the equalization line being arranged disorderly, and then the equalization line is easily wound and the contact is poor. SUMMARY

[0003] The utility model aims at at least one of the technical problems existing in the prior art. To this end, the utility model provides a battery convenient to maintain, and the equalization connector is arranged on the cover and does not affect the opening of the cover, so that the electric core module is more convenient to disassemble and assemble, and the equalization line can be avoided from being arranged disorderly to cause winding and poor contact.

[0004] The utility model further provides an electric two -wheeled vehicle with the battery convenient to maintain.

[0005] According to the battery convenient to maintain of the utility model first aspect embodiment, including box, electric core module, cover and equalization assembly, the box is formed with containing cavity, the electric core module is arranged in the containing cavity, the cover is detachably arranged at the top of the box, the cover is provided with mounting seat, the mounting seat is provided with first clamping structure, the equalization assembly includes equalization line and equalization connector, one end of the equalization line is connected to the electric core module, the equalization connector is connected to the other end of the equalization line, the equalization connector is provided with second clamping structure, and the second clamping structure and the first clamping structure are clamped with each other.

[0006] According to the battery convenient to maintain of the utility model embodiment, at least has the following beneficial effects:

[0007] The utility model discloses, need to install electric core module, place electric core module in the containing cavity of box, the equalizing connector that equalizing line is connected is mutually clamped through the first clamping structure of the mounting seat on the cover with the second clamping structure of the cover, finally install the cover in the top of box, need to take down electric core module, make the cover and the box separate, then separate the second clamping structure with the first clamping structure, make equalizing connector take down from the mounting seat, after taking off the cover, can conveniently take out electric core module.

[0008] According to some embodiments of the utility model, the mounting seat is provided with an upper and lower through slot, the first clamping structure includes two clamping grooves respectively arranged at the top of the two opposite side walls of the slot, the second clamping structure includes two clamping parts respectively arranged at the two opposite sides of the equalizing connector, the equalizing connector is inserted into the slot, and the two clamping parts are clamped with the two clamping grooves respectively to limit the equalizing connector from being separated from the bottom end of the slot.

[0009] According to some embodiments of the utility model, the clamping part includes:

[0010] The bottom end of the elastic sheet is connected to the side wall of the equalizing connector, and in a natural state, the elastic sheet extends obliquely from bottom to top in a direction away from the equalizing connector;

[0011] The convex part is arranged on the side of the top end of the elastic sheet away from the equalizing connector, and the convex part is clamped in the clamping groove.

[0012] According to some embodiments of the utility model, the side of the top end of the convex part away from the elastic sheet is formed with an inclined surface, and the inclined surface extends obliquely from bottom to top in a direction close to the elastic sheet.

[0013] According to some embodiments of the utility model, the bottom end of the convex part is formed with a plurality of step surfaces, and the plurality of step surfaces are arranged in sequence from bottom to top and in a direction away from the elastic sheet, and one of the step surfaces abuts against the bottom surface of the clamping groove.

[0014] According to some embodiments of the utility model, the mounting seat is arranged on the bottom surface of the cover, and the cover is provided with an upper and lower through exposure opening, and the exposure opening is used for exposing the equalizing connector in the slot.

[0015] According to some embodiments of the utility model, the top surface of the mounting seat is provided with a detachable cover sheet, and the cover sheet is used for covering the slot.

[0016] According to some embodiments of the utility model, the top surface of the mounting seat is provided with a mounting groove, a sealing sheet is arranged in the mounting groove, and the cover sheet is arranged in the mounting groove and covers the sealing sheet.

[0017] According to some embodiments of the utility model, the accommodating cavity is provided with a receiving space above the battery cell module, and the balancing wire is arranged in the receiving space.

[0018] According to the electric two-wheeled vehicle of the second aspect of the utility model, the battery convenient to maintain is provided.

