阅读说明：本技术 一种用于铝板带箔热处理的节能系统 (Energy-saving system for heat treatment of aluminum plate with foil ) 是由 梁稳 杨繁 于 2020-11-17 设计创作，主要内容包括：本发明公开了一种用于铝板带箔热处理的节能系统,属于热处理领域。一种用于铝板带箔热处理的节能系统,包括第一支撑腿、加热炉本体、第二支撑腿和加强板,加热炉本体内壁上连接有转动组件,加热炉本体顶壁上连接有驱动电机和第一连接板组,驱动电机输出端连接有驱动轴,驱动轴外壁上连接有第一传动组件和第二传动组件,第二支撑腿外壁上连接有第二连接板组,滑板外壁上连接有第一滑动组件,滑动组件外壁上连接有连杆,加热炉本体和吸热管之间连接有换气组件,第二支撑腿外壁上连接有保温罩；本发明结构简单、操作方便,可有效地对设备中和金属件表面上的残余的温度进行收集,避免其浪费,同时可以改变卡板组之间的距离来适应不同尺寸铝板带箔。(The invention discloses an energy-saving system for heat treatment of aluminum plates with foils, and belongs to the field of heat treatment. An energy-saving system for heat treatment of aluminum plate foil strips comprises a first supporting leg, a heating furnace body, a second supporting leg and a reinforcing plate, wherein a rotating assembly is connected to the inner wall of the heating furnace body, a driving motor and a first connecting plate group are connected to the top wall of the heating furnace body, the output end of the driving motor is connected with a driving shaft, a first transmission assembly and a second transmission assembly are connected to the outer wall of the driving shaft, a second connecting plate group is connected to the outer wall of the second supporting leg, a first sliding assembly is connected to the outer wall of a sliding plate, a connecting rod is connected to the outer wall of the sliding assembly, a ventilation assembly is connected between the heating furnace body and a heat absorption pipe; the invention has simple structure and convenient operation, can effectively collect the residual temperature in the equipment and on the surface of the metal piece, avoids the waste of the residual temperature, and can change the distance between the clamping plate groups to adapt to aluminum plate strip foils with different sizes.)

1. An energy-saving system for heat treatment of aluminum plates with foils comprises a first supporting leg (101), a heating furnace body (102), a second supporting leg (104) and a reinforcing plate (103), and is characterized in that the heating furnace body (102) is connected to the top wall of the first supporting leg (101), the reinforcing plate (103) is connected between the first supporting leg (101) and the second supporting leg (104), a rotating assembly is rotatably connected to the inner wall of the heating furnace body (102), one end of the rotating assembly penetrates through the heating furnace body (102) and extends outwards, a driving motor (201) and a first connecting plate set (302) are connected to the top wall of the heating furnace body (102), a heat conducting plate (303) is connected to the outer wall of the first connecting plate set (302), the output end of the driving motor (201) is connected with a driving shaft (202), a first transmission assembly and a second transmission assembly are connected to the outer wall of the driving shaft (202), the first transmission assembly is connected to the outer wall of the rotary transmission assembly at the end far away from the driving motor (201), the second transmission assembly is connected to the rotating shaft (205) at the end far away from the driving motor (201), the rotating shaft (205) is connected to the inner wall of the second supporting leg (104) through the second supporting leg (104), the outer wall of the second supporting leg (104) is connected with the second connecting plate group (209), the outer wall of the second connecting plate (209) is connected with the sliding plate (301) and the lead screw (210), one end of the lead screw (210) passes through the second connecting plate group (209) and extends outwards, the outer wall of the sliding plate (301) is connected with the first sliding assembly, the output end of the sliding assembly is connected to the outer wall of the rotating shaft (205) in a rotary manner, the outer wall of the sliding assembly is connected with the connecting rod (304) in a rotary manner, one end far away, be connected with the elastic component between limiting plate and the slip subassembly, be connected with aspiration pump (110), heat absorption pipe (307), water tank (106), cylinder (108) and first fixed plate (311) on heating furnace body (102) outer wall, cylinder (108) output is connected with second fixed plate (109), be connected with second slip subassembly on second fixed plate (109) diapire, second slip subassembly is kept away from second fixed plate (109) one end and first fixed plate (311) phase-match, be connected with the subassembly of taking a breath between heating furnace body (102) and heat absorption pipe (307), be connected with first trachea (309) between aspiration pump (110) and water tank (106), be connected with heat preservation cover (105) on second supporting leg (104) outer wall, just heat preservation cover (105) are detachable construction.

