KR200274947Y1 - Combination apparatus of protection net for electric fan - Google Patents

Abstract

The present invention relates to a fastening device for a protection net for the fan, in the fan coupled to the coupling ring to secure each of the protection net to the edge of the front protection net and the rear protection net, the lower end of the coupling ring has a circular projection on both sides A protruding support is fixedly installed, and each circular protrusion of the support is hinged so that the clip is rotatably hinged for fixing the front protection net and the rear protection net, and one side of the clip has a fixing piece installed in an upward direction to penetrate the ring. Inserted into the hole to hold the edge of the front protection net and the rear protection net, a fixing hole is formed so as to penetrate the bolt through the center of the extension extending a predetermined length on one side of the clip, the fastening ring penetrates the fixing hole of the extension The bolt fixture having a bolt fastening part formed with a screw hole at one side of the through hole so that the bolt is screwed It is securely fixed by the government.

Description

Fastening device for electric fan {Combination apparatus of protection net for electric fan}

The present invention relates to a fan, and in particular, fastening and disassembly of the protective net is easy, but also relates to a fastening device for a protective net for a fan that can not be easily dismantled by external shock or vibration or infants.

In general, infants may insert a finger between impellers of a fan that is not aware of a danger, and this often causes a safety accident in which a finger or the like is injured by a rotating impeller. In order to prevent such a safety accident, a protective net is adopted for the fan.

As shown in FIG. 1, a conventional fan installs a protection net having metal rods arranged at regular intervals in order to prevent safety accidents in front and rear of a fan generating wind, and is located behind the protection net. Silver is fixed to the drive body and the front guard net is configured to be fastened to the rim with the rear guard net by the fastening ring.

At this time, the fastening ring is hinged to the clip having two fixing pieces protruded to improve the fixability of the front protection net and the rear protection net.

However, the conventional fan is a protective net is separated by simply applying a predetermined force to the clip, so the carelessness during the operation of the fan, in particular serious risk factors for infants with low risk recognition ability, and also impact or vibration external There is a concern that the front guard and the rear guard are easily separated by a factor, causing a safety accident.

The present invention is to solve this problem, the fastening and disassembly of the protective net is easy to fasten the protection net for the fan to prevent the safety accident in advance to prevent the easy disassembly by external shock or vibration or infants The purpose is to provide a device.

The present invention for achieving the above object, in the fan coupled to the coupling ring to secure each of the protection net to the edge of the front protection net and the rear protection net, the lower end of the coupling ring support for protruding circular projections on both sides Is fixedly installed, and each of the circular protrusions of the support is hinged rotatably to the clip for fixing the front protection net and the rear protection net, one side of the clip is inserted into the through hole formed in the fastening ring is installed in the upper direction Holding edges of the front protection net and the rear protection net, and a fixing hole is formed so that the bolt is penetrated through the center of the extension extending a predetermined length on one side of the clip, the fastening ring is a bolt through the fixing hole of the extension screw A bolt fixture having a bolt fastening portion formed with a screw hole at one side of the through hole to be engaged is secured by the fixing portion. Characterized in that the installation.

1 is a perspective view showing a fastening device of a protective net for a fan according to the present invention.

2 is a cross-sectional view showing the fastening device of FIG.

Figure 3 is a perspective view showing a state in which the fastening device according to the present invention is separated from the protection net for the fan.

Figure 4 is a perspective view of the clip according to the present invention.

** Explanation of symbols for main parts of drawings **

10; Fastening ring 11; Through hole

12; Support 12a; Circular projection

13; Fixing portion 13a; Fixed piece

20; Bolt fixture 21; Flat part

22; Bolt joint 22a; Screwman

30; Clip 31; Joint

31a; Coupling hole 32; Fastening member

32a; Engaging jaw 33; Extension

34; Fixing hole 40; volt

41; Head 42; Flat part

43; Screw

Hereinafter, the fastening device of the protection net according to the present invention will be described according to the embodiment shown in the accompanying drawings.

1 is a perspective view showing a fastening device for a fan protection net according to the present invention, Figure 2 is a cross-sectional view showing the main portion of the protection net fastening device according to the present invention.

As shown, the fan protection net according to the present invention is made by combining the front protection net and the rear protection net located in the front and rear of the fan, the fastening ring to fix each protection net to the edge of the front protection net and the rear protection net 10 is combined.

At the lower end of the fastening ring 10, support 12 having protruding circular projections 12a on both sides thereof is fixedly installed. Clip 30 is rotatably hinged for fixing the rear guard net. That is, the circular protrusion 12a in a state in which the coupling portion 31 formed with the coupling hole 31a at one end of the clip 30 is integrally fitted to the circular protrusion 12a of the support 12. The axis of the clip 30 is rotated up and down a predetermined angle.

