KR101356901B1 - Surface adaptive moving apparatus - Google Patents

Abstract

A transfer apparatus which has adaptability to the surface change of an object according to an embodiment of the present invention includes: a base plate which has a structure capable of being stably put on a bottom surface; a tube accommodating unit which is installed in the base plate and has a tube stacked inside; a first air pressure providing unit which provides an air pressure by a tube in order to expand the tube; the tube which has one end fixated on the upper part of the first air pressure providing unit, has the other end fixated on the lower part of the first air pressure providing unit, and is accommodated inside the tube accommodating unit; a second air pressure providing unit which provides air for the internal space of the tube accommodating unit and prevents a contact between the tube and the inner surface of the tube accommodating unit in a process of the growth of the tube by providing a first air pressure for the tube; and a tube growth guiding unit which is installed in the base plate and guides the tube so that the tube stably ascends and descends in the growth process of the tube. It is desirable for the tube to perform the growth movement while being in contact with an object which is inserted into the inside of the tube when the first and second air pressure providing units operate.

Description

Feeding device adaptable to surface change of object {SURFACE ADAPTIVE MOVING APPARATUS}

The present invention relates to a transfer device having an adaptation force to the surface change of the object, and in detail, the surface change of the object that can be elevated along the blade in the form surrounding the blade of the object, for example, the wind turbine without being affected by the shape of the object It relates to a conveying device having an adaptability to.

Conventionally, Korean Patent No. 10-1182676 discloses a content of a tower lift lifting structure for a wind power generator.

In general, a wind power generator has a structure in which a plurality of blades are connected to a nussel in a pillar having a height of about 100 m or more from the bottom to the top of the top, and have a length of about 40 m to 80 m even with the length of the blade alone.

The blades of large wind turbines need periodic maintenance. Thus, in the related art, as disclosed in Korean Patent No. 10-1182676, a lifting device is installed inside a prop of a wind power generator to allow movement from a lower part of a wind power generator to an upper part.

However, the device disclosed in Korea Registration No. 10-1182676 is a device installed on the shore is a device fixed in the shore of the wind power generator, when installed in a high position, such as a blade of the wind power generator and has a streamlined shape It was difficult to climb to the top of the blades, making it difficult to repair damaged breaks on the surface of the blades of a wind turbine or to elevate the device for cleaning the blades.

It is an object of the present invention to provide a conveying apparatus that is adaptable to the surface change of an object that can be elevated along the blade in a form surrounding an object, such as a blade of a wind turbine, without being affected by the shape of the object.

According to an embodiment of the present invention, a conveying apparatus having an adaptation force to a surface change of an object includes: a base plate having a structure that can be stably placed on a bottom surface; It is installed on the base plate, the tube accommodating portion is laminated tube therein; A first air pressure providing unit providing air pressure to the tube to expand the tube; A tube, one end of which is fixed to the upper portion of the first air pressure providing portion and the other end of the first air pressure providing portion, fixed to the lower portion of the tube accommodation portion; A second air pressure providing part which provides air to the inner space of the tube accommodating part and provides a first air pressure to the tube to prevent contact between the tube and the inner surface of the tube accommodating part during the growth of the tube; And a tube growth guide part installed on the base plate to guide the tube so that the tube can be raised and lowered in the growth process of the tube, wherein the tube is inserted into the tube when the first and second air pressure providing units are operated. It is desirable to exercise growth in contact with.

In one embodiment of the present invention, the first air pressure providing portion is installed inside the tube receiving portion, the air injection box for providing air pressure to the tube; A first air pressure providing member connected to the air injection box and providing a high pressure air pressure to the air injection box; And a relief valve connected to the air injection box to release a part of the air provided from the first air pressure supply member to the air injection box when the pressure provided by the tube in the air injection box reaches the set pressure or higher. .

In one embodiment of the present invention, the tube accommodating part has a first space that is open at the top, the tube accommodates the first receiving groove member forming an inner surface of the tube accommodating part and provided with a plurality of air through holes; A second accommodation groove member having a shape surrounding the first accommodation groove member such that a second space is formed between the first accommodation groove member and integrally connected with the first accommodation groove member; And a second pneumatic injection hole provided in the second receiving groove member and connected to the second pneumatic providing portion.

