KR101574180B1 - Device for compressing electrode - Google Patents

Abstract

The present invention relates to an electrode bonding device for a dye-sensitized solar cell, capable of equally maintaining a gap between a photo-electrode and a relative electrode as well as securing the reliability of a bonded part by pressurizing the bonded part with equal pressure when the photo-electrode and the relative electrode are bonded. The electrode bonding device includes: a lower plate in which a bonding object is received; an upper plate having a shape corresponding to the lower plate; a support unit elastically supporting the upper plate to separate the upper plate from an upper part of the lower plate; a pressurizing unit expanded or contracted by air pressure, and including a pressurizing bag pressurizing the upper plate towards the lower plate while being expanded when the bonding object is bonded; and a frame part including a work stage, a work chamber, formed in an upper part of the work stage and in which the lower plate, the upper plate, the support unit, and the pressurizing unit are placed, and an opening hole formed on a side of the work chamber facing the other side of the work stage.

Description

TECHNICAL FIELD [0001] The present invention relates to a device for attaching electrodes for dye-

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electrode cementing apparatus for a dye-sensitized solar cell, and more particularly, to an electrode cementing apparatus for a dye-sensitized solar cell in which a photo electrode and a counter electrode are pressed together.

Solar cells can be divided into solar cells and solar cells. Solar thermal electricity is a device that generates the steam needed to rotate a turbine by using solar heat. Photovoltaic solar cells are semiconductor It is a device that converts sunlight (photons) into electrical energy using properties.

Among these, solar cells which are the most developed and practically used in the world at present are silicon (Si) -based solar cells, and silicon-based solar cells are classified into semiconductor It is made by the process.

Recently, a dye-sensitized solar cell having a low manufacturing cost and a high energy efficiency is emerging as a substitute for a silicon-based solar cell. The dye-sensitized solar cell is a representative organic solar cell using solar energy, and is a solar cell that generates chemical power by utilizing the solar light absorption ability of a dye.

Specifically, the dye-sensitized solar cell includes a working electrode including a photosensitive dye layer, a counter electrode facing the photo-electrode, and an electrolyte positioned between the photo-electrode and the counter electrode, The electrons excited from the photosensitive dye layer by the light reaching the sensitive dye layer pass through the photoelectrode and the counter electrode, and then the electrons are returned to the photosensitive dye layer through reduction and oxidation of the electrolyte by the catalytic reaction of the counter electrode It is a solar cell that forms a channel.

Meanwhile, the dye-sensitized solar cell is manufactured by adhering a photoelectrode and a counter electrode such that a liquid, solid, or gel electrolyte is sealed between the photoelectrode and the counter electrode. (For example, a thermoplastic resin, a thermosetting resin, a polymer adhesive, a surlyn, a glass frit) is laminated near the edge of one of the electrodes, and another electrode is placed on the laminate And heat-pressing the photoelectrode and the counter electrode.

Conventionally, since the heat pressing employs a pressurizing method using a hydraulic cylinder or a pneumatic cylinder, there has been a problem that the pressing force is concentrated at the center when the electrode is pressurized.

Since the pressing force is concentrated at the central portion of the electrode, there is a problem that the electrode is easily broken when the electrode is pressurized, and the gap between the electrodes is not same because the pressing force is different on the connecting portion, .

A related prior art is Korean Patent No. 1079198 (registered on October 27, 2011, entitled " Dye-sensitized solar cell sealing system and method).

The present invention can press uniformly the whole cemented portion when the photoelectrode and the counter electrode are cemented together so that the gap between the photoelectrode and the counter electrode can be uniformly maintained and the reliability of the cemented portion can be secured The present invention provides a dye-sensitized solar cell electrode cementing apparatus.

The technical objects to be achieved by the present invention are not limited to the above-mentioned technical problems.

According to an aspect of the present invention, there is provided an apparatus for attaching an electrode for a dye-sensitized solar cell, comprising: a lower plate on which an object to be cemented is placed; An upper plate having a shape corresponding to the lower plate; Supporting means for elastically supporting the upper plate so as to be spaced apart from the upper portion of the lower plate; A pressurizing means having a pressurizing bag which is expanded and contracted by the inflow and outflow air pressure and which is expanded when the coagulation object is attached and which presses the upper plate toward the lower plate; And a working chamber in which a lower plate, an upper plate, a supporting means and a pressing means are disposed on an inner side of the working stage, and an opening is formed on one side of the working chamber facing the other side of the working stage And a frame portion.

Specifically, the upper surface of the lower plate and the lower surface of the upper plate face each other, and the lower plate and the upper plate are fitted with heating means.

