CN104071285B - Children row the boat drift car - Google Patents

Abstract

A rowing drifting car for children, including a beam frame, two rowing frames, five screw barrels, a car seat, five universal wheels, two round covers and brakes. Two rotary drums and perforated punching pieces are welded together, a screw tube is welded at the bottom of the corrugated bar, the perforated punching piece is connected to the car seat, two screw tubes are welded at the two lower ends of the rear frame, and the paddle frame is composed of a paddle rod and a handle. The moving frames are arranged in pairs on the left and right, the bottom ends of the two handles are welded to the screw barrels, the right-angled bends of the two rowing rods are inserted into the two rotating barrels from bottom to top, and two bolts are used to match the two round covers. Five universal wheels They are respectively screwed into the screw barrel at the bottom of the corrugated cross bar, the screw barrels at the two lower ends of the rear frame and the screw barrels at the lower ends of the two handles. The brake handle is installed on the handle of the right sliding frame, and the brake seat and spring seat are welded on the right Rod, the brake lever is connected to the brake ball and the brake seat, one end of the brake wire is connected to the brake handle, and the other end is connected to the brake lever, and the brake ball brakes the ground.

Description

children's rowing drift car

technical field

The invention relates to a scooter, in particular to a scooter that sits on a chair, puts both feet on a wave-shaped horizontal bar at the front end, and pushes and pulls the handlebars with both hands to move forward quickly. After reaching a certain speed, the two hands can be moved It is a children's rowing drift car that is pulled into a corresponding oblique direction to produce a drift effect.

Background technique

The applicant has previously applied for a car with similar functions. Although it also has certain entertainment functions, there is still room for improvement in more interesting ways of playing, in structure, in appearance and in the matching of brakes.

Contents of the invention

The object of the present invention is to provide a children's rowing and drifting car with beautiful appearance, reasonable technology, more ways to play and more popular with children. The object of the present invention is achieved like this: children's rowing drifting car comprises a beam frame, two rowing frames, five screw barrels, a car chair, five universal wheels, two round covers and brakes, and is characterized in that: the beam frame includes Wave bar, front beam tube, rear frame, two drums, punched sheet with holes and two front sleeves. , the middle bottom of the corrugated bar is welded with a screw barrel, the front beam tube is processed from an elliptical tube, the two sides of the front end of the front beam tube have arc openings, the front end of the beam tube is welded with the corrugated bar, and the rear frame is a The middle part of the round tube is flattened, and then the two ends are bent backwards, and then the two ends are bent downwards to form the two front inner corners of the front frame that can wrap around the round walls of the two drums, and the two ends of the rear frame are bent downwards. A screw barrel is welded in each tube hole, a punching piece with a hole is welded on the top of the two downward bends of the rear frame, a rotary cylinder is welded on the round walls of the two front inner corners of the rear frame, and the front end of the rear frame is welded to the rear end of the front beam tube , the rotary drum is to cut the round tube into short tubes. After the short tubes are welded to the rear frame, plastic linings are pressed into the short tubes. The upper and lower ends of the plastic linings are each inlaid with a bearing; the two rotary drums are horizontally juxtaposed. The perforated punching piece is connected to a car seat, and the two ends of the wave-shaped cross bar are respectively sleeved with a front cover; the paddle frame includes a paddle bar, a handle and a handle cover, and the paddle bar is a horizontal Φ10mm metal round bar with one end folded upwards Bend into a right angle, there is a threaded hole in the middle of the end point of the rod that is bent upwards to form a right angle, the other end of the rod is welded to the side of the lower end of the handle, and the handle that is welded horizontally with the rod is vertically at right angles to the horizontal direction of the rod , the lower part of the handle welded with the row rod is bent backwards, the screw barrel is welded in the tube hole at the lower end of the handle, the handle is bent in a right-angled arc in the middle of a metal circular tube, and the handle is sleeved on the handle , the two paddle frames are arranged in pairs on the left and right, and one end of the two paddle rods bent at right angles is penetrated into the bearing holes of the two drums from bottom to top, and two round covers are placed on the end points of the two paddle rods bent at right angles Use two inner hexagon bolts to penetrate into the holes of the two round covers, and screw them into the threaded holes at the ends of the right-angled bends of the two rods; a universal wheel is screwed to the In the screw barrel at the bottom of the corrugated cross bar, the two universal wheels are screwed to the two screw barrels welded at the two lower ends of the rear frame through the wheel fork bolts, and the other two universal wheels are screwed to the two screw barrels welded at the lower ends of the two handles through the wheel fork bolts. In the cylinder; the brake includes brake handle, brake line, brake seat, spring seat, brake lever, brake ball, lock bolt, spring and bolt with holes. The brake handle is installed on the handle of the right carriage of the two carriages. The brake seat is a groove-shaped piece bent downwards at both ends of a flat iron. There are mutual perforations on the lower part of the two sides of the brake seat groove. On the paddle on the upper right of the brake seat, the brake rod is punched with one end of a flat iron and bent upwards at a right angle, and then a small tube is welded in the middle of the flat iron, and the brake ball is fixedly connected to the left end of the brake rod. The pipe holes of the brake seats correspond to the mutual piercing holes of the brake seats. Use the locking bolts to penetrate into the mutual piercing holes of the brake seats and the pipe holes of the brake lever, and twist them to make the brake levers rotate and connect to the brake seats. The bolts with holes It is inserted into the punching hole of the brake lever, and one end of the brake cable is connected to the brake lever , the other end of the brake wire is inserted into the spring seat and the spring, and then inserted into the hole of the bolt with a hole, and screwed with the bolt with a nut, and the other end of the brake wire is fixed on the brake lever with a punched hole. One end, pull the brake handle, the twitch of the brake line drives the rotation of the two ends of the brake lever, so that the brake ball at the left end of the brake lever can brake with the ground.

