KR200451543Y1 - Device for supplying pellet to wood pellet boiler - Google Patents

Device for supplying pellet to wood pellet boiler Download PDF

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Publication number
KR200451543Y1
KR200451543Y1 KR2020100006702U KR20100006702U KR200451543Y1 KR 200451543 Y1 KR200451543 Y1 KR 200451543Y1 KR 2020100006702 U KR2020100006702 U KR 2020100006702U KR 20100006702 U KR20100006702 U KR 20100006702U KR 200451543 Y1 KR200451543 Y1 KR 200451543Y1
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KR
South Korea
Prior art keywords
fuel reservoir
wood
fuel
inlet
motor
Prior art date
Application number
KR2020100006702U
Other languages
Korean (ko)
Inventor
강준구
Original Assignee
(주)한강에너지산업
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Priority to KR2020100006702U priority Critical patent/KR200451543Y1/en
Application granted granted Critical
Publication of KR200451543Y1 publication Critical patent/KR200451543Y1/en

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23K—FEEDING FUEL TO COMBUSTION APPARATUS
    • F23K3/00—Feeding or distributing of lump or pulverulent fuel to combustion apparatus
    • F23K3/02—Pneumatic feeding arrangements, i.e. by air blast
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23K—FEEDING FUEL TO COMBUSTION APPARATUS
    • F23K2203/00—Feeding arrangements
    • F23K2203/10—Supply line fittings
    • F23K2203/104—Metering devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23K—FEEDING FUEL TO COMBUSTION APPARATUS
    • F23K2203/00—Feeding arrangements
    • F23K2203/20—Feeding/conveying devices
    • F23K2203/201—Feeding/conveying devices using pneumatic means

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Solid-Fuel Combustion (AREA)

Abstract

The present invention is a fuel reservoir for storing wood pellets, and is disposed on one side of the fuel reservoir and connected to the fuel reservoir by a wood pellet supply pipe is supplied to the wood pellet stored in the fuel reservoir through the wood pellet supply pipe for combustion The present invention relates to a wood pellet boiler composed of a boiler body that generates heat, and is particularly attached to the inside or outside of the fuel reservoir, and has an inlet on one side and an exhaust port on the other side, and filters the air discharged through the exhaust port. Inflow tube is built; A pleated hose coupled to an inlet of the inlet through an opening at one end at an outside of the inlet; A motor which is attached to an exhaust port of the inflow cylinder outside the inflow cylinder to generate a suction force; And a power supply device for supplying power to drive the motor, wherein the inflow barrel is freely fallen to the wood pellets sucked into the inflow barrel through the corrugated hose according to the operation of the motor and stored in the fuel reservoir. It is characterized by including a dropping port in the bottom portion.

Description

Device for supplying pellet to wood pellet boiler}

The present invention relates to a pellet boiler which uses wood pellets as fuel, and more particularly, to a fuel supply apparatus of a wood pellet boiler for automatically inserting and storing pellets into a fuel reservoir for storing pellets and supplying pellets to a boiler body. It is about.

Wood pellets are wood fuel made from sawdust or forest products made of sawdust and compressed and used for heating, cogeneration, and animal floor coverings. In addition, the fuel is 50% of the way of CO 2 emission is also a renewable energy sources of only 1/12, city gas over one-tenth of the light oil.

Accordingly, recently, many pellet boilers using wood pellets as fuel have been developed and spread.

1 is a view showing the structure of a wood pellet boiler. The boiler body 100 includes a combustion induction part 101, a copper pipe 102, a heat exchange part 103, a fuel supply part 104, a flashback prevention part 105, a burner 106, an ignition heater 107, and a blowing fan. 108, ash tray 109, dust box 110, and the like.

First, when burner 106 is ignited by ignition heater 107 and wood pellets are supplied into boiler body 100 through fuel supply 104, the supplied wood pellets are burned in burner 106. The ash remaining after combustion is accumulated in the ash tray 109. The blowing fan 108 blows air to the burner 106 to prevent the solidification of the sludge. The high temperature combustion gas generated by the combustion of the wood pellets heats the water inside the copper pipe 102 while heat exchange with the copper pipe 102 in the heat exchange part 103. At this time, the dust contained in the combustion gas hits the combustion induction unit 101 and falls to the ash tray 109 to remove dust primarily.

