Camping car power driving device with detachable power supply module

Abstract

The utility model discloses a camping car power driving device with a detachable power module. The camping car power driving device comprises an upper shell, a lower shell, the power module, a motor module, a power shaft and a transmission assembly. The upper shell comprises an involution cavity and an insertion cavity, a female connector is arranged at the longitudinal front end in the insertion cavity, and a locking opening communicated with the involution cavity is formed in the longitudinal rear end of the insertion cavity; the power module is inserted into the insertion cavity and comprises a battery box and a battery pack, a charging interface and a male connector are arranged on the battery box, and a notch opposite to the locking notch is formed in the lower wall of the battery box; a locking assembly is installed in the folding cavity and comprises a spring bolt piece, a spring and a control piece, the spring enables the spring bolt piece to always have the movement tendency of moving upwards to stretch out of the lock opening for locking, and the control piece is used for driving the spring bolt piece to move downwards for unlocking. According to the utility model, the structure is simple and reasonable, and the power supply module can be conveniently and integrally detached and separated from the device, so that the power supply module can be conveniently and independently charged.

Description

Technical Field

[0001] The utility model relates to the technical field of camping equipment, in particular to a camping vehicle power drive device with a detachable power module. Background Art

[0002] As life becomes more and more abundant, outdoor camping becomes more and more popular, and the application of camping vehicles increases accordingly. However, existing camping vehicles are difficult to drag when facing complex outdoor terrain, which seriously affects the user experience.

[0003] In view of the above, electric-drive camping vehicles came into being. Existing electric-drive camping vehicles generally include a power device for driving the wheels of the camping vehicle to rotate, and a power module for providing electricity to the power device. Existing power modules are mostly directly fixed on the power device or on the body of the camping vehicle, which makes it troublesome to charge the power module of the camping vehicle and requires the camping vehicle to be moved as a whole. Utility Model Content

[0004] The utility model aims to overcome the defects in the prior art and provides a camping vehicle power drive device with a detachable power module, wherein the power module can be conveniently disassembled and separated from the device as a whole, so that the power module can be conveniently charged separately.

[0005] To achieve the above-mentioned purpose, the utility model provides a camper power drive device with a detachable power module, comprising an upper shell, a lower shell, a power module, and a motor module, a power shaft and a transmission assembly installed in a cavity formed by the upper shell and the lower shell, wherein the power module is used to provide power to the motor module, and the motor module drives the power shaft to rotate through the transmission assembly;

[0006] The upper shell comprises a mating cavity with an opening facing downward, and an insertion cavity extending horizontally and longitudinally and arranged above the mating cavity and having an opening at a longitudinal rear end, a female connector is provided at a longitudinal front end of the insertion cavity, the female connector is electrically connected to the motor module through an electric wire, and a lock port connected to the mating cavity is provided at a longitudinal rear end of the insertion cavity;

[0007] The power module is inserted into the insertion cavity of the upper shell, and includes a battery box and a battery pack installed in the battery box. The battery box is provided with a charging interface and a male connector opposite to the female connector. The lower wall of the battery box is provided with a notch opposite to the lock port.

[0008] A locking assembly is installed in the mating cavity, and the locking assembly includes a lock tongue member, a spring and an operating member, wherein the spring enables the lock tongue member to always have a movement tendency of moving upward to extend out of the lock mouth for locking, and the operating member is used to drive the lock tongue member to move downward for unlocking.

[0009] It is further configured that: the locking assembly further comprises a cover plate member which is arranged on the upper shell body, the cover plate member is a dustpan structure surrounded on three sides and cooperates with the longitudinal front wall and the top wall of the upper shell body to form a sliding cavity, and the sliding cavity is connected with the insertion cavity through the lock port;

[0010] The locking component includes a main body and a locking tongue portion for a battery box connected to the upper part of the main body. The main body can be directional and slidably mounted between the two lateral walls of the cover member, and the spring is connected between the lower wall of the main body and the lower wall of the cover member.

[0011] It is further configured that: a limiting rib is provided on the longitudinal front wall of the upper shell body and cooperates with the longitudinal rear wall of the cover plate to limit the longitudinal movement of the main body.

[0012] It is further configured that: the control member includes a button portion, a retaining ring portion, and a linkage portion having a linkage inclined surface, and the longitudinal front wall of the upper shell is provided with a through hole for the button portion to extend out;

[0013] The main body is provided with a linkage slot for inserting the wedge-shaped linkage portion, and the lower wall of the linkage slot is an action inclined surface matched with the linkage inclined surface.

