KR101974117B1 - Caster structure for vending machine and vending machine having the same - Google Patents

Abstract

The present invention relates to a wheel structure for a vending machine and a vending machine having the same. The wheel structure for a vending machine comprises: a wheel unit being in contact with the ground to roll; a leg unit in which a wheel member is rotatably positioned; a wheel mounting unit rotatably positioned on the leg unit so as to change a moving direction of a main body unit and mounted on a lower part of the main body unit; and a leg rotation support unit positioned between the leg unit and the wheel mounting unit to rotatably support the leg unit. When the vending machine is moved, the wheel is rotated and the moving direction is freely adjusted so that the vending machine can be easily moved to a desired position when moving, thereby accurately moving the vending machine to a preset installation position while greatly improving the convenience in moving.

Description

TECHNICAL FIELD [0001] The present invention relates to a wheel structure for a vending machine and a vending machine having the same,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wheel structure for a vending machine and an automatic vending machine having the same. More particularly, the present invention relates to a wheel structure for a vending machine capable of adjusting a moving direction thereof, And an invention relating to a vending machine equipped with the same.

In general, a vending machine is a device that sells various products such as coffee, cans, beverages stored in a pack, confectionery, and books in an unattended manner.

 The automatic vending machine is not limited by the advantages of being able to sell the goods without any manpower and the fact that it can be installed anywhere in the electricity supply space.

That is, the vending machine can be sold without restriction on the selling time and the installation place, and the usage is gradually increasing and becoming popular.

In addition, with the increase in demand for vending machines, vending machines selling confectionery, toys, books, cosmetics, etc. are increasing more than various tickets, beverages and cigarettes due to technological development.

A typical automatic vending machine is configured to input cash of bank notes, coins, etc. and select a product to be sold, and after the selected product is placed in the product withdrawal portion, the door of the product withdrawal portion is opened and the product is taken out.

The vending machine has a door that opens and closes the product withdrawal portion so that the buyer can open the door and take out the product located in the product withdrawal portion.

Further, the automatic vending machine is provided with a moving wheel for moving the lower portion thereof.

Conventionally, a moving wheel of a vending machine has a plurality of fixed positions on a lower portion of an automatic vending machine, making it difficult to adjust the moving direction when moving.

0001) Korean Patent Registration No. 1918601 'How to Sell Vending Machines and Their Products' (Registered on August 8, 2018)

It is an object of the present invention to provide a wheel structure for a vending machine and a vending machine having the vending machine which can move the vending machine to a desired position easily when the vending machine is moved have.

Another object of the present invention is to provide a wheel structure for a vending machine which can be simply fixed at a position where the vending machine is moved by limiting the rotation of the wheel portion by lowering the stopper housing portion after the movement is completed and a vending machine having the vending machine .

According to another aspect of the present invention, there is provided a wheel structure for a vending machine, the wheel structure for a vending machine, the wheel structure being positioned below the main body of the vending machine, A wheel mounting portion mounted on the lower portion of the body portion so as to be rotatable to change the moving direction of the body portion on the leg portion, And a leg rotation supporting part which is positioned between the leg part and the wheel mounting part and rotatably supports the leg part.

In the present invention, the wheel mounting portion may be mounted with the mounting bolt portion protruding from the upper surface thereof and bolted thereto.

In the present invention, the wheel mounting portion is provided with a rotation space in which the leg rotation support portion can be positioned, and the leg portion is inserted into the rotation space at the upper portion so as to be rotatably positioned, The support portion is protruded and the rotation support portion is a circular protrusion formed in a circular shape on a plane, and the rotation space may be formed as a circular space in which an inner circumferential surface rotated in a state in which the rotation support portion is in tight contact with the inner circumferential surface.

In the present invention, the leg rotation support portion includes a plurality of ball bodies which are rolled by abutting on the lower surface of the wheel mounting portion and the lower end of which is seated on the leg portion, and the ball body is rotatable and are partially protruded from the upper and lower surfaces And a ball support plate member.

The wheel structure for a vending machine according to an embodiment of the present invention may further include a stopper pin portion penetrating the leg portion and inserted into a side surface of the wheel portion.

