CN215184367U

CN215184367U - Rear clothes hanger type battery pack and electric bicycle

Info

Publication number: CN215184367U
Application number: CN202121321528.0U
Authority: CN
Inventors: 杨力平; 章波; 胡丙乾
Original assignee: Anhui Tongling Technology New Energy Co ltd
Current assignee: Anhui Tongling Technology New Energy Co ltd
Priority date: 2021-06-11
Filing date: 2021-06-11
Publication date: 2021-12-14
Anticipated expiration: 2031-06-11

Abstract

For the problem of solving the difficult installation of real control box and dismantling, this application provides a back clothes hanger formula battery pack and electric bicycle. The utility model discloses a rear clothes hanger type battery component, which comprises a battery pack, a control box and a connecting plate; one end of the connecting plate is connected with the control box through a screw, and the battery pack is in sliding insertion connection with the other end of the connecting plate; the battery pack comprises a first end cover, a tubular module shell, a second end cover and a battery module; an installation cavity is formed among the first end cover, the module shell and the second end cover, and the battery module is installed in the installation cavity; the control box comprises an inner box body, a controller and a box cover; the controller is arranged in the inner box body and the box cover. Compared with the prior art, pass through the screw connection through the one end with the connecting plate with the control box, the group battery is pegged graft with the other end of connecting plate slides, can separately set up control box and module casing, and this is favorable to the installation and the dismantlement of control box.

Description

Rear clothes hanger type battery pack and electric bicycle

Technical Field

The utility model belongs to the electric bicycle field especially relates to a back clothes hanger formula battery pack and electric bicycle.

Background

With the continuous development of science and technology, electric bicycles gradually enter thousands of households, the battery pack cannot be detached when the electric bicycles are used, the battery pack is generally placed in a tubular part of the electric bicycle, the battery pack is generally called a built-in battery pack, the battery pack is also placed under a rear clothes rack of the electric bicycle, and the battery pack is generally called a rear clothes rack type battery pack. The rear hanger type battery assembly generally includes a housing, a battery cell and a control box disposed in the housing. And a lock body is arranged on the rear clothes rack type battery pack, and the rear clothes rack type battery pack is inserted into the electric bicycle and locked when the rear clothes rack type battery pack works. When charging is needed, the whole body is pulled out of the electric bicycle after the charging is unlocked. In the prior art, the module housing and the control box of the rear clothes rack type battery assembly are generally arranged in a whole, which is not beneficial to the installation and the disassembly of the control box.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: the control box is not easy to install and disassemble, and the rear clothes rack type battery pack and the electric bicycle are provided.

In order to solve the above technical problem, an aspect of the present invention provides a rear hanger type battery assembly, which includes a battery pack, a control box, and a connecting plate; one end of the connecting plate is connected with the control box through a screw, and the battery pack is in sliding insertion connection with the other end of the connecting plate;

the battery pack comprises a first end cover, a tubular module shell, a second end cover and a battery module; an installation cavity is formed among the first end cover, the module shell and the second end cover, and the battery module is installed in the installation cavity;

the control box comprises an inner box body, a controller and a box cover; the controller is arranged in the inner box body and the box cover;

the battery module is characterized in that a lock body is arranged on a first end cover on the battery module, a lock tongue is arranged on the lock body, a lock hole is formed in the control box, the lock tongue on the lock body is matched with the lock hole, and the battery pack is locked on the control box or unlocked from the control box.

Preferably, the lock hole is formed in a box cover of the control box.

Preferably, the inner box body is in a hollow cuboid shape, box openings in the inner box body are located on two surfaces of the inner box body, the box cover is in an L shape, and the box cover covers the box openings.

Preferably, a first sealing ring is arranged between the first end cover and the module shell.

Preferably, the end of the module housing is provided with a second end cover, and a second sealing ring is arranged between the second end cover and the module housing.

Preferably, the module housing is provided with a guide groove, and the other end of the connecting plate is embedded into the guide groove.

Preferably, the battery module includes a battery case and a battery mounted inside the battery case.