[0019] According to the electric two-wheeled vehicle of the utility model, at least the following beneficial effects are achieved:

[0020] When the battery cell module needs to be installed, the battery cell module is arranged in the accommodating cavity of the box body, the balancing connector connected with the balancing wire is clamped with the first clamping structure on the mounting seat of the cover body through the second clamping structure, and finally the cover body is installed at the top end of the box body.

[0021] Additional aspects and advantages of the utility model will be partially given in the following description, and some additional aspects and advantages will become obvious from the following description or be understood through the practice of the utility model. BRIEF DESCRIPTION OF DRAWINGS

[0022] The utility model will be further described below in combination with the drawings and embodiments, wherein:

[0023] Figure 1 It is the structural schematic diagram of the battery convenient to maintain of the utility model;

[0024] Figure 2 It is the connection schematic diagram of the balancing connector and the mounting seat;

[0025] Figure 3 It is the connection schematic diagram of the battery cell module and the balancing assembly;

[0026] Figure 4 It is the structural schematic diagram of the mounting seat;

[0027] Figure 5 It is Figure 3 It is the enlarged view of A in the middle.

[0028] Reference Signs:

[0029] Box 100; accommodating cavity 101;

[0030] Battery cell module 200;

[0031] Cover 300; mounting seat 301; slot 302; clamping groove 303; exposure opening 304; cover piece 305; mounting groove 306; sealing piece 307;

[0032] Balancing assembly 400; balancing wire 401; balancing joint 402; clamping portion 403; elastic piece 404; convex portion 405; inclined surface 406; stepped surface 407;

[0033] BMS module 500. DETAILED DESCRIPTION

[0034] The embodiments of the present application are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are only used to explain the present application, and cannot be understood as a limitation of the present application.

[0035] In the description of the present application, it should be understood that the orientation description, such as the orientation or position relationship indicated by up, down, etc. is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as a limitation of the present application. The device or element indicated by the device or element must have a specific orientation, a specific orientation and operation, and therefore cannot be understood as a limitation of the present application.

[0036] In the description of the present application, the plurality of refers to two or more than two. If there is a description of the first, the second is only used for the purpose of distinguishing technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the sequence of indicated technical features.

[0037] In the description of the present application, unless otherwise explicitly limited, the words such as setting, installation, connection, etc. should be broadly understood, and the person skilled in the art can reasonably determine the specific meaning of the above words in the present application according to the specific content of the technical scheme.

[0038] The following refers to Figures 1 to 5 The battery and the electric two-wheeled vehicle according to the embodiments of the present application are described.

[0039] The battery according to the first aspect of the present application is shown in Figures 1 to 5 It comprises a box 100, a battery cell module 200, a cover 300 and a balancing assembly 400.

[0040] The box body 100 can be square or other suitable shape, the box body 100 is formed with a receiving cavity 101, and the top end of the box body 100 is open.

[0041] The battery cell module 200 is installed in the receiving cavity 101 of the box body 100, and the battery cell module 200 can include a shell and a plurality of battery cell pieces arranged side by side in the shell. The top end of the battery cell piece can be provided with a tab.

[0042] The cover 300 is detachably arranged at the top end of the box body 100. For example, the cover 300 can be connected or clamped with the box body 100 through fasteners. The cover 300 is provided with a mounting seat 301, and the mounting seat 301 is provided with a first clamping structure.

[0043] The equalization assembly 400 includes an equalization wire 401 and an equalization connector 402. The equalization wire 401 can be a plurality of wires arranged in a row. One end of the equalization wire 401 is connected to the battery cell module 200, specifically, the voltage collection wire on the battery cell module 200. The equalization connector 402 is connected to the other end of the equalization wire 401. The equalization connector 402 is provided with a second clamping structure. The second clamping structure and the first clamping structure are clamped with each other and can be separated from each other. The equalization connector 402 is used to connect an equalization instrument. When the battery cell module 200 needs to be balanced and maintained, the plug connected by the wire of the equalization instrument can be inserted into the equalization connector 402.

