Multifunctional cart suitable for field environment

Abstract

The invention discloses a multifunctional cart suitable for a field environment, and relates to the technical field of multifunctional carts, the multifunctional cart comprises a frame, two moving wheels mounted at the bottom of the frame, a placement rack mounted at the top of the frame and two handles mounted at one end of the frame, and an auxiliary device is mounted on the frame. The auxiliary device comprises a driving motor installed in the frame, the driving motor comprises two output shafts, the two output shafts are connected with the two moving wheels respectively, an electrical cabinet is installed in the frame, a storage battery, an inverter and a controller are installed in the electrical cabinet, the storage battery is electrically connected with the driving motor through the inverter, and the controller is electrically connected with the driving motor through the inverter. And a charging head for charging the storage battery is mounted on the electrical cabinet. According to the invention, driving in a field environment is facilitated.

Description

Technical Field

[0001] The present application relates to the technical field of multifunctional carts, and in particular to a multifunctional cart suitable for outdoor environments. Background Art

[0002] At present, a multifunctional cart is a cart that integrates multiple functions and design features, aiming to meet the diverse needs of users in different occasions. Its background technology can be traced back to the development of carts and the progress of modern science and technology; in human history, carts, as an important means of transportation, have experienced a development process from simple to complex, from single function to multi-function. The original carts, such as wooden wheelbarrows, were simple in structure but practical, and could greatly reduce people's burden of transportation. With the advancement of technology and the growth of human needs, carts gradually evolved into more stable and more functional two-wheeled and multi-wheeled carts. These carts were widely used in agriculture, commerce, military and other fields, and became one of the important means of transportation in society at that time.

[0003] In the related art, a multifunctional cart generally includes a frame, two moving wheels installed at the bottom of the frame, a placement frame installed at the top of the frame, and two handles installed at one end of the frame.

[0004] However, the multifunctional cart in the related art is generally driven on a relatively flat road, and it is inconvenient to drive on some slopes or bumpy places in the wild environment. Summary of the invention

[0005] The present application provides a multifunctional cart suitable for outdoor environments, which is convenient for driving in outdoor environments and adopts the following technical solutions: A multifunctional cart suitable for outdoor environments comprises a frame, two movable wheels installed at the bottom of the frame, a placement rack installed at the top of the frame and two handles installed at one end of the frame, the frame is equipped with an auxiliary device, the auxiliary device comprises a driving motor installed in the frame, the driving motor comprises two output shafts, the two output shafts are respectively connected to the two movable wheels, an electrical cabinet is installed in the frame, a battery, an inverter and a controller are installed in the electrical cabinet, the battery is electrically connected to the driving motor through the inverter, and a charging head for charging the battery is installed on the electrical cabinet.

[0006] By adopting the above solution, the drive motor provided can provide auxiliary force to the multifunctional cart when the multifunctional cart is traveling on some slopes or bumpy places in the wild environment, thereby making it easier for the multifunctional cart to travel in the wild environment.

[0007] Preferably, a heat sink is installed on one side of the electrical cabinet, and a first heat sink mechanism for dissipating heat from the heat sink is installed on the outer side wall of the electrical cabinet.

[0008] By adopting the above scheme, the heat sink provided is convenient for dissipating heat from the electrical cabinet; the first heat sink mechanism provided is convenient for dissipating heat from the heat sink.

[0009] Preferably, the first heat dissipation mechanism includes a first horizontal axis rotatably connected to the outer wall of the electrical cabinet, a first pulley is fixedly mounted on the output shaft, a second pulley is fixedly mounted on the first horizontal axis, and the first pulley and the second pulley are linked via a belt; a plurality of first cooling fan blades are installed on the first horizontal axis.

[0010] By adopting the above scheme, when the movable wheel rotates, the output shaft drives the first pulley to rotate, and then the first pulley drives the second pulley to rotate under the action of the belt, the rotation of the second pulley drives the first horizontal axis to rotate, and the rotation of the first horizontal axis drives multiple first cooling fan blades to rotate, thereby cooling the heat sink; in summary, the first heat dissipation mechanism is set to facilitate the heat dissipation of the heat sink.

