KR20080004435U - Electric heater - Google Patents

Abstract

The present invention relates to an electric hot air fan installed indoors, an inlet is formed on one side and a blower fan is installed, the outlet is formed on the other side to allow air to pass from the inlet to the outlet, a plurality of mounting holes on the side A warm air base formed to be arranged side by side; A plurality of electric heating modules including a mounting plate detachably coupled to the plurality of mounting holes, and at least one electric heating element coupled to the mounting plate so as to be positioned in the warm air base body through the mounting hole; A temperature sensor for sensing a room temperature; And a controller for controlling the on-off of the blower fan and the individual on-off of the plurality of electric heating modules according to the temperature value detected by the temperature sensor, whereby using electricity instead of oil Heating not only reduces heating costs but also prevents the generation of harmful gases and the lack of oxygen.

Glass greenhouse, vinyl house, electric warmer, module

Description

Electric Hot Air Fan {ELECTRIC HEATER}

1 is a perspective view of an electric warmer according to an embodiment of the present invention,

Figure 2 is an exploded perspective view of an electric warmer according to an embodiment of the present invention,

3 is a front view of an electric warmer according to an embodiment of the present invention,

4 is a cross-sectional view taken along line A-A of FIG.

5 is a state using the electric hot air fan according to an embodiment of the present invention,

Figure 6 is a front cross-sectional view of the electric warmer according to another embodiment of the present invention.

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

100: warm air basic body

102: sliding plate

100h: Mounting hole

110: Inlet

112: blowing fan

120: discharge outlet

200: electric heating module

210: mounting plate

220: electric heating element

300: temperature sensor

400: control unit

The present invention relates to an electric hot air blower, and more particularly, to an electric hot air blower for supplying warm air in a room such as a glass greenhouse and a vinyl house for growing various horticultural crops and crops.

In general, a heating device for maintaining a temperature at a constant temperature is required in a room such as a barn, a plastic house, a dryer, and a hot air fan is used as an example of the heating device.

Conventional hot air blower not only has the disadvantage of excessive consumption of oil cost by using oil such as petroleum, but also the temperature of indoor air becomes lower because the indoor air must be ventilated due to the smell of oil during driving and shutdown. There is a problem that the consumption of oil is further increased to compensate for the lost heat.

In addition, in the process of burning fuel, oil is frequently incompletely burned, which causes a problem of generating toxic gases such as sulfur or carbon dioxide.

On the other hand, there is also a hot air fan using LPG gas without using oil, such as oil, there is a problem similar to the hot air fan using oil, there is a problem of attention to the leakage of gas and the risk of fire due to the exposure of the flame.

In addition, the conventional heat blower has a disadvantage that it can not be used to change the heat generating capacity appropriately according to the size of the room.

The present invention has been devised in view of the above problems, using electricity instead of oil to reduce the heating cost, to prevent the generation of harmful gases and oxygen deficiency, it is possible to change the heating capacity, assembly and Its purpose is to provide an electric hot air heater that is easy to install.

The present invention for achieving the above object is an electric hot air fan installed in the room, the inlet is formed on one side and the blowing fan is installed, the outlet is formed on the other side to allow the air to pass from the inlet to the outlet, The warm air base body is formed so that a plurality of mounting holes are arranged side by side; A plurality of electric heating modules including a mounting plate detachably coupled to the plurality of mounting holes, and at least one electric heating element coupled to the mounting plate so as to be positioned in the warm air base body through the mounting hole; A temperature sensor for sensing a room temperature; And a controller for controlling on-off of the blower fan and individual on-off of the plurality of electric heating modules according to the temperature value detected by the temperature sensor.

Here, the inlet may be formed on the upper portion of the warm air base, and the discharge port may be formed to face both sides of the lower portion of the warm air base.

Here, the inlet may be formed on one side of the warm air base, and the outlet may be formed to face the inlet on the other side of the warm air base.

