KR100987417B1 - Catalyst heater - Google Patents

Abstract

The present invention relates to a catalytic heater.

An embodiment of the present invention provides a catalytic heater, comprising: a housing having a valve having one side open and supplying fuel therein; a chamber filled with fuel supplied to the housing and discharging the filled fuel evenly; A diffusion unit for diffusing the fuel discharged while being dispersed, a catalyst unit for catalyzing the fuel diffused in the diffusion unit, a preheating unit for preheating the catalyst unit, and a discharge unit for releasing combustion heat catalyzed by the catalyst unit and combusted to the outside .

According to the present invention, since the fuel is brought into contact with the catalyst while diffusing, the fuel that is burned while being catalyzed by the catalyst can generate a high temperature.

Gas, catalyst, heater

Description

Catalytic Heater {CATALYST HEATER}

The present invention relates to a catalytic heater.

Referring to the gas burner using a conventional gas as follows.

The conventional gas burner shown in FIGS. 1 and 2 includes a primary air supply passage connected to a plurality of nozzles 110 and an electric blower 140 disposed in parallel to each other in a casing 100 opened in a gas discharge direction. 120, a gas fuel supply passage 121, an electric blower 140, and a secondary air supply passage 130 connected to a lower portion of the casing 100, and the nozzles 110 each include a plurality of flame holes ( 125, passages 120 and 130 are connected to the mixing pipe 123 to which the nozzles 110 are attached, respectively, and the mixed gas containing gaseous fuel and combustion air is discharged upward from the flame hole 125 to generate flame. And the secondary combustion air is supplied to the combustion region 150 of the flame hole 125 through the space between the casing 100 and the nozzle 110 and the space between the adjacent nozzles 110.

In the above-described gas burner, the calorific value per unit area of each flame hole 125 also increases as the calorific value of the burner increases.

However, since there is an upper limit to the amount of heat generated per unit area of flame holes, it is impossible to obtain high calories with a small burner. In addition, there is a problem that the combustion noise increases with the increase in calories.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and an object of the present invention is to provide a catalytic heater capable of generating a high temperature by burning while contacting and catalytically contacting a catalyst portion while diffusing fuel.

In order to achieve the above object, an embodiment of the present invention provides a catalytic heater, in which one side is open and has a valve for supplying fuel therein, and the fuel supplied to the housing is filled and evenly dispersed therein. A chamber for discharging, a diffusion unit for diffusing fuel discharged from the chamber, a catalyst unit for catalyzing the fuel diffused in the diffusion unit, a preheating unit for preheating the catalyst unit, and heat of combustion catalyzed by the catalyst unit And a discharge portion for emitting.

According to the present invention, since the fuel is brought into contact with the catalyst while diffusing, the fuel burned while being catalyzed in the catalyst has an advantage of generating high temperature.

Hereinafter, the present invention will be described with reference to the accompanying drawings.

As shown in FIGS. 3 and 4, an embodiment of the present invention has a housing 10 having one side open and a valve 13 supplying fuel therein, and fuel supplied to the housing 10. A chamber 20 for discharging the filled and filled fuel evenly, a diffusion unit 30 for diffusing the fuel discharged while being dispersed in the chamber 20, and a catalyst unit for catalyzing the fuel diffused in the diffusion unit 30 40, a preheating unit 50 for preheating the catalyst unit 40, and a discharge unit 60 for releasing combustion heat that is catalyzed by the catalyst unit 40 and burned to the outside.

Here, the fuel supplied to the housing 10 may be LPG gas or LNG gas. Alternatively, gasoline or the like may be vaporized and supplied to the housing 10. In addition, the housing 10 may have a fuel supply hole 11 through which fuel is supplied to the other side. The fuel supply hole 11 may be provided with a hose 12 for supplying fuel and a valve 13 for opening and closing the hose 12.

In addition, the chamber 20 is preferably manufactured in a rectangular box shape. In this case, the chamber 20 may have a chamber hole 21 connected to the fuel supply hole 11 at one side thereof so that the fuel supplied from the hose 12 may be filled in the chamber 20. In addition, the fuel filled in the chamber 20 may be discharged while being entirely dispersed in the front of the chamber 20 by a plurality of distribution holes 22 formed at the other side of the chamber.

In addition, the diffusion part 30 may be implemented with a mat made of glass fiber. That is, the glass fiber mat can diffuse fuel while being resistant to heat. In this case, the diffused fuel may be uniformly supplied to the catalyst unit 40 and contacted with each other.

In addition, the catalyst unit 40 may be implemented with a wire mesh. At this time, it is preferable to use silica (SiO ₂ ) as the material. In this case, the diffused fuel may be burnt in the catalyst unit 40 heated by the preheating temperature of the preheating unit 50 while being catalyzed by silica.

In addition, the preheating unit 50 may be implemented as a hot wire heater or a planar heating element that generates heat using a hot wire.

In addition, the discharge unit 60 may be implemented as an iron plate formed so that the plurality of discharge holes 61 are spaced apart from each other at a predetermined interval. That is, the heat of combustion of the fuel combusted in the catalyst unit 40 may be discharged to the outside through the plurality of discharge holes 61.

As described above, the chamber 20, the diffusion part 30, the catalyst part 40, and the preheating part 50 of the present invention are accommodated in the housing 10, and the discharge part 60 of the housing 10 is disposed in the housing 10. Closed at the top, the discharge unit 60 may be fastened by a plurality of brackets 80 and fastening members 81 fastening the brackets 80 and the housing 10 to the outside of the housing 10. .

