KR200434877Y1 - Hot Air Dryer - Google Patents

Abstract

The present invention relates to a hot air dryer, and more specifically, both sides of the wall forming the main body is formed in a double form that can be used again without discarding the heated heat, control means that can maintain a proper temperature and humidity according to the dry matter It relates to a hot air dryer that can improve the quality after drying.

According to a preferred embodiment of the present invention to minimize the loss of waste heat to increase the energy consumption efficiency, it is excellent in the effect of increasing the added value of agricultural and aquatic products through the improvement of the quality of the dried workpiece. In addition, there is an effect of reducing the operation noise and vibration between the machine configuration to improve the durability.

Agricultural products, drying, hot air, heater, recycling, circulation, aquatic products

Description

Hot air dryer {A drier}

1 shows a cross-sectional view of an embodiment of the prior art;

Figure 2 is a three-dimensional view of the hot air dryer in accordance with a preferred embodiment of the present invention.

3 is a conceptual view showing the configuration of a hot air dryer according to a preferred embodiment of the present invention in a planar state.

4 is a cross-sectional view of "A-A" shown in FIG.

FIG. 5 is a cross-sectional view of “B-B” shown in FIG. 3. FIG.

Figure 6 is a three-dimensional view showing the support of the hot air dryer according to a preferred embodiment of the present invention.

<Code Description of Main Parts of Drawing>

10 main body 11: side wall

11a: hot air sprayer 12: hot air supply passage

13: upper part 14: drying chamber

20: tray support 20a: tray

21: base plate 21a: bent portion

21b: bending surface 22: support

30: blowing means 40: heating means

50: intake pipe 60: exhaust means

61 exhaust pipe 62 exhaust fan

70: control means 71: sensor

The present invention relates to a hot air dryer, and more specifically, both sides of the wall forming the main body is formed in a double form that can be used again without discarding the heated heat, control means that can maintain a proper temperature and humidity according to the dry matter It relates to a hot air dryer that can improve the quality after drying.

In general, in the case of agricultural and marine products, it is difficult to preserve freshness for a long time in a biological state, and there are problems such as an increase in economic burden for preservation. In order to solve this problem, the dry processing of agricultural and marine products is generally carried out.

As for the dry processing of agricultural and marine products as described above, there is a technology such as registered utility model publication No. 422795 (July 25, 2006, hereinafter 'prior art'). The prior art relates to a agricultural and aquatic product dryer, and as shown in FIG. 1, both side walls 2 are doubled to form a hot air supply chamber 3, and a dryer 1 having a coil heater 4 in the hot air supply chamber 3. A container 6 including a blower 5 is provided at an upper end thereof, and an exhaust hole 6a is provided at an upper surface of the container 6, and an outside air inlet 6b is provided at a side thereof. There is this.

In the case of the prior art, the outside air introduced through the outside air inlet 6b and the inside air heated by the coil heater are mixed in the container 6, and then, the brower 5 By adopting a technical configuration to blow air into the hot air supply chamber 3, it is disclosed that the heating performance to the outside air is improved, which in turn increases the drying efficiency.

However, the above-described prior art has only a limitation that it is possible to recover the waste heat, that is, waste heat via the inside of the dryer 1, by providing the container 6 in which the blower 5 is embedded. have. That is, no technical configuration is provided to properly control the operating state of the coil heater 4 as the waste heat is recovered. Therefore, the operation of the coil heater 4 may be continued regardless of the waste heat recovered. There is no problem.

In the operating state of the coil heater 4 according to the prior art as described above, the final quality state of the building is deteriorated because the heating state of the air circulating inside the dryer 1 and the hot air supply chamber 3 is excessive. Has a problem. That is, there is a problem in that a good quality of the dried product cannot be obtained by drying in a state in which the prototype is damaged, such as drying of the dried product due to excessive heating as air circulation is repeated.

Further, the prior art is caused by the technical configuration in which the outside air introduced through the outside air inlet 6b and the inside air heated by the coil heater are mixed in the narrow container 6. There is a problem. That is, mechanical friction or vibration is generated in the process of mixing outside air and internal air of different air pressures in the container 6 space, and such friction or vibration damages the durability of the mechanical configuration. It also causes a problem such as the noise between the operation becomes worse.

The present invention is devised to solve the above problems of the prior art, an object of the present invention is a hot air supply path formed by double wall of both sides constituting the main body, minimizing the loss of waste heat, according to the drying temperature And to provide a hot air dryer equipped with a sensor and a control means that can maintain the humidity.

In addition, the present invention has a multi-stage support base formed in the main body has a structure in which both sides and the upper side are opened to correspond to the hot spray holes listed on both side walls of the interior of the drying chamber, to facilitate the circulation of the hot air, as well as its appearance. Another object is to provide a hot air dryer in which far-infrared radiation is emitted between drying processes by a raw material coated on the substrate.