[0014] It is further configured as follows: downwardly extending connecting columns are provided on both lateral sides of the top wall of the upper shell corresponding to the cover plate, and sleeve portions for socketing with the ends of the connecting columns are provided on both sides of the cover plate, and the sleeve portions are fixedly connected to the connecting columns by screws.

[0015] It is further configured as follows: a longitudinally extending guide rib is provided on the lower wall of the insertion cavity, and a guide groove matching with the guide protrusion is correspondingly provided on the lower wall of the battery box.

[0016] It is further configured that: the longitudinal front end of the upper shell corresponding to the insertion cavity is provided with an installation notch communicating with the matching cavity;

[0017] A mounting bracket for mounting the female connector is arranged at a position corresponding to the mounting notch of the lower shell.

[0018] Compared with the prior art, the utility model has a simple and reasonable structure. The power module is inserted as a whole into the insertion cavity of the upper shell so that the male and female connectors are plugged into each other, and the locking is achieved by the locking tongue portion of the locking tongue member passing through the lock port and snapping into the recess of the battery box. In this way, the power module can be stably installed on the power drive device to realize power supply. At the same time, by pressing the operating member, the locking tongue member can be moved downward to unlock the lock of the power module. At this time, the power module can be conveniently unplugged from the power drive device as a whole, thereby facilitating the separate charging of the power module, which greatly simplifies the charging operation of the power module. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a three-dimensional structural schematic diagram of a power drive device with a detachable power module of the utility model;

[0020] Figure 2 It is a schematic diagram of the longitudinal vertical section structure of the power drive device;

[0021] Figure 3 is a schematic diagram of the structure after the power module is removed from the power drive device;

[0022] Figure 4 Schematic diagram of the three-dimensional structure of the power module;

[0023] Figure 5 It is a schematic diagram of the internal structure after the upper and lower shells are separated;

[0024] Figure 6 Schematic diagram of the separation structure of the locking component.

[0025] The following reference numerals are marked on the drawings in conjunction with the drawings:

[0026] 100, upper housing; 110, matching cavity; 111, through hole; 112, limiting convex rib; 120, insertion cavity; 121, installation notch; 122, lock; 123, guide rib; 200, lower housing; 210, mounting bracket; 220, female connector; 300, power module; 310, battery box; 311, notch; 312, guide groove; 313, male connector; 314, charging interface; 320, battery pack; 400 , motor module; 500, transmission assembly; 600, power shaft; 700, locking assembly; 710, lock tongue member; 711, main body; 7111, linkage slot; 7112, action slope; 712, lock tongue portion; 7121. wedge-shaped end surface; 720, spring; 730, operating member; 731, button portion; 732, retaining ring portion; 733, linkage portion; 7331, linkage slope; 740, cover member; 741, sleeve portion. DETAILED DESCRIPTION

[0027] A specific implementation of the present utility model is described in detail below in conjunction with the accompanying drawings, but it should be understood that the protection scope of the present utility model is not limited by the specific implementation mode.

[0028] The utility model discloses a camping vehicle power drive device with a detachable power module. Figure 1 and Figure 5As shown, it includes an upper shell 100, a lower shell 200, a power module 300, and a motor module 400, a transmission assembly 500 and a power shaft 600 installed in a cavity formed by the upper shell 100 and the lower shell 200, wherein the power module 300 is used to provide the motor module 400 with the power required for work, and the motor module 400 drives the power shaft 600 to rotate through the transmission assembly 500. The transmission assembly 500 mainly includes a driving gear driven by the motor module 400, and a driven gear fixedly sleeved on the power shaft 600 and meshing with the driving gear for transmission; the power drive device of this patent is generally fixedly installed on the bottom of the rear end of the camper, and the two ends of the power output shaft are connected to the two rear wheels of the camper to drive the camper to move.

[0029] In this embodiment, if Figure 3 , Figure 4 and Figure 5 As shown, the upper shell 100 includes a mating cavity 110 with an opening facing downward, and an insertion cavity 120 extending horizontally and longitudinally and arranged above the mating cavity 110 and opening at the rear end, and the power module 300 is detachably inserted into the insertion cavity 120 of the upper shell 100; specifically, a female connector 220 is provided at the longitudinal front end of the insertion cavity 120, and the female connector 220 is electrically connected to the motor module 400 in the mating cavity 110 through an electric wire; the power module 300 includes a battery box 310, and a battery pack 320 installed in the battery box 310, and the battery box 310 is provided with a male connector 313 and a charging interface 314 electrically connected to the battery pack 320, and the male connector 313 is located on the longitudinal front wall of the battery box 310 and opposite to the female connector 220; in this way, the power module 300 is inserted into the insertion cavity 120 of the upper shell 100 and can be connected through the male and female connectors 220 to realize the power module 300 supplying power to the motor module 400.