On the other hand, the high temperature combustion gas is vortex generated through the combustion induction unit 101 to maximize the heat exchange capacity, the high temperature combustion gas lowered through the combustion induction unit 101 rises again through the dust (110) Is discharged out. In this process, secondary dust removal and secondary heat exchange take place.

The wood pellet boiler configured as described above is preferably further provided with a separate fuel reservoir for supplying the wood pellets to the boiler body 100 properly.

Referring to FIG. 2, a fuel reservoir 200 may be further provided on an outer side of the boiler body 100 described above with reference to FIG. 1. On one side, the boiler body 100 is located at a relatively low height and the fuel reservoir 200 is located at a relatively high height on the side. At this time, the fuel reservoir 200 and the boiler body 100 is connected by a pellet supply pipe 210 configured to be inclined. That is, the pellet supply pipe 210 transfers the wood pellets stored in the fuel reservoir 200 to the boiler body 100, and to the burner 106 through the fuel supply unit 104 of the boiler body 100 as described above. Wood pellets are supplied. At this time, a screw is formed in the pellet supply pipe 210, the wood pellet of the fuel reservoir 200 is supplied to the boiler body 100 in accordance with the rotation of the screw. In addition, the fuel reservoir 200 may further include an internal confirmation window 230 to easily determine the amount of stored wood pellets from the outside.

On the other hand, the wood pellets stored in the fuel reservoir 200 is generally packaged in a bag form in 20kg or more units and distributed. Therefore, in order to store the wood pellets in the fuel reservoir 200, after opening the upper cover of the fuel reservoir 200, a person must lift and supply a heavy bag directly. At this time, not only the height of the fuel reservoir 200 is high, but also the weight of the wood pellet bag is heavy, there is a considerable difficulty in the human manual input.

In particular, there is a lot of difficulty in the winter when the fuel must be frequently supplied, and if the fuel supply time is missed, the boiler does not operate normally, so it has to be frequently checked.

Therefore, there is an urgent need for a method of easily injecting wood pellets into the fuel reservoir 200 and automatically adjusting the input capacity.

An object of the present invention is to provide a fuel supply device for a wood pellet boiler that can automatically save the pellets into the fuel reservoir for supplying pellets to the boiler body by storing the wood pellets.

In addition, an object of the present invention is to measure the amount of wood pellets stored in the fuel reservoir for storing the wood pellets and supply the pellets to the boiler body to supply fuel to the wood pellet boiler which can automatically supply additional pellets when the storage amount is below a certain amount In providing a device.

A fuel supply device for a wood pellet boiler according to an embodiment of the present invention for achieving the above object is a fuel reservoir for storing wood pellets, and disposed on one side of the fuel reservoir and the fuel reservoir by a wood pellet supply pipe In a wood pellet boiler which is connected to the boiler body to generate heat by burning the wood pellets stored in the fuel reservoir through the wood pellet supply pipe, the wood pellet boiler is attached to the inside or outside of the fuel reservoir, one side of the inlet It has an exhaust port on the other side, the inlet tube is built-in filter for filtering the air discharged through the exhaust port; A pleated hose coupled to an inlet of the inlet through an opening at one end at an outside of the inlet; A motor which is attached to an exhaust port of the inflow cylinder outside the inflow cylinder to generate a suction force; And a power supply device for supplying power to drive the motor, wherein the inflow barrel is freely fallen to the wood pellets sucked into the inflow barrel through the corrugated hose according to the operation of the motor and stored in the fuel reservoir. It is characterized by including a dropping port in the bottom portion.

On the other hand, the fuel supply device measures the storage amount of the pellet stored in the fuel reservoir by the control sensor provided in the fuel reservoir, and automatically controls the power supplied to the motor according to the measured storage amount of the wood pellets It is characterized by automatically adjusting the storage amount of the fuel reservoir.

According to the present invention, there is an advantage that the fuel storage for the fuel container is facilitated by allowing a person to automatically store the heavy wood pellet bag without lifting it directly.

