KR102436106B1 - Boiler having lime scale collecting box - Google Patents

Abstract

It is an object of the present invention to provide a boiler having a scale collecting part in a boiler having a scale collecting part in an outlet side flow path of the heat exchanger to remove scale in water supplied from the heat exchanger and to prevent failure due to scale. There is this.
The boiler having a scale collection part of the present invention for realizing this, the boiler according to the present invention includes a heat exchanger for heating incoming water, a water inflow path through which the water flows to the heat exchanger, and the heat exchanger heated in the heat exchanger. and a heating water supply path through which heated water flows to a heating water supply source, and a scale collection unit provided on the heated water supply path to collect scale generated in the heat exchanger.

Description

A boiler having a scale collecting unit {Boiler having lime scale collecting box}

The present invention relates to a boiler equipped with a scale collector, and more particularly, to a boiler equipped with a scale collector capable of preventing failure due to scale by collecting and removing scale generated inside the boiler.

A boiler is a device that heats water and supplies it for hot water or heating, and includes a heating boiler used for heating in winter and a water heater that supplies hot water so that a user can conveniently use hot water.

The boiler uses oil or gas as fuel to burn it through a burner, then uses the combustion heat generated in the combustion process to heat water, and to provide heated water according to the user's needs.

At this time, the hardness material such as Ca ions and Mg ions contained in the water has a property of decreasing solubility as the temperature increases, and the temperature increases in the combustion process and is separated from the water to form scale inside the pipe.

The scale is deposited inside the pipe or heat exchanger, and the deposited scale mass is peeled off and flows into a three-way valve, pump, hot water heat exchanger, etc. along the flow of water, causing clogging of water and damage to parts and significantly lowering heat exchange efficiency. There was a problem making

In particular, in countries where water with a high content of hardness components is used as the water, the frequency of occurrence of problems due to the scale is high, and a scale removal operation is required.

As a prior art for removing the scale component, Korean Patent Registration No. 10-777141 has been disclosed.

The present invention has been devised to solve the above-described problems, and an object of the present invention is to provide a boiler equipped with a scale collector for removing scale generated in a heat exchanger.

Another object of the present invention is to provide a boiler equipped with a scale collection unit so that scale-containing water can remove scale before reaching the functional parts of the boiler to prevent malfunction of functional parts due to scale.

Another object of the present invention is to provide a boiler equipped with a scale collecting unit configured to easily remove the collected scale.

Another object of the present invention is to provide a boiler capable of preventing a failure due to scale by lowering the hardness of water supplied to the heat exchanger to reduce the generation rate of scale inside the heat exchanger.

In addition, an object of the present invention is to provide a boiler capable of detecting blockage of the flow path early and preventing failure due to scale by having a clogging detecting unit for detecting that the flow path of the boiler is clogged due to scale.

In addition, an object of the present invention is to provide a boiler that not only solves the blockage of the flow path at an early stage but also improves the convenience of removing scale by connecting an alarm generating unit to the clogging detection unit to generate an alarm when the flow path is clogged.

In addition, an object of the present invention is to provide a boiler capable of improving the convenience of work by allowing the cap to be removed in a state in which water is blocked from flowing into the boiler from the scale collector.

In the boiler equipped with a scale collection unit of the present invention for solving the above-mentioned problems, the heat exchanger for heating the incoming water includes a water inflow path through which the water flows to the heat exchanger, and the heated water heated in the heat exchanger. It comprises a heated water supply path to flow to the heated water supply source, and a scale collection unit provided on the heated water supply path to collect scale generated in the heat exchanger.

The heated water supply path includes a first heated water supply path that connects the outlet of the heat exchanger and the inlet of the scale collecting unit to introduce the heated water into the scale collecting unit, and is connected to the outlet of the scale collecting unit, and the scale It may include a second heated water supply path for flowing the heating water from which scale has been removed by flowing the collection unit to the heating water supply source.

A filter for lowering the hardness of the water may be provided on the water inlet path.

A lower end of the scale collection unit may be formed of a detachable cap, and the cap may be separated from the scale collection unit to remove the collected scale.

The scale collection unit may include an inflow guide connected to the inlet of the scale collection unit and a supply guide connected to the outlet of the scale collection unit, and the opening of the inflow guide may be formed above the opening of the supply guide. .

