KR0117532Y1 - Ventilation fan - Google Patents

Abstract

The present invention is equipped with a slinging shutter inside the grill cover used in the high-grade grill shutter fan, and more specifically, a flat-type sliding slide consisting of one inside the grill cover to be detachable to the front of the grill shutter shutter fan body. By mounting the shutter close to and in conjunction with the shutter switch to operate up and down to a ventilator to prevent harmful dust, pests, polluted air and the like to enter the inside.

This can prevent dust, pests, contaminated air, etc., but it is difficult to completely seal it by the gap between the shutter and the shutter or the main body, and the structure is very complicated and the component parts are complicated. Designed to solve the conventional disadvantages such as noise is generated at the end, this design is completely sealed inside and outside, and the structure is very simple, so it can reduce the manufacturing cost with high-end type and can combine safety and beautiful appearance. There is an advantage.

Description

Ventilator

1 is a side cross-sectional view showing the structure of a conventional fan.

2 is a structural diagram of the present invention,

(a) is a side cross-sectional view of an open state of the sliding shutter according to the overall configuration of the present invention

(b) is a side cross-sectional view with the sliding shutter closed.

(c) shows the internal structure of the sliding shutter closed state

3 is an embodiment according to the present invention,

(a) is a sectional side view of the grill cover assembly, with the shutter open;

(b) is the internal structure of the grill cover assembly, the shutter open state

(c) is the internal structure of the grill cover assembly, the shutter closed state

The present invention relates to a ventilator that is provided with a sliding shutter inside the grill cover mounted to the front of the high-end ventilator to open or completely seal the inside and outside ventilation during operation or stoppage.

In general, the fan is to rotate the blades by using a motor to force the discharge of indoor air to the outside, a hole in the wall is installed or installed on one side of the window.

However, since the inside and the outside are only blocked by the wing, there is no problem when the wing is rotating, but when it stops, not only the dust or moth or insects such as insects enter the inside, but also the end of the rain where rainwater penetrates inside. there was. In addition, the general-purpose ventilator with its wings exposed on its front is attached to the wing when it is stinged by long-term use.It is very dirty in appearance, and the ventilator installed in the basement or lower part of the place is likely to damage human fingers and others by rotating blades. It is a lot.

Therefore, the structure of the fan should be improved to improve the sealing property to the outside, to give a certain safety and to maintain a clean and beautiful appearance.

1 is a side cross-sectional view showing the structure of a conventional ventilator. First, the structure of a conventional ventilator will be described.

As shown in FIG. 1, the motor holder 12 that can mount the motor 13 in the vent main body 11 is integrally or separately coupled, and the motor 13 is mounted thereon. The wing 14 is fixed to the wing fixture 15, while the main body 11, the shutter switch 16 is attached to the lower end side of the front of the main body 11 is fixed with a switch fixing screw 38 and the main body ( 11) In the rear, the shutter lever 18 and the shutter 19 are coupled to each other by the lever connecting pins 21 so as to swing as much as the amount of the shutters 19, so that the shutter hinge pins 20 are mounted inside the left and right sides of the main body 11. 19) The shutters 19 are inserted by fixing each of the number. In addition, the tension coil spring 22 combines the upper surface of the main body 11 with one axis and the shutter lever 18 to pull the shutter lever 18 upward so that the shutter 19 is closed and the shutter connector 23 is closed. As such, the shutter lever 18 and the shutter switch 16 are connected to each other so that the shutter 19 and the shutter switch 16 interlock with each other.

In addition, the grill cover 25 having the grate 27 and the ventilation hole 28 formed on the front surface of the main body 11 can be attached to or detached from the main body 11 after being combined with the guide fixing screw 26 so as to be integral with the wing guide 24. It was inserted as a catching jaw 29 so that it could be.

Looking at the operation relationship of the conventional design by the configuration as described above are as follows.

First, as shown in FIG. 1, when the pull wire 17 is pulled down to operate the fan as shown in FIG. 1, the power terminal inside the shutter switch 16 is contacted to supply power to the motor 13, and immediately to the wing 14 Rotates at the same time, the shutter connector 23 connected to the shutter switch 16 lowers the shutter lever 18, and the shutter 19 connected thereto moves in the opposite direction to the shutter lever 18 around the shutter hinge pin 20. As the shutter rotates upward, ventilation is performed. At this time, the tension coil spring 22 connected to the shutter lever 18 is elongated and the blade is continuously rotated while the shutter 19 is opened by the locking device in the shutter switch 16.

In addition, to end the ventilation and stop the operation of the ventilator pulls the lower pull string 17 once again to release the locking device in the shutter switch 16, the power terminal is dropped off the power of the motor 13 is cut off the wing 14 At the same time, the shutter lever 18 is raised by the pulling force of the tension coil spring 22 and the weight of the shutter 19, and the shutter 19 is lowered and closed to close the ventilation.