[0011] Preferably, the outer wall of the electrical cabinet is installed with a second heat dissipation mechanism for dissipating heat from the heat sink, the second heat dissipation mechanism includes a second horizontal axis rotatably connected to the outer wall of the electrical cabinet and a plurality of second cooling blades fixed to the side wall of the second horizontal axis; the side wall of the first horizontal axis is fixed with a first gear, the side wall of the second horizontal axis is fixed with a second gear, and the first gear is meshed with the second gear.

[0012] By adopting the above scheme, the rotation of the first horizontal axis drives the rotation of the first gear, the rotation of the first gear drives the rotation of the second gear, the rotation of the second gear drives the rotation of the second horizontal axis, and the rotation of the second horizontal axis drives the rotation of multiple second cooling fan blades, thereby facilitating further heat dissipation of the heat sink; in summary, the set second heat dissipation mechanism facilitates further heat dissipation of the heat sink.

[0013] Preferably, a heat dissipation hole is opened on the side wall of the electrical cabinet, a filter plate is installed in the heat dissipation hole, and a cleaning mechanism for cleaning the filter plate is installed on the outer side wall of the electrical cabinet.

[0014] By adopting the above scheme, the heat dissipation holes are provided to further dissipate heat from the electrical cabinet; the filter plate is provided to filter the heat dissipation holes, thereby reducing dust from entering the electrical cabinet; and the cleaning mechanism is provided to clean the filter plate.

[0015] Preferably, the cleaning mechanism includes a mounting frame installed on the outer wall of the electrical cabinet, a reciprocating screw rotatably connected to the mounting frame, and a vertical rod fixed to the mounting frame; a movable plate is threadedly connected to the reciprocating screw, a cleaning handle is installed on the side of the movable plate close to the electrical cabinet, and bristles are installed on the side of the cleaning handle close to the filter plate, a first bevel gear is sleeved and fixed on the second horizontal axis, a second bevel gear is installed at the bottom of the reciprocating screw, and the second bevel gear is meshed with the first bevel gear.

[0016] By adopting the above scheme, the rotation of the second horizontal axis drives the first bevel gear to rotate, the rotation of the first bevel gear drives the second bevel gear to rotate, the rotation of the second bevel gear drives the reciprocating screw to rotate, the rotation of the reciprocating screw drives the movable plate to reciprocate, the reciprocating movement of the movable plate drives the cleaning handle to reciprocate, and the reciprocating movement of the cleaning handle drives the bristles to reciprocate, thereby cleaning the filter plate; in summary, the cleaning mechanism that is set up facilitates the cleaning of the filter plate.

[0017] Preferably, a power generation mechanism is installed on the side wall of the electrical cabinet, and the power generation mechanism includes a vertical shaft fixed to one end of the reciprocating screw and a generator connected to the vertical shaft; a rectifier is installed in the electrical cabinet, and the generator, rectifier and battery are electrically connected; a plurality of cleaning blades for cleaning the generator are installed on the side wall of the vertical shaft.

[0018] By adopting the above scheme, when the multifunctional cart goes downhill, the reciprocating screw rotates to drive the vertical shaft to rotate, and the vertical shaft rotation drives the generator to run, and then the battery is charged under the action of the rectifier; in summary, the power generation mechanism set up facilitates the charging of the battery.

[0019] Preferably, a dredging mechanism for dredging the filter plate is installed in the heat dissipation hole, and the dredging mechanism includes a slide plate slidably connected to the heat dissipation hole, a plurality of air holes are provided on the slide plate, a plurality of dredging rods are fixedly connected to a side of the slide plate close to the filter plate, and the plurality of dredging rods are arranged in a one-to-one correspondence with the plurality of filter holes on the filter plate; a driving component for driving the slide plate to move close to the filter plate is installed on the side wall of the electrical cabinet, a sliding sleeve is respectively fixedly connected to both ends of the slide plate, a sliding groove is respectively provided on both sides of the heat dissipation hole, a horizontal rod is fixedly connected in each of the sliding grooves, the two sliding sleeves are respectively slidably connected to the two horizontal rods, a dredging spring is fixedly connected to one side of each of the sliding sleeves, and an end of the dredging spring away from the sliding sleeve is fixedly connected to an inner wall of one end of the sliding groove.