In addition, by automatically measuring the storage amount of the wood pellets stored in the fuel reservoir by the sensor automatically has the advantage that it is possible to prevent the boiler from operating normally due to lack of fuel.

1 shows the structure of a wood pellet boiler.
2 is a front view of a wood pellet boiler.
3 is a view showing a wood pellet boiler and a fuel supply device according to an embodiment of the present invention.
4 is a view showing a detailed structure of a fuel supply device according to an embodiment of the present invention.
5 is a view showing a wood pellet boiler and a fuel supply device according to another embodiment of the present invention.

The present invention proposes a fuel supply apparatus capable of automatically inserting pellets into a fuel reservoir for storing pellets and supplying pellets to a boiler body. In this case, the fuel supply apparatus according to the present invention may be implemented to be integrally mounted with the fuel reservoir in the interior (preferably the upper) of the fuel reservoir, may be implemented as a separate device attached to the inside or outside of the existing fuel supply apparatus to the fuel It may be implemented to inject.

The fuel supply device according to the present invention sucks wood pellets contained in the bag at a relatively low position through a hose and transfers them to a space in a device installed on the upper part of the fuel container, and freely falls the sucked wood pellets into the fuel container. The pellets are then fed into the fuel reservoir.

In this case, the fuel supply device transfers the wood pellets by forcibly sucking air by the operation of the motor. Accordingly, the discharged air is preferably filtered by a filter installed inside the fuel supply device.

On the other hand, in the present invention can measure the storage amount of the wood pellets stored in the fuel reservoir by the sensor and when the storage amount is less than a certain amount, the fuel supply device is operated to automatically supply additional pellets.

Hereinafter, a detailed description of a preferred embodiment of the present invention will be described with reference to the accompanying drawings. In the following description, when it is determined that a detailed description of a related known function or configuration may unnecessarily obscure the subject matter of the present invention, the detailed description thereof will be omitted.

3 is a view showing a wood pellet boiler and a fuel supply device according to an embodiment of the present invention. Referring to FIG. 3, the wood pellet boiler includes a boiler body 100 and a fuel reservoir 200 storing wood pellets supplied to the boiler body 100 as described above.

In this case, according to the present invention, the fuel reservoir 200 is additionally mounted to the fuel reservoir 200, and the wood pellets contained in the bag 340 by the fuel supply apparatus 300 are easily introduced into the fuel reservoir 200. You can do it.

The fuel supply device 300 is located on the inner or outer top of the fuel reservoir 200 as shown, it is preferably fixed to the fuel reservoir 200 by various fastening means. One side of the fuel supply device 300 is a corrugated hose 330 is connected, when the motor of the fuel supply device 300 operates to inhale air, the wood pellets stored in the bag 340 is a corrugated hose 330 It is transferred into the fuel supply device 300 through. The wood pellets transferred into the fuel supply device 300 are free-falled and stacked in the fuel reservoir 200. As such, the wood pellets stored in the fuel reservoir 200 are supplied to the boiler body 100 through the pellet supply pipe 210.

On the other hand, the fuel reservoir 200 or the outside of the fuel supply device 300 may be further provided with an on / off switch 310 that can control the operation of the fuel supply device (300). Therefore, when the user turns on the switch of the on / off switch 310, the motor of the fuel supply device 300 is operated so that the wood pellets stored in the bag 340 are sucked into the fuel reservoir 200. do.

In addition, an adjustment sensor 320 may be further provided inside the fuel reservoir 200 to automatically adjust the amount of fuel stored in the fuel reservoir 200. The control sensor 320 senses the height of the wood pellets stored in the fuel reservoir 200, when the storage amount is lowered below a certain height, to operate the fuel supply device 300 so that the wood pellets are automatically filled. . In addition, when the height of the wood pellets stored in the fuel reservoir 200 is a predetermined height or more, the operation of the fuel supply device 300 may be controlled so that no further fuel input is performed to the fuel reservoir 200.

Hereinafter, a detailed operation structure of the fuel supply device 300 described above with reference to FIG. 4 will be described in detail.