One embodiment of the wheel structure for a vending machine according to the present invention further comprises a stopper housing part which is positioned so as to be movable up and down on the leg part and is positioned so that the lower end thereof is in contact with the ground surface, The stopper housing portion is elastically supported by a stopper supporting spring member, and can be locked by the housing locking portion in a state where the stopper housing portion is in contact with the ground.

The wheel structure for a vending machine according to an embodiment of the present invention further includes a stopper pin portion penetrating through the leg portion and inserted into a side surface of the wheel portion. An auxiliary pin hole through which the stopper pin portion is inserted is positioned in the stopper housing portion , And the auxiliary pin hole may be formed as a long hole in the upward and downward directions.

In the present invention, the housing locking portion may include a locking engaging member which is located on the inner side surface of the stopper housing portion and is inserted into the locking groove located on the outer side surface of the leg portion when the stopper housing portion is lowered, Member.

In the present invention, the stopper housing portion surrounds the outer side of the leg portion to be movable upward and downward in the longitudinal direction of the leg portion, and a ground portion overlapping at least a part of the lower surface of the leg portion is positioned on the lower face portion, Can be increased.

In the present invention, a friction pad portion that is in contact with the paper surface may be positioned on the lower surface of the stopper housing portion.

The present invention provides a wheel structure for a vending machine that is connected to a control unit for controlling operation of the vending machine and locks the position of the stopper housing unit in a state where the stopper housing is in contact with the ground, And a ground lock unit that can release the position lock of the stopper housing unit only when a release signal is generated.

In the present invention, the stopper housing portion is disposed so as to be movable upward and downward in the longitudinal direction of the leg portion by covering the outside of the leg portion, and a ground portion overlapping at least a part of the lower surface of the leg portion is located on the lower surface portion, A locking guide rod member protruding from the upper portion of the grounding portion and passing through the lower surface of the leg portion to be positioned in the leg portion, a magnetic body positioned in the locking guide rod member, And an electromagnet unit which is operated by the control unit and generates electric power by receiving electric power.

In the present invention, the control unit is provided with a body movement lock mode which can apply a lock signal of the ground lock unit and an unlock signal of the ground lock unit only when the administrator is recognized, The fingerprint of the fingerprint or the iris of the fingerprint of the user can be recognized and the lock signal of the ground lock part and the unlock signal of the ground lock part can be applied.

In the present invention, the housing locking portion may include a locking engaging member which is located on the inner side surface of the stopper housing portion and is inserted into the locking groove located on the outer side surface of the leg portion when the stopper housing portion is lowered, Wherein the friction pad portion is disposed on the lower surface of the ground portion in a state in which the friction pad portion is inserted and inserted into the lock groove by the lowering of the stopper housing portion, And the electromagnet part can compress the friction pad part between the ground part and the ground while further lowering the stopper housing part while the magnetic body is attached by the magnetic force.

In order to accomplish the object of the present invention, the automatic vending machine having the wheel structure for a vending machine according to the present invention includes a main body part for placing a product in a product withdrawing part, And a wheel structure disposed below the main body and movably supporting the main body, wherein the wheel structure is an embodiment of the wheel structure for a vending machine according to the present invention.

The present invention can freely adjust the direction of movement of the vending machine when the vending machine is moved by rotating the wheel so that the vending machine can be easily moved to a desired position when moving, thereby greatly improving convenience in moving the vending machine, There is an effect that can be moved accurately.

The stopper housing part is lowered to close the ground surface after the movement of the automatic vending machine is completed, thereby restricting the rotation of the wheel part so that the automatic vending machine can be easily fixed at the moved position, thereby improving convenience in installation of the automatic vending machine, The vending machine can be fixed at a stable position.

The present invention can lock the stopper structure of the wheel and lock only the manager, thereby restricting the movement of the automatic vending machine, thereby preventing the automatic vending machine from being stolen and the position of the automatic vending machine can not be arbitrarily changed.

1 is a perspective view showing an embodiment of a vending machine provided with a wheel structure for a vending machine according to the present invention.
2 is an exploded perspective view showing an embodiment of a wheel structure for a vending machine according to the present invention.
3 is a sectional view showing an embodiment of a wheel structure for a vending machine according to the present invention.
4 and 5 are sectional views showing another embodiment of a wheel structure for a vending machine according to the present invention.

