Electric tricycle

Abstract

The utility model discloses an electric tricycle which comprises a tricycle body, a seat frame is fixedly installed on the top face of the tricycle body, and an installation plate is movably hinged to the top face of the seat frame. According to the electro-tricycle, the inclination angle of the soft cushion can be adjusted through the arranged movable plate and the arranged connecting block, when the electro-tricycle is used, a fixing rod is pulled to drive the connecting block, an abutting plate moves downwards, then the abutting plate drives a clamping rod to be pulled out of a clamping groove, and then a fixing box is pulled to drive the movable plate to move backwards; at the moment, a movable plate can slowly jack up the front end of a mounting plate through a limiting groove, then the mounting plate can drive a mounting shell to adjust the inclination angle of a soft cushion, and when the inclination angle is adjusted to a proper angle, a fixing rod is loosened, and an abutting plate is driven through the elastic force of a spring to enable a clamping rod to be inserted into a clamping groove to fix the position of the movable plate; and then the movable plate can fix the mounting plate so as to fix the inclination angle of the soft cushion, adjustment is convenient, and practicability is good.

Description

Technical Field

[0001] The utility model relates to the technical field of tricycles, in particular to an electric tricycle. Background Art

[0002] An electric tricycle is a vehicle with three wheels equipped with an electric drive system. It is powered by a battery and driven by an electric motor and is mainly used to transport goods or people.

[0003] The patent application with reference announcement number CN219857470U discloses an electric tricycle, which has a multi-person mode and a single-person mode. Users can select the corresponding mode according to different actual usage needs. The adjustment switching operation between the two modes is relatively simple and practical. It includes a body frame, the body frame includes an adjustable seat assembly, a linkage structure and an auxiliary structure. The adjustable seat assembly includes a vertical frame, a vertical seat cushion is installed on the vertical frame, the vertical frame is connected to a second mounting ear and two connecting ears, the second mounting ear is hinged to a hinged rod, the linkage structure includes two rotating shafts, a multi-bend frame is fixedly connected to the two rotating shafts, two connecting plates are fixedly connected in the multi-bend frame, both connecting plates are rotatably connected to double hook rods, and the two double hook rods are respectively rotatably connected to the connecting ears, the auxiliary structure includes a storage frame and an auxiliary backboard, the storage frame is rotatably connected to the multi-bend frame, the storage frame is connected to a first mounting ear, and the first mounting ear is hinged to the hinged rod.

[0004] However, the seat adjustment of the above technical device can be adjusted to single mode and double mode. In actual use, there are often significant differences in the height, weight and sitting habits of different users. The above device is not convenient for adjusting the height and angle of the seat to improve the comfort of the user, and its practicality is average. Utility Model Content

[0005] In view of the deficiencies in the prior art, the present invention provides an electric tricycle, which solves the problem that the existing electric tricycles are not convenient for adjusting the height and angle of the seat to improve the comfort of the user and have general practicality.

[0006] To achieve the above objectives, the present invention is implemented through the following technical solutions: an electric tricycle, comprising a body, a seat frame fixedly mounted on the top surface of the body, a mounting plate movably hinged to the top surface of the seat frame, a mounting shell movably mounted on the top surface of the mounting plate, a soft cushion fixedly mounted on the outer side of the mounting shell, an adjustment mechanism provided inside the mounting plate for adjusting the height and angle of the soft cushion, the adjustment mechanism comprising:

[0007] A lifting assembly, disposed inside the vehicle body, for adjusting the height of the cushion;

[0008] A movable component is arranged on the inner side of the seat frame for adjusting the inclination angle of the cushion. The movable component includes a bottom plate fixedly mounted on the inner side of the seat frame, a movable groove is provided on the top surface of the bottom plate, a movable plate is movably mounted inside the movable groove, movable rods are movably mounted on the top ends of the left and right sides of the movable plate, a top groove is provided on the bottom surface of the mounting plate, limiting grooves are provided on the left and right sides of the top groove, a fixing box is fixedly mounted on the bottom surface of the movable plate, and a fixing component is provided inside the fixing box for fixing the position of the movable plate.

