KR200482803Y1

KR200482803Y1 - Folding wagon

Info

Publication number: KR200482803Y1
Application number: KR2020150004213U
Authority: KR
Inventors: 김민영; 유혜숙
Original assignee: 유혜숙
Priority date: 2015-06-24
Filing date: 2015-06-24
Publication date: 2017-03-07
Also published as: KR20170000038U

Abstract

A folding wagon is initiated. The folding wagon according to the present invention is connected to the front frame, the rear frame, the front frame and the rear frame to form a foldable wing frame that forms the floor of the folding wagon, a plurality of X- And a right side connecting portion connected to the rear frame, the right side connecting portion forming a right side wall of the folding wagon, a plurality of X-links connected to the front frame and the rear frame, A front horizontal bar connected to the right connecting part and the left connecting part at one end and the other end respectively, and a handle bar, a handle bar or a front upper horizontal member hinged to the front horizontal bar and rotatable about the front horizontal bar, , A handle bar for fixing the handlebar to the front upper horizontal member .

Description

Folding Wagon {FOLDING WAGON}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a folding wagon, and more particularly, to a collapsible folding wagon in the form of a cart.

Wagon refers to the generic name of a four-wheeled vehicle with a body on which a wheel can run and a carrying object can be loaded, and a wagon-shaped wagon is often used as a means of daily transportation. These wagons are used to carry heavy items, bulky items, children and similar carrying objects. In recent years, wagons have been widely used for carrying camping equipment or small items with camping openings.
The existing wagon has a handle for pulling the wagon body. The handle of the existing wagon is pulled from the front of the driving direction and has a problem that it is difficult for a woman with weak arms to use it and also there is a problem that the child can not know the movement of the child when carrying the wagon.

The technical problem to be solved by the present invention is to provide a folding wagon which can push the wagon from the front of the direction of the wagon, while pushing the wagon from the rear.
Another technical problem to be solved by the present invention is to provide a folding wagon capable of stably stopping a wagon even in a sloping place.

In order to achieve the above object, the folding wagon according to the present invention has a rectangular shape, and includes a front right vertical member, a front left vertical member, and a front face connected to the front right vertical member and the front left vertical member, A rear right vertical member, a rear left vertical member, a rear upper horizontal member having one end and the other end connected to the rear right vertical member and the rear left vertical member, respectively, the front frame including a top horizontal member and a front lower horizontal member, A rear frame including a member and a rear lower horizontal member, a foldable floor frame connected to the front frame and the rear frame to form a floor of the folding wagon, a plurality of X- A front frame and a rear frame, A left connecting part connected to the front frame and the rear frame to constitute a left side wall of the folding wagon, a left connecting part connected to the front frame and the rear frame, And a front horizontal bar connected to the right connection part and the left connection part at the other end, and a handle bar hinged to both ends of the front horizontal bar and rotatable about the front horizontal bar, and attached to the handlebar or the front upper horizontal member A front right wheel assembly and a front left wheel assembly connected to a lower portion of the front frame to fix the handlebar to the front upper horizontal member, a front left wheel assembly coupled to the lower front frame, Includes a rear right wheel assembly and a rear left wheel assembly .
Wherein the folding wagon is formed to be perpendicular to the longitudinal direction of the shaft and includes a right brake shaft inserted in a groove of the wheel mounted on the front right wheel assembly to prevent rotation of the wheel and a bar perpendicular to the longitudinal direction of the shaft, A left brake shaft inserted in a groove of a wheel mounted on a front left wheel assembly to prevent rotation of the wheel, an elastic member disposed at a center thereof, a portion of the right brake shaft and the left brake shaft is stored, A brake control pipe having a bar and a bar of the left brake shaft to which the bar of the left brake shaft is guided to move, a bar of the right brake shaft and a bar of the left brake shaft are inserted and formed to be movable, And a brake for adjusting the position of the bar of the left brake axis Plate, a plate shaft coupled to the brake disc, and the rotation bar for rotating the shaft plate may further include.
The folding wagon may further include a bracket for fixing the plate shaft to the front top horizontal member.
The handle base fixing portion may include a support plate for supporting the handle bar to be fixed to the front upper-end horizontal member across the side surface of the front-side upper-end horizontal member, and a guide plate extending perpendicularly to the support plate at an upper portion of the right- And a left support vertically extended from the support plate at an upper portion of the left side surface of the support plate and hinged to the handlebar.
The handle base fixing portion includes a tubular portion fitted to the outer surface of the pull tab, a horizontal plate protruding vertically from one end of the tubular portion and being seated on the upper surface of the front upper horizontal member, And a vertical plate for supporting the pull tab to be fixed to the front upper horizontal member across the side of the front upper horizontal member.
The handle base fixing portion may include a crescent ring coupled to the front top horizontal member and surrounding the handlebar, and hooks for coupling the crescent hook, coupled to the front top horizontal member.
The handle base fixing portion may include: a support plate coupled to a side surface of the upper surface horizontal member; And a fixing table for holding and fixing a part of the pull tab vertically led out from the supporting plate.
The handle base fixing portion may be a safety pin fixed to a side surface of the front upper horizontal member, and a pin inserted into the handle base to fix the handle base.

