KR101871881B1 - Diy type electric driven vehicle - Google Patents

Abstract

The present invention relates to a consumer prefabricated electric vehicle in which a consumer can easily assemble and use the product with a design corresponding to his or her preference at low cost, and the steering of the front wheel and the reduction of the road surface vibration can be achieved by a very simple structure.
The consumer prefabricated electric train according to the present invention includes a support bar extending in a lengthwise direction, a connecting bar which is connected across the front side of the support bar and has wheel connecting vertical rods at both ends thereof, A front wheel mounted on the wheel connecting vertical bar of the lower base frame so as to be elastically biased upward and downward, and a front wheel disposed on the rear wheel shaft of the lower base frame, A rear wheel fixedly coupled to both ends of the lower base frame, a steering handle rotatably mounted on the connecting bar of the lower base frame, a lower panel coupled to the lower base frame, A plurality of vehicle body forming panels assembled and coupled to form a vehicle exterior, an electric motor provided on a lower surface of the lower panel, And a steering means provided between the steering shaft of the steering wheel and the front wheel for changing the steering angle of the front wheel in accordance with the rotation of the steering wheel.

Description

{DIY TYPE ELECTRIC DRIVEN VEHICLE}

BACKGROUND OF THE INVENTION 1. Field of the Invention [0002] The present invention relates to a small-sized electric railway vehicle that children ride on and run at a low speed, and more particularly, to a consumer railway electric railway train which allows a consumer to directly use his own design.

In general, DIY (Do It Yourself) refers to the way in which consumers purchase semi-finished materials and assemble the finished product directly. Such a consumer assembly method (DIY) is widely used in a variety of products including furniture because it has an advantage that consumers can reduce the cost of purchasing the product.

As one example of such a consumer prefabricated product, Korean Utility Model Registration No. 20-0429011 (published on Oct. 18, 2006) has a plate, and a fitting portion is formed integrally with a predetermined length on one side and the other side, A plurality of shelves having inclined grooves formed in an inner direction thereof and having a trapezoidal shape in the fitting portion; A plurality of shelf mounting grooves for fixing the shelves therebetween are formed at predetermined intervals on one side and upper and lower portions of the shelf mounting grooves are formed to correspond to the shape of the fitting portions so that the fitting portions of the shelves can be inserted at one or both sides simultaneously A plurality of rear plate mounting holes formed at edge portions of the other side and formed with a predetermined depth in a side end portion on which the rear plate mounting holes are located and having rear plate fixing grooves for screwing the rear plate provided on the rear plate mounting holes; A plurality of side plates made of sieves; And a plurality of rear plates formed of a plate having a plurality of inserts at one and the other end for insertion into the rear plate mounting holes of the side plates.

Also, Korean Patent Laid-Open Publication No. 10-2014-0001688 (published on Apr. 1, 2014) discloses a consumer prefabricated interior lighting device using an LED bar that can be assembled and installed directly by a customer by easily attaching a plurality of LED bars to a sheet.

Korean Utility Model Laid-Open Publication No. 20-2013-0002640 (published on March 3, 2013) discloses a cosmetic container comprising a lid portion covering an upper surface of a main body, at least one or more And a drawer portion which is drawn in and pulled out from the main body in a sliding manner. The cosmetic container of the present invention is characterized in that the main body includes a groove portion and a kit used for manufacturing cosmetics.

Korean Patent Laid-Open Publication No. 10-2011-0031030 (published on Mar. 24, 2011) discloses a leather handbag making material prepared according to a specific design and a handbag for making a handbag using the above- A kit for making a natural leather handbag is disclosed, which comprises a bag or a box containing the instructions describing how to make the natural leather handbag and the material and instructions for making the natural leather handbag.

In recent years, consumer assembly methods have also been applied to small electric trains that children ride on and run at low speed.