Hot air dryer of the present invention for achieving the above object is to prevent the loss of waste heat by the heat supply path formed by double wall of the both sides constituting the main body, the sensor capable of maintaining the appropriate temperature and humidity according to the dry matter There is a key feature of being equipped with a control means.

And the hot-air dryer of the present invention is provided with a multi-stage tray support in the main body, the support plate formed of the bent portion and the bent surface and the rod-shaped support unit integrated with it, the appearance is a raw material with a large amount of far infrared rays emitted by heat There is another feature that is coated.

Hereinafter, with reference to the accompanying drawings, the configuration according to a preferred embodiment of the present invention will be described in detail.

As shown in Figures 2 to 6, the subject innovation is provided in the main body 10 in the multi-stage form support plate 20, both side walls 11 are made of a double in the form provided with a hot air supply passage 12, Loss of waste heat is prevented and it is made in the form of improving thermal efficiency.

And the upper end 13 of the main body 10 associated with the hot air supply path 12 is provided with a blowing means 30, such as a fan (force) to force the flow of heat (熱氣). In addition, a drying chamber 14, which is an interior of the main body 10, is provided with a heating means 40 such as an electrothermal heater and applies heat to air circulated to the hot air supply path 12 by the blowing means 30. ) Will be supplied. At this time, the upper end of the main body 10, that is, the ceiling is a dual structure in connection with the heat supply path 12 provided in part of the side wall 11, as shown in Figure 3, the remaining portion is made of a single structure having a predetermined thickness.

In addition, the upper end portion 13 of the main body 10 is provided with an intake pipe 50 and an exhaust means 60, and is directly connected to the drying chamber 14 through a portion formed in the above-described single structure to be connected to the outside of the main body 10. It is made in the form of. The intake pipe 50 of the present invention may be in the form of a filter provided to filter foreign matter in the air through the predetermined pipe shape.

And the outside of the main body 10 is provided with a control means 70 made of a predetermined box shape, the interior of the drying chamber 14 is provided with a sensor 71, it is provided as a temperature sensor or humidity sensor. The control means 70 may be linked to the operation of the sensor 71 to control the operating state of the exhaust means 60 and the heating means 40. That is, the control means 70 of the present invention allows the internal temperature and humidity of the drying chamber 14 to be set in advance so that the temperature and humidity of the drying chamber 14 applied by the sensor 71 may be set to the preset temperature and humidity. Outside of the range, by adjusting the operating state of the exhaust means 60 and the heating means 40 accordingly, it is preferable that the temperature and humidity inside the drying chamber 14 can be kept constant at all times.

The control means 70 of the present invention is to freely control the drying conditions, that is, the temperature and humidity of the drying chamber 14 according to the type of building, and ultimately improve the processing quality of the building. In this case, the sensor 71 may be installed at a position suitable for measuring an average temperature and humidity of the inner wall of the opposite side, that is, the drying chamber 14, rather than the entrance of the drying chamber 14.

Exhaust means 60 of the present invention consists of an exhaust pipe (61) disposed in the inner corner of the drying chamber 14 in both branches, and an exhaust fan (62) provided on one side of the upper end of the exhaust pipe (61). The operation of the fan 62 can be controlled by the control means 70 according to the setting conditions for the drying chamber 14 as described above.

On the other hand, the tray support 20 of the present invention is to be accommodated in the main body 10, that is, the drying chamber 14 in multiple stages, both sides and upwards corresponding to the hot-air injection holes (11a) listed in the inner side wall 11 It is made in this open form is a form that the flow of hot air is smoothly injected at each stage through the hot air injection hole (11a). Preferably, as shown in Figure 6 is provided between the support plate 21 consisting of the bent portion (21a) and the bent surface (21b) and the bent surface (21b) of the support plate 21, the bottom surface of the holding plate (20a) containing the dried The support consists of a support 22. At this time, the support 22 bends and integrates a steel bar having a predetermined thickness, but the height of the support 22 is higher than that of the bent surface 21b of the support plate 21 so that the support plate 21 is bent at the time of storing the tray 20a. The form which eliminated obstacles, such as being caught by the surface 21b, is good.

In addition, the tray support 20 of the present invention is preferably a form in which the outer appearance is coated with a raw material containing a ceramic powder or the like, which is far-infrared by heat. At this time, the bent portion (21a) formed in the support plate 21 serves to ensure the amount of far-infrared rays emitted during drying by widening the coating area. Such tray support 20 not only adds the gloss of the dry matter, but also preserves the natural characteristics of the dry product as it is, thereby exhibiting characteristics of improving processing quality.

Hereinafter, with reference to the drawings briefly described the operating relationship according to a preferred embodiment of the present invention configured as described above are as follows.