The present invention will be described in more detail.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. Prior to the detailed description of the present invention, terms and words used in the present specification and claims should not be construed as limited to ordinary or dictionary terms. Therefore, the embodiments described in this specification and the configurations shown in the drawings are merely the most preferred embodiments of the present invention and do not represent all the technical ideas of the present invention. Therefore, It is to be understood that equivalents and modifications are possible.

FIG. 1 is a perspective view showing an embodiment of a vending machine provided with a wheel structure 200 for a vending machine according to the present invention, and FIG. 2 is a perspective view showing an embodiment of a wheel assembly 200 for a vending machine according to the present invention. 3 is a cross-sectional view illustrating an embodiment of a wheel structure 200 for a vending machine according to the present invention.

1 to 3, an embodiment of a vending machine provided with a wheel structure 200 for a vending machine according to the present invention will be described in detail below.

One embodiment of a vending machine equipped with a wheel structure 200 for a vending machine according to the present invention includes a main body 100 for placing a product into the product drawer 110 at a cost for the product.

A door part 111 for opening and closing the product withdrawal part 110 is positioned on the front surface of the product withdrawing part 110 and the purchaser opens the door part 111 to withdraw the purchased product located in the product withdrawing part 110 can do.

The main body part 100 includes a product selection part 120 in which a storage part for storing a plurality of products to be sold therein is located and which can select one of a plurality of products stored on the front side, The cost settlement unit 130 is located.

The expense settlement unit 130 may settle a product cost using cash or a credit card, for example, including a coin input unit, a bill input unit, a change card return unit, and a credit card payment unit.

The cost payment unit 130 further includes a smartpay settlement unit that can communicate with the smartphone of the purchaser by wireless communication so that the purchaser can simply settle the payment to the smart payment system of the smartphone .

It is noted that the cost settlement unit 130 may be configured to include a known cost settlement means, so that a detailed description thereof will be omitted.

The product selection unit 120 may include a plurality of selection switches for selecting any one of a plurality of products to be sold, so that a user can easily select a product to be purchased by pressing a selection switch of the product.

The product selection unit 120 may include a touch screen panel to allow a purchaser to select one of a plurality of products to be sold by touching the screen with a finger or the like.

The main body 100 includes a product supply unit for locating the product selected by the buyer in the product takeout unit 110.

When a finished product such as a cake, a toy, a book, a drink, or a cigarette is sold, the product supply unit may have a structure for moving the selected product among the finished product of the corresponding type from the storage unit to the product withdrawal unit 110.

In addition, the product supply unit includes a container supply unit for positioning the disposable container such as a paper cup to the product withdrawal unit 110 when the coffee or tea is supplied to a disposable container such as a paper cup, and a paper cup And a beverage supply unit for supplying beverage such as coffee or tea selected into the disposable container of the present invention.

The product supply part can be variously changed according to the kind of the product to be sold in the vending machine, and can be variously modified by using the known configuration in the vending machine, so that detailed explanation is omitted.

That is, when the cost payment unit 130 charges the main body unit 100 and a product is selected in the product selection unit 120, the main body unit 100 places the selected product supply unit in the storage unit into the product withdrawal unit 110, The present invention can be variously modified by a known automatic vending machine that can open the door part 111 and allow the user to take out the product placed at the product withdrawal part 110 and purchase the product. Therefore, detailed description thereof is omitted.

The wheel structure 200 for a vending machine is positioned below the main body 100 and the wheel structure 200 for a vending machine includes a wheel 210 that rotates in contact with the ground to move the main body 100 Possibly.

The wheel structure 200 for a vending machine is located in a plurality of positions spaced apart from the lower portion of the main body 100 to stably support the position of the main body 100 and allow the main body 100 to be stably moved.

The wheel structure 200 for a vending machine includes a leg portion 220 on which the wheel portion 210 is rotatably positioned and a rotatably disposed portion 220 on the leg portion 220 so as to be able to change the moving direction of the body portion 100. [ And a wheel mounting portion (230).

