KR101372276B1 - Ceramic ball cartridge for installation inside a boiler - Google Patents

Abstract

The present disclosure is to provide a ceramic ball cartridge for suppressing the generation of scale, especially the ceramic ball cartridge which may fit for installation inside a flue tube type boiler and which can be installed simply in the boiler without performing a process such as drilling of a hole to the boiler or a water tank accompanied by the boiler. The ceramic ball cartridge according to the present disclosure is to be installed to the inside of the boiler having multiple flue tubes installed in parallel with each other, and includes an inner space where ceramic balls are housed, a frame installed around the inner space, a net supported by the frame and covers all inner space, and a fixing means joined to each of one end and the other end of the frame. The ceramic ball cartridge is characterized by the fixing means which includes a pivot pin supported by a frame, a first fixing rod which is extended in the upward/downward direction in reference to the pivot pin and axially joined to the pivot pin in a state extended lower than the net and the frame, a second fixing rod which is extended in the upward/downward direction in reference to the pivot pin and axially joined to the pivot pin in a state extended lower than the net and the frame so as to form an ″X″ shape with the first fixing rod, and a support force generating means which maintains tightly contact with nearby flues as the first fixing rod and the second fixing rod spreads against each other by taking the pivot pin as a center when lower portions of the first and the second fixing rods are located nearby multiple flues.

Description

Ceramic ball cartridge for installation inside a boiler}

The present invention relates to a ceramic ball cartridge installed in the boiler, and more particularly, in order to install the ceramic ball in the boiler, in particular in the furnace-associated boiler, the ceramic ball is accommodated therein and the ceramic ball is accommodated A ceramic ball cartridge having a structure suitable for installation on top of an assortment.

Water supplied to boilers that generate hot water or steam is used as tap water, industrial water or ground water, but since the supply water contains various impurities, it forms scale in the boiler and the attached water tank and causes corrosion. do.

Such a problem lowers the thermal efficiency of the boiler and becomes an important cause of frequent maintenance and shortening of the boiler installation.

Recently, in order to solve the above problems, a water treatment method using ceramic balls has been used. The ceramic ball is a material with high far-infrared emissivity, and unlike chemicals (caustic soda, phosphate, etc.) used as boiler water treatment agent, the ceramic ball does not generate an ionic substance which is an increase factor of corrosion or scale formation and uses chemicals. Sludge generation due to the effect can be significantly reduced.

1 relates to a scale preventing device including such a ceramic ball, which is described in Korean Utility Model Publication No. 20-0434646.

In the anti-scaling device of FIG. 1, an outlet 2 and an inlet 3 are installed at upper and lower sides so that water can circulate through the ceramic ball 4 while the ceramic ball 4 is accommodated in the case 1. .

In order to install the above-described scale preventing device in the boiler 7 or the water tank 5 of the boiler, water is circulated through the scale preventing device 8 by the pump 6 as shown in FIG. 2. It may be necessary to connect a separate circulation pipe (9).

That is, as shown in FIG. 2, the drilling work should be performed to connect the circulation pipe 9 to the lower part of the existing water tank 5, and the water passing through the scale preventing device 8 is also provided on the upper portion of the water tank 5. Connection work is required to be introduced.

However, since the work of separately installing the scale preventing device 8 in the boiler damages the existing facility and requires a separate complicated operation, it is reluctant to install the scale preventing device 8 in the existing boiler facility. Drilling of water tanks or boilers could cause another problem.

The present invention has been made in view of the above, an object of the present invention is to provide a ceramic ball to the inside of the boiler without drilling the boiler or water tank accompanying the boiler in order to suppress the generation of scale generated inside the boiler. In order to simplify installation, the present invention provides a ceramic ball cartridge which is adapted to be installed inside a boiler, particularly a furnace-associated boiler.

Accordingly, the ceramic ball cartridge according to the present invention is to be installed in a boiler in which a plurality of associations are formed in parallel to each other, an internal space in which the ceramic balls are accommodated, a frame installed around the internal space, And a fixing means coupled to one side and the other side of the frame, the mesh body being supported by the frame and surrounding the entire inner space, wherein the fixing means includes a rotating shaft pin supported by the frame and the rotating shaft pin. A first fixing rod extending up and down based on the rotation shaft pin and extending upward and downward based on the rotation shaft pin, and extending downward based on the rotation shaft pin and being lower than the mesh and the frame. A second fixed shaft coupled to the rotary shaft pin in an extended state to form an “X” shape with the first fixed rod And a supporting force generating means for maintaining a state in which the lower portion of the first fixing rod and the lower portion of the second fixing rod are located between the plurality of associations, so as to be held in close contact with adjacent associations with respect to the rotary shaft pins. It is characterized by including.

