KR100938419B1 - Rotary valve having water cooling construction - Google Patents

Abstract

The present invention is a rotary valve for the quantitative supply and discharge of powder, three-dimensional, and has a cooling structure in order to prevent the durability of the rotary valve is heated and exposed to high temperature, such as the quantitative supply of the remaining high-temperature impurities used in the smelter to reduce the durability It relates to a rotary valve. The rotary valve according to the present invention is provided to surround the inner surface or the outer surface of the main body and the cooling plate for providing a space to move the cooling fluid and the cooling tube and the cooling tube and the lower and upper portion of the cooling plate and And a cooling circuit connected to provide supply and circulation of cooling fluid.

Therefore, the inlet and outlet of the cooling fluid are continuously circulated through the space provided by the cooling plate to cool the heat generated by the rotary valve, thereby preventing heat deformation and cracks of the rotary valve exposed to high heat, thereby improving durability. Effect, thereby resulting in an improvement in the reliability of the product.

Rotary valve, water cooled, cold plate, opening and closing part

Description

ROTARY VALVE HAVING WATER COOLING CONSTRUCTION}

The present invention relates to a rotary valve for minute and three-dimensional quantitative supply and discharge, which is provided to surround the inner or outer surface of the valve, and circulates the cooling fluid through a cooling plate providing a space for the cooling fluid to move It relates to a rotary valve having a cooling structure to cool the valve exposed to high temperature.

In general, a valve is a generic term for a device having a movable mechanism capable of opening and closing a passage for passing, blocking, or controlling a fluid. As a representative example of such a valve, a stop valve in which the valve disc is operated at right angles to the valve seat by a valve stem, a gate valve in which the valve disc closes and closes the passage of the fluid vertically, and the flow of the fluid is in a straight line. Gate valve), a rotatable stopper is inserted into the body having a tapered or parallel valve seat, and the cock or the like to open and close by rotating the stopper 90 ° or less depending on the shape or function thereof Various valves are now commonly used.

On the other hand, a rotary valve for supplying and discharging a predetermined powder or three-dimensional as a kind of the valve as described above with reference to the drawings for explaining the conventional rotary valve of Figure 1, the conventional rotary valve as shown A predetermined space is provided inside the housing 2, and inlets 4 and outlets 5 are formed on opposite sides of the housing 2 so as to communicate with the predetermined space.

In addition, the predetermined space is provided with a rotor for quantitatively supplying the minute, three-dimensional flow through the inlet (4) through the inlet (4), the rotor is connected to the drive motor (1) shaft (6), It consists of a plurality of blades 7 radially coupled along the outer circumferential surface of the shaft 6.

On the other hand, although not shown in the drawings, the conventional rotary valve includes a side cover to seal the rotor disposed in a predetermined space of the housing (2). At this time, the side cover is formed through the center portion corresponding to the outer diameter of the shaft 6 so that the shaft 6 of the rotor is partially exposed to the outside of the housing 2 to be connected to the drive motor (1). do.

The driving motor 1 is disposed to be spaced apart from the housing 2, and rotates by transmitting a driving force to the shaft 6 through a predetermined connecting means 3. Therefore, the rotor disposed inside the housing 2 is rotated, and the minute and three-dimensionally introduced through the inlet (4) is quantitatively supplied and discharged through the outlet (5).

As such, the conventional rotary valve is used in various applications and in the field, and the minute and three-dimensional may also be various objects. At this time, in the smelter manufacturing non-ferrous metals or alloys thereof, rotary valves are often used. High-temperature impurities generated in the post-treatment process are also discharged quantitatively through the rotary valves.

As described above, when the high-temperature objects are supplied in a quantitative manner, heat is easily transferred to the metal rotary valve, and each component constituting the rotary valve such as the rotor and the bearing made of the blade and the shaft may be deformed due to thermal expansion. In addition, a crack may be applied to the valve.

Accordingly, various problems occur due to high temperatures such as the durability of the conventional rotary valve is significantly reduced and the life of the product is shortened.