The wheel mounting portion 230 is positioned on the upper side of the leg portion 220 so as to be rotated about the axial direction in the direction perpendicular to the paper surface.

The leg portion 220 is positioned below the wheel mounting portion 230 and is positioned to rotate about the wheel mounting portion 230 in the axial direction perpendicular to the paper surface.

The wheel mounting portion 230 and the leg portion 220 can be rotated with respect to the axial direction in the direction perpendicular to the paper surface, respectively.

The wheel mounting portion 230 has a mounting bolt portion 231 protruded from the upper surface thereof and mounted to the body portion 100 by bolts.

The wheel structure 200 for a vending machine can adjust the height of supporting the main body 100 by adjusting the length of the mounting bolt portion 231 drawn from the main body 100 by rotating the wheel mounting portion 230.

In other words, the wheel structure 200 for a plurality of vending machines can adjust the height of the wheel mounting part 230 by rotating the wheel mounting part 230 so that the level of the main body 100 can be adjusted at the installation position of the vending machine, The installation height of the main body 100 can be adjusted.

A leg rotation support portion 240 for rotatably supporting the leg portion 220 is positioned between the wheel mounting portion 230 and the leg portion 220.

The wheel mounting portion 230 is rotatably positioned such that the rotational space 232 in which the leg rotation support portion 240 can be positioned is inserted and the leg portion 220 is inserted into the rotational space 232 at the upper portion, A rotation support portion 221 on which the rotation support portion 240 is seated on the upper surface is protruded.

The rotation receiving portion 221 is a circular protrusion formed in a circular shape on a plane, and the rotation space 232 is formed as a circular space in which an inner circumferential surface rotated in a state in which the circular protrusion is in close contact with the inner circumferential surface.

The rotation receiving portion 221 is rotatably disposed in the rotation space 232 and serves as a rotation axis so that the leg portion 220 or the wheel mounting portion 230 can rotate in the axial direction perpendicular to the paper surface.

The leg rotation support part 240 is seated on the rotation support part 221 in the rotation space 232 so that the wheel mounting part 230 and the leg part 220 can smoothly So that it can be rotated.

A plurality of ball bodies 241 and a ball body 241 which are rolled by the upper end portion of the leg rotation support portion 240 in contact with the lower surface of the wheel mounting portion 230 and are rolled while the lower end portion thereof is seated on the rotation receiving portion 221, And a ball support plate member 242 that is partially protruded from the upper surface and the lower surface, respectively.

The ball body 241 is rotatably disposed on the ball supporting plate member 242 and partially protrudes from the upper surface of the ball supporting plate member 242 to support the lower surface of the wheel mounting portion 230, And partly protrudes from the lower surface to be seated on the rotation receiving portion 221.

 The ball body 241 is in contact with the lower surface of the wheel mounting portion 230 and the upper surface of the leg portion 220, that is, the upper surface of the rotation receiving portion 221, Can be smoothly rotated with respect to the axial direction in the direction perpendicular to the paper surface.

The leg portion 220 is rotated in the axial direction perpendicular to the paper surface at the lower side of the wheel mounting portion 230 through the leg rotation support portion 240 so that when the body portion 100 is moved by the wheel portion 210, To be freely changed.

The wheel mounting portion 230 is rotated to enable height adjustment and the leg portion 220 is rotated in a direction in which the worker applies force during movement of the main body portion 100, To be freely adjusted in a desired direction.

The wheel structure 200 for a vending machine according to an embodiment of the present invention may further include a stopper pin portion 250 inserted through the leg portion 220 and inserted into a side surface of the wheel portion 210.

A pin inserting portion 211 for inserting the stopper pin portion 250 is disposed on at least one side of both sides of the wheel portion 210 and a pin insertion portion 211 for inserting the stopper pin portion 250 is disposed in the leg portion 220, And a pin hole 222 through which the stopper pin portion 250 passes is located.

It is noted that the pin insertion portion 211 may be formed in a hole shape in which the stopper pin portion 250 is inserted, or may be formed in a groove shape in which only a portion of the end portion of the stopper pin portion 250 is inserted.

The pin insertion portions 211 may be provided in a plurality of spaced apart circumferentially spaced apart from the wheel rotation axis.