4 is a view showing a detailed structure of a fuel supply device according to an embodiment of the present invention. Referring to FIG. 4, the fuel supply device 300 according to the embodiment of the present invention includes an inlet 410, an inlet 420, a filter 430, an exhaust port 440, a drop port 450, and a case 460. ), A suction hole 470, a motor 480, a power cable 490, and the like.

The fuel supply device 300 has an inflow tube 410 opened in a portion of the case 460 provided with an inlet 420 for coupling with the pleated hose 330. The inlet 420 is provided in the front portion of the inlet 410, the front can be fastened with the corrugated hose 330, the rear has a pipe shape penetrated to one surface of the inlet 410.

An exhaust port 440 is formed on a surface of the inflow tube 410 corresponding to the position opposite to the inlet 420. The inlet 410 may be separated into the case 460 or may serve as a case of the inlet 410 itself. At this time, the space in which the motor 480 is mounted may be implemented to be opened without the case 460. The inlet 410 is formed with an inlet 420 for the inlet of air on one side, the exhaust port 440 for the exhaust of air is formed on the other side.

In addition, a motor 480 is installed inside the fuel supply device 300 to suck air through the exhaust port 440 of the inflow tube 410. As described above, the motor 480 and the fan (not shown) are provided and air is sucked while the fan is rotated by the driving of the motor 480 to which power is applied.

In order to supply power to the motor 480, a power supply device must be provided. The power supply device is electrically connected to the motor 480 to drive the motor 480, and is connected to an outlet through a power cable 490. United to supply power.

On the other hand, when the fuel supply device 300 according to the present invention is configured integrally with the fuel reservoir 200, implemented to share the power supply of the fuel supply device 300 without using a separate power supply device May be The inlet 420, the exhaust port 440, and the suction hole 470 of the fuel supply device 300 may be designed to communicate with each other so that the suction force of the motor 480 extends to the inlet 420. The filter 430 may be mounted to various parts of the inflow container 410 according to the dust collecting method. When the filter 430 is applied to the cyclone method, the filter 430 is preferably installed near the exhaust port 440.

The operation of the fuel supply device 300 having the above configuration is as follows.

When the power supply unit is connected to an outlet and the ON / OFF switch 310 is turned on or automatically turned on by the control sensor 320, the motor 480 is driven to suck air through the suction hole 470. .

The wood pellets contained in the pellet bag 340 by the suction force is transferred through the corrugated hose 330, and the wood pellets are introduced into the inlet 410 together with the air containing the foreign matter through the inlet 420.

At this time, the air purified by the filter 430 is discharged to the outside through the exhaust port 440, the wood pellets are free-falls through the falling hole 450 is accumulated in the fuel reservoir 200.

On the other hand, in Figure 4, the opening 450 is shown to be configured to a part of the bottom surface of the inlet 410, but the entire bottom surface may be used as an opening for smooth fall of the wood pellets. In addition, although the bottom surface is shown as a plane, it may be implemented in the form of a funnel having a narrower toward the center and an opening in the center. Alternatively, it may be implemented to open and close the bottom surface to increase the suction force of the pellets. That is, after sufficiently sucking the wood pellets in the state in which the bottom surface of the inlet 410 is closed, the sucked wood pellets may be freely dropped by opening the bottom surface.

The motor 480 is protected in the case 460, but in order to smoothly discharge the sucked air, an air outlet for discharging air should be provided in the case 480, and the motor 480 as described above. There is no part 460 is implemented so that only the inlet 410, so that the air sucked by the motor 480 may be discharged as it is open.

In the above description, the fuel supply device 300 according to the present invention has been described as being composed of an inflow tube 410, a filter 430, a motor 480, and the like, which are divided into a case 460. Or it may be defined as a concept including a power supply.

5 is a view showing a wood pellet boiler and a fuel supply device according to another embodiment of the present invention. Referring to FIG. 5, in the description of FIG. 3, the fuel supply device 300 according to the present invention is described as being integrally implemented in the fuel reservoir 200, but according to another embodiment of the present invention, the fuel supply device ( 500 may be manufactured as a separate unit and may be implemented to be attached to the fuel reservoir 200 only when necessary. In this case, the independent fuel supply device 500 may be attached to the inside of the fuel reservoir 200 to be fixed or placed on the upper portion thereof. If the fuel supply device 500 is located outside the fuel reservoir 200 as shown in FIG. 5, the pellet of the fuel reservoir 200 may be partially opened or modified to make wood pellets from the fuel supply apparatus 500. It is preferable to implement so that it can fall freely into the fuel reservoir (200).