[0044] In addition, the battery can also include a BMS module 500. The BMS module 500 can be arranged at the top end of the battery cell module 200. The BMS module 500 can include a mounting substrate and a battery management system arranged on the mounting substrate. BMS is the English abbreviation of battery management system. The BMS module 500 can improve the utilization rate of the battery, prevent overcharging and overdischarging of the battery, prolong the service life of the battery, monitor the state of the battery, and perform safety protection, remote communication, remote monitoring, remote diagnosis, etc. on the battery.

[0045] The utility model discloses, need to install electric core module 200, place electric core module 200 in the containing cavity 101 of box 100, the equalizing connector 402 that equalizing line 401 links is mutually clamped through the first clamping structure on the mounting seat 301 of cover 300 with the second clamping structure, finally install cover 300 on the top of box 100, need to remove electric core module 200, make cover 300 separate with box 100, then separate the second clamping structure with the first clamping structure, make equalizing connector 402 remove from mounting seat 301, after taking off cover 300, can conveniently take out electric core module 200. Moreover, because equalizing line 401 is located in the containing cavity 101 of the space between cover 300 and electric core module 200 is relatively large, compared with the prior art equalizing line 401 is clamped in the small gap between electric core module 200 and the lateral wall of box 100, the utility model can avoid equalizing line 401 messy arrangement and appear winding and the condition of poor contact with electric core module 200 or equalizing connector 402.

[0046] Reference Figure 4 And Figure 5 As shown in the utility model discloses some embodiments, mounting seat 301 is equipped with the upper and lower through -going slot 302, the first clamping structure includes two respectively set up in the top of the two side walls of slot 302 opposite clamping groove 303, the second clamping structure includes two respectively set up in the two sides of equalizing connector 402 opposite clamping portion 403, equalizing connector 402 is inserted in slot 302, two clamping portion 403 respectively with two clamping groove 303 clamping, to limit equalizing connector 402 from the bottom end of slot 302 and separate. In this embodiment, through two clamping portion 403 respectively with two clamping groove 303 clamping, can realize the connection of equalizing connector 402 and mounting seat 301, and slot 302 is through -going, and then the plug of equalizing instrument and equalizing connector 402 are mutually inserted.

[0047] It needs to be explained that the first clamping structure and the second clamping structure can also be other structures, for example, the first clamping structure can also be set as a buckle, and the second clamping structure is set as a clamping groove 303, which will not be described here.

[0048] Reference Figure 5 As shown in the utility model discloses some embodiments, clamping portion 403 includes elastic sheet 404 and convex part 405, the bottom end of elastic sheet 404 is connected to the side wall of equalizing connector 402, in the natural state, elastic sheet 404 extends from below to above in the direction away from equalizing connector 402, convex part 405 is located on the side, away from equalizing connector 402, of the top of elastic sheet 404, and convex part 405 is clamped in clamping groove 303.

[0049] In this embodiment, when the equalizing connector 402 is inserted into the slot 302, the two side walls of the slot 302 press the two protrusions 405, so that the two elastic sheets 404 are elastically deformed and swing towards each other, and the distance between the two protrusions 405 is reduced, so that the equalizing connector 402 can be conveniently inserted into the slot 302. When the equalizing connector 402 is completely inserted into the slot 302, the two protrusions 405 are located on the side close to each other of the two clamping grooves 303, and the two side walls of the slot 302 are reduced to abut against the two protrusions 405. The two elastic sheets 404 can swing away from each other under the elastic restoring force of the elastic sheets 404, so that the two protrusions 405 are clamped in the two clamping grooves 303 respectively, thereby realizing the connection between the equalizing connector 402 and the mounting seat 301. Moreover, since the elastic sheet 404 is an elastic structure, it is also convenient to pull out the equalizing connector 402.

[0050] It should be noted that the elastic sheet 404 can be a metal elastic sheet or made of elastic plastic.