In addition, a problem occurs in the transfer line due to the high temperature in the smelter, in order to smoothly transfer the water injection or to build a separate cooling line, but by building a separate cooling line, the structure of the rotary valve equipment is complicated, There is a problem that the cost rises.

In addition, in the conventional rotary valve, as shown in FIG. 1, the cross section of the loading space of the blade forms an angle, and the minute and three-dimensional portions accommodated in the lowermost portion of the loading space are not completely discharged, and this phenomenon occurs repeatedly. The problem of not being smoothly discharged such as the lowermost part and the solid body harden.

Therefore, the present invention has been made to solve the above problems, in the rotary valve for quantitatively supplying high-temperature powder, three-dimensional, cooling fluid to the inner surface or the outer surface of the main body to solve the problems caused by heat It is an object of the present invention to provide a rotary valve having a cooling structure in which is circulated.

In addition, the cross section of the loading grooves of the blades disposed in the radial direction of the shaft is formed in an arc shape to provide minute and three-dimensional smooth quantitative supply, and an opening and closing part for opening and closing both sides of the main body is provided to enable the replacement of the rotor. Another object is to provide a rotary valve to which a blade having a shape can be applied.

Rotary valve having a water-cooled cooling structure of the present invention for achieving the above object is provided with a rotating chamber therein, the upper and lower body is open; A rotor disposed in the rotating chamber and configured to discharge minute and three-dimensionally introduced into the upper portion of the main body to the lower portion through a rotational movement; A cooling plate provided to surround the inner side or the outer side of the main body and providing a space in which the cooling fluid moves; A cooling tube including a supply pipe provided to communicate with a lower portion of the cooling plate, and a discharge pipe provided to communicate with an upper portion of the cooling plate; And a cooling circulation part connected to the supply pipe and the discharge pipe of the cooling pipe to provide supply and circulation of the cooling fluid.

Here, the cooling plate is formed to have a space for moving the cooling fluid along the outer surface of the body;

In addition, the cooling plate is adjacent to the inner surface of the rotating chamber of the main body, is symmetrically separated on one side and the other side, and formed to have a space for accommodating the cooling fluid therein.

In addition, the cooling plate is disposed so as to be adjacent to both sides of the rotor arranged in the rotary chamber, and formed to have a space for accommodating the cooling fluid therein.

On the other hand, the main body is an opening formed in each side so as to open the rotating chamber on both sides; And an opening / closing portion coupled to the outer surface in a hinged manner to seal the opening.

In addition, the rotor is characterized in that the cross-section of the loading groove of the blade on which the minute, three-dimensional loading is arc-shaped.

As described above, the rotary valve according to the present invention forms a cooling plate provided to surround the inner side or the outer side of the main body and provides a space in which the cooling fluid moves, and the inlet and outlet of the cooling fluid through the cooling plate. By repeatedly cooling the heat generated in the rotary valve exposed to high temperature to prevent thermal deformation and cracks of the rotary valve to improve the durability, thereby resulting in the effect of improving the reliability of the product.

In addition, since it is possible to transfer the high-temperature impurities at a low cost without having to build a separate cooling line to transfer the high-temperature impurities such as a smelter, there is an effect that the cost of the equipment can be lowered.

In addition, the cross section of the loading groove of the blade disposed in the radial direction of the shaft is formed in an arc shape to provide minute and three-dimensional smooth quantitative supply. It is effective to replace the rotor to which the blade is applied.

Hereinafter, the rotary valve according to the preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings, but the present invention is not limited to the following embodiments, and those skilled in the art will appreciate The present invention may be embodied in various other forms without departing from the spirit of the invention. In the accompanying drawings, the dimensions of each component is shown in an enlarged scale than actual for clarity of the invention. In the present invention, where one component is referred to as being formed on, above, or under another component, the one component is formed on or below the other component. It is meant to be positioned, or further components may be additionally formed on the other components. In addition, it is to be noted that the respective components are referred to as "first", "second", and / or "third", not merely to limit each component. Thus, "first", "second" and / or "third" may be used selectively or interchangeably for each component.