2. An energy saving system for aluminium sheet foil heat treatment according to claim 1, characterized in that the second fixing plate (109) is a U-shaped structural plate in particular.

3. The energy-saving system for aluminum sheet and foil heat treatment according to claim 1, wherein the rotating assembly comprises a first rotating shaft (206) and a second rotating shaft (207), the first rotating shaft (206) and the second rotating shaft (207) are rotatably connected to the inner wall of the heating furnace body (102), and the first rotating shaft (206) and the second rotating shaft (207) penetrate through the heating furnace body (102) and extend outwards.

4. The energy-saving system for the heat treatment of the aluminum plate foil as claimed in claim 3, wherein a third belt (208) is connected between the first rotating shaft (206) and the second rotating shaft (207), a belt wheel is connected to the outer wall of the first rotating shaft (206) and the outer wall of the second rotating shaft (207), and the belt wheel is matched with the third belt (208).

5. The energy-saving system for heat treatment of aluminum sheet foil according to claim 4, wherein the first transmission assembly comprises a first belt (204), the first belt (204) is sleeved on the outer wall of the driving shaft (202), and one end of the first belt (204) far away from the driving shaft (202) is sleeved on the outer wall of the second rotating shaft (207).

6. The energy-saving system for heat treatment of aluminum foil and foil as claimed in claim 5, wherein the second transmission assembly comprises a second belt (203), the second belt (203) is sleeved on the outer wall of the driving shaft (202), and one end of the second belt (203) far away from the driving shaft (202) is sleeved on the outer wall of the rotating shaft (205).

7. The energy-saving system for aluminum plate and strip foil heat treatment is characterized in that the first sliding assembly comprises a clamping plate group (3), the clamping plate group (3) is slidably sleeved on the outer wall of the rotating shaft (205), one end, away from the rotating shaft (205), of the clamping plate group (3) is in threaded connection with the outer wall of the screw rod (210), and one end, away from the screw rod (210), of the clamping plate group (3) is in sliding connection with the inner wall of the sliding plate (301).

8. An energy saving system for aluminium and foil strip heat treatment according to claim 7, wherein the second sliding assembly comprises a high temperature heat resistant plate (308), the high temperature heat resistant plate (308) is connected to the bottom wall of the second fixing plate (109), and the high temperature heat resistant plate (308) is matched with the first fixing plate (311).

9. The energy-saving system for the heat treatment of the aluminum plate and the foil as claimed in claim 8, wherein the ventilation assembly comprises a second air pipe (306) and a third air pipe (310), the second air pipe (306) is sleeved on the outer wall of the heating furnace body (102), the input end of the second air pipe (306) is connected to the outer wall of the heat absorption pipe (307), the middle part of the second air pipe (306) is matched with the air suction pump (110) through a connecting pipe, the third air pipe (310) is matched with the second air pipe (306) through the air suction pump (110), and one end of the third air pipe (310), which is far away from the air suction pump (110), is connected to the outer wall of the heating furnace body (102).

10. The energy-saving system for the heat treatment of aluminum plate with foil as claimed in claim 1, wherein a feeding plate (107) is connected to the inner wall of the heating furnace body (102).

Technical Field

The invention relates to the technical field of heat treatment, in particular to an energy-saving system for heat treatment of aluminum plates with foils.

Background

The aluminum plate with the foil is an aluminum plate with the foil, which is made of aluminum serving as a main raw material and added with the foil, the demand of the aluminum foil and the aluminum plate with the foil is larger and larger along with the improvement of science and technology and the improvement of living standard, and particularly, the aluminum plate with the foil is applied to automobiles and aviation aerospace instead of steel plates along with the improvement of the requirements on environmental protection and energy consumption.