One embodiment of the wheel structure 200 for a vending machine according to the present invention is characterized in that the stopper pin portion 250 is inserted into the pin hole 222 in a state where any one of the plurality of pin insertion portions 211 is positioned in alignment with the pin hole 222 222 inserted into the pin inserting portion 211 to limit the rotation of the wheel portion 210.

 The pin insertion portions 211 are disposed in a groove shape on the side surface of the wheel portion 210 and are arranged in a circle surrounding the wheel rotation axis in the form of a circle having the same radius around the wheel rotation axis and connected to each other in the circumferential direction, The stopper pin portion 250 can be inserted through the pin hole 222 and inserted into the stopper pin portion.

Therefore, it is possible to minimize the rotation of the wheel part 210 in order to limit the rotation of the wheel part 210 by using the stopper pin part 250, and to minimize the rotation of the main body part 100 of the vending machine at a desired preset mounting position The rotation of the wheel unit 210 can be restricted.

4 and 5 are cross-sectional views illustrating another embodiment of the wheel structure 200 for a vending machine according to the present invention. Referring to FIGS. 4 and 5, the wheel structure 200 for a vending machine according to the present invention The embodiment may further include a stopper housing part 260 that is positioned so as to be movable upward and downward to the leg part 220 and positioned so that the lower end thereof is in contact with the ground surface to limit the movement of the body part 100.

The stopper housing part 260 is elastically supported by the stopper supporting spring member 270, and is lowered and held in contact with the ground by the housing locking part 280 to be fixed in position.

The stopper housing part 260 is provided with an auxiliary pin hole 264 through which the stopper fin part 250 is passed and the auxiliary pin hole 264 is formed by a long hole formed in a long length in the up and down direction, And is positioned so as to expose the pin hole 222 in the ascending / descending range.

The housing locking part 280 releases the lock of the stopper housing part 260 and returns the stopper housing part 260 to the home position, that is, the home position separated from the ground by the elastic restoring force of the stopper supporting spring member 270.

More specifically, the stopper housing part 260 is disposed to be movable up and down in the longitudinal direction of the leg part 220 by covering the outside of the leg part 220, A grounding portion 262 which overlaps with a portion is positioned to increase the contact area with the ground surface.

The upward and downward slit portions 223 for guiding the upward and downward movement of the stopper housing portion 260 are positioned on the outer peripheral surface of the leg portion 220. The inner peripheral surface of the stopper housing portion 260 Down guide protrusion 261 located in the downward slit portion 223 is positioned.

The stopper supporting spring member 270 is located on the lower side of the ascending and descending guide protrusion 261 in the ascending and descending slit portion 223 and is compressed by the ascending and descending guide protrusion 261 when the stopper housing portion 260 is lowered Lt; / RTI >

The housing locking portion 280 is located on the inner surface of the stopper housing portion 260 and is inserted into the locking groove 224 located on the outer surface of the leg portion 220 when the stopper housing portion 260 is lowered, And a locking spring member 282 for elastically supporting the locking latching member 281. [

The lock engaging member 281 is formed in the shape of a wedge in which the inclined surface is positioned in the direction in which the stopper housing portion 260 is lowered and is inserted into the lock groove 224 to be securely hooked in the direction in which the stopper housing portion 260 ascends and descends, Thereby preventing the housing portion 260 from moving up and down.

The housing locking portion 280 may further include an unlocking operation portion (not shown) connected to the locking engaging member 281 to release the locking state of the locking engaging member 281.

The unlocking operation portion is connected to the lock engaging member 281 and is exposed to the outside of the stopper housing portion 260 to pull the lock engaging member 281 outwardly of the stopper housing portion 260 so as to engage with the lock engaging member 281 ) Can be released from the lock groove (224).

The unlocking operation portion may have a structure in which the lock engaging member 281 is detached from the lock groove 224 by pressing the button with the button structure.

The unlocking operation portion can be variously modified and implemented by using a known structure for releasing the lock engaging member 281 from the lock groove 224, so that detailed description will be omitted.