That is, the discharge part 60 is installed to finish the outer side of the housing 10 emits the heat of combustion to the outside, so that the present invention configured as described above is applied to heating, or applied to a drying furnace for drying wet objects It may be.

The preheating unit 50 is preferably preheated to 150 to 300 degrees.

That is, the fuel may be easily vaporized by the preheating temperature of the preheater 50. At this time, the preheating temperature of the preheating unit 50 is most preferably about 200 degrees. That is, the catalyst part 40 may be preheated by the preheating temperature of 200 degrees. That is, when the catalyst unit 40 is preheated, fuel may be supplied and combusted, and the combustion temperature combusted by the catalyst unit 40 may be about 500 degrees.

5, a control box for preheating the preheater 50 and checking the preheat temperature to control the valve 13 to supply fuel to the housing 10 when the preheat temperature is set. It is preferable to further include 70).

Here, when it is determined that the preheating temperature of the preheating unit 50 is a proper temperature, the control box 70 may open the valve 13 to supply fuel and stop the preheating of the preheating unit 50.

Then, the control box 70 is a preheat switch 71 for turning on / off the preheater 50 and a temperature sensor 73 for measuring the temperature of the preheater 50 preheated by the operation of the preheat switch 71. ), A temperature value recognition unit 75 that recognizes the temperature value measured by the temperature sensor 73, a reference value setting unit 77 that sets a reference value to be compared with the temperature value, and compares and judges the temperature value and the reference value And a valve switch 76 for opening the valve 13 at the judgment of the temperature value comparing unit 79 and the temperature value comparing unit 79.

Here, the preheat switch 71 may be implemented as a push switch that can be operated by the user.

The temperature value recognition unit 75 may further include an A / D converter 72 for converting the analog temperature value measured by the temperature sensor 73 into a digital value.

At this time, the preheating switch 71, the temperature sensor 73, the temperature value recognition unit 75, the reference value setting unit 77, the temperature value comparing unit 79, and the valve switch 76 are controlled by the control unit 74. Can be.

That is, when the temperature sensor 73 senses the preheating temperature of 200 degrees, the valve 13 is opened to supply fuel to the catalyst unit 40 so that the fuel may be burned.

When the preheat switch 71 is turned on, the control box 70 includes a gas detector 78 that detects a supply state of the gas supplied through the valve 13, and a gas detected by the gas detector 78. It may be configured to further include an alarm unit (78a) for alerting when not supplied.

Here, when the preheat switch 71 is operated, the preheater 50 is preheated to a predetermined temperature. At this time, when the gas is not supplied by the detection of the gas detector 78, the alarm unit 78a may alert. In addition, the gas detection unit 78 is preferably installed close to the valve 13 in the hose 12, the alarm unit 78a may be implemented as an alarm or a warning light. That is, when the preheat switch 71 is operated, the control box 70 may control the preheat switch 71 and the valve 13 by driving the gas detecting unit 78 to recognize the gas supply state.

Therefore, the user can check the supply state of the gas to cope with the gas can be easily supplied.

In the above, the Example of this invention was described. It will be understood by those skilled in the art that the technical features of the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof.

Therefore, the embodiments described above are to be understood in all respects as illustrative and not restrictive, the scope of the invention being indicated by the following claims rather than the foregoing description, and the meaning and scope of the claims and All changes or modifications derived from the equivalent concept should be interpreted as being included in the scope of the present invention.

1 is a cross-sectional view of a conventional gas burner.

2 is a partial side view of FIG. 2;

3 is an exploded perspective view of a catalytic heater according to an embodiment of the present invention.

4 is a perspective view of the combined state of FIG.

5 is a block diagram showing the main part of the present invention.

<Explanation of symbols for the main parts of the drawings>

10 housing 20 chamber

30: diffusion portion 40: catalyst portion

50: preheating unit 60: discharge unit

70: control box

Claims (5)

In the catalytic heater, A housing 10 having one side open and having a valve 13 supplying fuel therein; A chamber 20 filled with fuel supplied to the housing 10 and discharging the filled fuel while discharging the fuel evenly; Diffusion unit 30 for diffusing the fuel discharged while being dispersed in the chamber 20; A catalyst unit 40 for catalyzing fuel diffused in the diffusion unit 30; A preheater (50) for preheating the catalyst (40) to 150 to 300 degrees; Catalytic heater comprising a discharge unit (60) for discharging the combustion heat that is catalyzed by the catalyst unit 40 to the outside. delete The method of claim 1, And a control box (70) for controlling the valve (13) to preheat the preheating unit (50) and check the preheating temperature to supply fuel to the housing (10) when the preheating temperature is set. The method of claim 3, wherein The control box 70 is A preheating switch (71) for turning on / off the preheating part (50); A temperature sensor (73) for measuring the temperature of the preheater (50) preheated by the operation of the preheat switch (71); A temperature value recognition unit 75 recognizing a temperature value measured by the temperature sensor 73; A reference value setting unit 77 for setting a reference value compared with the temperature value; A temperature value comparing unit 79 for comparing and determining the temperature value and the reference value; And a valve switch (76) for opening the valve (13) by the judgment of the temperature value comparing part (79). The method of claim 4, wherein The control box 70 is A gas detecting unit 78 detecting a supply state of the gas supplied through the valve 13 when the preheating switch 71 is turned on; Catalytic heater further comprises an alarm unit (78a) for warning if the gas is not supplied by the detection of the gas detection unit (78).

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