In the above configuration, the bearing force generating means is an elastic spring for applying an elastic force so that the lower portion of the first fixing rod and the lower portion of the second fixing rod are separated from each other about the rotation shaft pin.

The bearing force generating means may be coupled to an upper end of the first fixing rod and an upper end of the second fixing rod, respectively, to adjust a separation distance between the upper end of the first fixing rod and the upper end of the second fixing rod by rotation. It is also possible to comprise a spiral adjustment rod.

In addition, the present invention is the inner space is a cylindrical inner space, the fixing means is provided on one side and the other side of the cylindrical longitudinal direction, respectively, the rotary shaft pin is installed in the longitudinal direction of the cylindrical shape, the first The fixed rod and the second fixed rod is to be free to rotate around the rotating shaft pin, a magnet is installed in the lower portion of the frame to generate the association and attraction, the lower end of the first fixed rod and the second The lower end of the fixed rod is characterized in that the engaging projections each bent outward so as to face in the opposite direction from each other.

The ceramic ball cartridge installed in the boiler according to the present invention allows the ceramic ball to be simply installed in the boiler without drilling or drilling the boiler or the water tank accompanying the boiler in order to suppress scale generation in the boiler. In addition, boiler installations that are already installed can be installed at low cost and effort.

In particular, the fixing means is installed on both sides of the frame and the mesh receiving the ceramic ball, the fixing means is made by the first and second fixing rods forming an "X" shape, the first and second fixing rods Is a method of fixing by positioning between a plurality of associations, the fixing operation of the cartridge is very simple and can be completed in a short time.

In addition, by forming an engaging projection bent outwardly at the lower end of the first and second fixing rods to ensure that the cartridge is engaged even if the cartridge is forced upward by the boiling water in the boiler to maintain the fixed state.

1 is a block diagram showing a ceramic ball installation device installed in a conventional boiler
Figure 2 is a schematic diagram showing the overall configuration of the conventional ceramic ball installation device is installed in the boiler and water tank
Figure 3 is an exploded perspective view showing the configuration of a ceramic ball cartridge according to an embodiment of the present invention
Figure 4 is an installation perspective view showing a state where the ceramic ball cartridge according to an embodiment of the present invention is installed on a plurality of association of the furnace tube type boiler
5 and 6 are explanatory diagrams showing a process of installing a ceramic ball cartridge according to an embodiment of the present invention on a plurality of pipes in a furnace tube type boiler;
7 is an explanatory view for explaining the action of the engaging projection provided in the lower portion of the first fixed rod and the second fixed rod in the ceramic ball cartridge according to an embodiment of the present invention;
8 is an explanatory view for explaining the inclination of the first fixed rod and the second fixed rod in the ceramic ball cartridge according to an embodiment of the present invention.
9 is an exploded perspective view showing the configuration of a ceramic ball cartridge according to another embodiment of the present invention.
10 is a cross-sectional view showing a state where a ceramic ball cartridge according to another embodiment of the present invention is installed on a plurality of pipes of a furnace tube type boiler.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described in detail with reference to the drawings.

The ceramic ball cartridge 10 according to the embodiment of the present invention is installed inside the furnace-associated boiler 70 in which the plurality of associations 72 are installed, and the plurality of associations 72 formed horizontally and parallel to each other. Is installed on the

Figure 3 is an exploded perspective view showing the configuration of a ceramic ball cartridge installed in the boiler according to an embodiment of the present invention.

Referring to FIG. 3, the present invention includes an inner space 20 in which a ceramic ball is accommodated, a frame 30 installed around the inner space 20, and supported by the frame 30. 20) includes a mesh 40 surrounding the whole, and fixing means 50 coupled to one side and the other side of the frame 30, respectively.

The inner space 20 is a space in which the ceramic balls are accommodated. In this embodiment, the frame 30 and the mesh 40 are formed as a cylindrical cartridge, so that the inner space 20 is also formed as a cylindrical inner space 20. It is becoming. The internal space 20 is filled with a volume of about half the ceramic ball.

The frame 30 is formed around the inner space 20 to form a skeleton of the ceramic ball cartridge, and the annular frames 31, 32, 33 and the annular frames are located at both sides and the middle so as to form a cylindrical shape Frames 31, 32, and 33 are connected to each other by welding to form a connecting frame 34 arranged parallel to each other along the circumference of the circumferential surface to form a cylindrical shape. In addition, it includes a side plate frame 35 to which both side mesh 42 to be described later.