The heat treatment of metal is one of the important processes in the mechanical manufacturing nowadays, compared with other processing techniques, the heat treatment does not change the shape and the whole chemical composition of the workpiece generally, but through changing the microstructure inside the workpiece, or changing the chemical composition on the surface of the workpiece, endows or improves the service performance of the workpiece, it is characterized by improving the intrinsic quality of the workpiece, which is not visible to the naked eye generally, in order to make the metal workpiece have the required mechanical property, physical property and chemical property, except that the material is selected and the forming process is selected reasonably, the heat treatment process is necessary, but in the metal heat treatment in the prior art, the residual temperature in the equipment and on the surface of the metal piece after the heat treatment can reach more than hundreds of degrees or even thousands of degrees, the heat of the residual temperature is not fully utilized basically, and the equipment is naturally cooled, in dispersing the air, the useless waste of vain, and in the in-process of collecting the aluminum plate area foil, can not adjust its width and adapt to the size of the aluminum plate area foil of different sizes, consequently need develop an energy-conserving system of being convenient for adjust the aluminum plate area foil thermal treatment who collects the size of energy-conserving.

Disclosure of Invention

The invention aims to solve the problems of heat loss of metal heat treatment and incapability of adjusting the width of the metal heat treatment to adapt to the sizes of aluminum plates and strips with different sizes in the prior art, and provides an energy-saving system for the aluminum plate and strip foil heat treatment.

In order to achieve the purpose, the invention adopts the following technical scheme:

an energy-saving system for heat treatment of aluminum plates with foils comprises a first supporting leg, a heating furnace body, a second supporting leg and a reinforcing plate, and is characterized in that the heating furnace body is connected to the top wall of the first supporting leg, the reinforcing plate is connected between the first supporting leg and the second supporting leg, a rotating assembly is rotatably connected to the inner wall of the heating furnace body, one end of the rotating assembly penetrates through the heating furnace body and extends outwards, a driving motor and a first connecting plate group are connected to the top wall of the heating furnace body, a heat-conducting plate is connected to the outer wall of the first connecting plate group, the output end of the driving motor is connected with a driving shaft, a first transmission assembly and a second transmission assembly are connected to the outer wall of the driving shaft, one end of the first transmission assembly, which is far away from the driving motor, is connected to the outer wall of the rotating assembly, and, one end of the rotating shaft penetrates through the second supporting leg to be connected to the inner wall of the second supporting leg, a second connecting plate group is connected to the outer wall of the second supporting leg, a sliding plate and a lead screw are connected to the outer wall of the second connecting plate, one end of the lead screw penetrates through the second connecting plate group and extends outwards, a first sliding assembly is connected to the outer wall of the sliding plate, the output end of the sliding assembly is rotatably connected to the outer wall of the rotating shaft, a connecting rod is rotatably connected to the outer wall of the sliding assembly, one end, away from the sliding assembly, of the connecting rod is connected with a compression roller and a limiting plate, an elastic part is connected between the limiting plate and the sliding assembly, an air suction pump, a heat suction pipe, a water tank, an air cylinder and a first fixing plate are connected to the outer wall of the heating furnace body, the output end of the air cylinder is connected, the heating furnace is characterized in that a ventilation assembly is connected between the heating furnace body and the heat absorption pipe, a first air pipe is connected between the air suction pump and the water tank, a heat preservation cover is connected to the outer wall of the second supporting leg, and the heat preservation cover is of a detachable structure.

Preferably, the second fixing plate is a U-shaped structural plate.

Preferably, the rotating assembly comprises a first rotating shaft and a second rotating shaft, the first rotating shaft and the second rotating shaft are rotatably connected to the inner wall of the heating furnace body, and the first rotating shaft and the second rotating shaft penetrate through the heating furnace body and extend outwards.

Preferably, a third belt is connected between the first rotating shaft and the second rotating shaft, belt wheels are connected to the outer walls of the first rotating shaft and the second rotating shaft, and the belt wheels are matched with the third belt.

Preferably, the first transmission assembly comprises a first belt, the first belt is sleeved on the outer wall of the driving shaft, and one end, far away from the driving shaft, of the first belt is sleeved on the outer wall of the second rotating shaft.

Preferably, the second transmission assembly comprises a second belt, the second belt is sleeved on the outer wall of the driving shaft, and one end, far away from the driving shaft, of the second belt is sleeved on the outer wall of the rotating shaft.