According to the folding wagon according to the present invention, the handle bar is rotatable so that the wagon can be pulled in front of the direction of travel of the wagon, the rotatable handle bar can be fixed, and the bar can be pushed from the rear. Because it is easy to hold with both hands, weak woman with arm strength can easily push wagon. In addition, since the braking device is provided, the wagon can be stably stopped even in a sloping place, and the braking function can be more easily used by the user by turning the rotating bar located above the wagon to release or release the brakes.

1 is a perspective view and partial cross-sectional view of a preferred embodiment of a folding wagon according to the present invention.
2 is a front view of a preferred embodiment of a folding wagon according to the present invention.
3 is a rear perspective view and a partial enlarged view of a preferred embodiment of a folding wagon according to the present invention.
4A and 4B are views showing another embodiment of the fixing portion.
5A and 5B are views showing still another embodiment of the fixing portion.
6A and 6B are views showing still another embodiment of the fixing portion.
7 is a view showing still another embodiment of the fixing portion.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the following description of the present invention, a detailed description of known functions and configurations incorporated herein will be omitted when it may make the subject matter of the present invention rather unclear.
FIG. 1 is a perspective view and a partial cross-sectional view of a folding wagon according to a preferred embodiment of the present invention, FIG. 2 is a front view of a preferred embodiment of a folding wagon according to the present invention, and FIG. Fig. 6 is a rear perspective view and partial enlarged view of a preferred embodiment of a folding wagon according to the present invention.
1 to 3, the folding wagon 1 according to the present invention includes a front frame 10, a bracket 19, a rear frame 20, a right connecting portion 30, a front horizontal bar 39, The front right wheel assembly 110, the front right wheel assembly 40, the rear horizontal bar 49, the bottom frame 50, the handlebar 60, the right knob restraint 70, the left knob restraint 80, A left rear wheel assembly 120, a rear right wheel assembly 130, a rear left wheel assembly 140, and a brake portion 150. The left and right wheel assemblies 120,
The front frame 10 has a rectangular shape and includes a front right vertical member 11, a front left vertical member 13, a front upper horizontal member 15 and a front lower horizontal member 17. For example, the front frame 10 may have a square, rectangular or trapezoidal shape. The front right side vertical member 11 has an upper end connected to the front upper horizontal member 15 and a lower end connected to the lower front horizontal member 17. [ The front right wheel assembly 110 is located below the front right side vertical member 11. The front left vertical member 13 has an upper end connected to the front upper horizontal member 15 and a lower end connected to the lower front horizontal member 17. [ The front left wheel assembly 120 is located below the front left vertical member 13.
The front upper horizontal member 15 has one end and the other end connected to the front right side vertical member 11 and the front left side vertical member 13 respectively and the right side handle rest portion 70 and the left hand rest rest portion 80 And a bracket 19 for fixing the plate shaft 155 are attached. The front lower horizontal member 15 has one end and the other end connected to the front right vertical member 11 and the front left vertical member 13, respectively.
The rear frame 20 has a rectangular shape and includes a rear right vertical member 21, a rear left vertical member 23, a rear upper horizontal member 25 and a rear lower horizontal member 27. For example, the rear frame 20 may have a square, rectangular, or trapezoidal shape, and may have a shape corresponding to the front frame 10. The rear right vertical member 21 has an upper end connected to the rear upper horizontal member 25 and a lower end connected to the rear lower horizontal member 27. The rear right wheel assembly 130 is located at the bottom of the rear right vertical member 21. The rear left vertical member 23 has an upper end connected to the rear upper horizontal member 25 and a lower end connected to the rear lower horizontal member 27. The rear left wheel assembly 140 is located at the bottom of the rear left vertical member 23.
The rear upper-end horizontal member 25 has one end and the other end connected to the rear right vertical member 21 and the rear left vertical member 23, respectively. The rear lower horizontal member 25 has one end and the other end connected to the rear right vertical member 21 and the rear left vertical member 23, respectively.