Preferably, a lighting lamp assembly is arranged in the second end cover of the module shell; the illuminating lamp assembly comprises an illuminating lamp, a first fixing piece and a second fixing piece; the illuminating lamp is fixed between the first fixing piece and the second fixing piece.

Preferably, the lamp assembly further comprises a light-transmitting cover; the light-transmitting cover is clamped on the second end cover.

In order to solve the above technical problem, the second aspect of the present invention further provides an electric bicycle, including the above rear hanger type battery pack.

The embodiment of the utility model provides a back clothes hanger formula battery pack compares with prior art, passes through the screw connection through the one end with the connecting plate with the control box, and the group battery is pegged graft with the other end slip of connecting plate, can separately set up control box and module casing, and this is favorable to the installation and the dismantlement of control box.

Drawings

Fig. 1 is an exploded view of a rear hanger type battery pack according to an embodiment of the present invention;

fig. 2 is an exploded view of a rear hanger type battery pack according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a battery module provided by the present invention;

FIG. 4 is an enlarged view at E in FIG. 3;

fig. 5 is an exploded view of a rear hanger type battery assembly according to an embodiment of the present invention;

FIG. 6 is an enlarged view at B in FIG. 5;

fig. 7 is an exploded view of a rear hanger type battery pack according to an embodiment of the present invention;

FIG. 8 is an enlarged view at D of FIG. 7;

fig. 9 is a schematic bottom view of a rear hanger type battery assembly according to an embodiment of the present invention;

FIG. 10 is a schematic view of the A-A interface of FIG. 9;

fig. 11 is an enlarged view at C in fig. 10.

The reference numerals in the specification are as follows:

1. a module housing; 2. a control box; 3. a first end cap; 4. a second end cap; 5. a first fixing member; 6. an illuminating lamp; 7. a second fixing member; 8. a first connecting column; 9. a light-transmitting cover; 10. a wire; 11. a first seal ring; 12. a connecting plate; 13. an elliptical hole; 14. a handle groove; 15. a battery case; 16. a battery; 17. a battery module; 18. the buckle is protruded; 19. a second seal ring; 21. a box cover; 22. a lock body; 221. a latch bolt; 23. an inner box body; 231. a second connecting column.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

As shown in fig. 1-2, a rear hanger type battery assembly according to an embodiment of the present invention includes a battery pack, a control box 2, and a connecting plate 12; one end of the connecting plate 12 is connected with the control box 2 through a screw, and the battery pack is inserted into the other end of the connecting plate 12 in a sliding mode.

The battery pack includes a first end cap 3, a tubular module case 1, a second end cap 4, and a battery module 17. An installation cavity is formed among the first end cover 3, the module housing 1 and the second end cover 4, and the battery module 17 is installed in the installation cavity.

The control box 2 comprises an inner box body 23, a controller and a box cover 21; the controller is arranged in the inner box body 23 and the box cover 21.

The first end cover 3 on the battery module 17 is provided with a lock body 22, the lock body 22 is provided with a lock tongue 221, the control box 2 is provided with a lock hole, and the lock tongue 221 on the lock body 22 is matched with the lock hole to lock the battery pack on the control box 2 or unlock the battery pack from the control box 2.

Compared with the prior art, through the one end with connecting plate 12 and control box 2 through screw connection, the group battery slides with the other end of connecting plate 12 and pegs graft, can separately set up control box 2 and module casing 1, and this is favorable to control box 2's installation and dismantlement.

Preferably, the locking hole is formed in the cover 21 of the control box 2.

A controller for controlling the rear clothes rack type battery assembly is arranged in the control box 2. The control box 2 comprises a box cover 21 arranged at the end part of the module shell. The inner box body 23 is provided with a box opening, and the box cover 21 covers the box opening.

Be equipped with first spliced pole 8 on the lid 21, be equipped with second spliced pole 231 on the interior box body 23, all be equipped with the screw hole in first spliced pole 8 and the second spliced pole 231, the first spliced pole 8 of lid 21, the second spliced pole 231 on the interior box body 23 pass through the screw connection together, lid 21, interior box body 23 threaded connection.