The beneficial effects of the present invention are: the present invention is simple in structure, beautiful and smooth in appearance, and has various functions and playing methods; To move forward quickly, you can also push and pull with one hand to make it move forward in a certain range of circles, or you can sit on the car seat and twist to both sides to make it move forward; you can also move forward quickly, Suddenly turn the left and right paddles into the corresponding angles of one front and one back, so that the invention can drift and circle in a certain radius; the brake of the invention is also simple and unique, and adopts the latest design concept.

Description of drawings:

Description of drawings

Fig. 1 is a structure and appearance schematic diagram of the present invention

Fig. 2 is the drawing before the present invention

Fig. 3 is the force diagram of forward pushing and changing of the present invention

Fig. 4 is the figure of the present invention that pulls left and pushes right

Fig. 5 is the moving forward figure of the present invention pulling right and pushing left

Fig. 6 is a diagram of drifting in a circle to the left in the present invention

Fig. 7 is the right circle drift diagram of the present invention

Fig. 8 is a schematic diagram of folding and packing of the present invention

In the figure: 2—moving frame, 3—screw barrel, 4—car seat, 5—universal wheel, 6—round cover, 7—brake; the beam frame also includes: 11—waveform horizontal Rod, 12—front beam tube, 13—rear frame, 14—drum, 15—punched sheet with holes, 16—front cover; paddle frame 2 also includes: 21—paddle rod, 22— —handle, 23—grip; brake 7 also includes: 71—brake handle, 72—brake line, 73—brake seat, 74—spring seat, 75—brake lever, 76—brake ball .

detailed description:

detailed description

According to Fig. 1, the described children's rowing car; includes a beam frame, a rowing frame 2, a screw barrel 3, a car chair 4, a universal wheel 5, a round cover 6 and a brake 7;