[0030] In the above solution, in order to improve the stability of the power module 300 installed in the insertion cavity 120, it is preferred as follows Figure 2 , Figure 4 , Figure 5 and Figure 6 As shown, a lock port 122 connected to the mating cavity 110 is provided at the longitudinal rear end of the upper shell 100 corresponding to the insertion cavity 120, and a recess 311 opposite to the lock port 122 is correspondingly provided on the lower wall of the battery box 310 of the power module 300 inserted in the insertion cavity 120. A locking assembly 700 is provided in the mating cavity 110. The locking assembly 700 includes a lock tongue member 710, a spring 720 and an operating member 730, wherein the spring 720 enables the lock tongue member 710 to always have a movement tendency of moving upward to extend out of the lock port 122 and be placed in the groove to realize the locking of the power module 300, and the operating member 730 is used to drive the lock tongue member 710 to move downward and slide out of the groove to unlock so as to facilitate the overall removal of the power module 300.

[0031] In this embodiment, specifically, Figure 2 , Figure 5 and Figure 6 As shown, the locking assembly 700 also includes a cover plate member 740 covering the inner wall of the upper shell 100, the cover plate member 740 is a dustpan structure surrounded on three sides, and its opening cooperates with the longitudinal front wall and the top wall of the upper shell 100 to form a sliding cavity for the lock tongue member 710 to slide in a directional manner, and the sliding cavity is connected to the insertion cavity 120 through the lock port 122; wherein the lock tongue member 710 includes a main body 711 slidably embedded between the two lateral side walls of the cover plate member 740, and a connecting member 712 connected to the upper part of the main body 711 and can be extended or retracted The locking tongue part 712 is inserted into the locking port 122, and the longitudinal rear end of the locking tongue part 712 has a wedge-shaped end surface 7121 that is convenient for the power module 300 to act on. The longitudinal front wall of the upper shell 100 is provided with a limiting rib 112 that cooperates with the longitudinal rear wall of the cover plate 740 to limit the longitudinal movement of the locking tongue part 710, so as to ensure the movement reliability of the locking tongue part 710 in the sliding cavity; the spring 720 is connected between the lower wall of the main body part 711 and the lower wall of the cover plate part 740 so that the main body part 711 always has a movement tendency to slide upward. The operating member 730 includes a button portion 731, a retaining ring portion 732, and a linkage portion 733 having a linkage inclined surface 7331. A through hole 111 is correspondingly provided on the longitudinal front wall of the upper shell 100 for the button portion 731 to extend out. The button portion 731 of the operating member 730 extends outward from the inside and is restricted from sliding out as a whole by the retaining ring portion 732. A linkage slot 7111 is correspondingly provided on the main body 711 of the lock tongue member 710 for the linkage portion 733 of the operating member 730 to be inserted, and the lower wall of the linkage slot 7111 is The linkage slope 7331 cooperates with the action slope 7112; in this way, when the lock tongue member 710 moves upward under the action of the spring 720, the action slope 7112 can act on the operating member 730 above the linkage slope 7331 to move outward. Similarly, when the button portion 731 is pressed by external force to make the operating member 730 move inward, the linkage slope 7331 of the operating member 730 can act on the action slope 7112 of the lock tongue member 710 to make the lock tongue member 710 overcome the action force of the spring 720 and move downward.

[0032] In this embodiment, downwardly extending connecting columns are provided on both lateral sides of the top wall of the upper shell 100 corresponding to the cover plate 740, and sleeve portions 741 are provided on both sides of the cover plate 740, which are sleeved and matched with the lower ends of the connecting columns and fixedly connected to the connecting columns by screws. In this way, the cover plate 740 can be stably installed in the upper shell 100 and cooperate with the upper shell 100 to form a sliding cavity.

[0033] In this embodiment, if Figure 3 , Figure 4 and Figure 5As shown, a longitudinally extending guide rib 123 is provided on the lower wall of the insertion cavity 120, and a guide groove 312 matching with the guide protrusion is correspondingly provided on the lower wall of the battery box 310, so that the movement trajectory of the power module 300 in the insertion cavity 120 can be ensured through the cooperation between the guide rib 123 and the guide groove 312, and the reliable plug-in connection between the male and female connectors 220 can be ensured.