The right connecting portion 30 has a plurality of X-links 31 and 33 and a right connecting bar 37 and is connected to the front frame 10 and the rear frame 20 so that the right side wall of the folding wagon 1 . Although FIG. 1 shows two X-links, the present invention is not limited to this, and the right-side connecting portion 30 may include two or more X-links. And a plurality of X-links 31 and 33 are continuously connected and configured to be able to expand and contract. In some embodiments, the X-Link 31 and X-Link 33 are hinged to each other and can be configured to be foldable to each other via hinge-coupling points 35, 36. One end of the right connection bar 37 is hinged to the X-link 31 and the other end is hinged to the front right vertical member 11 so that the folding wagon 1 is foldable.
The left connecting portion 40 has a plurality of X-links 41 and 43 and a left connecting bar 47 and is connected to the front frame 10 and the rear frame 20 so that the left wall of the folding wagon 1 . Although the X-links are shown as two in FIG. 1, the present invention is not limited to this, and the left connection portion 40 may include two or more X-links. And a plurality of X-links 41 and 43 are continuously connected and configured to be expandable and contractible. In some embodiments, the X-Link 41 and X-Link 43 may be hinged to each other and foldable to each other via hinge-coupling points 45, 46. One end of the left connection bar 47 is hinged to the X-link 41 and the other end is hinged to the front left vertical member 13 so that the folding wagon 1 is foldable.
One end and the other end of the front horizontal bar 39 are connected to the right connection part 30 and the left connection part 40 respectively so that the right connection part 30 and the left connection part 40 are fixed to maintain a predetermined gap. The front horizontal bar 39 is hinged to both ends of the handle bar 60 so that the handle bar 60 is rotatable about the front horizontal bar 39.
One end and the other end of the rear horizontal bar 49 are connected to the right connection part 30 and the left connection part 40 respectively to fix the right connection part 30 and the left connection part 40 so as to maintain a predetermined gap.
The bottom frame 50 is connected to the front frame 10 and the rear frame 20 to form the bottom of the folding wagon 1. In some embodiments, the bottom frame 50 may be connected to the right side connection 30 and the left side connection 40 to be indirectly connected to the front frame 10 or the rear frame 20 and directly connected to the front frame 10, Or to the rear frame 20. The bottom frame 50 is configured to be foldable through the hinge engagement points 51, 52.
The handle bar 60 is hinged to the front horizontal bar 39 so that both ends are rotatable about the front horizontal bar. The handle bar 60 includes a knob member 61 and a right leg member 63 having one end connected to the right end of the pull member 61 and the other end 64 hinged to the front horizontal bar 39, And a left leg member 65 connected to the left end of the member 61 and the other end 66 hinged to the front horizontal bar 39. The right leg member 63 and the left leg member 65 can be bent.
In some embodiments, as shown in Figure 2, the handle member may be comprised of two handle members 261, 265.
The right handhold rest 70 is attached to the front upper horizontal member 15 to fix the hand rest 60 to the front upper horizontal member 15. The right hand gripper fixing portion 70 includes a support plate 71 coupled to the front upper horizontal member 15 and a fixing table 73 formed vertically from the support plate 71. [ A part of the handlebar 60 can be inserted into the fixed base 73 and the fixed base 73 surrounds and fixes the outer peripheral surface of the inserted part of the handlebar 60. [
The left handle rest portion fixing portion 80 is attached to the front upper horizontal member 15 to fix the handle bar 60 to the front upper horizontal member 15. [ The left handlebars fixing part 80 includes a support plate 81 coupled to the front upper horizontal member 15 and a support table 83 formed vertically from the support plate 81. [ A part of the handlebar 60 can be inserted into the fixed base 83 and the fixed base 83 surrounds and fixes the outer peripheral surface of the inserted part of the handlebar 60. [
The front right wheel assembly 110 is connected to the lower right side of the front frame 10 and the wheel 115 is mounted to the front right wheel assembly 110 and the front left wheel assembly 120 is mounted on the front frame 10 And the wheel 125 is mounted on the front left wheel assembly 120. [