The perimeter of the frame 30 is entirely covered with a mesh 40 along the cylindrical surface to form the outer surface of the cartridge, allowing the water of the boiler to freely enter and exit the cartridge. The mesh 40 has a circumferential mesh 41 to form a circumferential surface, and both side mesh 42 to form both sides are attached to the frame 30 by welding separately.

The lower side of the side plate frame 35 on both sides are provided with magnets (61, 62), respectively, so as to generate an association 72 and attraction. The magnets 61 and 62 may partially enhance the holding force to maintain a state in which the cartridge is attached to the associative force by actuating the associative 72 to be installed as a means of complementing the fixing means 50 to be described later. have. The magnets 61 and 62 are preferably alico or samarium cobalt magnets that can generate magnetic force even at high temperatures.

On the other hand, the fixing means 50 is installed on one side and the other side of the frame 30, it is possible to maintain the installation position by the circulation of the water boils and flows in the cartridge is installed on the tube 72 of the boiler.

The fixing means 50 extends up and down based on the rotary shaft pin 51 supported by the frame 30 and the rotary shaft pin 51, and is lower than the mesh body 40 and the frame 30. A first fixing rod 52 axially coupled to the rotary shaft pin 51 in an extended state, and extended upward and downward based on the rotary shaft pin 51, but further downward than the mesh 40 and the frame 30. And a second fixing rod 53 which is axially coupled to the rotary shaft pin 51 to form an “X” shape with the first fixing rod 52 and the lower and second fixing rods 52 of the first fixing rod 52. In the state where the lower portion of the rod 53 is located between the plurality of associations 72 includes a bearing force generating means for maintaining a state in close contact with each other around the rotary shaft pin (51).

The rotary shaft pin 51 is installed in the longitudinal direction of the cylindrical, the coupling holes (57a, 57b) at both ends of the bolt (31a, 31b) protruding outward from the annular frame (31, 33) located on both sides After the fixed installation of the rotating shaft pin support 57, the rotating shaft pin 51 is coupled to the center coupling hole (57c) of the center of the rotation shaft of the first fixed rod 52 and the second fixed rod 53 Plays a role. Spiral is formed at the end of the rotary shaft pin 51 is preferably spirally coupled to the center coupling hole (57c) of the rotary shaft pin support (57).

The first fixing rod 52 is a shaft shaft 51 is coupled to the shaft insertion hole (53c) on the first fixing rod 52 to extend up and down based on the rotation shaft pin 51, the rotating shaft The length extending downward in the state coupled to the fin 51 can be inserted lower between the mesh body 40 and the frame 30 so as to be inserted between the tube 72 of the boiler.

Like the first fixing rod 52, the second fixing rod 53 also rotates in the shaft insertion hole 53c on the second fixing rod 53 so as to extend up and down based on the rotation shaft pin 51. As the 51 is axially coupled, the length extending downward in the state coupled to the rotary shaft pin 51 extends further downward than the mesh 40 and the frame 30, so that the boiler 72 is connected between the tubes 72. Can be inserted in

In addition, the first fixing rod 52 and the second fixing rod 53 is formed in the "X" shape of the lower portion is extended in the state coupled to the same rotary shaft pin 51, such "X" The magnetic fixing means 50 is provided on one side and the other side of the cylindrical longitudinal direction, respectively.

The first fixing rod 52 and the second fixing rod 53 are axially coupled to the rotating shaft pins 51, respectively, and can rotate freely about the rotating shaft pins 51, and thus, the first fixing rod 52 ) And the lower part of the first fixing rod 52 and the second fixing rod 53 may be inserted between the tube 72 with the second fixing rod 53 slightly inclined.

The lower end of the first fixing rod 52 and the lower end of the second fixing rod 53 are provided with engaging projections 52d and 53d that are bent outwards to face in opposite directions. The locking protrusions 52d and 53d may be engaged between the first and second fixed rods 52 and 53 when the first fixing rod 52 and the second fixing rod 53 are opened to each other and receive an external force while being in close contact with the association 72. It is provided to prevent the first fixed rod 52 and the second fixed rod 53 from escaping between the association 72.