The inlet guide penetrates the upper end of the scale collecting part and extends to the inner lower part, and the supply guide may extend to the inner upper part through the lower end or upper end of the scale collecting part.

A buffer tank may be further provided on the second heated water supply path, so that the heated water from which the scale has been removed that has passed through the heat exchanger and the scale collection unit is stored in the buffer tank.

The internal flow path of the boiler may further include a clogging detecting unit for detecting whether the water or the heated water is clogged.

A direct water inflow path is provided through one side of which direct water is introduced and the other side is connected to the water inflow path; The direct water introduced through the direct water inlet can lower the hardness by the water softener.

The clogging detection unit may be a flow rate sensor for detecting whether the water or the heated water flows.

The clogging detection unit may be a temperature sensor that compares the temperature of the heating water with a set temperature to detect clogging.

When the clogging detecting unit determines that the water inlet is clogged, the alarm generating unit may generate an alarm.

The scale collecting unit includes a collecting unit body into which the heated water flows, and a cap detachably coupled to a lower portion of the collecting unit body; A separation plate for separating the inner space of the collecting unit body and the inner space of the cap may be provided, and an opening/closing unit for opening and closing a hole formed in the separation plate.

The opening/closing unit may include a blocking member for opening and closing the hole, and a knob rotatably provided outside the scale collection unit to move the blocking member between the opening position and the closing position of the hole.

When the knob is rotated, at least one pair of gear members for converting the rotational force of the knob into a linear motion and transmitting it to the blocking member may be provided.

A magnetic field generating unit for generating a magnetic field may be provided at an outlet side from which the heated water is discharged from the scale collecting unit.

A magnetic field generating unit for generating a magnetic field may be provided under the scale collecting unit.

Advantageous Effects of Invention According to the present invention, it is possible to provide a boiler capable of removing scale discharged from the heat exchanger and preventing failure due to scale by providing a scale collection unit in the outlet side flow path of the heat exchanger.

In addition, by providing a scale collector between the heat exchanger and the functional parts of the boiler to supply water from which scale has been removed to the functional parts of the boiler, it is possible to prevent malfunction of the functional parts due to scale.

In addition, the scale collected on the inside of the lower cap can be easily removed by making the lower end of the scale collecting part where the scale is collected in the form of an easily detachable cap.

In addition, since the cap can be removed in a state in which water is blocked from flowing into the boiler from the scale collector, the convenience of work can be improved.

In addition, by providing a filter or a water softener in the flow path connected to the inlet side of the heat exchanger to lower the hardness of the water flowing into the heat exchanger, it is possible to reduce the occurrence rate of scale in the heat exchanger and prevent failure due to scale.

In addition, it is possible to detect the blockage of the flow path early by providing a clogging detection unit for detecting that the flow path of the boiler is clogged due to scale and to prevent failure due to scale.

In addition, by connecting the alarm generating unit to the clogging detection unit to generate an alarm when the flow path is clogged, it is possible to not only solve the clogging of the flow path early but also improve the convenience of scale removal.

In addition, by providing a magnetic field generating unit on the outlet side of the scale collecting unit, it is possible to prevent the scale of small particles from being discharged or generated from the scale collecting unit.

1 is a view showing a schematic configuration of a scale collection unit according to the present invention;
2 is a view showing another embodiment of the schematic configuration of the scale collection unit according to the present invention
3 is a view showing another embodiment of the scale collection unit according to the present invention
4 is a view showing a boiler equipped with a scale collection unit according to the present invention
5 is a view showing a boiler equipped with a scale collection unit according to another embodiment of the present invention;
6 is a view showing a boiler equipped with a scale collection unit according to another embodiment of the present invention

Hereinafter, a boiler equipped with a scale collecting unit of the present invention will be described in detail with reference to the accompanying drawings.

A boiler equipped with a scale collection unit according to the present invention will be described with reference to FIG. 1 .

The boiler 1 provided with the scale collection unit according to the present invention includes a heat exchanger 20 for heating incoming water, a water inlet path 210 through which the water flows to the heat exchanger 20, and the heat exchange The heating water heated in the machine 20 is provided on the heating water supply passages 221 and 222 for supplying the heating water supply source (not shown), and the heating water supply passages 221 and 222 so that the heat generated in the heat exchanger 20 is generated. It comprises a scale collection unit 30 for collecting the scale (2).

A boiler is a device that heats water and supplies it for hot water or heating, and includes a heating boiler used for heating in the winter season, a water heater that supplies hot water conveniently for users, and a boiler for both heating and hot water.