The beam frame includes a beam frame including a wave bar 11, a front beam tube 12, a rear frame 13, a rotating cylinder 14, a punching sheet with holes 15 and a front sleeve 16, and the wave bar 11 is formed by pressing a circular tube Three continuous arc-shaped bends, the three arc-shaped bends of the wave-shaped cross bar 11 form a wave shape, and a screw barrel 3 is welded to the bottom of the middle of the wave-shaped cross bar 11, and the screw barrel 3 is a section The threaded hole is tapped in the inner hole of the seamless metal circular tube, and the screw barrel 3 welded to the bottom of the wave-shaped cross bar 11 is vertically vertical to the wave-shaped cross bar 11, and the front beam tube 12 is an elliptical tube or a flat round tube. The left and right sides of the front end of the front beam tube 12 are provided with arc openings. Corresponding to the outer diameter, the front beam tube 12 is provided with process water outlet holes near the front and rear ends, and the front end of the front beam tube 12 is welded to the corrugated cross bar 11,

The said rear frame 13 is flattened in the middle of a round tube, then both ends are bent backwards, and then the two ends are bent downwards to form the two front inner corners of the said rear frame 13 which can wrap around the two drums 13. Round wall, the two ends of the rear frame 13 bent downwards are respectively welded in the pipe holes at both ends, and the two ends of the rear frame 13 bent downwards are slightly obliquely up and down, The round walls of the two front inner corners of the rear frame 13 are respectively welded with a drum 13, the front end of the rear frame 13 is welded to the rear end of the front beam tube 12, and the round walls of the two front inner corners of the rear frame 12 are welded together. The welded drum 13 is vertically perpendicular to the top of the rear frame 13. The drum 14 includes a short tube, a plastic liner and a bearing. The short tube is cut from a metal round tube into a short tube. The liner is a round tube-shaped plastic part. The upper and lower ends of the tube hole of the plastic liner have a step that can be embedded with bearings. The bottom end of the plastic liner has a ring-shaped protrusion, and the short tube is inlaid with the A plastic liner, a bearing is embedded in the upper and lower ends of the plastic liner, the two sides of the rear frame 13 are bent downwards, and a punching piece 15 with a hole is welded to the inside, and the punching piece 15 with a hole is in the There is a punching hole in the middle of a flat iron horizontally.

The perforated punching piece 15 is connected to a car seat 4 by two pairs of bolts and nuts. The car seat 4 is a children's blow molding type with a handle hole on the upper part of the backrest and a connecting hole on the left and right sides of the middle part of the seat cushion. For the vehicle chair, two ends of the wave-shaped cross bar 11 are respectively socketed with a front cover 16, and the described front cover 16 is a general-purpose handle for children's bicycles.

The paddle frame 2 includes a paddle 21, a handle 22 and a grip 23, the paddle 21 is a horizontal Φ10 mm metal round rod with one end bent upwards at a right angle, and the paddle 21 is upward There is a threaded hole in the middle of the end point bent at a right angle, and a lining ring is sleeved at the bending position where the marking rod 21 is bent upwards to form a right angle. The other end of the bar 21 is welded to the side of the lower end of the handle 22, and the handle 22 welded to the other end of the bar 21 is at the outer end of the bar 21. The vertical section of the handle 22 at the end forms a right angle with the transverse direction of the rowing rod 21, the lower part of the handle 22 at the outer end of the rowing rod 21 is bent backward, and the screw barrel 3 is welded to the handle 22. In the tube hole at the lower end, the handle 22 is made into a right-angled arc in the middle of a metal circular tube. The handle 22 is welded vertically with the rowing rod 21 at one end. The other end and the horizontal metal round bar of the rowing rod 21 form an acute angle of 15° looking forward, and the handle 22 is sleeved with a handle, and the handle 22 is used for children's bicycles. Universal grip.

One end of the two said rowing rods 21 bent at right angles penetrates into the bearing holes of the two said rotating cylinders 14 respectively from bottom to top, and the two round covers 6 cover the end points of the two said rowing rods 21 bent at right angles and the two ends. The top of the rotating drum 14 is inserted into the holes of the two round covers 6 with two hexagon socket bolts, and screwed into the threaded holes at the ends of the two described row bars 21 bent at right angles.

The round cover 6 is a plastic cover-shaped piece that is thrown upwards in the middle, with a cylindrical counterbore in the middle, and the cylindrical counterbore is downwardly connected to a vertical through hole.

