TWI611954B - Shock absorbing fan mounted on a car seat - Google Patents

Abstract

A shock-absorbing fan mounted on a car seat includes a body unit, a fan unit, a sheet-shaped shock-absorbing buffer member surrounding a hole, and an outer cover unit. The base unit includes a fan frame surrounding an opening, and a plurality of engaging grooves formed on the fan frame. The hole is connected to the opening. The outer cover unit includes an outer frame body that cooperates with the fan frame to clamp the shock-absorbing cushioning member and surrounds a vent, and a plurality of tongues extending correspondingly from the outer frame body toward the engaging grooves. The vent is connected to the hole. The shock absorbing buffer is in contact with the surface of the fan frame, so it has a better shock absorption effect. With the tenon and the engaging groove, the base unit and the outer cover unit can be quickly attached and detached, so that the shock absorption The buffer is pulled out and replaced directly, increasing convenience.

Description

Shock-absorbing fan mounted on a car seat

The invention relates to a fan, in particular to a shock-absorbing fan installed on a car seat.

When the weather is hot, the temperature inside the car is likely to soar due to its closed environment. Therefore, ordinary cars are equipped with air conditioners. However, the back and hips of the human body are difficult to cool due to the abutment on the seat. Car seats are susceptible to stuffiness, so many car seats are now equipped with cooling fans that promote ventilation.

When the car is moving, the car body will be affected by the road conditions and the power of its own parts, etc., and the cooling fan generally installed on the car seat has few anti-vibration design, so it is easy to generate vibration as the car body moves When the cooling fan vibrates, it will not only produce annoying noise, but even cause collisions between parts or distortion of the shaft and pillars to cause structural damage and reduce the durability of the cooling fan.

Referring to FIG. 1, although some cooling fans such as the Chinese Patent No. CN103711729A of the present invention are provided with buffer members 1, these buffer members 1 are only set at partial intervals, so the shock absorption effect is not good, and this setting method is being replaced. When these buffers 1 need to be installed from different positions respectively It is very inconvenient to remove the buffer members 1, and the buffer members 1 are bonded in an adhesive manner, which increases the difficulty of loading and unloading.

Therefore, an object of the present invention is to provide a shock absorbing fan which has a better shock absorption effect and is easy to disassemble and is mounted on a car seat in combination with the entire surface of the buffer member.

Therefore, the shock-absorbing fan installed on a car seat of the present invention includes a body unit, a fan unit disposed on the seat body unit, a sheet-shaped shock-absorbing buffer member surrounding a gap, and a shock absorber The base unit cooperates to clamp the outer cover unit of the shock absorbing buffer.

The base unit includes a fan frame surrounding an opening, and a plurality of engaging grooves formed on the fan frame. The fan unit is pivotally disposed in the opening of the fan frame. The hole is connected to the opening. The outer cover unit includes an outer frame body that cooperates with the fan frame to clamp the shock-absorbing cushioning member and surrounds a vent, and a plurality of tongues extending correspondingly from the outer frame body toward the engaging grooves. The vent is connected to the hole.

The effect of the present invention is that the shock-absorbing cushioning member is in contact with the fan frame surface, so it can have better shock-absorbing effect. With the arrangement of the tenon and the engaging groove, the base unit and The outer cover unit can quickly pull out and replace the shock-absorbing buffer directly, increasing convenience.

2‧‧‧ shock absorbing fan

3‧‧‧ base unit

31‧‧‧fan frame

310‧‧‧ opening

32‧‧‧Mount

33‧‧‧ engagement groove

331‧‧‧Entrance section

332‧‧‧ positioning segment

333‧‧‧ connecting section

4‧‧‧fan unit

41‧‧‧Fan wheels

42‧‧‧Fan leaves

5‧‧‧ Shock Absorber

51‧‧‧ missing hole

6‧‧‧ Cover unit

61‧‧‧Outer frame

610‧‧‧Vent

62‧‧‧ Grille

621‧‧‧Grid

63‧‧‧ Tenon

631‧‧‧ extension

632‧‧‧Card hook

A‧‧‧ Wind direction

B‧‧‧ Hole

Other features and effects of the present invention will be clearly presented in the embodiments with reference to the drawings, in which: Figure 1 is a perspective view illustrating a cooling fan of the People's Republic of China CN103711729A invention patent; Figure 2 is a perspective exploded view illustrating a first embodiment of the shock absorbing fan installed on a car seat of the present invention; Figure 3 is An exploded view from the side, to help explain FIG. 2; FIG. 4 is a perspective view illustrating the state of the shock absorbing fan assembly; and FIG. 5 is a perspective view illustrating a second embodiment of the shock absorbing fan installed on a car seat according to the present invention 6 is a bottom view to assist in explaining FIG. 5; FIG. 7 is a schematic view illustrating the assembly method of the second embodiment; and FIG. 8 is a bottom view illustrating a plurality of engaging grooves in the second embodiment Another aspect.