2 is a conceptual view of a rotary valve having a water-cooled cooling structure according to the present invention. Referring to the rotary valve of the present invention with reference to FIG. 2, the present invention provides a method for smoothly quantitatively supplying and discharging minute and three-dimensional shapes. It relates to a rotary valve, and is provided to surround the inner body 10 or the outer surface of the main body 10 and the upper and lower openings provided with a rotating chamber therein, the cooling fluid is moved A cold plate is formed.

In this case, as shown in the drawing, the rotary valve is provided to communicate with the lower part of the cooling plate, and is provided to communicate with the supply pipe 400 to which the cooling fluid is supplied and the upper part of the cooling plate, and the discharge pipe through which the cooling fluid is discharged ( And a cooling tube 40 including 410.

Here, the cooling tube 40 is preferably at least one portion in communication with the cooling plate.

On the other hand, the cooling pipe 40 including the supply pipe 400 and the discharge pipe 410 is connected to the cooling circulation unit 50 which is a kind of circulation pump to circulate the cooling fluid in the space by the cooling plate.

That is, the cooling circulation part 50 continuously supplies the cooling fluid through the supply pipe 400 and is discharged through the discharge pipe 410 through a space formed by the cooling plate. In addition, the cooling fluid discharged through the discharge pipe 410 is introduced into the space through the supply pipe 400 again by the cooling circulation unit 50. Therefore, the cooling circulation part 50 is circulated through the space provided by the cooling plate provided to surround the outer surface or the inner surface of the main body 10 to cool the rotary valve.

Herein, the cooling fluid means a cooling material that is commonly used, and a fluid including water may be used.

In addition, the rotary valve is disposed in the rotor 20 inside the rotary chamber. The rotor 20 is for quantitatively discharging through the upper portion of the main body 10 to the lower portion through the rotational movement, connected to the driving motor providing a driving force, and transfers the driving force from the driving motor. The shaft 200 is rotated by receiving. In addition, a plurality of blades for accommodating radially divided portions and three-dimensionally along the outer circumferential surface of the shaft 200 are coupled at predetermined intervals.

Therefore, as described above, the inlet and outlet of the cooling fluid are continuously made through the space provided by the cooling plate, and the heat generated from the rotary valve is cooled, thereby causing thermal deformation and cracking of the rotary valve exposed to high heat. To improve the durability, thereby improving the reliability of the product occurs.

In addition, since it is possible to transfer the high-temperature impurities at low cost by applying a rotary valve according to the present invention without injecting a cooling material directly to transfer high-temperature impurities such as a smelter or building a separate cooling line. The unit price of can be lowered.

First embodiment

3 is a view for explaining a rotary valve according to a first embodiment of the present invention, Figure 4 is an exploded perspective view of the rotary valve shown in FIG.

3 to 4, the rotary valve according to the first embodiment of the present invention is provided with a rotating chamber 100 therein, the cooling plate along the outer surface of the upper and lower body 10 is open 30 is arranged to have a space 150 through which the cooling fluid moves.

That is, as shown in (a) of FIG. 3, the cooling plate 30 has the same structure as the outer surface of the main body 10, but is spaced apart to have a predetermined interval along the outer surface of the main body 10. The upper and lower ends are combined with the main body 10 to provide a space in which the cooling fluid can move.

In addition, through-holes 310 having a predetermined size are formed on upper and lower surfaces of the cooling plate 30, respectively, and supply pipes 400 and discharge pipes 410 for supplying and discharging the cooling fluid are provided in the space. In order to communicate with the 150, the cooling fluid is introduced through the supply pipe 400 connected to the lower through hole 310 as shown in FIG. 3 (b).