Optionally, the inner box 23 is a hollow cuboid, and the box openings on the inner box 23 are located on two surfaces of the inner box. The box cover 21 is in an L shape, and the box cover 21 covers the box opening, so as to prevent external substances from entering the control box 2 through a gap between the box cover 21 and the inner box body 23.

Optionally, the edge of interior box body 23 is equipped with the ladder face that encircles the edge of interior box body 23, and the edge of lid 21 is equipped with the limit groove that corresponds with the ladder face, and the ladder face of interior box body 23 is arranged in the limit groove of lid 21, can prevent like this that external debris from getting into control box 2 inside, the electronic device in the pollution control box 2.

A first end cover 3 is arranged between the control box 2 and the module shell 1. The first end cap 3 is disposed between the inner case 23 and the module case 1. The edge of first end cover 3 is equipped with the ladder face that encircles 3 edges of first end cover, and the ladder face of first end cover 3 cooperatees with the ladder face of lid 21, can play the purpose that prevents external impurity entering control box 2.

The first end cap 3 is cup-shaped, and a lock body mounting hole is formed in the first end cap 3, and a lock body 22 is mounted in the lock body mounting hole. Preferably, the fuse holder is further provided with a fuse hole, and a fuse is mounted in the fuse hole.

A first sealing ring 11 is arranged between the first end cover 3 and the module shell 1. The first sealing ring 11 is made of elastic plastic.

The first end cover 3 is provided with a connecting hole, the first sealing ring 11 is also provided with a connecting hole, and the module shell 1 is provided with a threaded hole. The screw passes through the first sealing ring 11 and the connecting hole on the first end cover 3 and is in threaded connection with the threaded hole on the module shell 1.

Optionally, the edge of the first end cap 3 is provided with a stepped surface surrounding the edge of the first end cap 3, the first sealing ring 11 is also provided with a stepped surface surrounding the edge of the first sealing ring 11, and the stepped surface at the edge of the first end cap 3 and the stepped surface at the edge of the first sealing ring 11 are used in cooperation, so that external moisture can be prevented from entering the first end cap 3 to pollute an electronic device in the first end cap 3.

As shown in fig. 3 to 4, the battery module includes a battery case 15 and a battery 16 mounted in the battery case 15. The module case 1 is provided with 4 battery modules 17 in total, and a plurality of batteries 16 are provided in each battery module 17.

For the area of contact of increase battery module 17 and module casing 1, prevent that battery module 17 from rocking in module casing 1, be equipped with a plurality of buckle archs 18 on the battery casing 15 between the adjacent battery 16, when battery module 17 was installed in module casing 1, buckle arch 18 linked to each other with module casing 1, and this can prevent that battery casing 15 from rocking in module casing 1.

Optionally, the battery module 17 is rectangular, and the upper surface and the lower surface of the battery module 17 are provided with the snap protrusions 18. All be equipped with buckle arch 18 through two upper and lower surfaces at battery module 17, can be in the same place battery module 17 and module casing 1 firm connection, prevent that battery module 17 from rocking in module casing 1.

As shown in fig. 5-8, the end of the battery module 17 is further provided with a second end cap 4, and a second sealing ring 19 is disposed between the second end cap 4 and the battery module 17. Mounting holes are formed in the second end cover 4 and the second sealing ring 19, threaded holes are formed in the surface, adjacent to the second sealing ring 19, of the module shell 1, and screws penetrate through the mounting holes in the second end cover 4 and the mounting holes in the second sealing ring 19 and are in threaded connection with the threaded holes in the module shell 1.

Optionally, the edge of the surface of the second end cap 4 adjacent to the second sealing ring 19 is provided with a protrusion surrounding the edge, the edge of the surface of the second sealing ring 19 adjacent to the second end cap 4 is also provided with a protrusion surrounding the second sealing ring 19, and the protrusion on the second end cap 4 is matched with the protrusion on the second sealing ring 19, so as to prevent external impurities from entering the second end cap 4.

Optionally, heat dissipation holes are formed in the second end cap 4, metal sheets are arranged at the positions of the heat dissipation holes, electronic devices are arranged inside the second end cap 4, and the heat dissipation holes and the metal sheets are used for dissipating heat of the electronic devices to prevent the temperature inside the second end cap 4 from being too high.