Here, the lower portion of the warm air base body may be provided with a sliding plate bent upward and backward ends.

Here, the outer peripheral portion of the discharge port may be provided with a pad.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

The electric warmer of the present embodiment includes a warm air main body 100, an electric heating module 200, a temperature sensor 300, and a controller 400.

The warm air main body 100, the inlet 110 is formed on one side, the blowing fan 112 is installed, the discharge port is formed on the other side, the air passes from the inlet 110 to the outlet 120. In addition, the side surface of the warm air main body 100 is formed so that a plurality of mounting holes (100h) are arranged side by side.

The electric heating module 200 includes a mounting plate 210 and an electric heating element 220, and the mounting plate 210 is detached to each of a plurality of mounting holes 100h formed at the side of the warm air base 100. Possible coupling is possible, the electric heating element 220 is coupled to the mounting plate 210 to be positioned in the warm air base 100 through the mounting hole (100h).

The temperature sensor 300 is distributed and installed in each location of the room to sense the temperature of the room, and the control unit 400 is on-off of the blowing fan 112 according to the temperature value detected by the temperature sensor 300. And individually on-off of the plurality of electric heating elements 220.

First, the warm air base 100 will be described.

The warm air main body 100, as shown in Figure 1, is formed in the form of a box having a rectangular parallelepiped shape as a whole, the front and rear ends are bent upwards at the lower end of the support leg 104 provided in the lower portion of the warm air main body 100 The sliding plate is provided.

As shown in FIG. 3, the sliding plate is formed such that the front end 102a and the rear end 102b are bent obliquely upward, and are formed to be flat between the front end 102a and the rear end 102b.

The sliding plate is in contact with soil or contaminants remaining on the indoor floor in consideration of the inconvenience of moving when soil or contaminants remaining on the indoor floor of various houses, vinyl houses, dryers, etc. get stuck on the wheels and cause a malfunction. As you can move the electric fan. However, as shown in FIG. 6, the wheel 102 'may be installed on the support leg 104'.

On the other hand, the box-shaped warm air base 100 having a rectangular parallelepiped shape, as shown in Figure 2, the inlet 110 is formed on one side, the blowing fan 112 is installed and the outlet 120 is formed on the other side Thus, air passes from the inlet port 110 to the outlet port 120.

At this time, the pad 122 is mounted on the outer circumferential surface of the discharge port 120 to facilitate fastening of the blower duct 10 and to improve airtightness as shown in FIG. 5.

For example, as illustrated in FIGS. 3 and 4, a pair of inlets 110 are formed at an upper portion of the box-shaped hot air main body 100, and a blower fan 112 is installed, respectively, and a discharge hole is disposed at the lower portion thereof. 120 may be formed to face each other in both directions, the blowing fan case 114 may be coupled to the outside of the inlet 110 in order to prevent a safety accident by the blowing fan 112. In addition, the protective net 1116 of the rectangular box form is further coupled to the outside of the blower fan case 114, it is possible to more effectively prevent safety accidents.

On the other hand, as shown in Figure 6, the inlet 110 is formed on one side of the box-shaped hot air base 100, the blowing fan 112 is installed, the discharge port so as to face the inlet 110 on the other side 120 may be formed, the blower fan case 114 may be coupled to the outside of the inlet 110 in order to prevent a safety accident by the blower fan 112. At this time, the end of the discharge port 120 may be formed to be bent downward.

Therefore, when the blowing fan 112 installed in the inlet 110 is rotated, the air in the room is forced into the inside of the warm air base 100 through the inlet 110 and passed through, and the air passing through is discharged after the outlet. Discharged through 120.

As illustrated in FIG. 2, a plurality of mounting holes 100h for mounting the heat generating module 200 to be described later are arranged side by side on the warm air main body 100.