On the other hand, looking at the exploded perspective view of the rotary valve according to the first embodiment shown in Figure 4, the main body 10 to form an opening so as to open the rotary chamber 100 on both sides thereof, and to seal the opening In order to further include an opening and closing portion 110 to be coupled to both sides, it is possible to replace the rotor 20 disposed in the rotary chamber (100). In addition, the opening and closing part 110 is formed through the central portion so as to correspond to the outer diameter of the shaft 200 so that the shaft 200 of the rotor 20 is exposed to the outside.

In this case, although the opening and closing part 110 is not shown in the drawing, it is preferably coupled to the outer surface of the main body 10 in a hinged manner so that the opening and closing of the rotary chamber 100 can be easily performed.

Here, in the present invention, the opening and closing portion 110 is coupled to the outer surface of the main body 10 in a hinged manner, but the present invention is not limited thereto, as in the first embodiment, the outer surface of the main body 10 In this case, when the cooling plate 30 is coupled to the main body 10, it is difficult to couple the opening and closing part 110 to the cooling plate 30 in a hinged manner.

On the other hand, the rotor 20 is inserted into the rotating chamber 100 of the main body 10, the fixing ring 60 is coupled for fixing the rotor 20. In addition, the fixing ring 60 is disposed inward of the opening and closing portion 110 to be coupled to the main body 10 together with the opening and closing portion 110.

As described above, in the first embodiment of the present invention, the cooling plate 30 is coupled to the outer surface of the main body 10, and the space 150 provided between the cooling plate 30 and the main body 10. It is characterized by having a structure through which the cooling fluid circulates through.

Second embodiment

5 is an exploded perspective view of a rotary valve according to a second embodiment of the present invention, Figure 6 is a view for explaining a cooling plate according to a second embodiment of the present invention.

First, as shown in FIG. 6, the cooling plate 30 according to the second embodiment of the present invention is not disposed along the outer surface of the main body 10, but toward the rotation chamber 100 of the main body 10. Inserted and disposed so as to be in close contact with the inner surface of the main body 10, to one side 31 and the other side 32 in a symmetrical manner so that interference with portions corresponding to the open upper and lower portions of the main body 10 does not occur. Separated and adjacent to the left and right of the inner surface of the main body 10, respectively.

In addition, the cooling plate 30 is formed to have a space 300 for accommodating the cooling fluid therein, the cooling pipe 40 for supply and discharge of the cooling fluid is connected through the body 10 The through holes 310 are formed in the upper and lower portions thereof, respectively.

Therefore, the cooling plate 30 according to the second embodiment is separated into one side 31 and the other side 32 as shown in FIG. 5 and inserted into the rotating chamber 100 of the main body 10. Each side is adjacent to each other, the rotor 20, the fixing ring 60 and the opening and closing portion 110 is coupled to each other in the state in which the cooling plate 30 is disposed.

On the other hand, the cooling plate 30 disposed along the inner surface of the main body 10 is connected to the supply pipe 400 of the cooling tube 40 to the through hole 310 formed in the lower portion, and cooled by the cooling circulation When the fluid is introduced, the cooling fluid is gradually filled from the lower portion to the upper portion, and when all of the cooling fluid is filled in the space 300, the discharge pipe 410 connected to the upper through hole 310. It is moved to the cooling circulation through.

Third embodiment

7 is a view for explaining a rotary valve according to a third embodiment of the present invention, the cooling plate according to the second embodiment disposed to be adjacent to the inner surface of the main body 10 (30 or less referred to as the first cooling plate) Another cooling plate (hereinafter referred to as a second cooling plate below) is adjacent to both side surfaces of the rotor 20 disposed in the rotating chamber of the main body 10.

That is, the second cooling plate 35 is disposed to be in close contact with the side of the rotor 20 in a state where the rotor 20 is inserted into the rotation chamber side, and the shaft of the rotor 20 is exposed to the outside. The central portion has a ring shape through which the center portion can be formed.

In addition, the second cooling plate 35 has the same structure as the first cooling plate 30 and is formed to have a space for accommodating the cooling fluid therein, and a cooling tube for supplying and discharging the cooling fluid is provided. The second through hole 320 is formed in the upper and lower portions so as to be connected.