Before the present invention is described in detail, it should be noted that in the following description, similar elements are represented by the same numbers.

2 and FIG. 3, a first embodiment of a shock absorbing fan 2 mounted on a car seat according to the present invention. The shock absorbing fan 2 includes a body unit 3, a fan unit 4 disposed on the seat body unit 3, A shock absorbing buffer member 5 provided on the base unit 3 and an outer cover unit 6 which is detachably coupled to the base unit 3 and cooperates with the base unit 3 to clamp the shock absorbing buffer 5.

The base body unit 3 includes a fan frame 31 surrounding an opening 310, a mounting seat 32 disposed on the fan frame 31 and located in the opening 310, and a plurality of engagements symmetrically opened on the fan frame 31. Slot 33. The fan The unit 4 includes a fan wheel 41 pivotally mounted on the mounting seat 32 and a plurality of fan blades 42 spaced from each other and integrally formed around the outer peripheral surface of the fan wheel 41.

The shock-absorbing cushioning member 5 surrounds a notch 51 that communicates with the opening 310 and is a sheet made of shock-absorbing material such as wool felt. The outer cover unit 6 includes an outer frame 61 that cooperates with the fan frame 31 to clamp the shock-absorbing cushioning member 5 and surrounds a vent 610, and is disposed on the outer frame 61 and located at the vent 610. The inner grille 62 and a plurality of latches 63 extending from the outer frame 61 toward the engaging grooves 33 correspondingly. The vent 610 is connected to the cutout 51, and the grille 62 divides the vented opening 610 into a plurality of grid holes 621 that communicate with the outside and the cutout 51 respectively. The airflow blown out by the fan unit 4 can be sent to the outside through the opening 310, the notch 51, and the grid holes 621 in this order.

Each of the tenons 63 has an extension portion 631 extending outward from the outer frame body 61 and penetrating the shock absorbing buffer 5, and a hook portion 632 located at one end of the extension portion 631 away from the outer frame body 61. Each extension portion 631 can extend into the corresponding engaging groove 33, and each hook portion 632 can pass through the corresponding engaging groove 33 and be locked on the fan frame 31.

When the first embodiment is installed, it is only necessary to move the outer cover unit 6 toward the base unit 3 in a direction opposite to the wind direction A (see FIG. 3) of the fan unit 4, and then make the extensions 631 and the card The hook portions 632 first pass through the shock absorbing buffer 5 and then pass through the corresponding engaging grooves 33. Finally, the hook portions 632 are clamped on the fan frame 31 as shown in FIG. 4 to complete the assembly. The disassembly only needs to press the hook portions 632 so that the fan frame 31 is no longer locked, and then the outer cover unit 6 is pulled away from the base unit 3 in the wind direction A. That is, after the outer cover unit 6 is separated, the shock absorbing buffer member 5 can be directly removed and replaced, and the operation is simple and the loading and unloading is fast.

It should be particularly noted that, generally, the shock absorbing buffer 5 is provided with a plurality of holes B in advance as shown in FIG. 2 for the tenons 63 to pass through. The engaging groove 33 may also be opened on the outer frame body 61 of the outer cover unit 6, and the tenon 63 is extended from the fan frame 31 of the base unit 3 toward the outer cover unit 6. And is clamped on the outer frame body 61.

By the aforementioned combination, the base unit 3, the shock-absorbing cushioning member 5, and the outer cover unit 6 form a sandwich-like laminated structure, and the shock-absorbing cushioning member 5 sandwiched in the middle is affixed in a face-to-face manner. The base unit 3 provided with the fan unit 4 is touched, thereby effectively suppressing the vibration generated by the fan unit 4 during operation. The extending portions 631 penetrating the shock-absorbing cushioning member 5 can also achieve the effect of limiting and positioning the shock-absorbing cushioning member 5.

5 and FIG. 6, a second embodiment of the shock absorbing fan 2 mounted on a car seat according to the present invention is different from the first embodiment in that each hook portion 632 is as shown in FIG. 5. As shown in FIG. 6, each of the engaging grooves 33 has an inlet section 331 with a distance larger than the cross-sectional area of the hook section 632 and a distance from the inlet section 331 with a smaller distance than the hook section 632 as shown in FIG. 6. A cross-sectional area positioning section 332 and a connecting section 333 connecting the entrance section 331 and the positioning section 332 with a distance smaller than the cross-sectional area of the hook portion 632 and the distance between the positioning sections 332.

