KR102633617B1 - Ventilation device - Google Patents

Abstract

The present invention is suitable for the desert climate where the air environment is hot and dry, so that stability and safety in use can be ensured even when used for a long time;
a ventilation main body provided with a ventilation chamber between an intake port through which indoor air is sucked in and an exhaust port through which air is exhausted outdoors; A ventilation motor that receives power and generates rotational force; In the ventilation fan including a ventilation fan that is rotatably provided in the ventilation room and rotates by receiving the rotational force generated by the ventilation motor to provide air transport pressure during the ventilation; On the outer peripheral surface of the motor housing constituting the ventilation motor, there are a plurality of cooling pieces having a radially oriented length outward, and indoor air flowing into the intake port from the outside of the cooling pieces is collected and guided to the surface of the motor housing. Provided are ventilators each equipped with auxiliary cooling pipes formed in a 'cone' shape to cool the motor housing by exchanging heat during the process.

Description

Ventilation fan {Ventilation device}

The present invention relates to an exhaust fan designed to exhaust indoor air to the outside.

Specifically, it is about a ventilation fan that is suitable for the high-temperature, dry desert climate with an air environment that ensures stability and safety even when used for a long time.

In general, ventilators, which are installed to exhaust indoor air to the outside and ventilate it, are mainly placed on the indoor ceiling and walls to forcibly exhaust indoor air through an exhaust duct installed on the indoor ceiling.

These ventilators are fixed to the ceiling or wall of a room and have a main body that has an intake port that sucks in indoor air, an exhaust duct in the ceiling or an outlet that exhausts air directly to the outside, and a vent motor that receives power and generates rotational force. It consists of a ventilation fan that rotates through the fan to suck in and exhaust air from the room.

Such an exhaust fan performs indoor ventilation by forming suction/discharge pressure as the ventilation fan built into the main body rotates.

In Korean Utility Model Application No. 20-2004-0018796 (name: ventilator/2004.07.02.), as announced in the official gazette, it is installed on the wall and/or ceiling of a building and sucks indoor air into the outside of the building. It is a ventilator that discharges air, has both ends open to the inside and outside of the building, has both ends penetrating, and is formed in a recessed shape on the inside of the bottom part open to the inside of the building, sucking indoor air. an accommodating space, a casing scroll that is provided on one side of the casing scroll and includes an outlet that is open to the outside of the building and a guide surface that is the inner side of the casing scroll from the open bottom part to the outlet, and the interior of the casing scroll. It is mounted on a drive motor that receives power and generates rotational force on the rotation shaft, and a flat plate that is mounted on the rotation shaft of the drive motor and rotates by rotation force to intake and exhaust indoor air, and has an insertion hole into which the rotation shaft of the drive motor is inserted. It includes a rotating member including a shaped lower plate and a plurality of rotating blades with a first end mounted on the bottom of the lower plate, wherein each rotating blade has a first area adjacent to the rotating axis in a direction opposite to the rotating direction of the rotating member. A ventilator is described in which the ventilator is formed with backward-bending blades that are bent toward each other, and the second region, which is an outer region of the first region, is formed by forward-bending blades that are bent toward the rotation direction of the rotating member.

And in Korean Patent Application No. 10-2004-7011274 (name: Ventilator with a detachable front cover/January 17, 2003), as known in the gazette, a border is formed at the end of the suction side and the border is In the ventilator having a detachable front cover of a type configured to have an electric motor, a fan, a regulator, and a control means built into a cylindrical case in which the front cover is assembled, the electric motor is supported in a support case. It is disposed in a housing made of a cup member located on the upper side of the cylindrical part of the case, and the housing is held in the cylindrical part of the support case by a plurality of arc-shaped radial protrusions in the form of a vane to prevent access to the movable part. , the front cover is provided with fixing elements for fixing the front cover to the rim of the support case in a fixable and detachable manner, and the fixing elements correspond to the respective holes formed on the rim of the support case to the inside of the front cover. It consists of a plurality of lugs protruding from the side, the housing is integrally hinged to the outside of the rim of the support case, and a ventilation fan is described that is opened and closed by a hinge cover provided with an opening spring.

Meanwhile, in Korean Patent Application No. 10-2013-0011778 (name: Ceiling Ventilator/2013.02.21.), as known in the gazette, a motor; a fan rotated by the motor; In the ceiling ventilator, which includes the motor and the fan inside and is composed of a casing each provided with an air intake port and an air discharge port, the casing is formed as an integral piece including a spiral pipe, and the discharge port is formed integrally with one side wall thereof. However, a duct equipped with a bell mouth is attached to the upper part, and a ventilator equipped with a front panel equipped with an air intake port is attached to the duct.