The water used in the boiler flows through the water inlet path 210, flows into the heat exchanger 20 through the inlet 21 of the heat exchanger 20, and is heated by combustion heat of a burner (not shown). do.

In the case of a water heater, the water may be direct water flowing into the boiler from the outside. The direct water is heated in the heat exchanger 20 and flows along the heated water supply paths 221 and 222 to be supplied as hot water.

Also, in the case of a water heater including a function of preheating water in a flow path before supplying hot water to a user, the water may be circulating water circulating in the flow path. The circulating water circulates through a flow path including the water inlet path 210 and the heated water supply path 221 and 222 and is heated in the heat exchanger 20, and the preheated water is supplied as hot water when the user wants it. do.

In addition, in the case of a boiler for heating, the water may be returned water that is returned after completing the heat exchange at a place requiring heating. The return water is heated in the heat exchanger 20 and flows to the heating demanding place along the heated water supply passages 221 and 222 , and is returned along the water inlet 210 after heating is performed.

A filter 11 may be provided on the water inlet 210 .

The filter 11 may be formed by using a neutralizing agent to remove the hard material, or may be configured as a hollow fiber membrane filter to filter the hard material.

In the scale 2, the solubility of the water decreases as the water flows into the heat exchanger 20 and is heated, so that the hard substances such as Ca ions and Mg ions contained in the water are separated from the water and are solidified. , the scale (2) generated in the heat exchanger (20) by providing the filter (11) on the water inlet path (210) so that water from which the hard material has been removed flows into the heat exchanger (20) can reduce the incidence of

The scale collection unit 30 removes the scale 2 included in the heated water to prevent the flow path through which the heated water flows from being blocked, and functional parts provided on the flow path through which the heated water flows are included in the scale 2 ) to prevent malfunction.

To this end, the scale collection unit 30 may be provided at a position adjacent to the outlet 22 of the heat exchanger on the heated water supply passages 221 and 222 .

In addition, the scale collection unit 30 may be provided between the outlet 22 of the heat exchanger and functional parts provided on the flow path of the boiler.

That is, the heated water supply passages 221 and 222 of the present invention include a first heated water supply passage 221 connecting the outlet 22 of the heat exchanger and the inlet 31 of the scale collection unit 30, It may consist of a second heated water supply path 222 connecting the outlet 34 of the scale collection unit 30 and the heated water supply source.

The scale collecting unit 30 is configured such that the scale 2 contained in the incoming heated water is deposited by gravity and collected in the lower portion 38 of the scale collecting unit 30 .

At this time, in order to smoothly precipitate the scale 2 included in the heated water, the heated water descends from the upper part 36 of the scale collecting part 30 to the central part 37 or the lower part 38 to make the scale It may be configured to flow into the inside of the collection unit 30 .

At this time, the scale content of the heated water increases toward the lower side of the inside of the scale collecting part 30 under the influence of gravity, and the upper part 36 of the scale collecting part 30 is heated from which the scale 2 is removed. As the water flows, the heated water from which the scale 2 is removed from the upper portion 36 of the scale collection unit 30 may be discharged to the outside of the scale collection unit 30 .

To this end, the inlet 31 of the scale collecting unit 30 is formed in the upper portion 36 of the scale collecting unit 30, and the outlet 34 of the scale collecting unit 30 is connected to the scale collecting unit ( 30) may be formed in the lower portion (38).

Alternatively, the inlet guide 32 connected from the inlet 31 of the scale collection unit 30 and the supply guide 33 connected from the outlet 34 of the scale collection unit 30 may be provided.

The lower opening of the inlet guide 32 is formed below the upper opening of the supply guide 33 , and the heated water flowing in through the opening of the inlet guide 32 rises and the scale is removed after the supply guide It can be discharged through the opening of (33).

The inlet 31 of the scale collecting unit 30 is provided at the upper end of one side of the scale collecting unit 30 , so that the inlet guide 32 passes through the inlet 31 of the scale collecting unit 30 to the inside. It may be made to extend to the lower part (38).

The outlet 34 of the scale collecting unit 30 is provided at the lower end of the other side of the scale collecting unit 30 , and the supply guide 33 passes through the outlet 34 of the scale collecting unit 30 to the inside. It may be made to extend to the upper part (36).