In one embodiment of the present invention, the second air pressure supply unit is connected to the second air pressure inlet, the air having the second air pressure provided from the second air pressure supply unit is introduced into the second space via the second air pressure inlet and a plurality of It is distributed through the air through hole of the flow into the first space in a uniform distribution, by providing a force to the outer surface of the tube during the growth of the tube by the operation of the first air pressure providing unit, the tube of the first receiving groove member It is desirable to be in contact with the inner surface so that the tube can be easily grown.

In one embodiment of the present invention, the tube growth guide unit, the lower portion is fixed to the base plate, the upper portion of Shanghai East having a structure capable of lifting up and down; It is installed in the upper portion of the Shanghai East, the front and rear moving unit having a structure that can move back and forth; And a tube guide member which is installed at the end of the front and rear moving part and guides the growth movement of the tube while being in contact with the outer surface of the tube.

In one embodiment of the invention, the tube guide member preferably has a shape having a curvature greater than the curvature of the outer surface of the tube.

The present invention can be elevated along the blade in the form surrounding the object, for example the blade, without being affected by the shape of the object.

In addition, the present invention has a structure in which the blade serves as a central axis during the growth movement of the tube, the tube is in contact with the blade by the pneumatic lifting and lifting along the longitudinal direction of the blade, it is possible to achieve the stability of the mobile phase.

In addition, the present invention has a movable structure, there is no restriction on the place of use of the device, it is economical because there is little need to install a lifting device such as an elevator separately.

Figure 1 schematically shows a perspective view of a transfer device having an adaptation force to the surface change of the object according to an embodiment of the present invention.
Figure 2 schematically shows the configuration of the transfer device having an adaptation force to the surface change of the object according to an embodiment of the present invention.
Figure 3 schematically shows an operating state diagram of the transfer apparatus having an adaptation force to the surface change of the object according to an embodiment of the present invention.
Figure 4 schematically shows a perspective view of the tube receiving portion according to an embodiment of the present invention.

Hereinafter, with reference to the accompanying drawings, it will be described for the transfer apparatus having an adaptation force to the surface change of the object according to a preferred embodiment of the present invention.

As shown in Figure 1 and 2, the transfer apparatus 100 having an adaptation force to the surface change of the object according to an embodiment of the present invention, the base plate 110, tube receiving portion 120, tube 130 ), The first air pressure providing unit 140, the second air pressure providing unit 150 and the tube growth guide unit 160, the tube 130 is the first and second air pressure providing unit (140, 150) of It has a structure that grows while in contact with the object inserted into the tube 130 during operation.

In one embodiment of the present invention, the base plate 110 is a flat plate having a structure that can be stably placed on the bottom surface. The tube accommodating part 120 and the tube growth guide part 160 are installed on the upper part of the base plate 110. Here, the bottom surface may be provided in a moving member such as a vehicle or a ship.

In the present embodiment, the tube accommodating part 120 has a cylindrical shape in which the upper part is open and the lower part is closed, and has a structure in which the tube 130 is stacked therein. Here, the tube receiving portion 120 has an outer diameter larger than the outer diameter of the tube 130, it is preferable that the tube 130 has a size and shape that can be easily stacked.

In one embodiment of the present invention, the tube receiving portion 120 is the first receiving groove member 121, the second receiving groove member 125, the first pneumatic injection hole 127, the first pneumatic discharge hole 129 And a second pneumatic injection hole 128.

In the present embodiment, the first receiving groove member 121 is a part forming the inner surface of the tube accommodating part 120. The first accommodating groove member 121 has a first space 123 in which the tube 130 is accommodated, and has a cylindrical shape in which an upper part is opened and a lower part is closed.

2 to 4, the first receiving groove member 121 is provided with a plurality of air through holes 122. Here, the plurality of air through holes 122 are provided to uniformly provide the second air pressure provided from the second air pressure providing unit 150 to the first space 123. The size and shape of the plurality of air through holes 122 may be variously changed within a range apparent to those skilled in the art.

In the present embodiment, the second receiving groove member 125 is a part forming the outer surface of the tube accommodating part 120. The second receiving groove member 125 has a shape surrounding the first receiving groove member 121 so that the second space 126 is formed between the first receiving groove member 121 and the first receiving groove member ( 121) has a structure connected integrally with.