Optionally, a handle slot 14 for taking and placing the rear clothes rack type battery assembly is formed in the second end cover 4, the handle slot 14 is formed in a side surface of the second end cover 4, and the handle slot 14 is oval.

A lamp assembly is provided in the second end cap 4 of the module housing 1. The illuminating lamp assembly comprises an illuminating lamp 6, a first fixing piece 5 and a second fixing piece 7; the illuminating lamp is fixed between the first fixing part 5 and the second fixing part 7. The second fixing member 7 is snap-fitted to the first fixing member 5. The light assembly further comprises a light transmissive cover 9, the light transmissive cover 9 being snap-fitted to the second end cap 4. And a switch for controlling the illuminating lamp 6 is arranged on the illuminating lamp 6. The lamp assembly is disposed at an end of the module case 1, that is, an end of the light-transmissive cover 9.

Optionally, a threaded hole is formed in the light-transmitting cover 9, a threaded hole corresponding to the light-transmitting cover 9 is formed in the second end cover 4, and the second end cover 4 is in threaded connection with the light-transmitting cover 9. Optionally, a plug-in post is disposed on a surface of the light-transmitting cover 9 adjacent to the second end cap 4, a plug-in hole is disposed on the second end cap 4, and the plug-in post on the light-transmitting cover 9 is plugged into the plug-in hole on the second end cap 4.

The first fixing member 5 is disposed on the second end cap 4, and the first fixing member 5 is fixedly connected with the second end cap 4. Two bulges are arranged on the first fixing part 5, two insertion holes corresponding to the bulges are arranged on the second fixing part 7, and the bulges are connected with the insertion holes in a buckling mode. The battery 16 in the battery module 17 supplies power for the illuminating lamp 6, and the illuminating lamp 6 is connected with the battery module 17 through the lead 10.

As shown in fig. 9 to 11, the module case 1 is provided with a guide groove in which the other end of the connection plate 12 is inserted. The control box 2 and the module case 1 can be integrally fixed by the connecting plate 12, and the control box 2 is prevented from falling off from the module case 1.

Be equipped with elliptical hole 13 on connecting plate 12, elliptical hole 13 runs through control box 2, through set up elliptical hole 13 on control box 2, can in time dispel the heat to the controller that sets up in control box 2, prevents that the interior high temperature of control box from influencing the normal use of controller.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A rear clothes rack type battery component is characterized by comprising a battery pack, a control box and a connecting plate; one end of the connecting plate is connected with the control box through a screw, and the battery pack is in sliding insertion connection with the other end of the connecting plate;

2. The rear hanger type battery pack according to claim 1, wherein the locking hole is formed in a box cover of the control box.

3. The rear hanger type battery pack according to claim 2, wherein the inner case has a hollow rectangular parallelepiped shape, the case openings of the inner case are formed on both surfaces of the inner case, and the case cover has an "L" shape and covers the case openings.

4. The rear hanger type battery assembly according to claim 1, wherein a first sealing ring is disposed between the first end cap and the module housing.

5. The rear hanger type battery assembly according to claim 1, wherein a second end cap is provided at an end of the module case, and a second sealing ring is provided between the second end cap and the module case.

6. The rear hanger type battery pack according to claim 1, wherein the module case is provided with a guide groove, and the other end of the connection plate is inserted into the guide groove.

7. The rear hanger type battery assembly according to claim 1, wherein the battery module includes a battery case and a battery mounted inside the battery case.

8. The rear hanger battery assembly according to claim 1, wherein a light assembly is disposed within the second end cap of the module housing; the illuminating lamp assembly comprises an illuminating lamp, a first fixing piece and a second fixing piece; the illuminating lamp is fixed between the first fixing piece and the second fixing piece.

9. The rear hanger battery assembly of claim 8, wherein the light assembly further comprises a light transmissive cover; the light-transmitting cover is clamped on the second end cover.

10. An electric bicycle comprising the rear hanger type battery pack according to any one of claims 1 to 9.