When the lock engaging member 281 is released from the lock groove 224 by the unlocking operation portion, the stopper housing portion 260 is lifted and returned to the original position by the elastic restoring force of the compressed stopper supporting spring member 270. [

A friction pad portion 263 for restricting the movement of the main body 100 by the wheel portion 210 is disposed on the lower surface of the stopper housing portion 260.

The friction pad portion 263 is positioned on the lower surface of the ground portion 262 and is positioned in close contact with the ground surface by the lowering of the stopper housing portion 260.

The friction pad portion 263 is made of an elastic material such as urethane or synthetic rubber and has a predetermined rigidity or more. The friction pad portion 263 is in direct contact with the ground surface to efficiently move the body portion 100 by the wheel portion 210, .

In addition, the wheel structure 200 for a vending machine according to the present invention is connected to a control unit for controlling the operation of the vending machine, and locks the position of the stopper housing unit 260 in a state where the stopper housing unit 260 is in contact with the ground And a ground lock unit 290 that can release the position lock of the stopper housing unit 260 only when a lock release signal is generated by the control unit.

The ground locking unit releases the position lock of the stopper housing unit 260 when the control unit generates the lock release signal so that the stopper housing unit 260 can be lifted and separated from the ground.

The ground locking portion 290 includes a locking guide rod member 293 protruding from the upper portion of the grounding portion 262 and penetrating the lower surface of the leg portion 220 and positioned in the leg portion 220, And an electromagnet 291 which is fixedly positioned on the lower side of the magnetic body 292 in the leg portion 220 and is operated by the control portion and generates a magnetic force by receiving electric power, ).

It is noted that the magnetic substance 292 may be a magnet body such as a permanent magnet which can be attached to the magnet portion 291 by a magnetic force, and may be variously modified into a known magnetic substance 292 attached to the magnet by a magnetic force.

When the operating signal is applied by the operation of the manager, the magnetism portion 291 is lowered and the magnetic substance 292 is lowered and the ground portion 262, that is, the stopper housing portion 260, And the magnetic substance 292 is magnetically attached to the magnet portion 291, so that the ground portion 262 is brought into close contact with the ground surface.

The control unit is provided with a body movement lock mode for enabling the operation signal of the electromagnetic portion 291 and the stop signal of the electromagnetic portion 291 to be applied only when the manager is recognized.

The body movement lock mode allows a user to input a password or recognize biometric information such as fingerprints or irregularities of an administrator and to apply an operation signal of the electromagnet part 291 and a stop signal of the electromagnet part 291. [

The ground locking portion 290 operates the electromagnetic portion 291 after the manager is recognized in the body movement locking mode so that the magnetic locking portion 290 is magnetically attached to the electromagnet portion 291 so that the locking of the housing locking portion 280 is released The grounding portion 262, that is, the friction pad portion 263, is not separated from the ground.

The friction pad portion 263 is brought into close contact with the ground surface in a state where the lock engaging member 281 is inserted into the lock groove 224 and is positioned by the stopper housing portion 260 when the stopper housing portion 260 is lowered.

At this time, the magnetic substance 292 is positioned apart from the electromagnetic portion 291. When the electromagnetic portion 291 is actuated by the control portion, the magnetic substance 292 is magnetically attached to the electromagnetic portion 291 and the stopper housing portion 260 is further lowered The friction pad portion 263 is compressed between the ground portion 262 and the paper surface so as to firmly adhere to the paper surface.

Accordingly, the friction pad portion 263 is pressed by the ground portion 262 and is in a compressed state in close contact with the surface of the ground, so that the position of the main body portion 100 can be more firmly fixed.

The main body part 100 is easily moved to the installation position while the stopper pin part 250 is separated from the pin insertion part 211 while the stopper housing part 260 is in the original position and the wheel part 210 is rotated.

The stopper pin portion 250 is inserted into the pin insertion portion 211 through the auxiliary pin hole 264 and the pin hole 222 after the main body portion 100 is moved to the predetermined mounting position, So that the movement of the main body 100 is restricted at the installation position.

The stopper housing portion 260 is lowered to insert the lock engaging member 281 into the engaging groove so that the grounding portion 262 or the friction pad portion 263 comes into contact with the surface of the stopper housing portion 260 Thereby restricting the movement of the main body 100 to the second position.