The second pneumatic injection hole 128 is provided in the second receiving groove member 125. The second receiving groove member 125 is provided with a first pneumatic injection hole 127 and a first pneumatic discharge hole 129, wherein the first pneumatic injection hole 127 and the first pneumatic discharge hole 129 are provided. ) Is formed to penetrate the first receiving groove member 121 and the second receiving groove member 125. The first air pressure supply unit 140 is connected to the first air pressure injection hole 127 and the first air pressure discharge hole 129.

Hereinafter, the first air pressure providing unit 140 will be described.

The first air pressure providing unit 140 is a device that provides the first air pressure to the tube 130. The first air pressure is preferably a pressure enough to inflate the tube 130. In this case, the first air pressure may be variable according to the size and material of the tube 130.

In one embodiment of the present invention, the first air pressure supply unit 140 is an air injection box 141, the first air pressure supply pipe 142, the first air pressure supply member 143, the first air pressure discharge pipe 146 and the relief Valve 145.

The air injection box 141 is installed inside the first receiving groove member 121 to provide a first air pressure into the tube 130 connected to the air injection box 141. A plurality of air injection nozzles 141a are provided on the air injection box 141. One end 131 of the tube is connected to the air injection nozzle 141a and the other end 132 of the tube is connected to the lower part of the air injection nozzle 141a. By the connection structure as described above, the tube 130 has a sealed structure.

In the present embodiment, the first air pressure supply pipe 142 and the first air pressure discharge pipe 146 is connected to the lower portion of the air injection box 141. Here, one end of the first air pressure supply pipe 142 is connected to the first air pressure supply member 143 installed outside the tube accommodating part 120, and the other end of the first air pressure supply pipe 142 is the first air pressure injection hole ( It penetrates through 127 and is connected to the air injection box 141.

Here, the first air pressure providing member 143 is located outside the tube accommodating part 120, is connected to the air injection box 141 by the first air pressure supply pipe 142, and the high pressure to the air injection box 141. Is a member that provides the first air pressure.

In operation of the first air pressure providing member 143, the air A1 having the first air pressure provided from the first air pressure providing member 143 is introduced into the air injection box 141 through the first air pressure supply pipe 142. In this case, the first air pressure provided to the air injection box 141 is provided to the tube 130 as shown in FIG. 3 through the air injection nozzle 141a. The first air pressure injected from the air injection nozzle 141a expands the tube 130.

Here, the tube 130 is preferably made of a material that is easy to expand and contract, so, when the pressure provided to the tube 130 is higher than the pressure that the tube 130 can afford, the tube 130 will burst. , The conveying device 100 having an adaptation force to the surface change of the object according to an embodiment of the present invention is provided with the air having a first air pressure to the tube 130 continuously excessively to prevent the phenomenon that the tube 130 bursts To this end, a first air pressure discharge pipe 146 provided with a relief valve 145 is connected to one side of the air injection box 141.

Here, one end of the first air pressure discharge pipe 146 is connected to the air injection box 141, the other end of the first air pressure discharge pipe 146 passes through the first air pressure discharge hole 129 of the tube receiving portion 120 As a member for discharging air to the outside, the relief valve 145 is connected to the first air pressure discharge pipe 146.

The relief valve 145 is connected to the first air pressure discharge pipe 146, and when the pressure provided to the tube 130 through the air injection box 141 reaches or exceeds the set pressure, air is injected from the first air pressure providing member 143. It is operated to release a portion of the air provided to the box 141 to the outside to regulate the pressure in the growing tube 130.

Hereinafter, the second air pressure providing unit 150 will be described.

Unlike the first air pressure providing unit 140, which provides the first air pressure directly to the inner space of the tube 130, the second air pressure providing unit 150 provides the second air pressure to the tube accommodating part 120. It is a member that prevents the tube 130 from contacting the inner surface of the first receiving groove member 121 during the expansion and growth of the tube 130 by the operation of the first air pressure providing unit 140. .

The second air pressure providing unit 150 is composed of a second air pressure providing member 151 and a second air pressure supply pipe 153. Here, the second air pressure providing member 151 is located outside the tube accommodating part 120. The second air pressure providing member 151 is connected to the tube accommodating part 120 by the second air pressure supply pipe 153. In detail, one end of the second air pressure supply pipe 153 is connected to the second air pressure supply member 151, and the other end of the second air pressure supply pipe 153 is connected to the second air pressure injection port 128.