As an example of such a consumer-assembled type electric railcar, Korean Patent Laid-Open Publication No. 10-2015-0081096 (published on Jul. 13, 2015) has a base plate integrally formed with a horizontal front portion and a horizontal rear portion, A rear frame provided on an upper portion of a rear portion of the base plate; a second frame provided between the front frame and the rear frame on the base plate, A first support means for supporting the inner case on the base plate, a second support means for supporting the front frame on the base plate, a third support means for supporting the rear frame on the base plate, First connecting means for connecting and supporting the frame and the inner case, And a train infant is disclosed, characterized in that comprises a second connecting means for connecting and supporting the inner case.

However, in the case of the consumer assembly type electric vehicle as described above, it is possible to provide various designs according to consumers' preferences, but all the components such as the steering means have a very complicated shape, and at the same time, There is a problem that the cost required can be increased.

Patent Document 1: Korean Utility Model Registration No. 20-0429011 (issued October 18, 2006) Patent Document 2: Korean Patent Laid-Open Publication No. 10-2014-0001688 (published on April 1, 2014) Patent Document 3: Korean Utility Model Publication No. 20-2013-0002640 (published on May 3, 2013) Patent Document 4: Korean Patent Laid-Open No. 10-2011-0031030 (published on March 24, 2011) Patent Document 5: Korean Patent Publication No. 10-2015-0081096 (published on July 13, 2015)

SUMMARY OF THE INVENTION Accordingly, the present invention has been made keeping in mind the above problems occurring in the prior art, and it is an object of the present invention to provide a consumer assembled type electric rail vehicle in which a consumer can easily assemble and use the product with a design corresponding to his / .

Further, the present invention is based on the object of providing a customer-assembled type electric rail vehicle in which the steering of the front wheel and the reduction of the road surface vibration can be achieved by a very simple structure.

The above-described object of the present invention is also achieved by a support bar comprising a support bar extending in a lengthwise direction, a connecting bar connecting across the front side of the support bar and having wheel connecting vertical rods at both ends thereof, A front wheel mounted to the wheel connecting vertical bar of the lower base frame so as to be elastically biased upward and downward, and a rear wheel shaft mounted on the rear wheel shaft of the lower base frame, A lower panel coupled to the lower base frame, and a lower panel coupled to the lower panel, the lower panel being coupled to the lower panel, An electric motor provided on a lower surface of the lower panel, and an electric motor connected to the electric motor and the electric pulley, And a steering means provided between the steering shaft of the steering wheel and the front wheel for changing the steering angle of the front wheel in accordance with the rotation of the steering wheel, Wherein the wheel base is rotatably installed on an outer side of a wheel connecting pipe installed to be elastically biased upward and downward on a wheel connecting vertical bar of the lower base frame.

According to a preferred feature of the present invention, the wheel connecting vertical rods of the lower base frame are installed over the U-shaped brackets provided at both ends of the connecting bar.

delete

According to a preferred aspect of the present invention, the lower panel and the plurality of body-formed panels are formed of a wood panel to facilitate the change of the shape of the vehicle body.

According to a preferred aspect of the present invention, the steering means includes an operating plate integrally coupled to the steering shaft of the steering handle and rotated, and an intermediate portion connected to the operating plate, And a steering drive shaft coupling protrusion protruded from the wheel coupling tube and connected to an end of the steering drive shaft.

According to a preferred aspect of the present invention, a battery for supplying electric power to the electric motor is mounted on the consumer assembly type electric vehicle.

According to the present invention, the lower panel, the lower panel, the front panel, the rear panel, and the steering wheel are formed of a wood panel and have a simple structure. , There is an excellent effect that a consumer can easily assemble and use a design corresponding to his or her own preference at low cost.

In addition, according to the present invention, since the front wheel is rotatably installed on the outer side of the wheel connecting pipe which is elastically biased upward and downward by the two springs on the wheel connecting vertical bar of the lower base frame, There is an advantage that the vibration transmitted from the road surface is attenuated and the ride feeling is greatly improved.