[0020] By adopting the above scheme, the sliding plate is first driven by the driving assembly to move toward the direction close to the filter plate, and the movement of the sliding plate toward the direction close to the filter plate drives the dredging rod to move toward the direction close to the filter plate, thereby the filter plate can be dredged, thereby reducing the possibility of clogging of the filter plate; in summary, the dredging mechanism provided facilitates the dredging of the filter plate.

[0021] Preferably, the driving assembly comprises a through hole provided in the side wall of the electrical cabinet, a rotating tube rotatably connected to the through hole, and a driving rod arranged in the rotating tube; an inclined surface is provided at one end of the driving rod close to the cleaning handle, and the inclined surface matches the top of the cleaning handle; a reset block is fixedly connected to the side wall of the driving rod, a reset groove is provided on the side wall of the through hole, the reset block is slidably connected to the reset groove, a reset spring is fixedly connected to one end of the reset block, and an end of the reset spring away from the reset block is fixedly connected to an inner wall of one end of the reset groove; a plurality of disks are fixedly connected to the side wall of the driving rod A rotating block, a plurality of spiral grooves are opened on the inner wall of the rotating tube, and the spiral block matches the spiral grooves one by one; a third bevel gear is fixedly connected to the end of the rotating tube away from the cleaning handle, a bracket is fixedly connected to the inner wall of the electrical cabinet, a third horizontal axis is rotatably connected to the bracket, a fourth bevel gear is fixedly connected to the side wall of the third horizontal axis, and the third bevel gear is meshed with the fourth bevel gear; a rotating rod is fixedly connected to the side wall of the third horizontal axis, a push rod is fixedly connected to the side of the rotating rod close to the slide, and the push rod can abut against the side of the slide away from the filter plate.

[0022] By adopting the above scheme, the cleaning handle moves to the driving rod under the action of the reciprocating screw, and then the cleaning handle drives the driving rod to move under the action of the inclined surface, and then the driving rod drives the rotating tube to rotate under the action of the spiral block and the spiral groove, and the rotation of the rotating tube drives the third bevel gear to rotate, the rotation of the third bevel gear drives the fourth bevel gear to rotate, the rotation of the fourth bevel gear drives the rotating rod to rotate, and the rotation of the rotating rod drives the push rod to rotate in the direction close to the skateboard, thereby facilitating the movement of the skateboard; in summary, the set driving assembly facilitates the movement of the skateboard.

[0023] In summary, this application has the following beneficial effects: 1. The drive motor is set to provide auxiliary force to the multifunctional cart when it is driving on some slopes or bumpy places in the wild environment, so that the multifunctional cart is easy to drive in the wild environment; 2. The heat dissipation holes are set to further dissipate heat from the electrical cabinet; the filter plate is set to filter the heat dissipation holes, thereby reducing the dust from entering the electrical cabinet; the cleaning mechanism is set to facilitate cleaning of the filter plate; 3. When the multifunctional cart goes downhill, the reciprocating screw rotates to drive the vertical shaft to rotate, and the rotation of the vertical shaft drives the generator to run, and then the battery is charged under the action of the rectifier; in summary, the power generation mechanism is set up to facilitate the charging of the battery. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a schematic diagram of the overall structure of an embodiment of the present application; Figure 2This is a structural schematic diagram highlighting the auxiliary device and the first heat dissipation mechanism in the embodiment of the present application; Figure 3 This is a structural schematic diagram highlighting the power strip in the embodiment of the present application; Figure 4 This is a structural schematic diagram highlighting the second heat dissipation mechanism and the cleaning mechanism in the embodiment of the present application; Figure 5 This is a structural diagram highlighting the dredging mechanism and the driving assembly in the embodiment of the present application; Figure 6 This is a structural schematic diagram highlighting the connection between the rotating tube and the driving rod in the embodiment of the present application.