The universal wheel 5 includes a wheel fork, a wheel and a locking bolt, and the wheel fork includes a plastic wheel fork, two wheel fork bearings, a spring washer and a wheel fork bolt, and the top of the plastic wheel fork There is a counterbore in the middle of the upper and lower sides respectively, and there is a through hole between the two counterbore holes of the plastic wheel fork. Each has a protruding ring, the upper and lower counterbores on the top of the plastic fork are respectively inlaid with a fork bearing, a spring washer is placed in the through hole on the top of the plastic fork, and the fork bolts pass through from bottom to top. Into the inner holes of the two fork bearings on the top of the plastic fork and the spring washer, screw a fork bolt of the fork from bottom to top, and screw it into the bottom of the corrugated cross bar 11 welded on the top of the plastic fork. Screw the wheel fork bolts of the two wheel forks from bottom to top into the two screw barrels 3 welded to the two lower ends of the rear frame 13, and screw the two wheel forks The wheel fork bolts are respectively screwed into the two screw barrels 3 welded to the lower ends of the two handles 22 from bottom to top. The wheel is a PU wheel with a bearing on each of the two sides in the middle. Lining rings are also lined between the two bearings, and the five wheels are connected to the mutual opposite piercing holes at the lower ends of the two forks of the five plastic wheel forks by twisting two pairs of locking bolts.

Described brake 7 comprises brake handle 71, brake line 72, brake seat 73, spring seat 74, brake lever 75, brake ball 76, lock bolt, spring and bolt with hole, and described brake handle 71 is common bicycle Brake handle, described brake handle 71 is installed on the handlebar of the right paddle frame of described paddle frame 2, and described brake line 72 is the shortened type of the brake line of common bicycle, and described brake seat 73 is The two ends of a flat iron are bent downwards into a trough-shaped piece, the lower part of the two sides of the brake seat 73 has mutual opposite perforations, and the brake seat 73 is welded to the right side of the paddle frame 2 Below the moving frame bar, the spring seat 74 is a pair of perforations in the middle of the side of a metal round tube with an outer diameter of Φ13 mm, and a nut of M6 mm is put into the hole of the metal round tube of Φ13 mm. Utilize the opposite perforation on the side of the metal round pipe to weld with the nut of M6 mm, and make the screw hole of the M6 mm nut and the pipe hole of the Φ13 mm metal round pipe in the same direction, and the spring seat 74 is welded on the upper right side of the brake seat 73 On the paddle bar, the brake lever 75 is punched with the right end of a flat iron and bent upward at a right angle. The punched hole of the brake lever 75 is located on the side of the brake lever 75 that is bent upward Above, the left end of the brake lever 75 is bent, and a small tube is welded in the middle of the flat iron. The brake ball 76 is a spherical piece made of PU plastic, and the brake ball 76 is injection molded on the brake rod. At the left end of the rod 75, the tube hole of the small tube of the brake lever corresponds to the mutual perforation of the brake seat 73, and the locking bolt is inserted into the mutual perforation of the brake seat 73 and the tube hole of the brake lever 75 , and twisted against each other, so that the brake lever 75 is rotatably connected to the brake seat. The bolt with a hole has a pair of perforations in the radial direction of the neck of the bolt, and the bolt with a hole penetrates into the brake In the punching hole of the rod 75, one end of the brake wire 92 is connected to the brake handle 91, and the other end of the brake wire 92 penetrates into the spring seat 74 and the spring, and then penetrates into the belt The hole of the hole bolt is screwed with a nut and the hole bolt, the other end of the brake line 72 is fixed to the punched end of the brake lever 75, and the brake handle 71 is pulled, and the The twitching of the brake line 72 drives the rotation of the two ends of the brake lever 75, so that the brake ball 76 at the left end of the brake lever 75 can brake the ground.