In addition, according to the present invention, when the steering wheel is rotated, the operating plate, which is integrally coupled to the steering shaft of the steering handle, is rotated together with the steering drive shaft being moved to the left or right so as to be connected to both ends of the steering drive shaft There is an advantage that the steering can be performed quickly and easily in the range of 45 degrees left and right by the steering means of a simple structure that rotates the wheel connecting pipe.

1 is a perspective view of a customer prefabricated train according to an embodiment of the present invention;
2 is an exploded perspective view of a customer prefabricated train according to an embodiment of the present invention;
FIG. 3 is a connection structure of a front wheel in a customer-assembled type electric rail vehicle according to an embodiment of the present invention; FIG.
Fig. 4 is a connection structure diagram of the steering means in the customer assembled type electric rail vehicle according to the embodiment of the present invention; Fig.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. It is to be understood that the same is by way of illustration and example only and is not to be taken by way of limitation, the scope of the present invention being limited only by the terms of the appended claims.

The consumer prefabricated electric vehicle 1 according to an embodiment of the present invention is designed to be assembled and used by a consumer in a design corresponding to his or her own preference. As shown in FIGS. 1 to 4, A connecting bar 13 connected across the front side of the supporting bar 11 and having wheel connecting vertical rods 13a at both ends thereof and a connecting bar 13 connected to the rear side of the supporting bar 11 A lower base frame 10 including a rear wheel shaft 15 which is rotatably installed and has an electric pulley 15a integrally formed thereon and a wheel connecting vertical bar 13a of the lower base frame 10, A rear wheel 30 fixed to both ends of the rear wheel shaft 15 of the lower base frame 10 and a rear wheel 30 fixed to both ends of the connecting bar 13 of the lower base frame 10, A steering handle 40 to which the handle shaft 41 is rotatably engaged, A plurality of vehicle body forming panels 60 assembled to the lower panel 50 to form a vehicle exterior and an electric motor 70 installed on a lower surface of the lower panel 50, A transmission belt 80 for driving and connecting the electric motor 70 and the transmission pulley 15a to each other and a transmission belt 80 installed between the handle shaft 41 and the front wheel 20 of the steering wheel 40, And steering means 90 for changing the steering angle of the front wheel 20 in accordance with the rotation.

Here, the lower base frame 10 forms a lower chassis of the customer-built electric vehicle 1 according to an embodiment of the present invention. As shown in detail in FIG. 2, the lower base frame 10 includes two support members A connecting bar 13 connecting the front side of the supporting bar 11 and a rear wheel shaft 15 rotatably installed on the rear side of the supporting bar 11. The connecting bar 13 is connected to the front side of the supporting bar 11,

The wheel connecting vertical bar 13a is connected to both ends of the connecting bar 13 at both ends of the connecting bar 13 so that the front wheel 20 can reduce the road surface vibration Shaped bracket 13b and extends vertically in the vertical direction.

The rear bearing shafts 15b are provided on the rear lower side of the two support bars 11 for the installation of the rear wheel shafts 15 and on the rear wheel shafts 15, An electric pulley 15a is integrally provided.

The front wheel 20 is installed on the wheel connecting vertical bar 13a of the lower base frame 10 so as to be elastically biased upward and downward. The front wheel 20 is supported on the road surface together with the rear wheel 30 to enable the running of the customer-built electric vehicle 1 according to the embodiment of the present invention.

The front wheel 20 is attached to the wheel connecting vertical bar 13a of the lower base frame 10 by means of two springs 23 as shown in Figures 2 and 3 in order to reduce the vibration provided from the road surface during traveling And is rotatably installed on the outside of the wheel connecting tube 21 which is elastically biased upward and downward.

In the present invention, since the front wheel 20 is rotatably installed on the outer side of the wheel connecting pipe 21, which is elastically biased upward and downward, in the wheel connecting vertical bar 13a, the suspension function Can be implemented.

The wheel connecting tube 21 may be elastically biased only in the downward direction on the wheel connecting vertical bar 13a of the lower base frame 10 by one spring according to the embodiment, May be installed.