The bearing force generating means generates a bearing force that can be brought into close contact with an adjacent linkage 72 by the lower portion of the first fixing rod 52 and the lower portion of the second fixing rod 53 being opened with respect to the rotation shaft pin 51. will be. In this embodiment, the elastic spring 55, which is supported at both ends by the upper end 52a of the first fixing rod 52 and the upper end 53a of the second fixing rod 53, corresponds to the elastic spring 55 ) Pushes the upper end portion 52a of the first fixing rod 52 and the upper end portion 53a of the second fixing rod 53 to each other to lower the lower portion of the first fixing rod 52 and the second fixing rod 53. Supporting force is applied to open between the lower part.

On the other hand, FIG. 4 shows a state where the ceramic ball cartridge 10 of the above-described configuration is installed on the plurality of conduits 72 of the furnace tube boiler 70. Even in a large boiler, the space for the worker to enter the work is very narrow, but the present invention can be made very simple to install the ceramic ball cartridge 10 on the pipe 72 by the fixing means (50). have.

Such an installation process is shown in FIGS. 5 and 6.

Referring to FIG. 5, first, the operator presses the upper ends 52a and 53a of the first fixing rod 52 and the second fixing rod 53 to compress the elastic springs 55 so as to compress the first fixing rod 52 and the first fixing rod 52. 2 The fixing rod 53 is approached. Since the first fixing rod 52 and the second fixing rod 53 may be collected together and inserted into the space 73 between the association 72, the first fixing rod 52 and the second fixing rod 52 may be inserted into the space 73. The ceramic ball cartridge 10 is lowered so that the lower portion of the rod 53 is inserted between the tubes 72.

6 illustrates a state in which the ceramic ball cartridge 10 is seated in a state where a lower portion of the first fixing rod 52 and the second fixing rod 53 is inserted between the associative 72. That is, when the external force is removed, the lower portion of the first fixing rod 52 and the lower portion of the second fixing rod 53 are opened again by the elastic force of the elastic spring 55 to be in close contact with the adjacent joint 72. Since the elastic force of the elastic spring 55 also serves as a lowering force for bringing the frame 30 into close contact with the joint 72, the ceramic ball cartridge 10 can be kept in a seated state on the joints 72. have.

Even though the water inside of the boiler boils and flows, the elastic force can overcome the flow force of the water and maintain the position where the ceramic ball cartridge 10 is installed, and the elastic spring 55 has a relatively large elastic force. It can form a solid fixed state.

FIG. 7 illustrates the action of the locking protrusions 52d and 53d provided at the lower ends of the first fixing rod 52 and the second fixing rod 53, and assumes a specific situation that receives an external force greater than the design specification.

Referring to FIG. 7, the locking protrusions 52d and 53d receive a lifting force due to excessive flow of boiling water in a state where the first fixing rod 52 and the second fixing rod 53 are open to each other and closely attached to the tube 72. Even when the ceramic ball cartridge 10 is raised, the first fixing rod 52 and the second fixing rod 53 are restrained from escaping between the association 72 by being caught between the association 72.

FIG. 8 shows the installation state of the ceramic ball cartridge 10 according to the present embodiment when the arrangement of the plume 72 installed in the boiler is irregular.

That is, since the first fixed rod 52 and the second fixed rod 53 can be freely rotated about the rotation shaft pin 51, the first fixed rod irrespective of the position where the magnets 61 and 62 are attached and associated. The lower part of the first fixed rod 52 and the lower part of the second fixed rod 53 are connected between the connection 72 in a state where the 52 and the second fixed rod 53 are inclined obliquely at a predetermined angle α. It can be inserted and pressed into adjacent contiguous 72.

On the other hand, Figure 9 shows the configuration of a ceramic ball cartridge 10 according to another embodiment of the present invention.

9, in this embodiment, the bearing force generating means of the above-described embodiment is changed. That is, the elastic spring 55 installed on the fixing means 50 is changed to the spiral adjustment rod 550, and the upper end of the first fixing rod 520 and the upper end of the second fixing rod 530, respectively. Spiral adjustment rod 550 is installed to be coupled to adjust the separation distance between the upper end of the first fixing rod 520 and the upper end of the second fixing rod 530 by rotation.

To this end, adjustment nuts 521 and 531 which are spirally coupled to the spiral adjusting rod 550 are fixed to the upper end of the first fixing rod 520 and the upper end of the second fixing rod 530, respectively, and both adjustment nuts 521 and 531. The helix's direction is opposite to each other. Accordingly, when the helical adjustment rod 550 is rotated in one direction in a state where helix is coupled to both side adjustment nuts 521 and 531, the two adjustment nuts 521 and 531 approach each other, and when rotated in the opposite direction, they move in a spaced apart direction. have.