The control unit activates the electromagnet part 291 after inputting the password or the bio-signal of the manager in the body movement lock mode to further lower the stopper housing part 260 so that the friction pad part 263 is held by the ground part 262 And is tightly adhered to the ground while being compressed, thereby restricting movement of the main body 100 three times.

The stopper pin portion 250 is detached from the pin inserting portion 211 and the stopper housing portion 260, that is, the friction pad (not shown) 263 are kept in close contact with the ground without being separated from the ground.

In order to move the main body 100 to another position, it is necessary to stop the operation of the electromagnet portion 291 after inputting the password or recognizing the biometric signal of the manager in the body movement lock mode, The magnetic force of the stone portion 291 is removed.

The stopper pin portion 250 is detached from the pin inserting portion 211 and the lock engaging member 281 is released from the engaging groove to release the stopper housing portion 260 It can be returned to the home position.

The body portion 100 is freely moved to a desired position by the rotation of the wheel portion 210 in a state where the stopper pin portion 250 is separated from the pin insertion portion 211 and the stopper housing portion 260 is returned to the home position .

The present invention can freely adjust the direction of movement of the vending machine when the vending machine is moved by rotating the vending machine 210 so that the vending machine can be easily moved to a desired position when moving, It can be moved accurately to the set mounting position.

Since the stopper housing part 260 is lowered and brought into close contact with the ground surface after the movement of the automatic vending machine is completed, the rotation of the wheel part 210 is restricted so that the automatic stopping device can be easily fixed at the moved position. It is possible to improve the convenience of the operation and to fix the vending machine in a stable position.

The present invention can lock the stopper structure of the wheel 210 and unlock only the administrator, thereby restricting the movement of the automatic vending machine, thereby preventing the automatic vending machine from being stolen and the position of the automatic vending machine can not be arbitrarily changed.

It will be understood by those skilled in the art that various changes and modifications may be made without departing from the scope of the present invention.

100: main body 110: product draw-
111: Door part 120: Product selection part
130: Cost settlement unit 200: Wheel structure for vending machine
210: wheel portion 211: pin insertion portion
220: leg portion 221:
222: pin hole 223: rising and falling slit part
224: locking groove 230: wheel mounting portion
231: mounting bolt part 232: rotating space
240: leg rotation support part 241: ball body
242: ball support plate member 250: stopper pin portion
260: stopper housing part 261: lifting guide protrusion
262: ground portion 263: friction pad portion
264: auxiliary pin hole 270: stopper supporting spring member
280: housing locking portion 281: locking locking member
282: a spring member for locking 290:
291: Electromagnet part 292: Magnetic body
293: Locking guide rod member

Claims (15)