[0009] Preferably, the fixing assembly includes a support plate movably installed inside the fixing box, a connecting block is fixedly installed on the bottom surface of the support plate, a fixing rod is fixedly installed on the bottom surface of the connecting block, springs are fixedly installed on the left and right sides of the bottom surface of the support plate, clamping rods are fixedly installed on the left and right sides of the top surface of the support plate, and a number of clamping slots are provided on the left and right sides of the bottom surface of the bottom plate.

[0010] Preferably, the top surface of the movable plate movably passes through the bottom surface of the top groove and extends to the inside of the top groove, the outer side of the movable rod is movably installed in the inside of the limiting groove, the bottom surface of the movable plate movably passes through the top surface of the bottom plate and is fixedly installed on the top surface of the fixed box, and the bottom surface of the movable groove passes through the top surface of the bottom plate and extends to the bottom surface of the bottom plate.

[0011] Preferably, the bottom surface of the connecting block movably passes through the interior of the fixed box and is fixedly installed on the top surface of the fixed rod, the bottom end of the spring is fixedly installed on the bottom surface of the inner cavity of the fixed box, and the top end of the clamping rod movably passes through the interior of the fixed box and extends to the inside of the clamping slot.

[0012] Preferably, the lifting assembly includes a connecting groove opened on the top surface of the mounting plate, and a forward and reverse screw is movably installed inside the connecting groove, and a horizontal plate is movably installed on the front and rear sides of the connecting groove, and a limiting rod is fixedly installed on the left and right sides of the connecting groove, and the left and right ends of the horizontal plate are movably hinged with a connecting plate.

[0013] Preferably, the front end of the limit rod movably passes through the rear side of the horizontal plate and is fixedly installed on the front side of the connecting groove, the rear end thread of the forward and reverse screw rods passes through the front side of the horizontal plate and is movably installed on the rear side of the connecting groove, the front end of the forward and reverse screw rods movably passes through the interior of the connecting groove and extends to the front side of the mounting plate, and the opposite ends of the connecting plate are movably hinged to the bottom surface of the mounting shell.

[0014] Beneficial effects

[0015] The utility model provides an electric tricycle. Compared with the prior art, it has the following beneficial effects:

[0016] (1) The electric tricycle can adjust the inclination angle of the cushion by means of the movable plate and the connecting block. When in use, the fixing rod is pulled to drive the connecting block to move the push plate downward, and then the push plate will drive the clamping rod to be pulled out from the inside of the clamping slot, and then the fixing box is pulled to drive the movable plate to move to the rear side. At this time, the movable plate can slowly lift the front end of the mounting plate through the limiting slot, and then the mounting plate will drive the mounting shell to adjust the inclination angle of the cushion. When the angle is adjusted to the appropriate angle, the fixing rod is released, and the elastic force of the spring will drive the push plate to insert the clamping rod into the inside of the clamping slot to fix the position of the movable plate, and then the movable plate will fix the mounting plate to fix the inclination angle of the cushion. The adjustment is convenient and the practicability is good.

[0017] (2) The height of the cushion can be adjusted by the horizontal plate and the connecting plate. When in use, the horizontal plate is rotated to move to the opposite side by rotating the positive and negative screws. Then the horizontal plate drives the mounting shell through the connecting plate to lift the cushion. When the height is adjusted to the appropriate level, the customized rotating positive and negative screws can fix the position of the cushion. It is convenient, quick and practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the three-dimensional appearance of the utility model;

[0019] Figure 2 This is a side view of the utility model;

[0020] Figure 3 For the utility model Figure 2 A in the middle is an enlarged schematic diagram of the appearance;

[0021] Figure 4 This is a partial cross-sectional three-dimensional appearance schematic diagram of the utility model;

[0022] Figure 5 For the utility model Figure 4 The enlarged appearance diagram at point B in the middle.