Claims (7)

1. A rowing car for children, comprising a beam frame, two rowing frames, five screw barrels, a car seat, five universal wheels, two round covers and brakes, characterized in that: the beam frame includes a wave-shaped cross bar, a front Beam tube, rear frame, two drums, perforated punching sheet and two front sleeves, the wave bar is made of a round tube with three continuous arc bends, the three arc bends form waves, and the middle of the wave bar A screw barrel is welded at the bottom, and the front beam tube is processed by an oval tube. There are arc openings on both sides of the front end of the front beam tube, and the front end of the front beam tube is welded with a corrugated cross bar. The two ends are rolled and flattened, and then the two ends are bent backwards, and then the two ends are bent downwards to form the two front inner corners of the front frame that can wrap the round walls of the two drums, and the tube holes at the two ends of the rear frame that are bent downwards One screw barrel is welded in each center, a punching sheet with a hole is welded above the two ends of the rear frame bent downwards, a rotating cylinder is welded to the round walls of the two front inner corners of the rear frame, and the front end of the rear frame is welded to the rear end of the front beam tube. The rotary drum is to cut the round tube into short tubes. After the short tubes are welded to the rear frame, plastic liners are pressed into the short tubes. The upper and lower ends of the plastic liner are respectively inlaid with a bearing; the two rotary drums are horizontally juxtaposed. The perforated punching piece is connected to a car seat, and the two ends of the wave-shaped cross bar are respectively sleeved with a front cover; the paddle frame includes a paddle bar, a handle and a handle cover, and the paddle bar is a horizontal Φ10mm metal round rod, and one end Bend upwards into a right angle, there is a threaded hole in the middle of the end of the rod bent upwards into a right angle, the other end of the rod horizontally is welded to the side of the lower end of the handle, and the handle welded horizontally to the rod The horizontal direction forms a right angle, and the lower part of the handle welded with the row rod is bent backwards. The screw barrel is welded in the tube hole at the lower end of the handle. The handle and the two paddle frames are arranged in pairs on the left and right, and the ends of the two paddle rods bent at right angles are inserted into the bearing holes of the two drums from bottom to top, and the two round covers are placed on the two paddle rods to bend at right angles. At the end of the two cylinders and the top of the two drums, use two hexagon socket bolts to penetrate into the holes of the two round covers, and screw them into the threaded holes at the ends of the two rods bent at right angles; a universal wheel passes through the wheel fork The bolts are screwed into the screw barrels at the bottom of the corrugated cross bar. The two universal wheels are screwed into the two screw barrels welded to the two lower ends of the rear frame through the fork bolts, and the other two universal wheels are screwed into the two handlebars through the wheel fork bolts. In the two screw barrels at the lower end; the brakes include brake handles, brake lines, brake seats, spring seats, brake levers, brake balls, locking bolts, springs and bolts with holes. On the handlebar, the brake seat is a groove-shaped piece bent downwards at both ends of a flat iron. The lower parts of the two sides of the brake seat groove have mutual perforations, and the brake seat is welded under the rod of the right paddle frame. , the spring seat is welded to the paddle on the upper right of the brake seat. The brake rod is made of a flat iron that is punched at one end and bent upward at a right angle at the end. Then a small tube is welded in the middle of the flat iron. Fixedly connect the brake ball, put the tube hole of the small tube on the brake lever corresponding to the paired hole of the brake seat, use the locking bolt to penetrate into the paired hole of the brake seat and the tube hole of the brake lever, and twist them to make the brake lever Rotationally connected to the brake seat, the bolt with a hole penetrates into the punching hole of the brake lever, one end of the brake cable is connected to the brake handle, the brake The other end of the line is inserted into the spring seat and the spring, and then inserted into the hole of the holed bolt, and screwed with a nut and the holed bolt, and the other end of the brake line is fixed to the end of the brake lever with a punched hole. Pull the brake handle, the twitch of the brake wire drives the rotation of both ends of the brake lever, so that the brake ball at the left end of the brake lever contacts the ground to achieve braking; the screw barrel is tapped in the inner hole of a section of seamless metal tube to form a thread The hole, the screw barrel welded to the bottom of the wave bar, is vertically