The rear right wheel assembly 130 is connected to the lower right portion of the rear frame 20 and the wheels 135 are mounted to the rear right wheel assembly 130. The rear left wheel assembly 140 is mounted on the rear frame 20 And a wheel 145 is mounted on the front left wheel assembly 140. [
The brake unit 150 stops or interrupts the rotation of the wheel 115 and the wheel 125. The brake 150 includes a rotary bar 151, a plate shaft 155, a brake control tube support bar 157, a brake control tube 160, a brake plate 170, a right brake shaft 181, 185, a right brake control tube support 191, and a left brake control tube support 195.
The rotary bar 151 is formed so as to extend perpendicularly to the axial direction of the plate shaft 155, and rotates the plate shaft.
The lower end of the plate shaft 155 is connected to the brake plate 170 and the upper end of the plate shaft 155 is connected to the rotary bar 151 and is fixed through the hole of the bracket 19. The plate shaft 155 rotates the brake plate 170 in accordance with the rotation of the rotation bar 151.
One end of the brake control pipe support bar 157 is fixed to the lower front horizontal member 17 and the other end is connected to the right brake control pipe support 191 and the left brake control pipe support 195. The right brake control tube support 191 and the left brake control tube support 195 are each connected to the brake control tube support bar 157 at the upper end and connected to the brake control tube 160 at the lower end to connect the brake control tube 160 ).
The brake control tube 160 is constructed such that the elastic member 310 is housed in the center of the brake control shaft 160 and a part of the right brake shaft 181 is housed in the right side and a part of the left brake shaft 185 is housed in the left side. A hole 161 formed by leading a bar 183 of the right brake shaft 181 to the upper surface of the brake control pipe 160 and a bar 187 of the left brake shaft 185 are led out And a hole 163 formed as far as possible. Here, the elastic member 310 may be a spring.
The brake plate 170 includes a groove 173 in which the bar 183 of the right brake shaft 181 is inserted and movable and a groove 177 in which the bar 187 of the left brake shaft 185 is inserted and formed to be movable And the position of the bar 183 of the right brake shaft 181 and the position of the bar 187 of the left brake shaft 185 are adjusted according to the rotation through the groove 173 and the groove 177.
The right brake shaft 181 is configured to form a bar 183 perpendicular to the longitudinal direction of the shaft and a part of the left side thereof is stored in the brake control pipe 160. The bar 183 is connected to the brake control pipe 160 And the brake control pipe 160 is connected to the brake control pipe 160 through a pipe (not shown). When the right brake shaft 181 is inserted into the grooves 311 and 311-1 so that a part of the right side thereof can be inserted into the grooves 311 and 311-1 of the wheel 115 in accordance with the movement of the bar 183 Thereby preventing the wheel 115 from rotating.
The left brake shaft 185 is configured such that a bar 187 is formed perpendicular to the longitudinal direction of the shaft and a portion of the right side thereof is stored in the brake control pipe 160. The bar 187 is connected to the brake control pipe 160 And the brake control pipe 160 is connected to the brake control pipe 160 through the through-hole 163. The left brake shaft 185 is configured to be insertable into the groove of the wheel 125 to prevent rotation of the wheel 125 when the bar is inserted into the groove.
When the rotation bar 151 is rotated, the plate shaft 155 is rotated and the brake plate 170 is rotated in accordance with the rotation of the plate shaft 155. When the right brake shaft 181 is rotated in accordance with the rotation of the brake plate 170, The bar 183 of the left brake shaft 185 and the bar 187 of the left brake shaft 185 move and compress or expand the elastic member 310. The right brake shaft 181 and the left brake shaft 185 are inserted into the grooves of the wheel 115 and the wheel 125 so that the rotation of the wheel 115 and the wheel 125 The right brake shaft 181 and the left brake shaft 185 come into the grooves of the wheels 115 and 125 so that the wheels 115 and the wheels 125 are brought into contact with the wheels 115, It is possible to rotate. In some embodiments, when the rotating portion 151 rotates counterclockwise, when the elastic portion 310 is extended and clockwise, the elastic portion 310 is compressed so that the elastic portion 310 is compressed, The grooves 173 and the grooves 177 of the recess 160 may be formed. In some embodiments, when the rotary portion 151 rotates clockwise, when the elastic portion 310 is extended and rotated counterclockwise, the elastic portion 310 is compressed so that the elastic portion 310 is compressed The shape of the groove 173 and the groove 177 can be formed.