The rear wheel 30 is fixedly coupled to both ends of the rear wheel shaft 15 of the lower base frame 10 to be integrally rotated. The rear wheel 30 is supported on the road surface together with the front wheel 20 to enable the running of the customer-built electric vehicle 1 according to the embodiment of the present invention.

A handle shaft 41 of the steering handle 40 is rotatably coupled to the upper center of the connecting bar 13 of the lower base frame 10 described above. The steering wheel 40 is a component for allowing the occupant to manipulate the steering wheel during steering to adjust the steering angle of the front wheel 20.

An inclined joining portion 13c is provided at a center upper portion of the connecting bar 13 of the lower base frame 10 for connecting the steering wheel 40 with the steering shaft 41 slantingly engaged and rotatably engaged.

The lower panel 50 is coupled to the lower base frame 10 described above. The lower panel 50 forms a support plate for supporting the weight of the passenger on the lower base frame 10 and can be formed of various materials such as a synthetic resin panel and the like. .

The lower panel 50 is fixedly coupled to the lower base frame 10 using a known fastening member such as a bolt, a screw, or the like.

In the above-described lower panel 50, a plurality of body-building panels 60 are assembled and assembled. The vehicle body forming panel 60 forms a seat step for seating an occupant and forms a vehicle exterior design corresponding to the user's own preference. The vehicle body forming panel 60 may be formed of various materials such as a synthetic resin panel, So that the shape of the panel can be easily changed.

When the body-forming panel 60 is formed of a wood panel, the consumer can directly cut and use the body-shaped panel 60 corresponding to the desired exterior design.

The body-forming panel 60 is fixedly coupled to the other panel 60 and the lower panel 50 using a known fastening member such as a bolt, a screw, or the like.

The electric motor 70 is installed on the lower surface of the lower panel 50 described above. The electric motor 70 generates a driving force for rotationally driving the rear wheel shaft 15 of the lower base frame 10 and is formed by a normal direct current motor.

Further, the electric motor 70 is preferably a reduction gear integrated type motor in which the reduction gear unit is integrally formed, and the output shaft thereof is provided with a drive pulley corresponding to the electric pulley 15a of the rear wheel shaft 15. [

The driving pulley of the above-described electric motor 70 and the electric pulley 15a of the rear wheel shaft 15 are driven and connected by a transmission belt 80. [

Steering means 90 is provided between steering shaft 41 and front wheel 20 of steering handle 40 described above. The steering means 90 changes the steering angle of the front wheel 20 in accordance with the rotation of the steering wheel 40 and is integrally coupled to the handle shaft of the steering wheel 40 and rotated A steering drive shaft 93 that is driven by a middle portion of the operation plate 91 and is driven to move laterally along the rotational direction of the operation plate 91; And a steering drive shaft coupling protrusion 95 connected to an end of the drive shaft 93 to flow laterally along the rotation direction of the operation plate 91. The operating plate 91 is drive-connected to the intermediate portion of the steering drive shaft 93 by a long hole or one-side opening slit so that the steering drive shaft 93 can be linearly moved by self-rotating motion.

4, when the occupant rotates the steering wheel 40 in one direction, the operating plate 91 integrally formed on the handle shaft 41 of the steering handle 40 is rotated together with the steering drive shaft connecting projection 40, The steering drive shaft 93 connected to both ends of the steering shaft 95 is caused to flow to one side.

The steering drive shaft coupling projection 95 is integrally projected to the rear side of the wheel connecting tube 21 so as to follow the one side flow of the steering drive shaft 93 so that the wheel connecting tube 21 is rotated in the 45- The front wheels 20 are steered in the same direction.

In the case of the customer assembly type electric vehicle 1 according to the embodiment of the present invention described above, various exterior designs are produced except for the lower base frame 10, the front and rear wheels 20 and 30 and the steering wheel 40 The lower panel 50 and the plurality of vehicle body forming panels 60 are formed of a wood panel and at the same time have a simple structure as a whole so that the consumer can easily assemble them into a design corresponding to their own preference at low cost.