Preferably, the first sliding assembly comprises a clamping plate group, the clamping plate group is sleeved on the outer wall of the rotating shaft in a sliding mode, one end, far away from the rotating shaft, of the clamping plate group is connected to the outer wall of the screw rod in a threaded mode, and one end, far away from the screw rod, of the clamping plate group is connected to the inner wall of the sliding plate in a sliding mode.

Preferably, the second sliding assembly comprises a high-temperature heat-resistant plate, the high-temperature heat-resistant plate is connected to the bottom wall of the second fixing plate, and the high-temperature heat-resistant plate is matched with the first fixing plate.

Preferably, the ventilation assembly comprises a second air pipe and a third air pipe, the second air pipe is sleeved on the outer wall of the heating furnace body, the input end of the second air pipe is connected to the outer wall of the heat absorption pipe, the middle part of the second air pipe is matched with the air suction pump through a connecting pipe, the third air pipe is matched with the second air pipe through the air suction pump, and one end, far away from the air suction pump, of the third air pipe is connected to the outer wall of the heating furnace body.

Preferably, the inner wall of the heating furnace body is connected with a feeding plate.

Compared with the prior art, the invention provides an energy-saving system for the heat treatment of the aluminum plate with the foil, which has the following beneficial effects:

1. this an economizer system for aluminum plate area paper tinsel thermal treatment, through being provided with the heat-absorbing pipe, the second trachea, third trachea and aspiration pump, and then the heat-absorbing pipe is collected with the remaining temperature on the metalwork surface in with thermal treatment back equipment, and then the aspiration pump sends the heat into the heating furnace originally internally through second trachea and third trachea, and then to its recycle, and then avoid it along with equipment natural cooling, give off in the air, the useless waste of whitish has fallen, thereby reduce the device's energy loss, improve its availability factor, and through being provided with water tank and first trachea, and then the aspiration pump sends the heat into in the water tank through first trachea, thereby can heat in the water tank, and then the staff of being convenient for uses.

2. This an economizer system for aluminum plate area paper tinsel thermal treatment, through being provided with second fixed plate and high temperature heat-resisting board, and then the cylinder drives second fixed plate up-and-down motion, and then drive high temperature heat-resisting board and slide along first fixed plate inner wall, thereby can play the heat preservation to the heating furnace body and gather the heat effect, and then avoid the heat to give off in the air, the waste of whitish, thereby and then further reduce the energy loss of the device, improve its availability factor, and then make its heat obtain make full use of.

3. This an economizer system for aluminum plate takes paper tinsel thermal treatment, through being provided with cardboard group, slide and lead screw, and then through manual accommodate the lead screw, and then the lead screw drives cardboard group and slides along the slide inner wall, slide on the pivot outer wall simultaneously, thereby can change the distance between the cardboard group, and then change its width and adapt to the size of not unidimensional aluminum plate takes paper tinsel, and then avoid taking place dislocation or folding abnormal conditions collecting aluminum plate and take paper tinsel in-process, and then improve its practicality.

The device has the advantages of simple structure and convenient operation, can effectively collect residual temperature in equipment and on the surface of a metal piece, avoids waste, and can change the distance between the clamping plate groups to adapt to the sizes of aluminum plates and strips with foils in different sizes.

Drawings

FIG. 1 is a first schematic structural diagram of an energy-saving system for heat treatment of aluminum plate with foil according to the present invention;

FIG. 2 is a schematic structural diagram II of an energy saving system for heat treatment of aluminum plate with foil according to the present invention;

FIG. 3 is a cross-sectional view of an energy saving system for heat treatment of aluminum sheet foil in accordance with the present invention;

FIG. 4 is a schematic diagram of the internal structure of an energy-saving system for heat treatment of aluminum plate with foil according to the present invention;

FIG. 5 is an enlarged view of portion A of FIG. 3 of an energy efficient system for heat treating aluminum sheet foil in accordance with the present invention;

FIG. 6 is an enlarged view of portion B of FIG. 3 of an energy efficient system for heat treating aluminum sheet foil in accordance with the present invention;

FIG. 7 is an enlarged view of portion C of FIG. 4 of an energy efficient system for heat treating aluminum sheet foil in accordance with the present invention;

fig. 8 is an enlarged view of a portion D in fig. 2 of an energy saving system for heat treatment of aluminum plate with foil according to the present invention.