As shown in Figures 4 to 5, the subject innovation is the optimum processing conditions through the control means 70 in the state in which the object to be placed in the tray 20a of the drying chamber 14, respectively. After setting the temperature and humidity of the drying chamber 14, a series of operations for drying are performed.

First, as illustrated by the dotted arrow in FIG. 4, the blowing means 30 sucks the air of the drying chamber 14 into the upper end 13 of the main body 10, and then the hot air supply path 12 formed of the double sidewall 11. Blow) to flow along. At this time, the heating means 40, such as a kind of heat transfer heater provided in the vicinity of the blowing means 30 of the upper end 13, heats the air passing through the heat by the power applied from the control means 70 Will be

As described above, the heat converted by the heating means 40 repeats the circulation flowing into the drying chamber 14 through the heat injection hole 11a in the form of a nozzle while flowing along the heat supply path 12. This circulation is repeated until the temperature set in the first control means 70 is reached, and when the set temperature is reached, the processing object contained in the tray 20a is dried while maintaining the temperature constant.

At this time, the hot spray hole 11a corresponds to both sides of the support plate 20 so that hot air is injected along the bent portion 21a of the support plate 21, so that the hot plate 20a mounted on the support 22 is formed. Heat from the bottom rises and the object in the tray 20a is dried. Therefore, the dry state of the object contained in the tray 20a becomes uniform. In addition, since the coating material of the tray support 20 is heated to emit far infrared rays, the effect of improving the processing quality of the dried material is exhibited.

And the control means 70 checks the temperature and humidity of the drying chamber 14 in the process as mentioned above from the sensor 71, and if it exceeds the initial setting value, it controls as follows according to the item beyond.

First, when the initial setting value for the temperature is exceeded, the operation of the blowing means 30 is continued while the power supply of the heating means 40 is disconnected and the exhaust fan 62 of the exhaust means 60 is operated. At this time, the heat of the drying chamber 14 is discharged out along the exhaust pipe 61, and at the same time as the air in the air flows through the suction port 50 to maintain the set temperature constant.

On the other hand, when the setting value for the humidity exceeds, while maintaining the operation of the blowing means 30 and the heating means 40 in a normal state, the exhaust fan 62 of the exhaust means 60 is operated to dry the chamber 14 Excessive moisture is discharged through the exhaust pipe 61 inside. At this time, the suction port 50 compensates for the air pressure change inside the drying chamber 14 according to the discharge of moisture while introducing air in the atmosphere.

Due to the organic operation between the above technical configurations, the present invention can dry the object to be processed at a constant temperature of 60 ° C. or lower, and thus excellent circular preservation of the dry matter, shortening the time required to complete the drying process and minimizing heat loss. You can do it.

Although the detailed description of the present invention has been described only with respect to specific embodiments of the present invention, the technical idea of the present invention is not limited thereto, and it is common in the technical field to which the present invention belongs without departing from the concept of the present invention. Modifications or changes in various forms by those skilled in the art are also well within the scope of the claims of the present invention.

As described above, the hot air dryer according to a preferred embodiment of the present invention by forming a double wall on both sides of the main body to adopt a hot air supply path, to minimize the loss of waste heat, according to the workpiece temperature and humidity By providing a sensor and a control means capable of maintaining a high energy consumption efficiency, as well as the effect of improving the quality of the workpiece.

In particular, the tray support formed in multiple stages in the main body is coated with a raw material that emits far-infrared rays by heat, thereby producing high quality dry workpieces, and improving durability by reducing operating noise and vibration between mechanical components. .

Claims (5)

In the main body 10 is provided with a support plate 20 in multiple stages, both side walls 11 are formed in duplicate to form a hot air supply path 12, the upper end 13 associated with the hot air supply path 12 In the hot air dryer equipped with a blowing means 30 and the heating means 40, An upper end portion 13 of the main body 10 is directly connected to an internal drying chamber 14, and an intake pipe 50 and an exhaust means 60 are connected to the outside of the main body 10. Hot air dryer characterized in that the control means for controlling the operating state of the exhaust means (60) and the heating means (40) by a sensor (71) provided in the drying chamber (14). The method of claim 1, wherein the exhaust means 60, An exhaust pipe 61 disposed at an inner corner of the drying chamber 14 in both directions; Hot air dryer, characterized in that consisting of an exhaust fan 62 installed in the exhaust pipe (61). According to claim 1, wherein the support plate 20, A support plate 21 formed of the bent portion 21a and the bent surface 21b; Hot air dryer, characterized in that consisting of a support 22 provided between the bent surface (21b) of the support plate 21 to support the bottom of the tray (20a) containing the dry matter. The method of claim 3, wherein The tray support 20 is a hot air dryer, characterized in that the outer coating is coated with the raw material is far infrared rays are emitted by the drying heat. The method according to any one of claims 1 to 4, The sensor 71 is a hot air dryer, characterized in that the temperature sensor or humidity sensor.

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