[0025] Explanation of the accompanying drawings: 1. frame; 11. moving wheel; 12. placement rack; 13. handle; 2. auxiliary device; 21. driving motor; 211. output shaft; 22. electrical cabinet; 221. heat sink; 222. heat dissipation hole; 223. filter plate; 23. battery; 24. inverter; 25. controller; 26. charging head; 27. power strip; 271. power plug hole; 272. USB connection hole; 3. first heat dissipation mechanism; 31. first horizontal axis; 32. first pulley; 33. second pulley; 34. belt; 35. first cooling blade; 4. second heat dissipation mechanism; 41. second horizontal axis; 42. second cooling blade; 43. first gear; 44. second gear; 5. cleaning mechanism; 51. mounting frame; 52. reciprocating screw ; 53. vertical rod; 54. moving plate; 55. cleaning handle; 56. bristles; 57. first bevel gear; 58. second bevel gear; 6. power generation mechanism; 61. vertical axis; 62. generator; 63. rectifier; 64. cleaning fan blades; 7. dredging mechanism; 71. slide plate; 711. air vent; 72. dredging rod; 73. sleeve; 74. slide groove; 75. horizontal rod; 76. dredging spring; 8. driving assembly; 81. through hole; 811. reset groove; 82. rotating tube; 821. spiral groove; 83. driving rod; 831. inclined plane; 832. reset block; 833. reset spring; 834. spiral block; 84. third bevel gear; 85. bracket; 86. third horizontal axis; 87. fourth bevel gear; 88. rotating rod; 89. push rod. DETAILED DESCRIPTION

[0026] The following is combined with Figure 1-6 This application is described in further detail.

[0027] The same parts are denoted by the same reference numerals. It should be noted that the words "front", "rear", "left", "right", "upper", "lower", "bottom" and "top" used in the following description refer to directions in the drawings, and the words "inner" and "outer" refer to directions toward or away from the geometric center of a specific component, respectively.

[0028] The present application discloses a multifunctional cart suitable for outdoor environments, such as Figure 1 and Figure 2 As shown, it includes a frame 1, two moving wheels 11 installed at the bottom of the frame 1, a placement frame 12 installed at the top of the frame 1, and two handles 13 installed at one end of the frame 1. The placement frame 12 can be a standard stretcher. An auxiliary device 2 is installed on the frame 1.

[0029] like Figure 1-Figure 3 As shown, the auxiliary device 2 includes a driving motor 21 installed in the frame 1, and the driving motor 21 includes two output shafts 211, and the two output shafts 211 are respectively connected to the two moving wheels 11. An electrical cabinet 22 is installed in the frame 1, and a battery 23, an inverter 24 and a controller 25 are installed in the electrical cabinet 22. The battery 23 is electrically connected to the driving motor 21 through the inverter 24. A charging head 26 for charging the battery 23 is installed on the electrical cabinet 22; a plug board 27 is installed on the electrical cabinet 22, and a plug hole 271 for plug connection and a USB connection hole 272 are installed on the plug board 27. The drive motor 21 is provided, when the multifunctional cart is traveling on some slopes or bumpy places in the wild environment, it can provide auxiliary force to the multifunctional cart, so that the multifunctional cart is easy to travel in the wild environment.

[0030] like Figure 1 and Figure 2 As shown, a heat sink 221 is installed on one side of the electrical cabinet 22, and a first heat sink 3 for dissipating heat from the heat sink 221 is installed on the outer wall of the electrical cabinet 22. The heat sink 221 is provided to dissipate heat from the electrical cabinet 22; the first heat sink 3 is provided to dissipate heat from the heat sink 221.