In the figure: 101. a first support leg; 102. a heating furnace body; 103. a reinforcing plate; 104. a second support leg; 105. a heat-preserving cover; 106. a water tank; 107. a feeding plate; 108. a cylinder; 109. a second fixing plate; 110. an air pump; 201. a drive motor; 202. a drive shaft; 203. a second belt; 204. a first belt; 205. a rotating shaft; 206. a first rotating shaft; 207. a second rotating shaft; 208. a third belt; 209. a second connecting plate; 210. a screw rod; 3. a card group; 301. a slide plate; 302. a first set of connection plates; 303. a heat conducting plate; 304. a connecting rod; 305. a compression roller; 306. a second air pipe; 307. a heat absorbing tube; 308. a high temperature heat resistant plate; 309. a first air pipe; 310. a third air pipe; 311. a first fixing plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-8, an energy saving system for aluminum plate with foil heat treatment comprises a first supporting leg 101, a heating furnace body 102, a second supporting leg 104 and a reinforcing plate 103, wherein the heating furnace body 102 is connected to the top wall of the first supporting leg 101, the reinforcing plate 103 is connected between the first supporting leg 101 and the second supporting leg 104, a rotating component is rotatably connected to the inner wall of the heating furnace body 102, one end of the rotating component penetrates through the heating furnace body 102 and extends outwards, a driving motor 201 and a first connecting plate group 302 are connected to the top wall of the heating furnace body 102, a heat conducting plate 303 is connected to the outer wall of the first connecting plate group 302, a driving shaft 202 is connected to the output end of the driving motor 201, a first transmission component and a second transmission component are connected to the outer wall of the driving shaft 202, one end of the first transmission component, which is far away from the driving motor 201, is connected, one end of a rotating shaft 205 passes through the second supporting leg 104 and is connected to the inner wall of the second supporting leg 104, the outer wall of the second supporting leg 104 is connected with a second connecting plate group 209, the outer wall of the second connecting plate 209 is connected with a sliding plate 301 and a lead screw 210, one end of the lead screw 210 passes through the second connecting plate group 209 and extends outwards, the outer wall of the sliding plate 301 is connected with a first sliding assembly, the output end of the sliding assembly is rotatably connected to the outer wall of the rotating shaft 205, the outer wall of the sliding assembly is rotatably connected with a connecting rod 304, one end of the connecting rod 304, far away from the sliding assembly, is connected with a compression roller 305 and a limiting plate, an elastic part is connected between the limiting plate and the sliding assembly, the outer wall of the heating furnace body 102 is connected with an air suction pump 110, a heat absorption pipe 307, a water tank 106, an air cylinder 108 and a first fixing plate 311, a ventilation assembly is connected between the heating furnace body 102 and the heat absorption pipe 307, a first air pipe 309 is connected between the air suction pump 110 and the water tank 106, a heat insulation cover 105 is connected on the outer wall of the second supporting leg 104, and the heat insulation cover 105 is of a detachable structure;

the second fixing plate 109 is specifically a U-shaped structural plate;

the rotating assembly comprises a first rotating shaft 206 and a second rotating shaft 207, the first rotating shaft 206 and the second rotating shaft 207 are rotatably connected to the inner wall of the heating furnace body 102, and the first rotating shaft 206 and the second rotating shaft 207 penetrate through the heating furnace body 102 and extend outwards;

a third belt 208 is connected between the first rotating shaft 206 and the second rotating shaft 207, belt wheels are connected to the outer walls of the first rotating shaft 206 and the second rotating shaft 207, and the belt wheels are matched with the third belt 208;

the first transmission assembly comprises a first belt 204, the first belt 204 is sleeved on the outer wall of the driving shaft 202, and one end, far away from the driving shaft 202, of the first belt 204 is sleeved on the outer wall of the second rotating shaft 207;

the second transmission assembly comprises a second belt 203, the second belt 203 is sleeved on the outer wall of the driving shaft 202, and one end, far away from the driving shaft 202, of the second belt 203 is sleeved on the outer wall of the rotating shaft 205;