In the case of the embodiment shown in FIG. 2 , the outlet 34 of the scale collection unit 30 is provided at the upper end of the other side of the scale collection unit 30 , and the supply guide 33 is the scale collection unit 30 . It may be formed to extend through the outlet 34 to the inner upper portion 36 .

Figure 3 (a) is a view showing another embodiment of the scale collection unit, Figure 3 (b) is a view showing a process of opening or closing the opening or closing the hole of the separation plate.

The scale collection unit 30 of the embodiment shown in FIG. 3 includes a collection unit body 30a having an inlet 31 formed thereon and a cap 30b detachably coupled to the lower portion of the collection unit body 30a. is done When the cap 30b is separated from the collection body 30a, the scale 2 collected inside the cap 30b can be easily removed.

The cap 30b and the collection body 30a may be integrally coupled to each other by a fastening member (not shown) in the coupling part 30e, and an airtight member (not shown) to the coupling part 30e to maintain airtightness. ) may be further provided.

In this case, when the cap 30b is removed to remove the scale 2 collected in the scale collection unit 30, water from the inside of the scale collection unit 30 and the internal pipe of the boiler 1 is supplied to the boiler (1). There is a problem of leakage inside. Therefore, by removing the cap 30b after discharging the water remaining in the pipe inside the boiler 1, it is possible to prevent the water from flowing into the boiler 1 when the scale 2 is removed.

In addition, the entire scale collecting unit 30 may be removed from the boiler 1 and the scale 2 may be removed by separating the cap 30b from the collecting unit body 30a. Even in this case, if the entire scale collection unit 30 is removed from the boiler 1 , the water remaining in the pipe inside the boiler 1 may flow out into the boiler 1 .

Therefore, in the embodiment shown in FIG. 3 , even if only the cap 30b is removed in a state where the water remaining in the pipe inside the boiler 1 is not discharged, the scale collection unit 30 and the remaining in the pipe inside the boiler 1 . In order to prevent water from flowing out, a separation plate 30c having a hole 30d formed therein and an opening/closing part 40 for opening and closing the hole 30d are provided.

The separation plate 30c separates the inner space of the collector body 30a and the inner space of the cap 30b, but only through the hole 30d between the inner space of the collector body 30a and the cap 30b) The inner spaces of the

The opening/closing part 40 is provided to seal the hole 30d when the cap 30b is separated from the collection part body 30a to remove the scale 2 collected by the scale collection part 30. .

The opening/closing unit 40 includes a knob 41 provided outside of the scale collection unit 30 , a shaft 42 integrally connected to the knob 41 , and an outer circumferential surface integrally coupled to an end of the shaft 42 . A first gear member 43 having a gear tooth shape formed therein, a second gear member 44 that is meshed with the gear of the first gear member 43 and moves linearly when the first gear member 43 rotates, the second gear member 44 It may be formed of a blocking member 45 integrally coupled to the second gear member 44 and opening and closing the hole 30d according to the linear motion of the second gear member 44 .

The shaft 42 may be provided to pass through the collecting unit body 30a, and an airtight member 46 is provided between the collecting unit body 30a and the knob 41 to prevent water leakage. have.

The first gear member 43 and the second gear member 44 are composed of a rack and a pinion, and when the first gear member 43 is rotated, the second gear member 44 can be configured to move in a linear direction. have.

When the cap 30b is not separated from the collector body 30a, the blocking member 45 is in a position to open the hole 30d without sealing the inner space of the collector body 30a and the cap ( The inner space of 30b) communicates with each other. In this case, the lower end of the inlet guide 32 is located above the hole 30d, so that the scale 2 discharged from the inlet guide 32 can be collected in the inner space of the cap 30b through the hole 30d. have.

When a large amount of scale 2 is collected in the inner space of the cap 30b, the collected scale 2 may be removed by separating the cap 30b from the collection body 30a. To this end, when the first gear member 43 rotates by rotating the knob 41, the second gear member 44 and the blocking member 45 move linearly, and the blocking member 45 closes the hole 30d. move to the position In this case, the knob 41, the shaft 42, and the first gear member 43 rotate in place. When the cap 30b is separated from the collecting unit body 30a in a state where the blocking member 45 is positioned to seal the hole 30d as described above, the water inside the scale collecting unit 30 and the boiler 1 pipe Since the scale (2) can be removed in a state in which is not leaked, the operator does not need to discharge the water inside the boiler (1), thereby improving the convenience of work.