On one side of the clip 30, two fastening members 32 are inserted in the upper direction at regular intervals, and are inserted through the through holes 11 formed in the fastening ring 10, and the edges of the front protection net and the rear protection net are butted together. Grip the part. At this time, the locking jaw (32a) is formed to protrude a predetermined amount on the outer surface of each of the fastening members 32 to be supported by the edge of the through hole 11 in the state holding the front protection net and the rear protection net.

In addition, the clip 30 has an extension portion 33 integrally formed in a state of being bent at a predetermined angle, and a bolt 40 is coupled through the center of the extension portion 33 to stabilize the fastening ring 10. Fixing hole 34 is formed to be fixed with.

The bolt 40 is a conventional one having a driver groove of the straight or cross shape, the screw portion 43 is integrally connected to the lower side of the head portion 41, the head portion 41 and the screw portion 43 is flat It is interconnected by the part 42.

The diameter of the fixing hole 34 is formed to match the diameter of the flat portion 42 of the bolt 40, the head 41 and the screw portion 43 of the bolt 40 having a larger diameter than the fixing hole 34 This prevents the bolt 40 from being separated from the fixing hole 34 even when the clip flows.

On the other hand, the fastening ring 10 is provided with a bolt fixture 20 at a position corresponding to the fixing hole 34 of the clip 30, the bolt fixture 20 is formed integrally with the fastening ring 10 or Or it is fixed to the fastening ring 10 by a separate fixing portion 13 coupled.

A screw hole 22a having a female thread formed therein is formed in the center of the bolt fixture 20 so as to correspond to the threaded portion 43 of the bolt 40. That is, the bolt fixture 20 is a flat portion 21 of the flat form made to be gripped by the fixing portion 13, and protrudes a predetermined length to the rear in the center of the flat portion 21, the bolt 40 therein ) Is composed of a bolt fastening portion 22 formed with a screw hole (22a) so as to be stably screwed. At this time, the fixing piece 13a is provided at both rear sides of the fixing part 13 so that the bolt fixing part 20 fitted to the fixing part 13 by holding the flat part 21 of the bolt fixing part 20 does not flow. .

Reference numeral 13b is a hole through which the bolt 40 is inserted so as to correspond to the fixing hole 34 formed in the screw hole 22a of the bolt fixing part 20 and the extension part 33 of the clip 30. .

Figure 3 is a perspective view showing a state in which the fastening device of the fan protection net according to the present invention is separated from the protection net, Figure 4 is a perspective view showing a clip according to the present invention, the circular support 12 is installed on the fastening ring 10 In the clip 30 is coupled to the projection (12a), the coupling hole 31a of the coupling portion 31 is rotatable up and down, respectively, two fastening members provided on one side of the clip 30 in an upward direction 32 is inserted through the through hole 11 formed in the fastening ring 10 to grip the butt edge of the front and rear protection net.

On the other hand, when it is necessary to disassemble the fastening ring 10 from the protection net or to separate the clip 30 from the fastening ring 10, the diameter of the fixing hole 34 is the flat part 42 of the bolt 40 The head 40 and the threaded portion 43 of the bolt 40 having a diameter larger than that of the fixing hole 34 are formed by bolts 40 press-fitted into the fixing holes 34 by using corresponding mechanisms. As a result, the clip 30 is not separated from the fixing hole 34 even when the clip 30 is separated from the protection net, thereby preventing the risk of loss.

On the other hand, a fan-type heater has been disclosed in which a heating element that emits heat in the center of the reflector in the form of a fan is provided to obtain a heat effect by the heating element, and such a fan-type heater is generated from a heating element fastened to the reflector. The protection net is coupled to the front of the reflector to prevent the user from being deteriorated by the heat source, the fastening structure of the protection net according to the present invention can be equally applied to the fan-type heater as described above.

As described above, according to the present invention, the safety ring can be prevented in advance by preventing the fastening ring from being easily dismantled by external shocks, vibrations, or infants, while the user's intention for cleaning the fan, etc. By using the driver, the fastening ring can be easily separated from the fastening ring from the protection net.

Claims (1)

In the fan combined with the fastening ring 10 to secure each of the guard net to the edge of the front guard net and the rear guard net, At the lower end of the fastening ring 10, support 12 having protruding circular projections 12a on both sides thereof is fixedly installed, and each circular protrusion 12a of the support 12 is fixed to the front protection net and the rear protection net. To the clip 30 is hinged rotatably coupled, one side of the clip 30 is inserted into the through hole 11 formed in the fastening ring 10 in the fixing piece 31 in the upward direction and the front protection net and Gripping the edge of the rear protection net, A fixing hole 34 is formed in the center of the extension part 33 extending at a predetermined length on one side of the clip 30 so that the bolt 40 is penetrated and formed in the fastening ring 10 of the extension part 33. A bolt holder 20 having a bolt fastening portion 22 having a screw hole 22a formed at one side of the through hole 11 so that the bolt 40 penetrating the fixing hole 34 is screwed into the fixing portion 13. Fastening device of the protection net for the fan, characterized in that the fixed by).