In addition, in Korean Patent Application No. 10-2013-0105463 (name: ventilator/2013.09.03.), as known in the gazette, a spiral cylindrical device forming the upper side of the bell mouth opening and having an air outlet at one end is provided. a fan scroll case including an upper fan scroll case portion and a lower fan scroll case portion that forms a lower side of the bell mouth opening and is a cylinder with an open lower end; a rotating fan mounted within the upper fan scroll case portion; a drive motor mounted to extend vertically within the bell mouth opening at a distance from the bell mouth opening end to drive the rotating fan; A flat plate portion having a through hole for bolt fastening formed in the center and at least one air intake port formed therein, and a cylindrical portion that protrudes perpendicularly from the upper surface of the flat plate portion and is slidably coupled to the cylinder of the lower fan scroll case. A lower blocking case having; And one end is mounted on the center of the bottom of the drive motor, the free end is composed of a bolt extending through the bolt fastening through hole of the lower closing case, and a nut fastened to the free end of the bolt. A ventilator comprising a coupling means for the lower blocking case is described.

Korean Utility Model Application No. 20-2004-0018796 Korean Patent Application No. 10-2004-7011274 Korean Patent Application No. 10-2013-0011778 Korean Patent Application No. 10-2013-0105463

However, the conventional ventilators as described above have problems in that heat generated from the vent motor is not properly dissipated in a high-temperature, dry desert climate environment, resulting in poor cooling performance, resulting in poor stability and safety in use.

The present invention was proposed to solve the above-described conventional problems. The purpose of the present invention is to exhaust indoor air to the outside. The air environment is suitable for the hot and dry desert climate, making it usable even when used for a long time. The goal is to provide a ventilation fan that can ensure stability and safety.

The ventilator according to the present invention for achieving the object of the present invention as described above includes a ventilation main body provided with a ventilation chamber between an intake port through which indoor air is sucked in and an exhaust port through which air is exhausted outdoors; A ventilation motor that receives power and generates rotational force; In the ventilation fan including a ventilation fan that is rotatably provided in the ventilation room and rotates by receiving the rotational force generated by the ventilation motor to provide air transfer pressure to the ventilation room; On the outer peripheral surface of the motor housing constituting the ventilation motor, there are a plurality of cooling pieces having a radially oriented length outward, and indoor air flowing into the intake port from the outside of the cooling pieces is collected and guided to the surface of the motor housing. It is characterized in that each auxiliary cooling pipe formed in a 'cone' shape is provided to cool the motor housing by exchanging heat during the process.

The ventilator according to the present invention constructed in this way efficiently operates the ventilator motor through heat exchange between the cooling pieces and auxiliary cooling pipes provided on the outer peripheral surface of the motor housing located indoors of the facility and the exhaust air exhausted from the indoor to the outside. It is cooled, and has the effect of ensuring stability and safety in use by preventing the ventilation motor from being damaged by heat even when used for a long time in a desert climate with a hot and dry air environment.

1 is a schematic perspective illustration showing a ventilator according to an embodiment of the present invention.
Figure 2 is a schematic plan view showing an exhaust fan according to this embodiment.
Figure 3 is a schematic illustration showing an exhaust fan according to this embodiment.
Figure 4 is a schematic illustration of a partial excerpt showing the cooling piece and auxiliary cooling pipe that constitute the ventilator according to this embodiment.
Figures 5 and 6 are schematic illustrations showing the operating state of the ventilator according to this embodiment.
Figure 7 is a schematic illustration showing the control relationship of the ventilator according to this embodiment.

Hereinafter, with reference to the attached drawings, a ventilator according to a preferred embodiment of the present invention will be described in detail as follows.

Embodiments of the present invention may be modified in various forms, and the scope of the present invention should not be construed as being limited to the embodiments described in detail below. This example is provided to more completely explain the present invention to those with average knowledge in the art. Therefore, the shapes of elements in the drawings may be exaggerated to emphasize a clearer description. It should be noted that identical members in each drawing may be indicated by the same reference numerals. Detailed descriptions of well-known functions and configurations that are judged to unnecessarily obscure the gist of the present invention are omitted.

1 to 7 are diagrams showing a ventilation fan (1) according to an embodiment of the present invention. The ventilation fan (1) according to this embodiment has a ventilation motor (3) disposed inside the facility to provide ventilation. As it is applied to the ventilation fan (3), the ventilation motor (3) is efficiently cooled through heat exchange of the exhaust air exhausted from the indoor to the outside, so even when used for a long time in a desert climate with a high temperature and dry air environment, the ventilation motor (3) It is suitable for preventing damage by heating and ensuring stability and safety in use.