In this case, when the blocking member 45 closes the hole 30d, an airtight member (not shown) is provided between the blocking member 45 and the separating plate 30c to provide water in the inner space of the collecting unit body 30a. It can be prevented from flowing out through the hole (30d).

After removing the scale 2 as described above, the cap 30b is coupled to the collection body 30a, and then the knob 41 is rotated to position the blocking member 45 to open the hole 30d.

Although the rack and pinion are exemplified as examples of the first gear member 43 and the second gear member 44 in the above, the opening/closing unit 40 may be configured by a combination of various gears.

On the other hand, a magnetic field generating unit 50 for removing the scale 2 by generating a magnetic field may be provided in the flow path through which the heated water is discharged from the scale collecting unit 30 . The very small particle size of the scale (2) may be discharged through the supply guide (33) without sinking in the scale collecting unit (30). In this case, when the scale of small particles is discharged through the supply guide 33, it may be fixed inside the supply guide 33 and the pipe connected thereto. Therefore, due to the magnetic field generated by the magnetic field generator 50, the scale of small particles is fixed to the inside of the supply guide 33 and the second heated water supply path 222 to prevent the particles of the scale 2 from growing. can do.

The magnetic field generating unit 50 may be provided on the supply guide 33 inside the scale collecting unit 30 , or may be provided on a pipe connected to the outlet 34 of the scale collecting unit 30 . In addition, the magnetic field generator 50 may include a permanent magnet or an electromagnet.

When the magnetic field generator 50 is provided as described above, the scale particles have a polarity by the magnetic field, and the polarity of the scale is the same as the external polarity, so that the scale and the pipe connected to the supply guide 33 or the outlet 34 are connected to each other. A repulsive force can be generated to prevent the scale from sticking, and the scale of small particles already generated can be decomposed.

In addition, the magnetic field generating unit 51 may be further provided in the cap 30b that is the lower part of the scale collecting unit 30 . When the cap 30b is not provided and the scale collecting unit 30 is formed as a single body, the magnetic field generating unit 51 may be provided under the body of the scale collecting unit 30 . If the scale 2 contains a magnetic material, the scale 2 is pulled into the inner space of the cap 30b by the magnetic field of the magnetic field generator 51 to facilitate the collection of the scale 2 can be done In this case, when the magnetic field generator 51 is located below the hole 30d, the scale 2 can be collected more smoothly. Conversely, when the scale 2 does not contain a magnetic material, it may have the same effect as the magnetic field generator 50 provided at the supply guide 33 or the outlet 34 .

An overall configuration of a boiler equipped with a scale collection unit of the present invention will be described with reference to FIG. 4 .

The boiler shown in FIG. 4 is a boiler capable of heating and supplying hot water, and a first connection path 231 connecting the water inlet path 210 and the second heated water supply path 222, and a second heated water supply path. A third heated water supply path 223 connecting between the furnace 222 and the heating demand 320 is provided.

The boiler is provided with a circulation pump 340 that circulates water from the hot water supply heat exchanger 310 or the heating demand 320 toward the heat exchanger 20, and through the water inlet 210, the heat exchanger ( 20) The water introduced into the water is heated and flows into the scale collection unit 30 through the first heated water supply path 221 .

The heated water from which scale has been removed from the scale collection unit 30 reaches the three-way valve 330 through the second heated water supply path 222 , and through the first connection path 231 , the hot water heat exchanger It passes through the 310 or selectively flows to the heating demanding place 320 through the third heated water supply path 223 .

The scale-free heated water flowing through the first connection path 231 is supplied to the hot water supply heat exchanger 310 to perform heat exchange and flows through the water inlet path 210 to the heat exchanger 20 . is refunded

The scale-free heated water flowing through the third heated water supply path 223 is supplied to a heating water supply source 320 to perform heat exchange and flows through the recovery path 233 and the water inlet path 210 . to return to the heat exchanger (20).

That is, the scale collection part 30 is provided between the heat exchanger 20 and the three-way valve 330 , and the second heated water supply path 222 and the three-way valve 330 are connected to the first connection. By flowing the scale-free heated water into the furnace 231 and the water inlet 210 , it is possible to prevent failure of parts or blockage of the flow path due to scale.