Such a ventilator can prevent some intrusions such as rainwater, dust, and pests, but compared to its effects, the number of components and the structure are complicated, which leads to a decrease in productivity due to a large number of manufacturing processes, high manufacturing costs, and difficulty in quality maintenance. There is this. Also, due to the structure, there is a gap between the main body and the shutter, which is combined with some space, and the shutter, which is a flat plate structure, is well deformed during production, transportation, and storage.

Therefore, the present invention has been devised to solve the above disadvantages, and its purpose is to install sliding shutters moving up and down inside the grill cover to completely block the interior and exterior spaces, thereby preventing intrusion of dust, rainwater, and pests. It is designed to improve productivity, reduce manufacturing costs, secure product competitiveness, promote safety and ease of use, and have a beautiful appearance.

The present invention for achieving the above object is formed in the main body and the motor fixing unit integrally, the motor is mounted on the motor mount and the fan coupled to the wing as a wing fixture in the motor, in the front of the grill cover detachable to the front of the ventilator A tensioning coil spring having a predetermined size is formed up and down at a certain time, and a sliding shutter in which a ventilation opening having a size equal to or slightly larger than the ventilation opening is inserted into the shutter guide protrusion, and a tension coil spring fixed to one side of the upper end of the grill cover. Is coupled to the upper part of the grill cover, and the lower side of the linear grill cover is equipped with a shutter switch for opening and closing the power supply and the shutter, and by operating as a shutter connector, the sliding shutter is held in close contact with the grill cover and slides up and down. It was made possible.

In addition, as another embodiment of the present invention, the ventilator is formed radially in a predetermined size on the grill cover of the ventilator and has the same size and shape as the ventilating opening the rotating shutter plate having a closing film to block the venting opening inside the grill cover The shutter switch is mounted on the hinge shaft of the pulley, and the tension coil spring is coupled to the upper side of the grill cover and pulled up and the pull line is drawn out to the bottom of the grill cover by forming a switch connecting protrusion on the outer side of the rotating shutter plate. Completed by mounting and connecting with the shutter connector.

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

As shown in FIG. 2 (a), the main body 11a and the motor mount 12a are integrally formed, and the motor mount 12a is integrally formed, and the motor 13 is mounted on the right side of the motor mount 12a. In the ventilator in which the wings 14 are fixed to the wing fixing tool 15, the vent cover 28a has a grill cover 25a having a plurality of upper and lower sides formed at regular intervals so as to be horizontal or inclined as a straight line or a curved line. A plurality of shutter guide projections 30 are formed in a vertical direction so as to face each other on the left and right shafts of the ventilation openings 28a, and the flat shutter sliding mechanism 37 is provided with the same number and shape as the grill cover return mechanism 28a. Inserted (33) to slide up and down, and the spring engaging projection (34) and the tension coil spring formed on one side of the upper end of the sliding shutter 33 by installing a spring fixing protrusion 36 on the upper side of the grill cover (25a). Sliding connection fixed by 22 The shutter 33 is pulled upward and the shutter cover 16 in which the pull cord 17 and the power connector 32 are fastened in a straight line with the tension coil spring 22 at one side of the grill cover 25a. Mounted as a screw 38 and connected between the switch connecting projection 35 installed on one side of the lower end of the sliding shutter 33 as a shutter connector (23a). The locking jaw 29a is inserted into the grill cover locking groove 31 in which a plurality of grill cover assemblies 45 are formed on the front and bottom surfaces of the main body 11a. At this time, by connecting the power connector 32, 32a mounted on one side of the lower surface of the front surface of the main body 11a and the shutter switch 16, the circuit connection is completed.

Referring to the operation state of the fan configured as described above, as shown in (a) of FIG. 2, when the pull line 17 drawn out at the bottom of the fan is pulled, the power terminal inside the shutter switch 19 is connected to supply power to the motor 13. A tension coil spring 22 mounted on one side of the upper portion of the grill cover 25a, which is applied and rotates while the blade 14 rotates and the sliding shutter 33 connected as the shutter switch 19 and the shutter connector 23a moves downward. This stretches the grill cover (25a) and the ventilation opening 28a and the sliding shutter 33, the ventilation opening 37 is made while ventilation is made.

On the other hand, as shown in (b) and (c) of FIG. 2, when the pull string 17 is pulled again, the locking device inside the shutter switch 16 is released, and the power terminal inside the shutter switch 16 is dropped to the motor 13. Since the power is cut off, the blade is stopped and at the same time the sliding shutter 33 is lifted by the pulling force of the tension coil spring 22, and the ventilation holes 28a and 37 are sealed to block the inside and the outside.