[0023] In the figure: 1-car body, 2-adjustment mechanism, 21-lifting assembly, 211-cross plate, 212-positive and negative screws, 213-connecting slot, 214-connecting plate, 215-limiting rod, 22-moving assembly, 221-bottom plate, 222-movable slot, 223-movable plate, 224-top slot, 225-retaining plate, 226-connecting block, 227-fixing rod, 228-movable rod, 229-limiting slot, 2210-spring, 2211-card slot, 2212-card rod, 2213-fixing box, 3-seat frame, 4-mounting plate, 5-cushion, 6-mounting shell. DETAILED DESCRIPTION

[0024] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0025] See Figure 1-Figure 5 , this utility model provides two technical solutions:

[0026] First embodiment: An electric tricycle includes a body 1, a seat frame 3 is fixedly mounted on the top surface of the body 1, a mounting plate 4 is movably hinged on the top surface of the seat frame 3, a mounting shell 6 is movably mounted on the top surface of the mounting plate 4, a soft cushion 5 is fixedly mounted on the outside of the mounting shell 6, and an adjustment mechanism 2 is provided inside the mounting plate 4 for adjusting the height and angle of the soft cushion 5. The adjustment mechanism 2 includes:

[0027] A lifting assembly 21 is provided inside the vehicle body 1 and is used to adjust the height of the cushion 5;

[0028] The movable assembly 22 is arranged on the inner side of the seat frame 3 for adjusting the inclination angle of the cushion 5. The movable assembly 22 includes a bottom plate 221 fixedly mounted on the inner side of the seat frame 3, and the right end of the cross plate 211 is tilted upward and installed. The inclination angle is not limited as long as the movable plate 223 moves to drive the mounting plate 4 to tilt the cushion 5. The top surface of the bottom plate 221 is provided with a movable groove 222, and the cross section of the movable groove 222 is cross-shaped. The interior of the movable groove 222 is movably mounted with a movable plate 223, and the cross section of the movable plate 223 is cross-shaped. The top ends of the left and right sides of the movable plate 223 are movably mounted with movable rods 22 8. A top groove 224 is provided on the bottom surface of the mounting plate 4. A limit groove 229 is provided on both sides of the top groove 224. A fixing box 2213 is fixedly installed on the bottom surface of the movable plate 223. A fixing assembly is provided inside the fixing box 2213 to fix the position of the movable plate 223. The fixing assembly includes a plate 225 movably installed inside the fixing box 2213. A connecting block 226 is fixedly installed on the bottom surface of the plate 225. A fixing rod 227 is fixedly installed on the bottom surface of the connecting block 226. Springs 2210 are fixedly installed on both sides of the bottom surface of the plate 225. A clamping rod 227 is fixedly installed on both sides of the top surface of the plate 225. 212, a plurality of card slots 2211 are provided on both sides of the left and right sides of the bottom surface of the bottom plate 221, and the plurality of card slots 2211 are linearly and evenly distributed on the bottom surface of the bottom plate 221, the top surface of the movable plate 223 movably passes through the bottom surface of the top groove 224 and extends to the inside of the top groove 224, the outer side of the movable rod 228 is movably installed in the inside of the limiting groove 229, and the movable rod 228 can connect the mounting plate 4 with the movable plate 223 through the limiting groove 229, the bottom surface of the movable plate 223 movably passes through the top surface of the bottom plate 221 and is fixedly installed on the top surface of the fixed box 2213, the bottom surface of the movable groove 222 passes through the top surface of the bottom plate 221 and extends to The bottom surface of the bottom plate 221 and the bottom surface of the connecting block 226 are movable through the interior of the fixed box 2213 and are fixedly installed on the top surface of the fixed rod 227, and pulling the connecting block 226 can drive the push plate 225 to move downward to pull the card rod 2212 out from the inside of the card slot 2211. The bottom end of the spring 2210 is fixedly installed on the bottom surface of the inner cavity of the fixed box 2213, and the top end of the card rod 2212 is movable through the interior of the fixed box 2213 and extends to the interior of the card slot 2211, and the elastic force of the spring 2210 can drive the push plate 225 to make the card rod 2212 inserted into the interior of several card slots 2211 to fix the position of the movable plate 223.