On the other hand, as shown in Figure 6, the inlet 110 is formed on one side of the box-shaped hot air base 100, the blowing fan 112 is installed, the discharge port so as to face the inlet 110 on the other side When the 120 is formed, the mounting holes 100h may be formed in parallel on the upper surface of the warm air main body 100.

The mounting hole (100h) is a portion for mounting the electric heating module 200, can be formed arranged in a lattice form, size and quantity can of course be changed appropriately.

In addition, a plurality of coupling holes 101 for mounting the electric heating module 200 to the mounting hole 100h are formed at the edge of the mounting hole 100h, which will be described in detail for the electric heating module 200. Get together.

As described above, the air inside the room may be introduced into the warm air main body 100 through the inlet 110 by the warm air main body 100 to form a closed space in which the air may be heated.

Next, the electric heating module 200 will be described.

The electric heating module 200 is mounted to the mounting plate 210 and detachably coupled to the mounting hole (100h) of the warm air base 100, respectively, coupled to the mounting plate 210 but penetrating the mounting hole (100h) It is composed of an electric heating element 220 located within (100).

Both ends of the mounting plate 210 are bent in one direction to have a cross-section having a "c" shape, and a plurality of pairs of insertion holes 211 for coupling the electric heating element 220 are formed.

1 and 2, one end 220a and the other end 220b of the electric heating element 220 are inserted and coupled to the pair of insertion holes 211, respectively, and on one mounting plate 210. One or more electric heating elements 220 are inserted and coupled

 As such, the electric heating module 200 having the plurality of electric heating elements 220 coupled to the mounting plate 210 is mounted in the mounting hole 100h of the warm air base 100.

At this time, the electric heating element 220 of the electric heating module 200 is inserted so as to be positioned in the warm air base 100 through the mounting hole (100h), so that the electric heating element 220 is located in the hot air base 100, A fixing hole 201 is formed in a portion of the mounting plate 210 corresponding to the plurality of coupling holes 101 formed at the edge of the mounting hole 100h, so that the electric heating module 200 is connected to the coupling means such as the bolt B. It is mounted in the mounting hole 100h.

As described above, the electric heating module 200 has an advantage that it can be easily mounted in the mounting hole (100h) of the warm air base 100 by selecting the appropriate amount according to the capacity of the electric hot air fan according to the size of the room.

Next, the temperature sensor 300 and the control unit 400 will be described.

Temperature sensor 300 and the control unit 400 is a part for maintaining a constant temperature by measuring the temperature of the room, the temperature sensor 300 may be distributed and installed in each location of the room, each temperature sensor 300 Is connected to the control unit 400.

Therefore, the temperature value detected by each temperature sensor 300 is sent to the control unit 400, the control unit 400 compares the temperature value received from each temperature sensor 300 with a predetermined reference temperature value The on-off control of the electric heating module 200 is individually.

As shown in FIG. 3, an example of an electric warmer equipped with five electric heating modules 200 is as follows.

When the five electric heating module 200 is all turned on, the temperature of the room is gradually increased so that the temperature value detected by each temperature sensor 300 becomes higher than the predetermined reference temperature value, the controller 400 detects this. Some of the five electric heating module 200 is controlled to be off. At this time, the number of the electric heating module 200 controlled in the off state is changed according to the difference between the sensed temperature value and the reference temperature value, the greater the difference between the detected temperature value and the reference temperature value, the greater the number of electric heating modules. It is to control the 200 to the off state.

On the other hand, when only a part of the five electric heating module 200 is in the on state, when the temperature of the room is gradually lowered so that the temperature value detected by each temperature sensor 300 is lower than the predetermined reference temperature value, the control unit 400 ) Detects this and controls some of the heat generating module 200 in the off state. At this time, the number of the electric heating module 200 controlled to be in the on state is changed according to the difference between the detected temperature value and the reference temperature value, the greater the difference between the detected temperature value and the reference temperature value, the greater the number of electric heating modules The 200 is controlled to the on state.