On the other hand, Figure 3 (a) (b) (c) is an embodiment of the present invention to look at its configuration as shown in Figure 3 (b) (c) of the grill cover 25b is based on the center A plurality of ventilation holes 28b are radially formed at a predetermined angle, and a rotation shutter 33a having a ventilation hole 37a formed in the same size and shape as the grill cover ventilation holes 28b is formed inside the grill cover 25b. ) Install the hinge shaft 39 in the center and install a circular rotating shutter guide ring 42 around the grille ventilation hole 28b to guide the shutter toward the central hinge shaft 39 in the circular guide ring 42. Install a plurality of projections (30a) and insert the shutter insertion grooves 44 on the outer circumference of the rotary shutter (33a) to form the same number and position of the shutter guide projections (30a), the fixing screw 40 and the fixing screw 41 As a condensation. Meanwhile, a shutter operation protrusion 43 is provided at one side of the outer portion of the rotary shutter 33a, and a fixing screw is provided at the upper end of the spring fixing protrusion 36a provided inside the grill cover 25b and the lower end of the inside of the grill cover 25b. The shutter switches 16 mounted at 38 are connected to each other as a shutter connector 23b to complete the process.

Looking at the operating state by the configuration as described above are as follows.

First, when the rotary shutter 33a is inserted into the rotary shutter guide ring 42, the position of the shutter wife protrusion 30a integrally formed at the end of the rotary shutter guide ring 42 by the thickness of the rotary shutter 33a is separated. After matching the rotor insertion groove 44 in accordance with the insert and at the same time with the hinge shaft (39) provided in the center and then rotated and fixed as a fixed screw 40 and the fixed screw 41, the shutter guide projection (30a) It is in close contact with the inner bottom of the grill cover 25b without being separated by the fixing washer 40 to be rotated repeatedly by a predetermined angle by the shutter switch 16 and the tension coil spring 22. In such a state, when the pull string 17 is pulled down to operate the fan, as shown in FIG. 3 (a) and (b), the rotating shutter 33a moves the hinge shaft 39 in the center of the grill cover 25b. The ventilation holes 28b and 37a coincide with each other while partially rotating to the center.

In addition, when the ventilation line is not necessary, the pull line 17 is pulled once again, and the locking device inside the shutter switch 16 is released, the power is cut off, and the rotating shutter 33a is returned by the pulling force of the tension coil spring 22. As shown in FIG. 3 (c), the air vents 28b and 37a are closed to block the air inside and outside.

As described above, the present invention is opened and closed by sliding the sliding shutter or the rotating shutter close to the inside of the fan grill cover, so that the inside and the outside can be completely blocked, and the overall structure is simple because there are few components, and the shutter operation noise is small, and the shape of the ventilation hole is Can be formed freely such as horizontal or inclined, straight and curved, so that various designs that match the indoor atmosphere can have a beautiful appearance. The colors of the grille cover and the shutter can be changed to achieve a new sense by harmonizing and changing colors during movement and stoppage. It is a very useful design in many aspects such as safety, economy, ease of use, and maintaining high quality.

Claims (2)

The main body of the ventilator and the motor holder are formed integrally or separately, and the motor is mounted on the motor holder, and the wings are fixed as the wing holders.The grille or the grill cover can be detached from the front of the body, and the grill or the grill cover has a predetermined size. In the ventilation fan and the ventilation fan formed at regular intervals up and down, the grill cover is provided with one or more shutter guide protrusions on the left and right sides of the inside of the ventilation hole and separately installed, and the sliding shutter is mounted so that the sliding shutter is the same as the grill cover. Ventilation openings are formed slightly larger or equal in number and shape, and a tension coil spring fixing protrusion is installed on the upper side of the grill cover, and a tension coil spring is connected to the spring hook protrusion installed on one side of the sliding shutter side and pulled upward. One side of the lower side Ventilator characterized in that between the shutter switch and the sliding shutter is connected to the switch connector or directly connected to the inside of the grill cover by the shutter guide projection to slide the shutter switch is interlocked to open and close. According to claim 1, wherein the grill cover of the ventilator is a rotary shutter having a predetermined size of the ventilation opening, a radial or a plurality of holes, and having a shape and the number of the same or larger than the ventilation opening, the closing shutter blocking the ventilation opening is It is installed by the hinge shaft in the center of the grill cover and the shutter guide protrusion installed on the rotating shutter guide ring. The shutter coil is installed at the outer circumference of the rotating shutter, and the tension coil spring is connected to the inside of the grill cover and pulled out. The fan is connected to the rotating shutter so that the rotating shutter is rotated at a predetermined angle while being opened and closed.