Reference numeral 241 denotes a direct water inlet pipe for supplying direct water to the hot water supply heat exchanger 310 , and 242 denotes a hot water supply pipe for supplying hot water heated by heat exchange in the hot water supply heat exchanger 310 .

A configuration of a water heater which is a boiler of another embodiment equipped with a scale collection unit of the present invention will be described with reference to FIG. 5 .

The water heater shown in FIG. 5 is provided with a buffer tank 410 capable of accommodating a predetermined capacity of heated water on the second heated water supply path 222 , and the water passes through the latent heat exchanger 430 to the heat exchanger 20 ; main heat exchanger).

The heated water from which scale has been removed from the scale collection unit 30 flows into the buffer tank 410 through the second heated water supply path 222 and is then supplied to the user as hot water through a faucet (not shown).

Because the heated water from which scale has been removed from the scale collection unit 30 flows into the buffer tank 410 , it is possible to prevent clogging of the pipe connected to the buffer tank 410 .

In addition, a clogging detection unit 480 is provided on the inner pipe of the water heater to determine whether the inner pipe of the water heater is clogged. In FIG. 5 , the clogging detection unit 480 is illustrated as being provided on the first heated water supply path 221 , but may be provided on other pipes.

The flow path clogging may occur when the scale collection capacity of the scale collection unit 30 is exceeded and the inlet 31 or the outlet 34 of the scale collection unit 30 is blocked, and connected to the scale collection unit 30 It may occur if the inside of the flow path is clogged.

When the scale collection capacity of the scale collection unit 30 is exceeded, the clogging phenomenon is solved by removing the cap 30b, removing the collected scale, and then installing it again to restore the function of the scale collection unit 30 . can

The clogging detection unit 480 may be a flow sensor (including a flow switch) for detecting whether the flow path flows.

In addition, the clogging detection unit 480 is provided in the first heated water supply path 221, and when the flow path is blocked and the circulating water does not flow, the temperature of the first heated water supply path 221 rises. It may be a temperature sensor that detects whether it is clogged using the The temperature sensor compares the temperature of the heating water with a set temperature to detect whether the blockage is present.

In addition, an alarm generating unit (not shown) is connected to the clogging detecting unit 480, so that when the clogging detecting unit 480 determines that the internal flow path of the water heater is clogged, the alarm generating unit generates an alarm. can increase the convenience of

The water inlet path 210 is provided with the filter 11 so that the water from which the hard material has been removed flows into the latent heat exchanger 430 and the heat exchanger 20 to exchange heat with the latent heat exchanger 430 . It is possible to lower the rate of occurrence of scale generated in the group (20).

A water heater which is a boiler according to another embodiment of the present invention will be described with reference to FIG. 6 .

The water heater is provided with a direct water inlet 211 connected to the water inlet 210, a third heated water supply path 223 is connected to the faucet 420, and the inflow paths 210 and 211 and the supply path A second connection path 232 connecting between the 222 and 223 is provided.

Direct water flowing in through the direct water inlet path 211 flows through the water inlet path 210 and flows into the latent heat exchanger 430 and the heat exchanger 20 or flows through the second connection path 232 . .

The direct water heated in the latent heat exchanger 430 and the heat exchanger 20 flows into the scale collection unit 30 through the first heated water supply path 221 , and the scale is removed from the scale collection unit 30 . The removed heated water flows through the second heated water supply path 222 and the third heated water supply path 223 and is supplied as hot water through the faucet 420 .

The direct water flowing into the second connection path 232 is mixed with the heated water in the third heated water supply path 223 and supplied through the faucet 420 .

A mixing valve 470 is provided in the second connection path 232 to control the flow rate of the direct water flowing through the second connection path 232 , and through this, the hot water supplied from the faucet 420 . temperature can be adjusted.

In addition, a water softener 12 is provided in the external flow path connected to the direct water inflow path 211 and supplying the direct water, and the direct water from which the hard material is removed flows into the latent heat exchanger 430 and the heat exchanger 20 . By doing so, it is possible to lower the rate of occurrence of the scale generated in the latent heat exchanger 430 and the heat exchanger 20 . The water softener 12 may lower the rate of scale generation in the latent heat exchanger 430 and the heat exchanger 20 by filtering and removing the hard material with a cation exchange resin and a filter.

As described above, the present invention has been described in detail with reference to preferred embodiments, but the present invention is not limited to the above-described embodiments, and various modifications are made within the scope of the claims, the detailed description of the invention, and the accompanying drawings. It is possible to carry out and this also belongs to the present invention.