In the case of the customer assembly type electric vehicle 1 according to the embodiment of the present invention described above, the front wheel 20 is supported by the two springs 23 on the wheel connecting vertical rods 13a of the lower base frame 10 The vibration transmitted from the road surface at the time of traveling is attenuated by the spring 23, so that the ride feeling is greatly improved.

In addition, in the case of the customer assembly type electric rail vehicle 1 according to the embodiment of the present invention described above, the operation plate 40 is integrally coupled to the handle shaft 41 of the steering handle 40 at the time of rotation of the steering handle 40 91 are rotated together to move the steering drive shaft 93 to the left or right so as to rotate the wheel connecting tube 21 connected to both ends of the steering drive shaft 93 under the intervention of the steering drive shaft coupling protrusion 95 The steering of the front wheel 20 can be quickly and easily performed by the steering means 90 of the left and right 45 degrees.

It is to be understood by those skilled in the art that the present invention may be embodied in many other forms without departing from the spirit and scope of the invention, the embodiments being exemplarily described above. It is therefore intended that the above-described embodiments be considered as illustrative rather than restrictive, and that all implementations within the scope of the appended claims and their equivalents are intended to be included within the scope of the present invention.

1: Consumer prefabricated train
10: Lower base frame
11: Support bar
13: Connection bar
13a: Wheel connection vertical rod
13b: C-shaped bracket
13c:
15: rear wheel shaft
15a: Electric pulley
15b: Axial bearing part
20: front wheel
21: 흴 Connector
23: Spring
30: rear wheel
40: steering wheel
41: handle shaft
50: Lower panel
60: Body-building panel
70: Electric motor
80: Electric belt
90: Steering means
91: Operation plate
93: Steering drive shaft
95: Steering drive shaft connecting projection

Claims (6)

A connecting bar 13 connecting the front side of the supporting bar 11 and having wheel connecting vertical bars 13a at both ends thereof, A lower base frame 10 rotatably installed on a rear side of the vehicle body 11 and including a rear wheel shaft 15 integrally provided with an electric pulley 15a;
A front wheel 20 installed on the wheel connecting vertical bar 13a of the lower base frame 10 so as to be elastically biased upward and downward;
A rear wheel 30 fixedly coupled to both ends of a rear wheel shaft 15 of the lower base frame 10;
A steering handle 40 on which a handlebar shaft 41 is rotatably coupled on a connecting bar 13 of the lower base frame 10;
A lower panel 50 coupled to the lower base frame 10;
A plurality of body-forming panels (60) assembled to the lower panel (50) to form a vehicle exterior;
An electric motor 70 installed on a lower surface of the lower panel 50;
A transmission belt 80 drivingly connecting the electric motor 70 and the electric pulley 15a; And
A steering means 90 installed between the handle shaft 41 of the steering handle 40 and the front wheel 20 and changing the steering angle of the front wheel 20 in accordance with the rotation of the steering handle 40 Including,
The front wheel 20 is rotated by two springs 23 on the outer side of the wheel connecting pipe 21 which is installed to be biased upward and downward in both directions on the wheel connecting vertical bar 13a of the lower base frame 10 Wherein the electric motor is installed in the vehicle.
The method according to claim 1,
Wherein the wheel connecting vertical bar (13a) of the lower base frame (10) is installed over a U-shaped bracket (13b) installed at both ends of the connecting bar (13).
delete The method according to claim 1,
Wherein the lower panel (50) and the plurality of body-formed panels (60) are formed of a wood panel to facilitate the change of the shape of the body.
The method according to claim 1,
The steering means 90 includes an operating plate 91 integrally coupled to the steering shaft 41 of the steering handle 40 and rotated and an intermediate portion connected to the operating plate 91, And a steering drive shaft coupling protrusion 95 protruded from the wheel coupling pipe 21 and connected to an end of the steering drive shaft 93 Consumer prefabricated trains featured.
The method according to any one of claims 1, 2, 4, and 5,
And a battery for supplying electric power to the electric motor (70) is mounted on the customer assembly type electric vehicle (1).

Images