10 shows a state where the ceramic ball cartridge provided with the spiral adjustment rod 550 is installed on the upper side of the connection 72 as the bearing force generating means.

When inserting the lower part of the first fixing rod 520 and the second fixing rod 530 between the associated 72, the adjusting rod 550 is adjusted to adjust the first fixing rod 520 and the second fixing rod 530. After collecting and inserted between the associated 72, the spiral adjustment rod 550 is rotated to change the first fixed rod 520 and the second fixed rod 530 to the open state to the first fixed rod 520 Lower portions of the second fixing rod 530 may be fixed to each other in close contact with the adjacent association 72.

In the present embodiment, after the first fixed rod 520 and the second fixed rod 530 are adjusted by the spiral adjusting rod 550 to be in close contact with the adjacent association 72, the first fixed rod 520 even if there is an external force. ) And the second fixing rod 530 can not be gathered together or escaped between the associated 72 can be maintained, so that the rigid fixed state of the ceramic ball cartridge 10 can be maintained.

By the present invention is configured as described in the above embodiments, in the worker to install the ceramic ball cartridge 10 in a narrow space inside the boiler, the installation of the ceramic ball cartridge 10 is very simple And since it can be made in a short time, the cost and time for the installation can be significantly reduced.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is clearly understood that the same is by way of illustration and example only and is not to be construed as limited to the particular embodiments set forth herein. It goes without saying that other modified embodiments are possible.

One; Case 2; Outlet
3; Inlet 4; Ceramic ball
5; Water tank 6; Pump
7,70; Boiler 8; Scale prevention device
9; Circulation tube 10; cartridge
20; Internal space 30; frame
31,32,33; Annular frames 31a and 31b; volt
34; Connecting frame 35; Side plate frame
40; Network 41; Columnar mesh
42; Bilateral network 50; Fixing means
51,510; Rotary pin 52,520; 1st fixed rod
52a, 53a; Upper portion 52d, 53d; Locking projection
52c, 53c; 53,530; 2nd fixed rod
55; Elastic spring 57; Rotary pin support
57a, 57b; Engagement hole 57c; Center hole
61,62; Magnet 72; Relation
73; Space 550; Spiral adjustment rod
521,531; Adjusting nut

Claims (4)

In the ceramic ball cartridge 10 to be installed in the boiler in which a plurality of pipes 72 are formed in parallel to each other,
An inner space 20 in which the ceramic ball is accommodated,
Frame 30 is installed around the inner space,
A mesh body 40 supported by the frame and surrounding the entire inner space;
It includes a fixing means 50 which is respectively coupled to one side and the other side of the frame,
The fixing means (50)
A rotating shaft pin 51 supported by the frame;
A first fixing rod 52 extending upward and downward with respect to the rotation shaft pin and axially coupled to the rotation shaft pin in a state extending further downward than the mesh and the frame;
A second fixed rod extending upward and downward with respect to the rotary shaft pin and axially coupled to the rotary shaft pin in a state extending further downward than the mesh and the frame to form an “X” shape with the first fixed rod 52. With 53,
Lower portions of the first fixing rod and lower portions of the second fixing rod
Ceramic ball cartridges are installed in the boiler, characterized in that it comprises a support force generating means for maintaining a state in close contact with the adjacent association by opening each other around the rotary shaft pin in a state located between the plurality of association (72) The method of claim 1,
The bearing force generating means
The lower portion of the first fixed rod and the lower portion of the second fixed rod is a ceramic ball cartridge installed in the boiler, characterized in that the elastic spring to apply an elastic force to open to each other around the rotating shaft pins The method of claim 1,
The bearing force generating means
It is coupled to the upper end of the first fixing rod and the upper end of the second fixing rod, respectively, characterized in that the spiral adjustment rod that can adjust the separation distance between the upper end of the first fixing rod and the upper end of the second fixing rod by rotation. Ceramic ball cartridge installed inside boiler The method according to claim 2 or 3,
The inner space is a cylindrical inner space,
The fixing means is installed on one side and the other side in the longitudinal direction of the cylindrical shape,
The rotating shaft pin is installed in the longitudinal direction of the cylindrical shape,
The first fixed rod and the second fixed rod is to be free to rotate about the rotation shaft pin,
The lower portion of the frame is provided with magnets (61, 62) to generate the association and attraction,
Ceramic ball cartridges installed in the boiler, characterized in that the engaging projections 52d, 53d which are bent outwards to face the opposite direction to the lower end of the first fixing rod and the lower end of the second fixing rod, respectively.

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