The ventilation fan (1) according to this embodiment includes a ventilation body (2) provided with a ventilation chamber (A) between an intake port (21) through which indoor air is sucked in and an exhaust port (22) through which air is exhausted to the outdoors; A ventilation motor (3) that receives power and generates rotational force; A ventilation fan (4) is rotatably provided in the ventilation room (A) and rotates by receiving the rotational force generated by the ventilation motor (3) to provide air transport pressure to the ventilation room (A). do.

That is, the ventilation fan (4) provided in the ventilation chamber (A) of the ventilation body (2) receives the rotational force generated by the ventilation motor (3) and rotates inside the ventilation chamber (A). The suction pressure to the indoor air and the discharge pressure to the outside are formed.

Accordingly, indoor air is exhausted to the outside, thereby performing indoor ventilation.

In the above, the ventilation main body 2 is formed in a 'tube' shape that penetrates the center to form the intake port 21, the exhaust port 22, and the ventilation chamber A, and has an outer side of the intake port 21. It may be formed with a coupling flange 23 that extends outward from the end and is coupled and fixed to the facility.

That is, it is fixed to a facility (ceiling, wall, etc.) through the coupling flange 23 to form the intake port 21, the exhaust port 22, and the ventilation room (A) that spatially connect the interior and exterior. You can.

In the above, the ventilation fan 4 is designed to create air transport pressure in the direction from the intake port 21 to the exhaust port 22 when rotated; The configuration and structure selected by the user from among conventionally known technologies may be appropriately applied.

In the above, the ventilation motor 3 is controlled and driven through a control means 71 to control the power of the power supply unit 72, thereby generating rotational force to rotate the ventilation fan 4; The configuration and structure selected by the user from among conventionally known technologies may be appropriately applied.

Meanwhile, the ventilation body 2 is provided with connection supports 24 connected to the motor housing 31 of the ventilation motor 3 at the intake port 21 side to support the ventilation motor 3. It can be.

That is, the ventilation motor 3 can be placed on the intake port 21 side through the connection supports 24.

Accordingly, after entering the intake port 21 from indoors, indoor air discharged through the exhaust port 22 may cool the ventilation motor 3.

Accordingly, by cooling the heat generated during operation, damage such as short-circuiting of fuses and connection cables can be prevented when used for a long time, thereby realizing stability and safety in use.

In the ventilation fan (1) according to this embodiment, on the outer peripheral surface of the motor housing (31) constituting the ventilation motor (3), a plurality of cooling pieces (5) having a radially oriented length outward, and the cooling A 'cone' is used to collect indoor air flowing into the intake port 21 from the outside of the pieces 5 and guide it to the surface of the motor housing 31, thereby exchanging heat and cooling the motor housing 31. Each auxiliary cooling pipe (6) formed in the shape of ' is provided.

That is, the indoor air exhausted from the room to the outside through the cooling pieces (5) provided on the outer peripheral surface of the motor housing (31) and the auxiliary cooling pipe (6) is collected through the auxiliary cooling pipe (6). As a result, contact with the cooling pieces 5 formed on the surface of the motor housing 31 is maximized to increase heat exchange efficiency, thereby increasing cooling performance.

Accordingly, the ventilation motor 3 is efficiently cooled, and in particular, the ventilation motor 3 is prevented from being damaged by heat even when used for a long time in a desert climate with a high temperature and dry air environment.

In the above, a plurality of cooling pieces 5 may be provided on the outer surface and the rear end surface of the motor housing 31, respectively, arranged in a radial direction.

That is, the cooling pieces 5 are provided on the remaining surfaces of the motor housing 31 except for the area facing the ventilation fan 4, so that the cooling area can be efficiently increased.

The cooling pieces 5 disposed on the outer surface of the motor housing 31 are arranged to have a length in the direction in which the air sucked into the intake port 21 of the ventilation main body 2 moves, and the cooling pieces 5 are disposed on the outer surface of the motor housing 31. The contact area with indoor air flowing into (21) can be efficiently increased.

In the ventilator 1 according to the present embodiment configured as described above, the auxiliary cooling pipe 6 has an inner diameter at both ends of which the motor housing 31 is disposed with a gap therethrough; It consists of an 'inclined pipe' whose inner diameter gradually decreases toward the ventilation body (2).

That is, as the auxiliary cooling pipe (6) is made of an 'inclined pipe' whose inner diameter gradually decreases in the direction in which indoor air is sucked into the intake port 21, indoor air flows into the auxiliary cooling pipe (6). Heat exchange takes place as it is collected inside and concentrated in a vortex shape.

Accordingly, the cooling efficiency of the auxiliary cooling pipe (6) is improved.