Specifically, the lower plate is mounted on the loading / unloading means and disposed so as to be able to move into and out of the working chamber through the opening. The loading / unloading means is fixed to the inside of the working chamber and the cylinder rod is extended The incoming and outgoing cylinder; A lower plate mounted on the upper portion and a lower portion connected to the cylinder rod via a bracket, the inlet / outlet slider being moved in and out of the opening by operation of a loading / unloading cylinder; A guide rail disposed on both sides of the loading / unloading cylinder and extending from the inside of the working chamber to the other side of the working stage; And a guide block slidably mounted on the guide rail and having an upper portion mounted to a lower portion of the loading / unloading slider.

Specifically, the supporting means comprises: a vertical pressing rod fixedly mounted to the work stage and having an upper portion vertically extending to the upper side of the working chamber; A lifting plate which is provided in a horizontal rectangular plate shape and in which a fitting hole is formed so that a corner portion can be slidably fitted to the pressing rod, and an upper plate is mounted on a lower portion; And an elastic member elastically supporting the lifting plate such that the upper plate is spaced apart from the lower plate. The elastic member is a cylindrical compression coil spring, which is fitted to each of the pressing rods, the lower portion is supported by the work stage, And is supported on the lower surface.

Specifically, the pressurized bag has a shape corresponding to the lifting plate and the lifting plate and is disposed between the finishing plates fixed to the upper portions of the pressurizing rods respectively, and a pneumatic line for injecting and discharging air is connected to the pressurizing bag , The upper and lower portions of the pressurizing bag are fixed to the lower surface of the finishing plate and the upper surface of the lifting plate, respectively.

More specifically, the pressurized bag is made of a stretchable material so that it can be easily expanded and contracted by the pressure of the air flowing in and out through the pneumatic line.

As described above, the electrode-cementing apparatus for a dye-sensitized solar cell according to the present invention elastically presses a cigarette object using a pressurized bag that expands and contracts by air pressure, so that a cigarette- Accordingly, it is possible to maintain the gap between the objects to be bonded uniformly, and to secure the reliability of the joint portion.

Further, when the electrode cementing apparatus for a dye-sensitized solar cell according to the present invention is used, the optimum curing conditions (pressing pressure, heating temperature, and pressing time) according to the area and thickness of the photoelectrode and the counter electrode, and the type of the electrolyte and the bonding member, It is advantageous in that the reproducibility of the adhesion test can be improved in the case of the adhesion test in a laboratory or the like.

1 is a perspective view of an electrode sticking apparatus for a dye-sensitized solar cell according to the present invention,
2 is a front view schematically showing the interior of the lid assembly shown in Fig. 1,
3 is a side view schematically showing the interior of the lid assembly shown in Fig. 1, and
FIGS. 4A and 4B are views schematically showing a state in which electrodes are bonded together by the laminating apparatus of the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the drawings, the same components are denoted by the same reference symbols whenever possible. In the following description, well-known functions or constructions are not described in detail since they would obscure the invention in unnecessary detail.

4A) in which the photoelectrode 12 and the counter electrode 14 are not bonded together, that is, the photoelectrode 12 (see FIG. 4A) in which the electrolyte 16 and the joint member 18 are disposed, 12 and the counter electrode 14 to each other.

1 to 3 are views showing an electrode cohesive apparatus for a dye-sensitized solar cell according to the present invention. The electrode cohesion apparatus 100 according to the present invention includes a lower plate 120 on which a cemented object 10 is placed, The upper plate 140 having a shape corresponding to the plate 120 and the supporting means 150 for elastically supporting the upper plate 140 so as to be spaced apart from the upper portion of the lower plate 120 by a predetermined height, And pressing means 160 for transferring the upper plate 140 to the lower plate 120 side so as to be able to press the lid member 10 at the time of the lapping.

The electrode sticking apparatus 100 according to the present invention further includes a frame unit 110 to which the lower plate 120, the upper plate 140, the supporting unit 150 and the pressing unit 160 are fixed and supported .

First, the frame portion 110 includes a work stage 112 and a work chamber 114 integrally formed on one side of the upper side of the work stage 112. The work chamber 114 is a space in which a cementing operation with respect to the cemented object 10 is performed, and the inside has an empty housing shape. The work chamber 114 is provided with an opening 116 for allowing the object 10 to be carried from the outside of the working chamber 114 to the inside of the working chamber 114, Is formed. The opening 116 is formed on the side wall facing the other side of the work stage 112 as shown.

The lower plate 120, the upper plate 140, the support means 150, and the pressing means 160 are disposed inside the work chamber 114 formed as described above.

The lower plate 120 and the upper plate 140 are provided in the shape of a horizontal plate as shown in the figure and are provided on the upper surface of the lower plate 120 on which the object to be pressed 10 is placed, The lower surface of the plate 140 is disposed to face.