11: filter 12: water softener
20: heat exchanger 21: inlet of the heat exchanger
22: outlet of the heat exchanger 30: scale collection part
30a: collection body 30b: cap
31: inlet of the scale collection part 32: inflow guide
33: supply guide 34: outlet of the scale collection unit
40: opening and closing part 41: knob
42: shaft 43: first gear member
44: second gear member 45: blocking member
46: airtight member 50, 51: magnetic field generator
210: water inlet 211: direct water inlet
221: first heated water supply path 222: second heated water supply path
223: third heated water supply path 231: first connection path
232: second connection path 233: recovery path
310: hot water heat exchanger 320: heating required place
330: three-way valve 340: circulation pump
410: buffer tank 420: faucet
430: latent heat exchanger 470: mixing valve
480: blockage detection unit

Claims (17)

a heat exchanger that heats the incoming water;
a water inlet for allowing the water to flow to the heat exchanger;
a heating water supply path through which the heating water heated in the heat exchanger flows to a heating water supply source; and
a scale collection unit provided on the heating water supply path to collect scale generated in the heat exchanger;
including,
The scale collection unit includes a collection unit body into which the heated water flows, and a cap detachably coupled to a lower portion of the collection unit body,
A separating plate for separating the inner space of the collecting body and the inner space of the cap, and an opening and closing part for opening and closing a hole formed in the separating plate are provided,
The opening/closing unit may include a blocking member for opening and closing the hole, and a knob rotatably provided outside the scale collection unit to move the blocking member between a position for opening and closing the hole and a position for opening the hole. Boiler equipped with a scale collection unit. According to claim 1,
The heating water supply path,
a first heated water supply path connecting the outlet of the heat exchanger and the inlet of the scale collecting unit to introduce the heated water into the scale collecting unit;
a second heated water supply path connected to the outlet of the scale collection unit and configured to flow the scale-removed heating water by flowing the scale collection unit to the heating water supply source;
A boiler equipped with a scale collection unit, characterized in that it comprises a. According to claim 1,
A boiler with a scale collection unit, characterized in that a filter for lowering the hardness of the water is provided on the water inlet path. delete According to claim 1,
In the scale collection unit,
an inlet guide connected to the inlet of the scale collection unit;
a supply guide connected to the outlet of the scale collection unit; is provided,
A boiler with a scale collector, characterized in that the opening of the inlet guide is formed below the opening of the supply guide. 6. The method of claim 5,
the inlet guide penetrates through the upper end of the scale collection part and extends to the inner lower part;
The supply guide extends through the lower end or upper end of the scale collecting part to the inner upper part;
Boiler equipped with a scale collector, characterized in that. 3. The method of claim 2,
a buffer tank is further provided on the second heated water supply path;
A boiler with a scale collector, characterized in that the scale-removed heated water that has passed through the heat exchanger and the scale collector is stored in the buffer tank. 3. The method of claim 2,
The boiler with a scale collection unit, characterized in that the internal flow path of the boiler further includes a clogging detecting unit for detecting whether the water or the heated water is clogged. 3. The method of claim 2,
A direct water inflow path is provided through one side of which direct water is introduced and the other side is connected to the water inflow path;
A boiler with a scale collection unit, characterized in that the hardness of the direct water introduced through the direct water inflow path is lowered by a water softener. 9. The method of claim 8,
The clogging detection unit is a boiler with a scale collection unit, characterized in that the flow sensor for detecting whether the flow of the water or the heated water. 9. The method of claim 8,
The clogging detecting unit is a boiler with a scale collecting unit, characterized in that it is a temperature sensor that detects clogging by comparing the temperature of the heating water with a set temperature. 9. The method of claim 8,
Boiler with a scale collection unit, characterized in that when the clogging detection unit determines that the water inlet is clogged, an alarm is generated from the alarm generating unit. delete delete According to claim 1,
When the knob is rotated, at least one pair of gear members for converting the rotational force of the knob into linear motion and transmitting it to the blocking member is provided. According to claim 1,
A boiler with a scale collecting unit, characterized in that a magnetic field generating unit for generating a magnetic field is provided at an outlet side from which the heated water is discharged from the scale collecting unit. According to claim 1,
A boiler with a scale collector, characterized in that a magnetic field generator for generating a magnetic field is provided under the scale collector.

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