[0029] When the cam 223 is in the state of being rotated, the locking rod 2212 of the locking rod 2212 is pulled out of the locking groove 2211, and the locking box 2213 is pulled to move the movable plate 223 to the rear side. At this time, the movable plate 223 can slowly push up the front end of the mounting plate 4 through the limit groove 229, and then the mounting plate 4 will drive the mounting shell 6 to adjust the tilt angle of the cushion 5. When the angle is adjusted to a suitable angle, the fixing rod 227 is released, and the elastic force of the spring 2210 will drive the locking plate 225 to make the locking rod 2212 insert into the inner part of the locking groove 2211 to fix the position of the movable plate 223. Then the movable plate 223 will fix the mounting plate 4, thereby fixing the tilt angle of the cushion 5.

[0030] The second embodiment is different from the first embodiment in that: the lifting assembly 21 includes a connecting groove 213 provided on the top surface of the mounting plate 4, a positive and negative screw 212 is movably installed inside the connecting groove 213, a cross plate 211 is movably installed on both the front and rear sides of the connecting groove 213, and a limit rod 215 is fixedly installed on both the left and right sides of the connecting groove 213. The left and right ends of the cross plate 211 are movably hinged with a connecting plate 214, and the opposite end of the connecting plate 214 is tilted and hinged to the bottom surface of the mounting shell 6, and the front end of the limit rod 215 is movably passed through the rear side of the cross plate 211 and fixed. It is installed on the front side of the connecting groove 213, and the stability of the horizontal plate 211 during movement can be improved by the limit rod 215. The rear end thread of the positive and negative screws 212 passes through the front side of the horizontal plate 211 and is movably installed on the rear side of the connecting groove 213. The front end of the positive and negative screws 212 movably passes through the interior of the connecting groove 213 and extends to the front side of the mounting plate 4. The opposite ends of the connecting plate 214 are movably hinged to the bottom surface of the mounting shell 6, and the rotation of the positive and negative screws 212 drives the horizontal plate 211 to move to the opposite side. Then the horizontal plate 211 will lift the mounting shell 6 through the connecting plate 214 to drive the cushion 5 to rise.

[0031] The height of the cushion 5 can be adjusted by the provided horizontal plate 211 and the connecting plate 214. When in use, the forward and reverse screws 212 are rotated to drive the horizontal plate 211 to move to the opposite side, and then the horizontal plate 211 will drive the mounting shell 6 through the connecting plate 214 to lift the cushion 5. When it is adjusted to the appropriate height, the customized rotation of the forward and reverse screws 212 can fix the position of the cushion 5, which is convenient, fast and practical.

[0032] At the same time, the contents not described in detail in this specification belong to the existing technology known to those skilled in the art, and the model parameters of each electrical appliance are not specifically limited, and conventional equipment can be used.

[0033] When in use, when the user needs to adjust the inclination angle of the cushion 5, the user pulls the fixing rod 227 to drive the connecting block 226 to move the support plate 225 downward, and then the support plate 225 drives the clamping rod 2212 to be pulled out from the inside of the clamping slot 2211, and then pulls the fixing box 2213 to drive the movable plate 223 to move backward. At this time, the movable plate 223 can slowly lift the front end of the mounting plate 4 through the limiting slot 229, and then the mounting plate 4 will drive the mounting shell 6 to adjust the inclination angle of the cushion 5. When the appropriate angle is adjusted, the fixing rod 227 is released to spring back. The elastic force of the spring 2210 will drive the abutment plate 225 to insert the locking rod 2212 into the inside of the locking slot 2211 to fix the position of the movable plate 223, and then the movable plate 223 will fix the mounting plate 4 to fix the inclination angle of the cushion 5. When the height of the cushion 5 needs to be adjusted, the forward and reverse screws 212 are rotated to drive the horizontal plate 211 to move to the opposite side, and then the horizontal plate 211 will drive the mounting shell 6 to lift the cushion 5 through the connecting plate 214. When the appropriate height is adjusted, the customized rotation of the forward and reverse screws 212 can fix the position of the cushion 5.