[0031] like Figure 1 and Figure 2 As shown, the first heat dissipation mechanism 3 includes a first horizontal shaft 31 connected to the outer wall of the electrical cabinet 22 through a bearing for horizontal rotation, a first pulley 32 is fixedly mounted on an output shaft 211, a second pulley 33 is fixedly mounted on the first horizontal shaft 31, and the first pulley 32 and the second pulley 33 are linked by a belt 34; a plurality of first cooling blades 35 are installed on the first horizontal shaft 31. When the moving wheel 11 rotates, the output shaft 211 drives the first pulley 32 to rotate, and then the first pulley 32 drives the second pulley 33 to rotate under the action of the belt 34, the second pulley 33 rotates and drives the first horizontal shaft 31 to rotate, and the first horizontal shaft 31 rotates and drives the plurality of first cooling blades 35 to rotate, so that the heat dissipation plate 221 can be cooled; in summary, the first heat dissipation mechanism 3 is provided to facilitate heat dissipation of the heat dissipation plate 221.

[0032] like Figure 2 and Figure 4As shown, the outer wall of the electrical cabinet 22 is installed with a second heat dissipation mechanism 4 for dissipating heat from the heat dissipation plate 221. The second heat dissipation mechanism 4 includes a second horizontal shaft 41 horizontally rotatably connected to the outer wall of the electrical cabinet 22 through a bearing and a plurality of second cooling blades 42 fixed to the side wall of the second horizontal shaft 41; a first gear 43 is fixed to the side wall of the first horizontal shaft 31, and a second gear 44 is fixed to the side wall of the second horizontal shaft 41, and the first gear 43 is meshed with the second gear 44. The rotation of the first horizontal shaft 31 drives the first gear 43 to rotate, the rotation of the first gear 43 drives the second gear 44 to rotate, the rotation of the second gear 44 drives the second horizontal shaft 41 to rotate, and the rotation of the second horizontal shaft 41 drives the plurality of second cooling blades 42 to rotate, so as to further dissipate heat from the heat dissipation plate 221; in summary, the second heat dissipation mechanism 4 is provided to facilitate further dissipation of heat from the heat dissipation plate 221.

[0033] like Figure 2 and Figure 4 As shown, the side wall of the electrical cabinet 22 is provided with a heat dissipation hole 222, a filter plate 223 is installed in the heat dissipation hole 222, and a cleaning mechanism 5 for cleaning the filter plate 223 is installed on the outer side wall of the electrical cabinet 22. The heat dissipation hole 222 is provided to further dissipate heat from the electrical cabinet 22; the filter plate 223 is provided to filter the heat dissipation hole 222, thereby reducing dust from entering the electrical cabinet 22; the cleaning mechanism 5 is provided to clean the filter plate 223.

[0034] like Figure 2 and Figure 4 As shown, the cleaning mechanism 5 includes a mounting frame 51 installed on the outer wall of the electrical cabinet 22, a reciprocating screw 52 horizontally rotatably connected to the mounting frame 51 through a bearing, and a vertical rod 53 vertically fixed to the mounting frame 51; a movable plate 54 is threadedly connected to the reciprocating screw 52, ​​a cleaning handle 55 is installed on the side of the movable plate 54 close to the electrical cabinet 22, and a brush 56 is installed on the side of the cleaning handle 55 close to the filter plate 223, a first bevel gear 57 is sleeved and fixed on the second horizontal shaft 41, a second bevel gear 58 is installed at the bottom of the reciprocating screw 52, ​​and the second bevel gear 58 is meshed with the first bevel gear 57. The rotation of the second horizontal shaft 41 drives the first bevel gear 57 to rotate, the rotation of the first bevel gear 57 drives the second bevel gear 58 to rotate, the rotation of the second bevel gear 58 drives the reciprocating screw 52 to rotate, the reciprocating screw 52 drives the movable plate 54 to reciprocate, the reciprocating movement of the movable plate 54 drives the cleaning handle 55 to reciprocate, the reciprocating movement of the cleaning handle 55 drives the bristles 56 to reciprocate, thereby cleaning the filter plate 223; in summary, the cleaning mechanism 5 is set to facilitate the cleaning of the filter plate 223.