In this case, at least one cooling pipe including supply pipes 400 and 401 and discharge pipes 410 and 411 may be provided to be connected to correspond to the first 30 and the second cooling plate 35.

In addition, the one or more cooling pipes are finally connected to the cooling circulation unit for circulating the cooling fluid, and the cooling fluid flows into the first 30 and the second cooling plate 35 by the operation of the cooling circulation unit. As the cooling fluid moves from the bottom to the top, the cooling fluid is filled in the entire cooling plate.

Therefore, according to the third embodiment of the present invention, the first cooling plate 30 disposed on the inner surface of the rotary valve, the second cooling plate 35 and the first (30) disposed on both sides of the rotary valve And the cooling circulation unit circulating the cooling fluid through a plurality of cooling tubes connected to the second cooling plate 35, respectively, to cool the surfaces of the rotary valves.

8 is a view for explaining the rotor of the rotary valve according to the present invention, as shown, the rotor 20 is disposed in the rotating chamber of the main body, which flows through the upper portion of the body, through the rotary motion The metered discharge to the bottom of the main body.

The rotor 20 is provided with a shaft 200 is connected to the drive motor for providing a driving force for the rotational movement, a plurality of blades 210 are coupled radially along the outer circumferential surface of the shaft (200).

In addition, the rotor 20 is disposed in the rotary chamber, one side of the shaft 200 connected to the drive motor is exposed to the outside of the rotary chamber is connected to the drive motor through a predetermined connecting means.

Here, the predetermined connecting means is preferably any one of a chain, a belt, and a gear, and the rotary shaft of the drive motor and the shaft 200 are respectively coupled to the rotary shaft to be connected to each other through the connecting means. Sprockets may be provided.

On the other hand, the blade 210 has a loading groove 220 for accommodating the minute, the three-dimensionally injected from the upper portion of the main body, the minute, three-dimensionally accommodated in the loading groove 220, the blade ( As the 210 moves to the lower portion of the main body, the minute and three-dimensional body accommodated in the loading groove 220 are discharged quantitatively.

In this case, it is preferable that the loading groove 220 has an arc-shaped cross section of the loading groove 220 as shown in FIG. 8. This solves the problem of the conventional blade, it is characterized in that the small amount of the three-dimensional supply.

That is, the conventional blade is smooth, such as when the cross section of the loading space is angled, the one accommodated at the bottom of the loading space and the three-dimensional is not completely discharged, and this phenomenon occurs repeatedly and, in severe cases, the lowermost portion and the three-dimensional solidify. While the discharge does not occur, the blade 210 according to the present invention has a cross section of the loading groove 220 has an arc shape can solve the problem of the conventional blade.

In addition, the blade 210 may be used where a small amount of supply in minute and three-dimensional quantities is required because the receiving space of the loading groove 220 having an arc shape is small. That is, the blade 210 having the loading groove 220 as described above can be used for the purpose of requiring fine minute, three-dimensional discharge.

Here, since the rotor 20 including the blade 210 is replaceable through the opening and closing portion of the main body, by using the various types of rotor 20 different in structure and shape, it can be used in various applications and sites.

Although the present invention described above has been described in detail only with respect to the specific examples described, it will be apparent to those skilled in the art that various modifications and changes are possible within the technical scope of the present invention, and such modifications and modifications belong to the appended claims.

1 is a view for explaining a conventional rotary valve.

2 is a conceptual diagram of a rotary valve having a water-cooled cooling structure according to the present invention.

3 is a view for explaining a rotary valve according to a first embodiment of the present invention.

4 is an exploded perspective view of the rotary valve shown in FIG.

5 is an exploded perspective view of a rotary valve according to a second embodiment of the present invention.

6 is a view for explaining a cooling plate according to a second embodiment of the present invention.

7 is a view for explaining a rotary valve according to a third embodiment of the present invention.

8 is a view for explaining the rotor of the rotary valve according to the present invention.