[0034] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "include" or "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus comprising a series of elements includes not only those elements, but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

[0035] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An electric tricycle, comprising a vehicle body (1), characterized in that: A seat frame (3) is fixedly mounted on the top surface of the vehicle body (1); a mounting plate (4) is movably hinged to the top surface of the seat frame (3); a mounting shell (6) is movably mounted on the top surface of the mounting plate (4); a soft cushion (5) is fixedly mounted on the outer side of the mounting shell (6); an adjustment mechanism (2) is provided inside the mounting plate (4) for adjusting the height and angle of the soft cushion (5); the adjustment mechanism (2) comprises: A lifting assembly (21) is provided inside the vehicle body (1) and is used to adjust the height of the cushion (5); A movable assembly (22) is arranged on the inner side of the seat frame (3) for adjusting the tilt angle of the cushion (5), the movable assembly (22) comprising a bottom plate (221) fixedly mounted on the inner side of the seat frame (3), a movable groove (222) being provided on the top surface of the bottom plate (221), a movable plate (223) being movably mounted inside the movable groove (222), movable rods (228) being movably mounted on the top ends of the left and right sides of the movable plate (223), a top groove (224) being provided on the bottom surface of the mounting plate (4), limiting grooves (229) being provided on the left and right sides of the top groove (224), a fixing box (2213) being fixedly mounted on the bottom surface of the movable plate (223), and a fixing assembly being provided inside the fixing box (2213) for fixing the position of the movable plate (223).

2. The electric tricycle according to claim 1, characterized in that: The fixing assembly comprises a support plate (225) movably mounted inside a fixing box (2213); a connecting block (226) is fixedly mounted on the bottom surface of the support plate (225); a fixing rod (227) is fixedly mounted on the bottom surface of the connecting block (226); springs (2210) are fixedly mounted on both the left and right sides of the bottom surface of the support plate (225); clamping rods (2212) are fixedly mounted on both the left and right sides of the top surface of the support plate (225); and a plurality of clamping slots (2211) are provided on both the left and right sides of the bottom surface of the bottom plate (221).

3. The electric tricycle according to claim 1, characterized in that: The top surface of the movable plate (223) movably passes through the bottom surface of the top groove (224) and extends to the inside of the top groove (224); the outer side of the movable rod (228) is movably installed in the inside of the limiting groove (229); the bottom surface of the movable plate (223) movably passes through the top surface of the bottom plate (221) and is fixedly installed on the top surface of the fixed box (2213); the bottom surface of the movable groove (222) passes through the top surface of the bottom plate (221) and extends to the bottom surface of the bottom plate (221).

4. The electric tricycle according to claim 2, characterized in that: The bottom surface of the connecting block (226) movably passes through the interior of the fixing box (2213) and is fixedly mounted on the top surface of the fixing rod (227); the bottom end of the spring (2210) is fixedly mounted on the bottom surface of the inner cavity of the fixing box (2213); and the top end of the clamping rod (2212) movably passes through the interior of the fixing box (2213) and extends to the interior of the clamping slot (2211).

5. The electric tricycle according to claim 1, characterized in that: The lifting assembly (21) includes a connecting groove (213) provided on the top surface of the mounting plate (4), a forward and reverse screw rod (212) being movably mounted inside the connecting groove (213), a transverse plate (211) being movably mounted on both the front and rear sides of the connecting groove (213), a limiting rod (215) being fixedly mounted on both the left and right sides of the connecting groove (213), and a connecting plate (214) being movably hinged on both the left and right ends of the transverse plate (211).

6. The electric tricycle according to claim 5, characterized in that: The front end of the limiting rod (215) movably passes through the rear side of the transverse plate (211) and is fixedly mounted on the front side of the connecting groove (213); the rear end thread of the forward and reverse screw rod (212) passes through the front side of the transverse plate (211) and is movably mounted on the rear side of the connecting groove (213); the front end of the forward and reverse screw rod (212) movably passes through the interior of the connecting groove (213) and extends to the front side of the mounting plate (4); and the opposite ends of the connecting plate (214) are both movably hinged to the bottom surface of the mounting shell (6).

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