[0035] like Figure 2 and Figure 4As shown, a power generation mechanism 6 is installed on the side wall of the electrical cabinet 22, and the power generation mechanism 6 includes a vertical shaft 61 vertically fixed to one end of the reciprocating screw 52 and a generator 62 connected to the vertical shaft 61; a rectifier 63 is installed in the electrical cabinet 22, and the generator 62, the rectifier 63 and the battery 23 are electrically connected; a plurality of cleaning blades 64 for cleaning the generator 62 are installed on the side wall of the vertical shaft 61. When the multifunctional cart goes downhill, the reciprocating screw 52 rotates to drive the vertical shaft 61 to rotate, and the vertical shaft 61 rotates to drive the generator 62 to run, and then the battery 23 is conveniently charged under the action of the rectifier 63; in summary, the power generation mechanism 6 is set to facilitate the charging of the battery 23.

[0036] like Figure 4 and Figure 5 As shown, a dredging mechanism 7 for dredging the filter plate 223 is installed in the heat dissipation hole 222, and the dredging mechanism 7 includes a slide plate 71 slidably connected to the heat dissipation hole 222, and a plurality of air holes 711 are provided on the slide plate 71. A plurality of dredging rods 72 are fixedly connected to one side of the slide plate 71 close to the filter plate 223, and the plurality of dredging rods 72 are arranged one by one corresponding to the plurality of filter holes on the filter plate 223; a driving assembly 8 for driving the slide plate 71 to move close to the filter plate 223 is installed on the side wall of the electrical cabinet 22, and sliding sleeves 73 are respectively fixedly connected to both ends of the slide plate 71, and slide grooves 74 are respectively provided on both sides of the heat dissipation hole 222, and a horizontal rod 75 is fixedly connected in each slide groove 74, and two sliding sleeves 73 are respectively slidably connected to the two horizontal rods 75 in the horizontal direction, and a dredging spring 76 is fixedly connected to one side of each sliding sleeve 73, and one end of the dredging spring 76 away from the sliding sleeve 73 is fixedly connected to the inner wall of one end of the slide groove 74. First, the driving assembly 8 drives the slide plate 71 to move toward the direction close to the filter plate 223. The movement of the slide plate 71 toward the direction close to the filter plate 223 drives the dredging rod 72 to move toward the direction close to the filter plate 223, so that the filter plate 223 can be dredged, thereby reducing the possibility of clogging of the filter plate 223. In summary, the dredging mechanism 7 is set to facilitate the dredging of the filter plate 223.

[0037] like Figure 5 and Figure 6As shown, the driving assembly 8 includes a through hole 81 opened on the side wall of the electrical cabinet 22, a rotating tube 82 horizontally rotatably connected to the through hole 81 through a bearing, and a driving rod 83 horizontally arranged in the rotating tube 82; the driving rod 83 is provided with an inclined surface 831 at one end close to the cleaning handle 55, and the inclined surface 831 matches the top of the cleaning handle 55; a reset block 832 is fixedly connected to the side wall of the driving rod 83, a reset groove 811 is opened on the side wall of the through hole 81, the reset block 832 is connected to the reset groove 811 in a sliding direction in the horizontal direction, and a reset spring 833 is horizontally fixedly connected to one end of the reset block 832, and the end of the reset spring 833 away from the reset block 832 is fixedly connected to the inner wall of one end of the reset groove 811; the driving rod 83 The side wall is fixed with a plurality of spiral blocks 834, and the inner wall of the rotating tube 82 is provided with a plurality of spiral grooves 821, and the spiral blocks 834 are matched with the spiral grooves 821 in a one-to-one manner; a third bevel gear 84 is fixedly connected to the end of the rotating tube 82 away from the cleaning handle 55, and a bracket 85 is fixedly connected to the inner wall of the electrical cabinet 22, and a third horizontal shaft 86 is horizontally rotatably connected to the bracket 85 through a bearing, and a fourth bevel gear 87 is fixedly connected to the side wall of the third horizontal shaft 86, and the third bevel gear 84 is meshed with the fourth bevel gear 87; a rotating rod 88 is fixedly connected to the side wall of the third horizontal shaft 86, and a push rod 89 is fixedly connected to the side of the rotating rod 88 close to the slide plate 71, and the push rod 89 can abut against the side of the slide plate 71 away from the filter plate 223. The cleaning handle 55 moves to the driving rod 83 under the action of the reciprocating screw 52, ​​and then the cleaning handle 55 drives the driving rod 83 to move under the action of the inclined surface 831, and then the driving rod 83 drives the rotating tube 82 to rotate under the action of the spiral block 834 and the spiral groove 821, and the rotation of the rotating tube 82 drives the third bevel gear 84 to rotate, and the third bevel gear 84 rotates to drive the fourth bevel gear 87 to rotate, and the fourth bevel gear 87 rotates to drive the rotating rod 88 to rotate, and the rotating rod 88 rotates to drive the push rod 89 to rotate in the direction close to the slide 71, thereby facilitating the movement of the slide 71; in summary, the set driving assembly 8 facilitates the movement of the slide 71.