In addition, the description of the present invention has been described in the case where the pellet boiler is installed divided into the boiler body and the fuel reservoir, it is obvious that the present invention can be equally applied to the pellet boiler composed of the boiler body and the fuel reservoir. In this case, by attaching the fuel supply device according to the present invention on the upper portion of the fuel reservoir provided inside the boiler body it is possible to automatically feed wood pellets easily.

On the other hand, in the embodiment of the present invention has been described with respect to specific embodiments, of course, various modifications are possible without departing from the scope of the present invention. Therefore, the scope of the present invention should not be limited to the embodiments described, but should be determined by the equivalents of the utility model registration claims as well as the utility model registration claims to be described later.

100: boiler body 101: combustion induction part
102: copper pipe 103: heat exchange unit
104: fuel supply unit 105: flashback prevention unit
106: burner 107: ignition heater
108: blower fan 109: ash tray
110: dust 200: fuel reservoir
210: pellet supply pipe 230: internal confirmation window
300, 500: fuel supply unit 310: on / off switch
320: adjustment sensor 330: corrugated hose
340: pellet bag 410: inlet
420: inlet 430: filter
440: exhaust port 450: dropping port
460: case 470: suction hole
480: motor 490: power cable

Claims (2)

A fuel reservoir for storing wood pellets, and the wood pellets disposed on one side of the fuel reservoir and connected to the fuel reservoir by a wood pellet supply pipe are burned by burning the wood pellets stored in the fuel reservoir through the wood pellet supply pipe. In a wood pellet boiler composed of a boiler body to generate,
An inlet tube attached to the inside or the outside of the fuel reservoir, having an inlet on one side and an exhaust port on the other side, and having a filter for filtering the air discharged through the exhaust port;
A pleated hose coupled to an inlet of the inlet through an opening at one end at an outside of the inlet;
A motor which is attached to an exhaust port of the inflow cylinder outside the inflow cylinder to generate a suction force; And
And a power supply for supplying power to drive the motor.
The inlet tube is provided with a fuel outlet of the wood pellet boiler, characterized in that the wood pellet sucked into the inlet through the corrugated hose in accordance with the operation of the motor freely falls to the bottom to be stored in the fuel reservoir. Device.
According to claim 1, The fuel supply device,
The storage sensor of the fuel reservoir is measured by an adjustment sensor provided in the fuel reservoir, and the power supplied to the motor is automatically controlled according to the measured amount of wood pellets to automatically adjust the storage of the fuel reservoir. A fuel supply device for a wood pellet boiler, characterized in that the.





KR2020100006702U 2010-06-25 2010-06-25 Device for supplying pellet to wood pellet boiler KR200451543Y1 (en)

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KR2020100006702U KR200451543Y1 (en) 2010-06-25 2010-06-25 Device for supplying pellet to wood pellet boiler

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Application Number Priority Date Filing Date Title
KR2020100006702U KR200451543Y1 (en) 2010-06-25 2010-06-25 Device for supplying pellet to wood pellet boiler

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KR200451543Y1 true KR200451543Y1 (en) 2010-12-21

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KR2020100006702U KR200451543Y1 (en) 2010-06-25 2010-06-25 Device for supplying pellet to wood pellet boiler

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2545071A (en) * 2015-10-23 2017-06-07 Suirvale Dev Ltd Fuel delivery for external wood pellet boiler

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200325392Y1 (en) 2003-04-09 2003-09-03 박도영 fuel supplier for coal-fired boiler

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200325392Y1 (en) 2003-04-09 2003-09-03 박도영 fuel supplier for coal-fired boiler

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2545071A (en) * 2015-10-23 2017-06-07 Suirvale Dev Ltd Fuel delivery for external wood pellet boiler
GB2545071B (en) * 2015-10-23 2020-04-29 Suirvale Developments Ltd Fuel delivery for external wood pellet boiler

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