4A and 4B are views showing another embodiment of the fixing portion.
Referring to Figs. 4A and 4B, the handle rest portion 80 has a support plate 481, a right support base 483, and a left support base 485. Fig. The support plate 481 is supported on the side surface of the upper surface horizontal member 15 so that the left leg member 65 of the handlebar 60 is fixed to the upper surface horizontal member 15. The right support base 483 is led out perpendicularly to the support plate 481 at the upper portion of the right side surface of the support plate 481 and is hinged to the left leg member 65. The left support base 485 is led out perpendicularly to the support plate 481 at the upper portion of the left side surface of the support plate 481 and hinged to the left leg member 65. The right and left supports 483 and 485 are hinged to the left leg members 65 so that the fixing unit 80 can be detached from the front upper horizontal member 15 as shown in FIG. The base 60 becomes rotatable. The fixing portion 70 may also be configured to correspond to the fixing portion 80 shown in Figs. 4A and 4B.
5A and 5B are views showing still another embodiment of the fixing portion.
5A and 5B, the pull tab fixing portion 70 may include a tube portion 571, a horizontal plate 573, and a vertical plate 575. The tubular portion 570 is fitted to the outer peripheral surface of the right leg member 63 of the handlebar 60 and is formed to be movable along the outer peripheral surface of the right leg member 63 as shown in FIG. The horizontal plate 573 is formed so as to protrude vertically from one end of the tube portion 570 and is formed so as to be seated on the upper surface of the upper surface horizontal member 15. The vertical plate 575 is formed by bending at the horizontal plate 573 and is formed so as to extend along the side surface of the upper front horizontal member 15 in order to support the right leg member 63 to be fixed to the front upper horizontal member 15. [ . The fixing portion 80 can also be configured to correspond to the fixing portion 70 shown in Figs. 5A and 5B.
6A and 6B are views showing still another embodiment of the fixing portion.
6A is a front view of the fixing part, and FIG. 6B is a horizontal sectional view of the fixing part.
6A and 6B, the pull tab fixing portion 70 includes a pin 671, a first pin fixing portion 675, And a second pin fixing portion 677. The first pin fixing portion 675 and the second pin fixing portion 677 are fixed to the side of the upper surface horizontal member 15. The pin 671 is formed to be insertable into the second pin fixing portion 677 through the right leg member 63 of the handlebar 60 at the first pin fixing portion 675, 63 may be fixed to the front upper horizontal member 15 through a pin 671. [
The handle rest portion 80 includes a pin 681 and a first pin fixing portion 685. And a second pin fixing portion 687. The first pin fixing portion 685 and the second pin fixing portion 687 are fixed to the side of the upper surface horizontal member 15. The pin 681 is formed to be insertable into the second pin fixing portion 687 through the left leg member 65 of the handle bar 60 at the first pin fixing portion 685, 65 may be fixed to the upper surface horizontal member 15 through a pin 661. [
7 is a view showing still another embodiment of the fixing portion.
Referring to Fig. 7, the right handlebars fixing portion 70 has a cicadas ring 771 and a hook 775. Fig. The cicadas ring 771 is coupled to the front upper horizontal member 15 and is configured to cover the outer peripheral surface of the right leg member 63 of the handlebar 60. The hooks 775 are coupled to the front upper horizontal member 15 and are formed so as to engage with the cicadic rings 771. The right leg member 63 may be wrapped around the cymbals 771 and fixed to the front upper horizontal member 15. [
The left handlebars fixing part 80 has a cicada ring 781 and a hook 785. The cicada ring 781 is coupled to the front upper horizontal member 15 and is configured to wrap the outer peripheral surface of the left leg member 65 of the handlebar 60. The hooks 785 are coupled to the upper front horizontal member 15 and are formed to engage the cicadic rings 781. The left leg member 65 may be wrapped around the cramp ring 781 and fixed to the front upper horizontal member 15. [
It is to be understood that the present invention is not limited to the specific preferred embodiments described above and that various modifications can be made by those skilled in the art without departing from the scope of the present invention, Of course, such modifications are within the scope of the claims.