[0038] Working principle: The drive motor 21 is provided to provide auxiliary force to the multifunctional cart when the multifunctional cart is traveling on some slopes or bumpy places in the wild environment, thereby making it easier for the multifunctional cart to travel in the wild environment.

[0039] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A multifunctional cart suitable for outdoor environments, comprising a frame (1), two moving wheels (11) installed at the bottom of the frame (1), a placement frame (12) installed at the top of the frame (1), and two handles (13) installed at one end of the frame (1), characterized in that: The frame (1) is equipped with an auxiliary device (2), the auxiliary device (2) comprising a driving motor (21) installed in the frame (1), the driving motor (21) comprising two output shafts (211), the two output shafts (211) being respectively connected to two moving wheels (11), the frame (1) is equipped with an electrical cabinet (22), the electrical cabinet (22) is equipped with a storage battery (23), an inverter (24) and a controller (25), the storage battery (23) is electrically connected to the driving motor (21) via the inverter (24), and the electrical cabinet (22) is equipped with a charging head (26) for charging the storage battery (23).

2. A multifunctional cart suitable for outdoor environments according to claim 1, characterized in that: A heat sink (221) is installed on one side of the electrical cabinet (22), and a first heat sink mechanism (3) for dissipating heat from the heat sink (221) is installed on the outer side wall of the electrical cabinet (22).

3. A multifunctional cart suitable for outdoor environments according to claim 2, characterized in that: The first heat dissipation mechanism (3) comprises a first horizontal shaft (31) rotatably connected to the outer wall of the electrical cabinet (22); a first pulley (32) is sleeved and fixed on the output shaft (211); a second pulley (33) is sleeved and fixed on the first horizontal shaft (31); the first pulley (32) and the second pulley (33) are linked via a belt (34); and a plurality of first cooling blades (35) are mounted on the first horizontal shaft (31).

4. A multifunctional cart suitable for outdoor environments according to claim 3, characterized in that: The outer wall of the electrical cabinet (22) is provided with a second heat dissipation mechanism (4) for dissipating heat from the heat dissipation plate (221); the second heat dissipation mechanism (4) comprises a second horizontal shaft (41) rotatably connected to the outer wall of the electrical cabinet (22) and a plurality of second cooling blades (42) fixedly connected to the side wall of the second horizontal shaft (41); a first gear (43) is fixedly connected to the side wall of the first horizontal shaft (31), a second gear (44) is fixedly connected to the side wall of the second horizontal shaft (41), and the first gear (43) is meshed with the second gear (44).

5. A multifunctional cart suitable for outdoor environments according to claim 4, characterized in that: A heat dissipation hole (222) is provided on the side wall of the electrical cabinet (22), a filter plate (223) is installed in the heat dissipation hole (222), and a cleaning mechanism (5) for cleaning the filter plate (223) is installed on the outer side wall of the electrical cabinet (22).