[0051] Referring to Figure 5 As shown in some embodiments of the utility model, the top end of the protrusion 405 away from the elastic sheet 404 is formed with an inclined surface 406, which extends from bottom to top and inclines towards the elastic sheet 404. In this way, when the equalizing connector 402 is initially inserted into the slot 302, the edge of the slot 302 can be prevented from interfering with the protrusion 405, so that the equalizing connector 402 can be inserted more smoothly.

[0052] Referring to Figure 5 As shown in some embodiments of the utility model, the bottom end of the protrusion 405 is formed with a plurality of stepped surfaces 407, which are arranged from bottom to top and away from the elastic sheet 404. One of the stepped surfaces 407 abuts against the bottom surface of the clamping groove 303. That is, the plurality of stepped surfaces 407 are arranged from bottom to top and away from the elastic sheet 404, and among all the stepped surfaces 407, the uppermost stepped surface 407 is also located on the side farthest away from the elastic sheet 404. In this way, when the protrusion 405 is removed from the clamping groove 303, even if part of the protrusion 405 slips out of the clamping groove 303, the stepped surface 407 still abuts against the bottom surface of the clamping groove 303 to limit the protrusion 405 from continuing to slip out, so that the clamping is more stable, thereby making the connection between the equalizing connector 402 and the mounting seat 301 more stable.

[0053] Referring to Figure 1As shown in some embodiments of the utility model, the mounting seat 301 is arranged on the bottom surface of the cover 300, the cover 300 is provided with a through hole 304, and the through hole 304 is used for exposing the equalizing connector 402 in the slot 302. The through hole 304 is arranged to expose the equalizing connector 402 in the slot 302, so that the plug of the equalizer and the equalizing connector 402 are more convenient to plug with each other.

[0054] Reference Figure 1 As shown in some embodiments of the utility model, the top surface of the mounting seat 301 is provided with a detachable cover sheet 305, and the cover sheet 305 is used for covering the slot 302. The through hole 304 is arranged, and dust and rainwater are easy to enter the equalizing connector 402 in the slot 302 through the through hole 304, and even enter the box body 100 to damage the equalizing connector 402 and the components in the box body 100. In the embodiment, the cover sheet 305 covering the slot 302 is arranged, which can reduce the occurrence of the above-mentioned situation, and the safety is better.

[0055] It should be noted that the cover sheet 305 can be connected with the mounting seat 301 through a fastener or a clamping connection.

[0056] Reference Figure 1 And Figure 4 As shown in some embodiments of the utility model, the top surface of the mounting seat 301 is provided with a mounting groove 306, the mounting groove 306 is provided with a sealing sheet 307, and the cover sheet 305 is mounted in the mounting groove 306 and covers the sealing sheet 307. In the embodiment, the sealing sheet 307 is arranged, the sealing effect is better, and the dust and rainwater outside can be further prevented from entering the equalizing connector 402 in the slot 302 and the box body 100.

[0057] Reference Figure 1 As shown in some embodiments of the utility model, the receiving cavity 101 is formed with a storage space above the battery cell module 200, and the equalizing wire 401 is located in the storage space. That is, the top end of the box body 100 is higher than the top end of the battery cell module 200, the receiving cavity 101 reserves the storage space, so that the equalizing wire 401 is more convenient to wire, which can further reduce the equalizing wire 401 to be wound and the equalizing wire 401 to be in poor contact with the equalizing connector 402 or the battery cell module 200, and the practicability is better.

[0058] The electric two-wheeled vehicle according to the second aspect of the utility model comprises the battery convenient to maintain according to the first aspect of the utility model.

[0059] According to the electric two-wheeled vehicle of the embodiment of the utility model, when the battery cell module 200 needs to be installed, the battery cell module 200 is placed in the accommodating cavity 101 of the box body 100, the balance joint 402 connected with the balance line 401 is mutually clamped with the first clamping structure on the mounting seat 301 of the cover body 300 through the second clamping structure, finally the cover body 300 is installed at the top end of the box body 100, when the battery cell module 200 needs to be removed, the cover body 300 is separated from the box body 100, then the second clamping structure is separated from the first clamping structure, the balance joint 402 is removed from the mounting seat 301, then the cover body 300 is removed, the battery cell module 200 can be conveniently taken out.