A wheel structure for a vending machine, which is positioned below the main body of the vending machine and movably supports the main body,
A wheel portion which is in contact with the ground and rolls,
A leg portion in which the wheel portion is rotatably positioned;
A wheel mounting portion rotatably positioned on the leg portion so as to change the moving direction of the main body portion and mounted on a lower portion of the main body portion;
A leg rotation supporting portion which is positioned between the leg portion and the wheel mounting portion and rotatably supports the leg portion; And
And a stopper housing part which is positioned so as to be movable up and down on the leg part and is positioned so that the lower end part is in contact with the ground surface to limit movement of the body part,
The stopper housing part is elastically supported by a stopper supporting spring member, is lowered and is in contact with the ground, and is locked by the housing locking part to be fixed in position,
The housing locking portion includes:
A lock engaging member which is located on an inner side surface of the stopper housing part and is inserted into a lock groove located on an outer side surface of the leg part when the stopper housing part is lowered; And
And a locking spring member for elastically supporting the locking latching member.
The method according to claim 1,
Wherein the wheel mounting portion is mounted on the upper surface with a mounting bolt portion protruding therefrom and bolted to the body portion.
The method according to claim 1,
Wherein the wheel mounting portion is provided with a rotation space in which the leg rotation support portion can be positioned, the leg portion is inserted into the rotation space at an upper portion so as to be rotatably positioned, and a rotation support portion, Lt; / RTI >
Wherein the rotation receiving portion is a circular protrusion formed in a circular shape on a plane and the rotation space is formed as a circular space in which an inner circumferential surface rotated in a state in which the rotation receiving portion is in close contact with the inner circumferential surface is located.
The method according to claim 1,
The leg-
A plurality of ball bodies which are rolled in contact with the lower surface of the wheel mounting portion and whose lower ends are seated on the leg portions and roll; And
And a ball supporting plate member rotatably mounted on the ball body and partially protruding from the top and bottom surfaces of the ball body.
The method according to claim 1,
And a stopper pin portion inserted through the leg portion and inserted into a side surface of the wheel portion.
delete The method according to claim 1,
And a stopper pin portion penetrating through the leg portion and inserted into a side surface of the wheel portion,
Wherein the stopper housing portion is provided with an auxiliary pin hole through which the stopper pin portion is inserted, and the auxiliary pin hole is formed by a long hole in the upward and downward directions.
delete The method according to claim 1,
The stopper housing portion
And a grounding portion which overlaps with at least a part of the lower surface of the leg portion is positioned on the lower surface of the lower portion so that a contact area with the ground surface is increased. Wheel structure for vending machines.
The method according to claim 1,
And a friction pad portion that is in contact with the ground is positioned on a lower surface of the stopper housing portion.
A wheel structure for a vending machine, which is positioned below the main body of the vending machine and movably supports the main body,
A wheel portion which is in contact with the ground and rolls,
A leg portion in which the wheel portion is rotatably positioned;
A wheel mounting portion rotatably positioned on the leg portion so as to change the moving direction of the main body portion and mounted on a lower portion of the main body portion;
A leg rotation supporting portion which is positioned between the leg portion and the wheel mounting portion and rotatably supports the leg portion;
A stopper housing part which is positioned to be movable up and down on the leg part and is positioned so that the lower end thereof is in contact with the ground surface to limit the movement of the body part; And
And a ground locking portion connected to a control portion for controlling operation of the vending machine,
The stopper housing part is elastically supported by a stopper supporting spring member, is lowered and is in contact with the ground, and is locked by the housing locking part to be fixed in position,
Wherein the ground lock part locks the position of the stopper housing part in a state where the stopper housing part is in contact with the ground and releases the position lock of the stopper housing part only when an unlocking signal is generated by the control part. Wheel structure.
The method of claim 11,
The stopper housing portion
A ground portion which overlaps with at least a part of the lower surface of the leg portion is positioned on the lower surface portion,
Wherein the ground locking portion includes a locking guide rod member protruding from an upper portion of the ground portion and passing through a lower surface of the leg portion and positioned in the leg portion;
A magnetic body positioned in the lock guide rod member; And
And an electromagnet portion which is fixedly positioned within the leg portion and spaced apart from the lower side of the magnetic body, and whose operation is controlled by the control portion, and which generates electric power by receiving electric power.
The method of claim 11,
Wherein the control unit is provided with a body movement lock mode capable of applying a lock signal of the ground lock unit and an unlock signal of the ground lock unit only when an administrator is recognized,
Wherein the body movement locking mode is configured to input a password or recognize biometric information such as a fingerprint or irregularity of a manager to apply a lock signal of the ground lock portion and an unlock signal of the ground lock portion.
The method of claim 12,
The housing locking portion includes:
A lock engaging member which is located on an inner side surface of the stopper housing part and is inserted into a lock groove located on an outer side surface of the leg part when the stopper housing part is lowered; And
And a locking spring member for elastically supporting the lock engaging member,
A friction pad portion in contact with the ground is positioned on the lower surface of the ground portion,
The friction pad portion is brought into close contact with the ground surface in a state where the lock engaging member is inserted into the lock groove by being lowered by the stopper housing portion,
Wherein the electromagnet portion compresses the friction pad portion between the ground portion and the ground while further lowering the stopper housing portion while the magnetic body is attached by magnetic force.
Paying for the product places the product in a product drawer where the product can be withdrawn by the buyer; And
And a wheel structure disposed below the main body and movably supporting the main body,
Wherein the wheel structure includes the wheel structure for a vending machine according to any one of claims 1 to 5, claim 7, claim 9 and claim 14.

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