Accordingly, the cooling quality of the ventilation motor 3 is improved through efficient cooling of the auxiliary cooling pipe 6 connected to the motor housing 31.

In the above, a connection opening 61 may be formed in the auxiliary cooling pipe 6 through which a part (power connection part, etc.) protruding outwards from the outer peripheral surface of the motor housing 31 penetrates.

That is, the auxiliary cooling pipe 6 can be stably placed without damaging the portion that protrudes out of the motor housing 31 through the connection opening 61.

In the ventilator 1 according to the present embodiment configured as described above, one end of the auxiliary cooling pipe 6 is provided with binding pieces 62 whose ends are fastened to the outer peripheral surface of the motor housing 31.

That is, the auxiliary cooling pipe 6 is fixed and supported on the motor housing 31 through the binding pieces 62.

In the above, the binding pieces 62 extend from the end of the auxiliary cooling pipe 6 with a smaller inner diameter and can be fastened to the motor housing 31; The binding configuration and binding structure of the motor housing 31 and the binding piece 61 may be suitably selected by the user from among conventionally known technologies.

In the ventilation fan (1) according to this embodiment configured as described above, the end of the auxiliary cooling pipe (6) with a small inner diameter is formed with a plurality of cooling pieces (5) formed on the outer surface of the motor housing (31). Can be custom formed to contact.

That is, the end of the auxiliary cooling pipe (6) comes into contact with the cooling pieces (5), thereby increasing the heat exchange efficiency for the cooling pieces (5), thereby improving cooling performance.

In addition, in the process of introducing indoor air from the inside of the auxiliary cooling pipe 6 to the intake port 21 through the gap between the cooling pieces 5 and passing through it, the inner surface of the auxiliary cooling pipe 6 is cooled. may be moved.

At this time, the inner surface of the auxiliary cooling pipe (6) may be inclined so that air flows in a vortex shape.

Accordingly, the cooling performance of the auxiliary cooling pipe 6 can be maximized.

As described above, the ventilator 1 according to this embodiment is configured to connect the cooling pieces 5 provided in each of the motor housings 31 with the air exhausted through the auxiliary cooling pipe 6 and the indoor air. As the contact is maximized to efficiently cool the ventilation motor 3, the technical configuration is characterized by being suitable for use in a desert climate with a hot and dry air environment.

One embodiment of the present invention described above is merely illustrative, and those skilled in the art will be able to appreciate that various modifications and other equivalent embodiments are possible. . Therefore, it will be understood that the present invention is not limited to the forms mentioned in the detailed description above. Therefore, the true scope of technical protection of the present invention should be determined by the technical spirit of the attached patent claims. In addition, the present invention should be understood to include all modifications, equivalents and substitutes within the spirit and scope of the present invention as defined by the appended claims.

1: Ventilator
2: Ventilation main body 21: Intake port
22: exhaust port 23: coupling flange
24: Connection support 3: Ventilation motor
31: Motor housing 4: Ventilation fan
5: Cooling piece 6: Auxiliary cooling pipe
61: connection opening 62: binding piece
71: Control means 72: Power supply unit
A: Ventilation room

Claims (2)

a ventilation main body (2) provided with a ventilation chamber (A) between an intake port (21) through which indoor air is sucked in and an exhaust port (22) through which air is exhausted outdoors; A ventilation motor (3) that receives power and generates rotational force; a ventilation fan (4) rotatably provided in the ventilation chamber (A), which receives the rotational force generated by the ventilation motor (3) and rotates to provide air transport pressure to the ventilation chamber (A); It is provided on the outer peripheral surface of the motor housing 31 of the ventilation motor 3, and collects indoor air flowing into the intake port 21 and conducts heat exchange in the process of guiding it to the surface of the motor housing 31, thereby forming the motor housing 31. ) has an inner diameter through which the motor housing 31 is spaced at both ends to cool the cone ( In the ventilator (1) including a 'cone' shaped auxiliary cooling pipe (6);
The auxiliary cooling pipe (6) is,
A plurality of cooling pieces (5) having radially directional lengths are provided on the outer peripheral surface of the motor housing (31) of the ventilation motor (3);
In the auxiliary cooling pipe (6),
A connection opening 61 is formed while passing through a portion protruding outward from the outer peripheral surface of the motor housing 31;
At one end of the auxiliary cooling pipe (6),
Binding pieces 62 are provided whose ends are fastened to the outer peripheral surface of the motor housing 31;
The end of the auxiliary cooling pipe (6) with a smaller inner diameter,
A ventilator, characterized in that it is formed to be in contact with the plurality of cooling pieces (5) formed on the outer surface of the motor housing (31). delete

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