*** Brief description of the reference numerals for the main parts of the drawings ***

10: body 20: rotor

30: cooling plate 40: cooling tube

50: cooling circulation part 60: retaining ring

100: rotating chamber 110: opening and closing part

200: shaft 210: blade

400: supply pipe 410: discharge pipe

Claims (6)

delete A main body provided with a rotating chamber therein and having an upper portion and a lower portion; A rotor disposed in the rotating chamber and configured to discharge minute and three-dimensionally introduced into the upper portion of the main body to the lower portion through a rotational movement; It is disposed to be spaced apart at predetermined intervals along the outer surface of the main body to surround the outer surface of the main body, to provide a space for the cooling fluid to move along the outer surface of the main body, through for supply and discharge of the fluid Cooling plate is formed in the upper and lower parts of the ball; A cooling tube including a supply pipe provided to communicate with a lower portion of the cooling plate, and a discharge pipe provided to communicate with an upper portion of the cooling plate; And Is connected to the supply pipe and the discharge pipe of the cooling pipe, including a cooling circulation for providing the supply and circulation of the cooling fluid, The main body has openings respectively formed to open the rotary chamber on both sides; And an opening and closing portion hingedly coupled to an outer surface of the main body to seal the opening. The rotor has an arc-shaped cross section of the loading groove of the blade on which the minute and three-dimensional parts are loaded, and a fixing ring for fixing the rotor is disposed inside the opening and closing portion, and the fixing ring is coupled to the main body together with the opening and closing portion. A rotary valve having a water-cooled cooling structure. A main body provided with a rotating chamber therein and having an upper portion and a lower portion; A rotor disposed in the rotating chamber and configured to discharge minute and three-dimensionally introduced into the upper portion of the main body to the lower portion through a rotational movement; A cooling plate adjacent to the inner surface of the rotating chamber of the main body, symmetrically separated into one side and the other side, and having a space for accommodating the cooling fluid therein, and through holes for supplying and discharging the fluid respectively formed in upper and lower portions thereof; A cooling tube including a supply pipe provided to communicate with a lower portion of the cooling plate, and a discharge pipe provided to communicate with an upper portion of the cooling plate; And Is connected to the supply pipe and the discharge pipe of the cooling pipe, including a cooling circulation for providing the supply and circulation of the cooling fluid, The main body has openings respectively formed to open the rotary chamber on both sides; And an opening and closing portion hingedly coupled to an outer surface of the main body to seal the opening. The rotor has an arc-shaped cross section of the loading groove of the blade on which the minute and three-dimensional parts are loaded, and a fixing ring for fixing the rotor is disposed inside the opening and closing portion, and the fixing ring is coupled to the main body together with the opening and closing portion. A rotary valve having a water-cooled cooling structure. A main body provided with a rotating chamber therein and having an upper portion and a lower portion; A rotor disposed in the rotating chamber and configured to discharge minute and three-dimensionally introduced into the upper portion of the main body to the lower portion through a rotational movement; Adjacent to the inner surface of the rotating chamber of the main body, symmetrically separated on one side and the other side, there is formed a space for accommodating the cooling fluid, the first through holes for supplying and discharging the fluid is formed in the upper and lower 1 cold plate; A second cooling plate which is disposed to be adjacent to both sides of the rotor disposed as the rotary chamber, and has a space for accommodating a cooling fluid therein, and a second through hole having upper and lower portions respectively having a second through hole for supplying and discharging the fluid; A cooling tube including a supply pipe provided to communicate with lower portions of the first and second cooling plates, and a discharge pipe provided to communicate with upper portions of the first and second cooling plates; And Is connected to the supply pipe and the discharge pipe of the cooling pipe, including a cooling circulation for providing the supply and circulation of the cooling fluid, The main body has openings respectively formed to open the rotary chamber on both sides; And an opening and closing portion hingedly coupled to an outer surface of the main body to seal the opening. The rotor is a rotary valve having a water-cooled cooling structure, characterized in that the cross section of the loading groove of the blade on which the minute and three-dimensional are loaded. delete delete

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