When the second air pressure providing member 151 is operated, the air A2 having the second air pressure provided to the second air pressure inlet 128 through the second air pressure supply pipe 153 is the second space of the tube accommodating part 120. It is dispersed through the plurality of air through holes 122 via 126 and flows into the first space 123 in a uniform distribution, the tube 130 is grown by the operation of the first air pressure providing unit 140 In the process of providing a force to the outer surface of the tube 130, the tube 130 is in contact with the inner surface of the first receiving groove member 121 so that the tube 130 can be easily grown.

Here, the first space 123 is a space in which the upper portion provided in the first receiving groove member 121 is opened and the lower portion is closed, and the second space 126 is the first receiving groove member 121 and the second receiving groove. It is a space provided between the members 125.

In addition, the second air pressure is an air pressure having a pressure of approximately 2 MPa, so that the tube 130 expanding by the operation of the first air pressure providing unit 140 may prevent contact with the inner surface of the first receiving groove member 121. Sufficient pressure is enough.

On the other hand, the tube growth guide unit 160 will be described below.

In the present embodiment, the tube growth guide portion 160 is such that the tube 130, which expands and grows during operation of the first and second air pressure providing portions 140 and 150, can be easily lifted or more stable. It is a member for guiding the tube 130.

In this embodiment, the tube growth guide portion 160 is provided with a plurality, the plurality of tube growth guide portion 160 is installed on the base plate 110 in a radially surrounding the tube receiving portion 120. In the present embodiment, the tube growth guide part 160 includes a shanghai east part 161, the front and rear movement part 162 and the tube growth guide member 163.

In the present embodiment, the shanghai 161 is a member installed on the base plate 110 so as to be movable up and down, and includes a vertical support member 161a and a shankdong member 161b. Here, the lower end of the vertical support member 161a is fixed to the base plate 110. And, the upper and lower movable member 161b is connected to the upper end of the vertical support member 161a so as to be lifted up and down.

The lower portion of the movable member 161b is connected to the vertical support member 161a, wherein the movable member 161b may be connected to the vertical support member 161a to move up and down in a piston-cylinder manner. The front and rear moving parts 162 are connected to the upper portion of the shank moving member 161b.

The front and rear movement part 162 includes a horizontal support member 162a and a front and rear movement member 162b. Here, one side of the horizontal support member 162a is connected to the upper portion of the shankdong member 161b. On the other side of the horizontal support member 162a, the front and rear movement member 162b is connected to the front and rear movement in a piston-cylinder manner.

Here, the tube growth guide member 163 is installed at the end of the front and rear movement member 162b, and is a member that guides the growth movement of the tube 130 while being in contact with the outer surface of the tube 130. At this time, the tube growth guide member 163 preferably has a shape having a curvature larger than the curvature of the outer surface of the tube 130 to guide the tube 130 more stably.

In this embodiment, the tube growth guide portion 160 is operated as follows.

When the tube 130 stacked inside the tube accommodating part 120 starts to grow as shown in FIG. 3 by the operation of the first and second air pressure providing parts 140 and 150, the tube growth guide member ( The front and rear movement member 162b of the front and rear movement unit 162 is moved in the direction in which the tube 130 is positioned so that the 163 contacts the outer surface of the tube 130. Thereafter, in the state in which the tube growth guide member 163 is in contact with the tube 130, the shank east 161 moves up and down in the same direction as the growth movement direction of the tube 130.

Next, the tube growth guide unit 160 according to an embodiment of the present invention is the direction in which the tube 130 is positioned in the front and rear movement member 162b so that the tube growth guide member 163 does not come into contact with the tube 130. After moving in the opposite direction and the movable member 161b moves up and down in the direction opposite to the growth movement direction of the tube 130, the front and rear moving parts so that the tube growth guide member 163 contacts the outer surface of the tube 130 again. After the front and rear movable member 162b of 162 is moved in the direction in which the tube 130 is positioned, the shank east 161 is connected to the tube 130 in a state in which the tube growth guide member 163 is in contact with the tube 130. While repeating the lifting and lowering movement in the same direction as the growth movement direction of 130, the tube 130 makes it easier to grow and ride on the object, such as the blade 10 of the wind power plant.