perpendicular to the wave bar, and the arc opening at the front end of the front beam tube is the same as the outer diameter of the wave bar. Correspondingly, the front beam tubes are respectively provided with process water outlet holes under the front and rear ends; The welded rotating drum is vertically perpendicular to the top of the rear frame. The rotating drum includes a short tube, a plastic liner and a bearing. The plastic liner is a circular tubular plastic part. The plastic liner There is a step at the upper and lower ends of the tube hole, which can be embedded with bearings. The bottom end of the plastic liner has a ring-shaped protrusion, and the plastic liner is inlaid in the short tube. The punched sheet with holes is A punching hole is respectively arranged horizontally in the middle part of a flat iron. 2. The children's rowing drift car according to claim 1, characterized in that: said car chair is a children's blow-molded car chair with a handle hole on the upper part of the backrest and a connecting hole on the left and right sides of the middle part of the seat cushion, Both ends of the wave-shaped crossbar are respectively socketed with a front cover, and the front cover is a general-purpose handle for children's bicycles. 3. The children's rowing and drifting car according to claim 1, characterized in that: the bending part where the rowing rod is bent upwards to form a right angle is sleeved with a bushing, and the bushing is cut from a metal round pipe Ring-shaped, the handle welded to the other end of the row bar is at the outer end of the row bar, one end of the handle is vertically welded to the row bar, and the other end of the handle The shape of the metal round rod transverse to the rowing rod is an acute angle of 15° forward when viewed from above, and the handle is a general-purpose handle for children's bicycles. 4. The children's rowing drift car according to claim 1, characterized in that: said round cover is made of plastic that is thrown up in the middle, with a cylindrical counterbore in the middle, and the cylindrical counterbore is connected downward to the vertical through hole. Cover shape. 5. The children's rowing drift car according to claim 1, characterized in that: the universal wheel includes a wheel fork, a wheel and locking bolts, and the wheel fork includes a plastic wheel fork, a two-wheel fork Bearings, spring washers and wheel fork bolts. There is a counterbore in the middle of the upper and lower sides of the top of the plastic wheel fork. There is a through hole between the two counterbores of the plastic wheel fork. The lower ends of the plastic wheel fork have Mutual pair of perforations, the pair of perforations on the inside of the two forks of the plastic wheel fork each have a protruding ring, the upper and lower counterbores on the top of the plastic wheel fork are each inlaid with a wheel fork bearing, the top of the plastic wheel fork A spring washer is placed in the through hole, and the fork bolt penetrates from bottom to top into the inner holes of the two fork bearings on the top of the plastic fork and the spring washer. 6. The children's rowing drifting car according to claim 5, characterized in that: a wheel fork bolt of the wheel fork is screwed into the screw welded at the bottom of the wave-shaped cross bar from bottom to top. Screw the wheel fork bolts of the two wheel forks from bottom to top into the two screw barrels welded to the two lower ends of the rear frame respectively, and screw the wheel fork bolts of the two wheel forks from bottom to top, respectively. screwed into the two screw barrels welded on the lower ends of the two handles, the wheel is a PU wheel with a bearing on both sides in the middle, and a lining ring is also lined between the two bearings of the wheel, five The wheels are all respectively connected to the mutually opposite piercing holes at the lower ends of the two forks of the five plastic wheel forks by means of locking bolts. 7. The children's rowing and drifting car according to claim 1, characterized in that: the brake handle is an ordinary bicycle brake handle, and the brake handle is installed on the handle of the right paddle frame of the paddle frame Above, the brake line mentioned is a shortened version of the brake line of an ordinary bicycle, and the spring seat is a metal round tube with an outer diameter of Φ13 mm with a pair of perforations in the middle of the side, and the tube hole of the metal round tube with a diameter of Φ13 mm Put an M6 nut in it, use the opposite perforation on the side of the metal tube to weld with the M6 nut, and make the screw hole of the M6 nut and the tube hole of the Φ13 mm metal tube in the same direction, the punching hole of the brake lever is located at the On the side of the upwardly bent end of the brake lever, there is a bend at the left end of the brake lever. The brake ball is a spherical piece made of PU plastic, and the brake ball is injection molded on the left end of the brake lever. A hole bolt is a bolt with a pair of holes pierced radially in the neck.