the first sliding assembly comprises a clamping plate group 3, the clamping plate group 3 is sleeved on the outer wall of the rotating shaft 205 in a sliding mode, one end, far away from the rotating shaft 205, of the clamping plate group 3 is connected to the outer wall of the screw rod 210 in a threaded mode, and one end, far away from the screw rod 210, of the clamping plate group 3 is connected to the inner wall of the sliding plate 301 in a sliding mode;

the second sliding component comprises a high-temperature heat-resistant plate 308, the high-temperature heat-resistant plate 308 is connected to the bottom wall of the second fixing plate 109, and the high-temperature heat-resistant plate 308 is matched with the first fixing plate 311;

the ventilation assembly comprises a second air pipe 306 and a third air pipe 310, the second air pipe 306 is sleeved on the outer wall of the heating furnace body 102, the input end of the second air pipe 306 is connected to the outer wall of the heat absorption pipe 307, the middle part of the second air pipe 306 is matched with the air suction pump 110 through a connecting pipe, the third air pipe 310 is matched with the second air pipe 306 through the air suction pump 110, and one end, far away from the air suction pump 110, of the third air pipe 310 is connected to the outer wall of the heating furnace body 102;

the inner wall of the heating furnace body 102 is connected with a feeding plate 107;

in the invention, when in use, firstly, an aluminum plate strip foil is put into the feeding plate 107, then the driving motor 201 is started, then the output end of the driving motor 201 drives the driving shaft 202 to rotate, further the driving shaft 202 drives the second rotating shaft 207 to rotate through the first belt 204, further the second rotating shaft 207 drives the first rotating shaft 206 to rotate through the third belt 208, further the first rotating shaft 206 and the second rotating shaft 207 drive the aluminum plate strip foil to convey forwards, further the aluminum plate strip foil is played as the heating furnace body 102, further the aluminum plate strip foil is subjected to heating treatment, simultaneously the air cylinder 108 is started, further the output end of the air cylinder 108 drives the second fixing plate 109 to slide upwards, further the high temperature heat-resistant plate 308 is driven to slide along the inner wall of the first fixing plate 311, further the air cylinder 108 is closed when the high temperature heat-resistant plate 308 moves to be approximately abutted against the aluminum plate strip foil, further the high temperature heat-resistant plate 308 stops sliding, therefore, the heating furnace body 102 can be insulated and heat-gathered, so that the heat is prevented from being dissipated into the air, and the heat is wasted, so that the energy loss of the device is further reduced, the use efficiency of the device is improved, the heat of the device is fully utilized, the air suction pump 110 is started at the same time, the heat absorption pipe 307 collects the residual temperature in the equipment after heat treatment and on the surface of a metal piece, the heat is sent into the heating furnace body 102 by the air suction pump 110 through the second air pipe and the third air pipe 310, the heat is recycled through the arrangement of the heat absorption pipe 307, the second air pipe 306, the third air pipe 310 and the air suction pump 110, the heat is prevented from being naturally cooled along with the equipment and being dissipated into the air, the waste of the heat is wasted, the energy loss of the device is reduced, the use efficiency of the device is improved, and the water tank 106 and the first air pipe 309 are arranged, so that the air suction pump 110 sends the heat into the water, thereby, the interior of the water tank 106 can be heated, thereby facilitating the use of workers, then the lead screw 210 is manually adjusted, the lead screw 210 drives the clamping plate group 3 to slide along the inner wall of the sliding plate 301, and simultaneously slide along the rotating shaft 205, then the distance between the clamping plate groups 3 can be changed by arranging the clamping plate group 3, the sliding plate 301 and the lead screw 210, thereby changing the width of the clamping plate group to adapt to the sizes of aluminum plate strip foils with different sizes, further avoiding the abnormal conditions of dislocation or folding in the process of collecting the aluminum plate strip foils, further improving the practical performance, and then the aluminum plate strip foils are placed to be abutted against the rotating shaft 205 through manually adjusting the compression roller 305, so that the elastic element has opposite acting force on the connecting rod 304, further driving the compression roller 305 to have extrusion acting force on the aluminum plate strip foils, thereby fixing the aluminum strip foils on the outer wall of the rotating shaft 205, and simultaneously the driving shaft 202 drives the rotating shaft, and then can carry out the rolling operation to aluminum plate area paper tinsel.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.