The conveying apparatus 100 having an adaptation force to a surface change of an object according to an embodiment of the present invention is installed at a high position, such as the blade 10 of a wind power plant, and is not affected by the shape of an object having a streamlined shape. When the shape of the contact surface is variable depending on the shape of the object at the time of providing can be moved to the upper portion of the object through the expandable and growable tube 130, unlike the existing lifting device, the installation position is not fixed, moving the wind turbine It is usable while being economical.

While the present invention has been described in connection with what is presently considered to be practical exemplary embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, It will be clear to those who have knowledge.

100: transfer device adaptable to the surface change of the object
110: base plate 120: tube receiving portion
121: first receiving groove member 122: air through hole
123: first space 125: second receiving groove member
126: second space 127: first pneumatic injection hole
128: second air pressure inlet 129: first air pressure discharge hole
130: tube 140: first air pressure providing unit
141: air injection box 141a: air spray nozzle
142: first air pressure supply pipe 143: first air pressure providing member
145: relief valve 146: first air pressure discharge pipe
150: second air pressure providing unit 151: second air pressure providing unit 150
153: second air pressure supply pipe 160: tube growth guide portion
161: east of Shanghai 161a: vertical support member
161b: Shanghai moving member 162: front and rear moving parts
162a: horizontal support member 162b: forward and backward moving member
163: tube growth guide member

Claims (6)

Foundation plate having a structure that can be stably placed on the bottom surface;
A tube accommodating part installed on the base plate and having a tube laminated therein;
A first air pressure providing unit providing air pressure to the tube to expand the tube;
One end of which is fixed to an upper portion of the first air pressure providing portion and the other end of which is fixed to a lower portion of the first air pressure providing portion, the tube accommodated in the tube accommodating portion;
A second air pressure providing part which provides air to the inner space of the tube accommodating part, and provides a first air pressure to the tube to prevent contact between the tube and an inner surface of the tube accommodating part during the growth of the tube; And
A tube growth guide part installed on the base plate and guiding the tube to stably lift and move the tube during the growth of the tube;
Includes, the transfer device having an adaptation force to the surface change of the object, characterized in that the growth movement while the tube is in contact with the object inserted into the tube during the operation of the first and second air pressure providing unit.
The method of claim 1, wherein the first air pressure providing unit
An air injection box installed inside the tube accommodation part and providing air pressure to the tube;
A first air pressure providing member connected to the air injection box to provide a high pressure air pressure to the air injection box; And
A relief valve connected to the air injection box and discharging a part of air provided from the first air pressure providing member to the air injection box to the outside when the pressure provided from the air injection box to the tube reaches a set pressure or more;
Transfer device having an adaptation to the surface change of the object, characterized in that consisting of.
The method of claim 1, wherein the tube receiving portion
A first accommodating groove member having an upper portion and having a first space accommodating the tube, forming an inner surface of the tube accommodating part, and having a plurality of air through holes;
A second accommodation groove member having a shape surrounding the first accommodation groove member so that a second space is formed between the first accommodation groove member and integrally connected with the first accommodation groove member; And
A second pneumatic injection hole provided in the second receiving groove member and connected to the second pneumatic providing portion;
Transfer device having an adaptation to the surface change of the object, characterized in that consisting of.
The method of claim 3, wherein
The second air pressure providing portion is connected to the second air pressure inlet,
The air having the second air pressure provided by the second air pressure providing unit is introduced into the second space via the second air pressure inlet and then dispersed through the plurality of air through holes to the first space with a uniform distribution. Inflow,
The force is supplied to the outer surface of the tube during the growth of the tube by the operation of the first air pressure providing unit, so that the tube is in contact with the inner surface of the first receiving groove member so that the tube can be easily grown. Transfer device having an adaptation to the surface change of the object, characterized in that.
The method of claim 1, wherein the tube growth guide portion,
A shanghai eastern part having a structure of which a lower part is fixed to the foundation plate and whose upper part is capable of lifting up and down;
A front and rear moving part installed at an upper part of the shanghai east part and having a structure capable of moving forward and backward; And
A tube guide member installed at an end of the front and rear moving parts and guiding the growth movement of the tube while being in contact with the outer surface of the tube;
Transfer device having an adaptation to the surface change of the object, characterized in that consisting of.
The method of claim 5, wherein
The tube guide member has a shape having a curvature larger than the curvature of the outer surface of the tube transfer apparatus having an adaptation force to the surface change of the object.

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