Folding wagon: 1 Front frame: 10
Rear frame: 20 Right connection: 30
Left connection: 40 Base frame: 50
Handle: 60 Right Handle Stand: 70
Left Handle Stand Fixture: 80 Front right wheel assembly: 110
Front left wheel assembly: 120 Rear right wheel assembly: 130
Rear left wheel assembly: 140 Brake part: 150

Claims

In a folding wagon,
A front frame having a rectangular shape and including a front right vertical member, a front left vertical member, a front upper horizontal member and a lower front horizontal member connected to the front right vertical member and the front left vertical member, respectively;
A rear frame having a rectangular shape and including a rear right vertical member, a rear left vertical member, a rear upper horizontal member and a rear lower horizontal member connected at one end and the other end to the rear right vertical member and the rear left vertical member, respectively;
A foldable bottom frame connected to the front frame and the rear frame to form the bottom of the folding wagon;
A right connection portion that is configured to be able to expand and contract in a plurality of X-links connected in series, and which is connected to the front frame and the rear frame to form a right side wall of the folding wagon;
A left connecting part connected to the front frame and the rear frame to constitute a left side wall of the folding wagon;
A front horizontal bar having one end and the other end connected to the right connection portion and the left connection portion, respectively;
A handle bar hinged to the front horizontal bar at both ends thereof and rotatable about the front horizontal bar;
A handle base fixing portion attached to the handlebar or the front upper-side horizontal member for fixing the handlebar to the front upper-side horizontal member;
A front right wheel assembly and a front left wheel assembly coupled to a lower portion of the front frame and mounted with wheels;
A rear right wheel assembly and a rear left wheel assembly connected to a lower portion of the rear frame to which the wheels are mounted;
A right brake shaft inserted in a groove of a wheel mounted on the front right wheel assembly to prevent rotation of the wheel, the bar being perpendicular to the longitudinal direction of the shaft;
A left brake shaft inserted into a groove of a wheel mounted on the front left wheel assembly to prevent rotation of the wheel;
A brake control pipe in which an elastic member is installed at a center and in which a portion of the right brake shaft and the left brake shaft are stored and a bar of the right brake shaft and a bar of the left brake shaft are led out to make a hole movable;
A brake plate for adjusting the position of a bar of the right brake axis and a bar of the left brake axis in accordance with the rotation, the brake plate being inserted into the groove of the right brake axis and the left brake axis,
A plate shaft connected to the brake plate; And
And a rotating bar for rotating the plate shaft.

The method according to claim 1,
And a bracket for fixing the plate shaft to the front top horizontal member.

The method according to claim 1,
The handle base fixing portion includes:
A support plate for supporting the pull bar across the side of the front upper horizontal member so as to be fixed to the front upper horizontal member;
A right side support hinge coupled to the handle bar at an upper portion of the right side of the support plate and perpendicular to the support plate; And
And a left support vertically extended from the support plate at an upper portion of the left side surface of the support plate and hinged to the handlebar.

The method according to claim 1,
The handle base fixing portion includes:
A cicada hook coupled to the front top horizontal member and surrounding the handlebar; And
And a hook for hooking the cicadic ring coupled to the front top horizontal member.

The method according to claim 1,
The handle base fixing portion includes:
A support plate coupled to the front upper horizontal member side; And
And a fixing base for vertically guiding and fixing a part of the handlebar inserted vertically from the support plate.

The method according to claim 1,
The handle base fixing portion includes:
And a safety pin fixed to a side surface of the front upper horizontal member, wherein the pin is inserted into the handlebar to fix the handlebar.

In a folding wagon,
A front frame having a rectangular shape and including a front right vertical member, a front left vertical member, a front upper horizontal member and a lower front horizontal member connected to the front right vertical member and the front left vertical member, respectively;
A rear frame having a rectangular shape and including a rear right vertical member, a rear left vertical member, a rear upper horizontal member and a rear lower horizontal member connected at one end and the other end to the rear right vertical member and the rear left vertical member, respectively;
A foldable bottom frame connected to the front frame and the rear frame to form the bottom of the folding wagon;
A right connection portion that is configured to be able to expand and contract in a plurality of X-links connected in series, and which is connected to the front frame and the rear frame to form a right side wall of the folding wagon;
A left connecting part connected to the front frame and the rear frame to constitute a left side wall of the folding wagon;
A front horizontal bar having one end and the other end connected to the right connection portion and the left connection portion, respectively;
A handle bar hinged to the front horizontal bar at both ends thereof and rotatable about the front horizontal bar;
A handle base fixing portion attached to the handlebar or the front upper-side horizontal member for fixing the handlebar to the front upper-side horizontal member;
A front right wheel assembly and a front left wheel assembly coupled to a lower portion of the front frame and mounted with wheels; And
A rear right wheel assembly and a rear left wheel assembly connected to a lower portion of the rear frame to which the wheels are mounted,
The handle base fixing portion includes:
A tubular portion fitted to the outer surface of the handlebar;
A horizontal plate formed vertically protruding from one end of the tube portion and adapted to be seated on the upper surface of the front upper end horizontal member; And
And a vertical plate formed to be bent at the horizontal plate and to support the pull bar across the side of the front upper horizontal member so that the pull bar is fixed to the front upper horizontal member.

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