Referring to FIG. 5, FIG. 6, and FIG. 7, the second embodiment is installed by first aligning the hook portions 632 and passing through the corresponding inlet section 331, and then rotating the outer frame 61 to extend the extensions. 631 along the corresponding connection The segment 333 moves, and finally enters the corresponding positioning segment 332 and the hook portions 632 are engaged with the fan frame 31 for positioning. It should be particularly noted that each of the engaging grooves 33 may also have only the entrance section 331 as shown in FIG. 8, and a positioning section 332 connected to the entrance section 331 and gradually narrowing away from the entrance section 331. , This aspect is also loaded and unloaded in a rotary positioning manner.

With the second embodiment, the user can directly rotate the outer frame body 61 to quickly disassemble and replace the shock-absorbing cushioning member 5 without having to put his hand behind the shock-absorbing fan 2 to press the hook portions. 632, increase versatility and convenience. Similar to the first embodiment, in the second embodiment, the engaging grooves 33 can also be opened on the outer frame 61, and the tenon 63 can also be outward from the fan frame 31 extend.

In summary, a better shock absorption effect can be achieved by setting the shock absorbing buffer 5 in contact with the fan frame 31, and the arrangement of the tenon 63 and the engagement groove 33 can be quickly mounted The base body unit 3 and the outer cover unit 6 can quickly pull out and replace the shock-absorbing cushioning member 5 directly, which increases convenience, and therefore can indeed achieve the purpose of the present invention.

However, the above are only examples of the present invention. When the scope of implementation of the present invention cannot be limited by this, that is, any simple equivalent changes and modifications made according to the scope of the patent application and the content of the patent specification of the present invention are still It is within the scope of the invention patent.

2‧‧‧ shock absorbing fan

3‧‧‧ base unit

31‧‧‧fan frame

310‧‧‧ opening

32‧‧‧Mount

33‧‧‧ engagement groove

4‧‧‧fan unit

41‧‧‧Fan wheels

42‧‧‧Fan leaves

5‧‧‧ Shock Absorber

51‧‧‧ missing hole

6‧‧‧ Cover unit

61‧‧‧Outer frame

610‧‧‧Vent

62‧‧‧ Grille

621‧‧‧Grid

63‧‧‧ Tenon

631‧‧‧ extension

632‧‧‧Card hook

B‧‧‧ Hole

Claims (8)

A shock-absorbing fan mounted on a car seat includes: a body unit including a fan frame surrounding an opening and a plurality of engaging grooves provided on the fan frame; a fan unit pivotally mounted on the fan frame Inside the opening; a shock-absorbing buffer piece that is sheet-like and surrounds a missing hole that communicates with the opening; and an outer cover unit that includes a cooperating with the fan frame to clamp the shock-absorbing buffer piece and surround a vent An outer frame body, and a plurality of tenons extending corresponding to the engaging grooves from the outer frame body, the ventilation openings communicate with the holes, and each tenon has an outwardly extending from the outer frame body and An extension of the shock absorbing buffer is provided, and a hook portion located at one end of the extension away from the outer frame body. Each extension portion can be extended into a corresponding engaging groove, and each hook portion can be Passes through the corresponding engaging groove and is clamped on the fan frame. The shock absorbing fan installed on a car seat as described in claim 1, wherein each engaging groove has an entrance section spaced apart from the cross-sectional area of the hook portion, and an interval spaced from the entrance section and less than the card space. The positioning section of the cross-sectional area of the hook portion, and a connecting section connecting the entrance section and the positioning section with a distance smaller than the cross-sectional area of the hook section and the distance between the positioning sections, the outer cover unit may be opposite to the base unit By rotating, each extension portion enters the corresponding positioning section from the corresponding inlet section along the corresponding connection section, and the corresponding hook portion is engaged with the fan frame for positioning. A shock-absorbing fan mounted on a car seat as described in claim 1, wherein: Each of the engaging grooves has an entrance section with a distance larger than the cross-sectional area of the hook section, and a positioning section connecting the entrance section with a smaller distance than the cross-sectional area of the hook section and gradually narrowing away from the entrance section. The outer cover unit is rotatable relative to the base unit, so that each extension portion enters a corresponding positioning section from a corresponding entry section, and a corresponding hook portion is engaged with the fan frame for positioning. The shock absorbing fan installed on a car seat as described in claim 1, wherein the shock absorbing buffer is made of wool felt. The shock-absorbing fan installed on a car seat according to claim 1, wherein the cover unit further includes a grille disposed on the outer frame and located in the ventilation opening, the grille separating the ventilation opening A plurality of grid holes connecting the outside world and the missing hole. The shock-absorbing fan installed on a car seat according to claim 1, wherein the seat body unit further includes a mounting seat disposed on the fan frame and located in the opening. The shock-absorbing fan mounted on a car seat as described in claim 6, wherein the fan unit includes a fan wheel pivotally mounted on the mounting seat, and a plurality of ring-shaped fan wheels arranged on the outer peripheral surface of the fan wheel at intervals. Fan leaves. The shock-absorbing fan installed on a car seat as described in claim 7, wherein the fan blades are integrally formed on the fan wheel.