At this time, the lower plate 120 and the upper plate 140 are provided with heating means 122 and 142 for melting the joining member 18 when the joining object 10 is attached. In the present invention, the shape and configuration of the heating means 122 and 142 are not limited as long as the electrical energy is converted into thermal energy and the joining member 18 can be melted. However, it is preferable that the heating means 122 and 142 have a coil-like or rod-like structure that can be inserted and mounted inside the lower plate 120 and the upper plate 140.

The lower plate 120 is disposed in the work chamber 114 through the opening 116 so that the lower plate 120 is mounted on the loading / unloading means 130.

The loading and unloading means 130 includes a loading and unloading cylinder 132 which is fixedly mounted inside the working chamber 114 and in which the cylinder rod 134 extends to the other side of the working stage 112 through the opening 116, The lower plate 120 is mounted on the lower plate 120 and the lower portion is coupled with the cylinder rod 134 via the bracket 138 to be moved in and out of the opening hole 116 by the operation of the loading / unloading cylinder 132, . The loading and unloading means 130 includes a guide rail 140 disposed on both sides of the loading and unloading cylinder 132 and extending from the inside of the working chamber 114 to the other side of the work stage 112, And a guide block 142 which is mounted as far as possible and whose upper portion is mounted on the lower portion of the loading / unloading slider 136.

The lower plate 120 is moved by the loading and unloading means 130 to take the object 10 out of the working chamber 114 and guide the object 10 to the inside of the working chamber 114, 114 to the outer side of the work chamber 114. In this way,

The upper plate 140 is resiliently supported by the support means 150 as described above and the support means 150 is fixed to the lower surface of the work stage 112 so as not to interfere with the lower plate 120 and the carry- And the upper portion is provided with four vertical pressing rods 152 extending vertically to the upper side of the working chamber 114 and a horizontal rectangular plate shape and four corner portions are slidable to the pressing rod 152 A lifting plate 154 on which the upper plate 140 is mounted and an elevating plate 154 on which the upper plate 140 is mounted are formed on the lower portion of the lower housing 150, (158).

At this time, the elastic member 158 is a normal cylindrical compression coil spring as shown, and the elastic member 158 is fitted to each of the pressing rods 152. The lower portion of the elastic member 158 fitted to each of the pressing rods 152 is supported by the work stage 112 and the upper portion of the elastic member 158 is supported by the upper plate 140 mounted on the lifting plate 154, And is supported on the lower surface of the lift plate 154 so as to be spaced apart from the plate 120.

On the other hand, the pressing means 170 includes a pressurizing bag 172 elastically pressing the lifting plate 154 when the object 10 to be fixed is attached.

The pressurizing bag 172 has a shape corresponding to the lifting plate 154 and the lifting plate 154 and is disposed between the finishing plates 160 that are fixedly mounted on the upper portions of the pressing rods 152, do.

A pneumatic line (not shown) for injecting and discharging air is connected to the pressure bag 172 disposed between the lifting plate 154 and the finishing plate 160. The upper and lower portions of the pressure bag 172 are The lower surface of the finishing plate 160 and the upper surface of the lifting plate 154. At this time, the upper and lower portions of the pressure bag (172) may be arranged such that the lower surface of the finishing plate (160) and the upper surface of the lifting plate (154) As shown in Fig. The pressurizing bag 172 is made of a stretchable material such as rubber so as to be easily expanded and contracted by the pressure of the air flowing in and out through the pneumatic line.

When the pressurized bag 172 thus formed is inflated by the pressure of the air flowing through the pneumatic line, the pressurizing bag 172 is lifted up by the lifting plate 154 on which the upper plate 154 is mounted, The press bag 172 is shrunk when the air pressure inside the press bag 172 is discharged through the pneumatic line and the upper plate 154 is mounted The lifting plate 154 is returned to be spaced apart from the upper portion of the lower plate 120 by the elastic member 158.

Hereinafter, the state of use of the dye-sensitized solar cell electrode bonding apparatus 100 formed as described above will be briefly described.

In order to attach the cemented objects 10 shown in FIG. 4A, first, the loading / unloading means 130 is operated so that the cylinder rod 134 is extended so that the lower plate 120 is moved to the outside of the working chamber 114, The object 120 is drawn out to the other side of the work stage 112, and then the object 10 is placed on the upper surface of the lower plate 120. When the object to be bonded 10 is placed on the lower plate 120, the lower plate 120 on which the object 10 is placed is operated by operating the loading / unloading means 130 so that the cylinder rod 134 is contracted 114).

As described above, when the object to be bonded 10 is brought into the working chamber 114, the heating unit 122 and 142 mounted on the lower plate 120 and the upper plate 140 are operated to press the pressure bag 172 Expand.