[0060] It should be noted that, since the electric two-wheeled vehicle can adopt the battery of the above-mentioned first aspect embodiment, it has all the beneficial effects brought by the technical solutions of the first aspect embodiment, and these additional beneficial effects will not be described here.

[0061] It can be understood that other configurations and operations of the electric two-wheeled vehicle according to the embodiment of the utility model are known to those skilled in the art, and will not be described in detail here.

[0062] The above describes the embodiments of the utility model in detail in combination with the drawings, but the utility model is not limited to the above-mentioned embodiments, and various changes can be made within the knowledge range of those skilled in the art without departing from the purpose of the utility model.

Claims

1. A battery that is easy to maintain, characterized by, The utility model relates to a battery convenient to maintain, which comprises a box body, an electric core module, a cover body and an equalizing assembly. The box body is formed with a containing cavity. The cover body is detachably arranged at the top end of the box body. The cover body is provided with a mounting seat. The mounting seat is provided with a first clamping structure.

2. The battery of claim 1, wherein, The equalizing assembly comprises an equalizing wire and an equalizing connector.

3. The battery of claim 2, wherein, One end of the equalizing wire is connected to the electric core module. The equalizing connector is connected to the other end of the equalizing wire. The equalizing connector is provided with a second clamping structure.

4. The battery of claim 3, wherein, The second clamping structure is clamped with the first clamping structure.

5. The battery of claim 3, wherein the battery is configured to be maintained by a user. The mounting seat is provided with an insertion slot penetrating from top to bottom.

6. The battery of any one of claims 2 to 5, wherein, The first clamping structure comprises two clamping grooves arranged at the top end of the two opposite side walls of the insertion slot.

7. The battery of claim 6, wherein the battery is configured to be maintained by a user. The second clamping structure comprises two clamping portions arranged at the two opposite sides of the equalizing connector.

8. The battery of claim 7, wherein the battery is configured to be maintained by a user. The equalizing connector is inserted into the insertion slot.

9. The maintenance-friendly battery of any one of claims 1 to 5, wherein, The two clamping portions are clamped with the two clamping grooves respectively.

10. An electric two-wheeled vehicle characterized by comprising: The equalizing connector is prevented from being separated from the bottom end of the insertion slot. The clamping portion comprises an elastic sheet and a protruding portion. The bottom end of the elastic sheet is connected to the side wall of the equalizing connector. In a natural state, the elastic sheet extends from bottom to top in a direction away from the equalizing connector. The protruding portion is arranged at the side of the top end of the elastic sheet away from the equalizing connector. The protruding portion is clamped in the clamping groove. The top end of the protruding portion is formed with an inclined surface. The inclined surface extends from bottom to top in a direction close to the elastic sheet. The bottom end of the protruding portion is formed with a plurality of step surfaces. The plurality of step surfaces are arranged from bottom to top and in a direction away from the elastic sheet in sequence. One of the step surfaces is abutted to the bottom surface of the clamping groove. The mounting seat is arranged at the bottom surface of the cover body. The cover body is provided with an exposure opening penetrating from top to bottom. The exposure opening is used for exposing the equalizing connector in the insertion slot. The top surface of the mounting seat is provided with a detachable cover sheet. The cover sheet is used for covering the insertion slot. The top surface of the mounting seat is provided with a mounting groove. The mounting groove is provided with a sealing sheet. The cover sheet is mounted in the mounting groove and covers the sealing sheet. The containing cavity is formed with a receiving space above the electric core module. The equalizing wire is located in the receiving space. The utility model relates to a battery convenient to maintain, which comprises a box body, an electric core module, a cover body and an equalizing assembly.

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