[0034] In this embodiment, if Figure 2 and Figure 5 As shown, the longitudinal front end of the upper shell 100 corresponding to the insertion cavity 120 is provided with a mounting notch 121 connected with the matching cavity 110, and the lower shell 200 is provided with a mounting bracket 210 corresponding to the mounting notch 121. The female connector 220 can be installed on the mounting bracket 210 of the lower shell 200 so that the female connector 220 can pass through the mounting notch 121 and be placed in the insertion cavity 120. At the same time, this can facilitate the separation between the upper shell 100 and the lower shell 200.

[0035] Compared with the prior art, the utility model has a simple and reasonable structure. The power module is inserted as a whole into the insertion cavity of the upper shell so that the male and female connectors are plugged into each other, and the locking is achieved by the locking tongue portion of the locking tongue member passing through the lock port and snapping into the recess of the battery box. In this way, the power module can be stably installed on the power drive device to realize power supply. At the same time, by pressing the operating member, the locking tongue member can be moved downward to unlock the lock of the power module. At this time, the power module can be conveniently unplugged from the power drive device as a whole, thereby facilitating the separate charging of the power module, which greatly simplifies the charging operation of the power module.

[0036] The above disclosure is only an embodiment of the present invention, but the present invention is not limited thereto, and any changes that can be conceived by those skilled in the art should fall within the protection scope of the present invention.

Claims

1. A camper power drive device with a detachable power module, comprising an upper housing, a lower housing, a power module, and a motor module, a power shaft and a transmission assembly installed in a cavity formed by the upper housing and the lower housing, wherein the power module is used to provide power to the motor module, and the motor module drives the power shaft to rotate through the transmission assembly; It is characterized in that The upper shell comprises a mating cavity with an opening facing downward, and an insertion cavity extending horizontally and longitudinally and arranged above the mating cavity and having an opening at a longitudinal rear end, a female connector is provided at a longitudinal front end of the insertion cavity, the female connector is electrically connected to the motor module through an electric wire, and a lock port connected to the mating cavity is provided at a longitudinal rear end of the insertion cavity; The power module is inserted into the insertion cavity of the upper shell, and includes a battery box and a battery pack installed in the battery box. The battery box is provided with a charging interface and a male connector opposite to the female connector. The lower wall of the battery box is provided with a notch opposite to the lock port. A locking assembly is installed in the mating cavity, and the locking assembly includes a lock tongue member, a spring and an operating member, wherein the spring enables the lock tongue member to always have a movement tendency of moving upward to extend out of the lock mouth for locking, and the operating member is used to drive the lock tongue member to move downward for unlocking.

2. A camper power drive device with a detachable power module according to claim 1, characterized in that: The locking assembly further comprises a cover plate member which is arranged on the upper shell body, the cover plate member is a dustpan structure surrounded on three sides and cooperates with the longitudinal front wall and the top wall of the upper shell body to form a sliding cavity, and the sliding cavity is connected with the insertion cavity through the lock port; The locking tongue component includes a main body and a locking tongue component for a battery box connected to the upper part of the main body. The main body can be directional and slidably mounted between the two lateral walls of the cover component, and the spring is connected between the lower wall of the main body and the lower wall of the cover component.

3. A camper power drive device with a detachable power module according to claim 2, characterized in that: The longitudinal front wall of the upper shell is provided with a limiting rib which cooperates with the longitudinal rear wall of the cover plate to limit the longitudinal movement of the main body.

4. A camper power drive device with a detachable power module according to claim 2, characterized in that: The control member includes a button portion, a retaining ring portion, and a linkage portion having a linkage inclined surface, and the longitudinal front wall of the upper shell is provided with a through hole for the button portion to extend out; The main body is provided with a linkage slot for inserting the wedge-shaped linkage portion, and the lower wall of the linkage slot is an action inclined surface matched with the linkage inclined surface.

5. A camper power drive device with a detachable power module according to claim 2, characterized in that: The top wall of the upper shell is provided with downwardly extending connecting columns on both lateral sides of the cover plate, and the two sides of the cover plate are correspondingly provided with sleeve parts for being sleeved with the ends of the connecting columns, and the sleeve parts are fixedly connected to the connecting columns by screws.

6. A camper power drive device with a detachable power module according to claim 1, characterized in that: A longitudinally extending guide rib is arranged on the lower wall of the insertion cavity, and a guide groove matching with the guide protrusion is correspondingly arranged on the lower wall of the battery box.

7. A camper power drive device with a detachable power module according to claim 1, characterized in that: The upper shell is provided with a mounting notch communicating with the matching cavity at the longitudinal front end corresponding to the insertion cavity; A mounting bracket for mounting the female connector is arranged at a position corresponding to the mounting notch of the lower shell.

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