When the pressure bag 172 is inflated by the pressure of the air flowing through the pneumatic line, the lifting plate 154 is moved to the lower plate 120 side while compressing the elastic member 154 by the expanding pressure bag 172 And the upper plate 140 mounted on the lifting plate 154 to be transferred to the lower plate 120 presses the cemented object 10 placed on the lower plate 120 The joining member 18 of the joining object 10 to be pressed and pressed between the lower plate 120 and the lower plate 120 is melted by the heating means 122 and 142 and the photoelectrode 12 and the counter electrode 14 are melted Are joined together by a joining member (18).

When the attachment of the lid member 10 is completed, air pressure inside the pressurizing bag 172 is discharged through the pneumatic line so that the pressurizing bag 172 is contracted. At this time, the lift plate 154 Is restored to be separated from the upper portion of the lower plate 120 by the elastic member 154 to be restored and the cemented object 10 to which the cemented object 10 is attached is moved to the outside of the working chamber 114 by the operation of the loading / unloading means 130 Out.

The electrode-cementing apparatus 100 for a dye-sensitized solar cell according to the present invention thus formed elastically presses the object 10 to be cemented by using the pressure bag 172 which expands and contracts by the air pressure, It is possible to press the joining portion of the joining object 10 so that the gaps between the joining objects 10 can be maintained uniform and the reliability of the joining portion can be ensured.

In addition, the use of the electrode-bonding apparatus 100 for a dye-sensitized solar cell according to the present invention can reduce the area and thickness of the photoelectrode 12 and the counter electrode 14 and the type of the electrolyte 16 and the bonding member 18 (Pressurizing pressure, heating temperature, and pressurizing time) according to the present invention can be easily obtained, thereby making it possible to improve the reproducibility of the adhesion test in a laboratory experiment.

The above electrode assembling apparatus 100 for a dye-sensitized solar cell is not limited to the configuration and the operation of the embodiments described above. The above embodiments may be configured so that all or some of the embodiments may be selectively combined to make various modifications.

100: Electrode sticking device for dye-sensitized solar cell
110: frame part 112: work stage
114: Working chamber 116:
120: lower plate 122, 142: heating means
130: Loading / unloading means 132: Loading / unloading cylinder
136: Loading / unloading slider 140: Upper plate
150: Support means 152:
154: lifting plate 156: elastic member
160: Finishing plate 170: Pressurizing means
172: Pressurized bag

Claims (6)

A lower plate having a shape corresponding to the lower plate; a supporting means for elastically supporting the upper plate so as to be spaced apart from the upper portion of the lower plate; A pressing means having a pressurizing bag which is expanded and contracted by the upper plate and is expanded when the object to be laced is adhered and presses the upper plate toward the lower plate side; And a working chamber having a working chamber in which the lower plate, the upper plate, the supporting means, and the pressing means are disposed, the working chamber being formed on one side of the upper portion of the work stage, And a frame part having an opening formed on one side of the frame,
Wherein the lower plate is mounted on the loading / unloading means and is disposed so as to be able to move into and out of the working chamber through the opening,
Wherein the carry-
A loading / unloading cylinder fixedly mounted inside the working chamber and having a cylinder rod extending through the opening to the other side of the working stage;
The lower plate being mounted on the upper portion and the lower portion being connected to the cylinder rod via a bracket and being moved in and out of the opening hole by the operation of the loading / unloading cylinder;
A guide rail disposed on both sides of the loading / unloading cylinder and extending from the inside of the working chamber to the other side of the working stage; And
And a guide block slidably mounted on the guide rail and having an upper portion mounted on a lower portion of the slider.
The method according to claim 1,
The upper surface of the lower plate and the lower surface of the upper plate are disposed to face each other,
And a heating unit is mounted on the lower plate and the upper plate.
delete The method according to claim 1,
Wherein the support means comprises:
A vertical pressing rod fixedly mounted on the work stage and having an upper portion vertically extending to an upper side of the working chamber;
A lifting plate provided in a horizontal rectangular plate shape and having a fitting hole to allow the corner portion to be slidably fitted to the pressing rod and the upper plate being mounted on the lower portion; And
And an elastic member elastically supporting the lifting plate such that the upper plate is spaced apart from the lower plate,
Wherein the elastic member is a cylindrical compression coil spring and is fitted to each of the pressing rods and the lower portion is supported on the work stage and the upper portion is supported on a lower surface of the lifting plate. .
The method of claim 4,
The pressure-
Wherein the pressing plate has a shape corresponding to the elevating plate and the elevating plate, and each of the corner portions is disposed between the finishing plates fixedly mounted on the upper portion of the pressing rod,
Wherein the pressure bag is connected to a pneumatic line for injecting and discharging air, and the upper and lower portions of the pressure bag are respectively fixed to a lower surface of the finishing plate and an upper surface of the lifting plate. Lid device.
The method according to claim 1,
Wherein the pressurized bag is made of a stretchable material so that it can be easily expanded and contracted by the pressure of the air flowing in and out through the pneumatic line.

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