In addition, when the indoor temperature is too high and the difference between the temperature value detected by each temperature sensor 300 and the reference temperature value is greater than a predetermined value, the control unit 400 has all five electric heating modules 200 off. It is possible to control to turn off the blower fan 112 while controlling to be in a state.

As described above, the temperature of the room can be kept constant by the temperature sensor 300 and the controller 400.

On the other hand, the above-mentioned control unit 400 generates an alarm to notify the user when an immediate action is necessary, such as power failure or mechanical failure, if the room temperature is too low or high, and notify the fact to the mobile phone or other contact means. So that immediate replacement is possible.

Finally, an embodiment of the use of the electric hot air fan will be described.

When power supplied from an external power supply unit is supplied to the electric heating module 200 and the blowing fan 112, the electric heating module 200 and the blowing fan 112 is operated accordingly, by the blowing fan 112 Air forcibly sucked through the inlet 110 of the warm air main body 100 is heated while passing through the electric heating module 200 inside the warm air main body 100 and discharged through the discharge port 120.

On the other hand, as shown in Figure 5, the electric hot air blower is installed in the central portion of one side of the room, the blowing duct 10 is connected to the discharge port 120 of the warm air base 100. At this time, the pad 122 is mounted on the discharge port 120, so that the songbung duct 10 is easily connected and assembled to the discharge port 120, and the airtightness is improved.

The blower duct 10 has a plurality of blowers 10a formed at regular intervals, and the blower pipes 12 are coupled to each of the blowers 10a. In addition, a plurality of through holes 12a are formed in the blower pipe 12 at a predetermined interval, so that heated air is blown into the blower duct 10 from the outlet 120 of the warm air main body 100, and the blower from the blower duct 10. It flows into the blowing pipe 12 sequentially through 10a, and is finally supplied to the place of the room through the through-hole 12a in the blowing pipe 12.

On the other hand, the control unit 400 compares the temperature value of the room received through the temperature sensor 300 installed in each location of the room with a predetermined reference temperature value, the on-off electric heating module 200 individually By controlling the on-off of the blower fan 112 to maintain a constant temperature in the room.

The present invention described above can be implemented in various other forms without departing from the technical spirit or main features. Therefore, the above embodiments are merely examples in all respects and should not be interpreted limitedly.

According to the present invention configured as described above, since heating is performed using electricity instead of oil, it is possible to reduce heating costs as well as to prevent generation of harmful gases and lack of oxygen.

In addition, the temperature of the room can be kept constant by the temperature sensor and the control unit installed in the room.

In addition, it is possible to change the heat generating capacity by the modular electric heat generating module, easy to assemble and install, as well as mass production.

Claims (5)

In the electric hot air fan installed indoors, An inlet is formed on one side and a blower fan is installed, and an outlet is formed on the other side to allow air to pass from the inlet to the outlet, and a side of the warm air base formed such that a plurality of mounting holes are arranged side by side; A plurality of electric heating modules including a mounting plate detachably coupled to the plurality of mounting holes, and at least one electric heating element coupled to the mounting plate so as to be positioned in the warm air base body through the mounting hole; A temperature sensor for sensing a room temperature; And And a controller for controlling the on-off of the blower fan and the individual on-off of the plurality of electric heating modules according to the temperature value detected by the temperature sensor. The method of claim 1, The inlet is formed on the upper portion of the warm air base, the outlet is an electric warmer, characterized in that it is formed opposite to both sides of the lower portion of the warm air base. The method of claim 1, The inlet is formed on one side of the hot air base body, the discharge port is characterized in that the other side of the hot air base body formed so as to face the inlet. The method according to any one of claims 1 to 3, An electric warmer, characterized in that the lower portion of the warm air base is provided with a sliding plate bent upward and backward ends. The method according to any one of claims 1 to 3, An electric hot air blower, characterized in that the pad is provided on the outer peripheral portion of the discharge port.

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