6. A multifunctional cart suitable for outdoor environments according to claim 5, characterized in that: The cleaning mechanism (5) comprises a mounting frame (51) mounted on the outer wall of the electrical cabinet (22), a reciprocating screw (52) rotatably connected to the mounting frame (51), and a vertical rod (53) fixed to the mounting frame (51); a movable plate (54) is threadedly connected to the reciprocating screw (52); a cleaning handle (55) is mounted on a side of the movable plate (54) close to the electrical cabinet (22); a brush (56) is mounted on a side of the cleaning handle (55) close to the filter plate (223); a first bevel gear (57) is sleeved and fixed on the second horizontal shaft (41); a second bevel gear (58) is mounted on the bottom of the reciprocating screw (52); and the second bevel gear (58) is meshed with the first bevel gear (57).

7. A multifunctional cart suitable for outdoor environments according to claim 6, characterized in that: A power generation mechanism (6) is installed on the side wall of the electrical cabinet (22), and the power generation mechanism (6) comprises a vertical shaft (61) fixed to one end of a reciprocating screw (52) and a generator (62) connected to the vertical shaft (61); a rectifier (63) is installed in the electrical cabinet (22), and the generator (62), the rectifier (63) and the battery (23) are electrically connected; and a plurality of cleaning blades (64) for cleaning the generator (62) are installed on the side wall of the vertical shaft (61).

8. The multifunctional cart suitable for outdoor environment according to claim 6, characterized in that: A dredging mechanism (7) for dredging the filter plate (223) is installed in the heat dissipation hole (222), the dredging mechanism (7) comprising a slide plate (71) slidably connected to the heat dissipation hole (222), a plurality of air holes (711) being provided on the slide plate (71), a plurality of dredging rods (72) being fixedly connected to a side of the slide plate (71) close to the filter plate (223), the plurality of dredging rods (72) being arranged in one-to-one correspondence with the plurality of filter holes on the filter plate (223); a side wall of the electrical cabinet (22) is installed with a dredging mechanism (7) for driving the slide plate (71) to dredge the filter plate (223); The driving assembly (8) moves toward the filter plate (223) by moving the sliding plate (71), the two ends of the sliding plate (71) are respectively fixed with sliding sleeves (73), the two sides of the heat dissipation hole (222) are respectively provided with sliding grooves (74), each of the sliding grooves (74) is fixed with a horizontal rod (75), the two sliding sleeves (73) are respectively slidably connected to the two horizontal rods (75), one side of each sliding sleeve (73) is fixed with a dredging spring (76), and one end of the dredging spring (76) away from the sliding sleeve (73) is fixed to the inner wall of one end of the sliding groove (74).

9. A multifunctional cart suitable for outdoor environments according to claim 8, characterized in that: The driving assembly (8) comprises a through hole (81) provided in the side wall of the electrical cabinet (22), a rotating tube (82) rotatably connected to the through hole (81), and a driving rod (83) arranged in the rotating tube (82); an end of the driving rod (83) close to the cleaning handle (55) is provided with an inclined surface (831), and the inclined surface (831) matches the top of the cleaning handle (55); a reset block (832) is fixedly connected to the side wall of the driving rod (83); a reset groove (811) is provided in the side wall of the through hole (81); the reset block (832) is slidably connected to the reset groove (811); one end of the reset block (832) is fixedly connected to a reset spring (833); one end of the reset spring (833) away from the reset block (832) is fixedly connected to the inner wall of one end of the reset groove (811); the side wall of the driving rod (83) is fixedly connected to a plurality of A spiral block (834), the inner wall of the rotating tube (82) is provided with a plurality of spiral grooves (821), the spiral block (834) and the spiral grooves (821) are matched one by one; a third bevel gear (84) is fixedly connected to one end of the rotating tube (82) away from the cleaning handle (55), a bracket (85) is fixedly connected to the inner wall of the electrical cabinet (22), a third horizontal shaft (86) is rotatably connected to the bracket (85), a fourth bevel gear (87) is fixedly connected to the side wall of the third horizontal shaft (86), and the third bevel gear (84) is meshed with the fourth bevel gear (87); a rotating rod (88) is fixedly connected to the side wall of the third horizontal shaft (86), a push rod (89) is fixedly connected to the side of the rotating rod (88) close to the slide plate (71), and the push rod (89) can abut against the side of the slide plate (71) away from the filter plate (223).

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