TWI601883B - Fan casing with vibration-absorbing function - Google Patents

Description

Sliding frame

The invention relates to a fan frame, in particular to a fan frame with a shock absorbing function.

Please refer to FIG. 1 , which is a conventional fan frame 9 with shock absorbing function. The fan frame 9 with shock absorbing function has a frame 91 and at least two anti-vibration elements 92 . The frame body 91 is provided with at least two positioning ribs 911 protruding from the side wall of the frame body 91 and symmetrically distributed. The frame body 91 is respectively provided with at least one key hole on each of the two sides of the positioning rib 911. 912. Each of the anti-vibration elements 92 is provided with a positioning slot 921, and at least one locking hole 922 is respectively disposed on two sides of the positioning slot 921. When assembled, each of the anti-vibration elements 92 is firstly sleeved by the positioning groove 921 to the corresponding positioning rib 911 of the frame 91, and then a plurality of fixing members 93 (such as screws) are respectively locked to the anti-vibration element 92 and the The corresponding locking holes 922, 912 on the frame 91 enable the respective anti-vibration elements 92 to be coupled to the side wall of the frame 91. An embodiment of the fan frame 9 similar to the conventional shock absorbing function has been disclosed in the "Fan and its fan frame" patent case of the Republic of China Announcement No. M445644.

However, due to the conventional fan frame 9 having the shock absorbing function, the frame body 91 and the anti-vibration member 92 are separately manufactured members, and if the joint portion cannot be tightly and firmly combined, the overall shock absorbing effect will be greatly reduced. The dimensional tolerances required for the manufacture of the frame body 91 and the anti-vibration element 92 are quite strict, and it is difficult to improve the manufacturing convenience and the yield.

Furthermore, the conventional fan frame 9 with shock absorbing function needs to firstly assemble the anti-vibration element 92 to a predetermined position on the frame 91, and further cooperate with the plurality of fixing members 93 to further prevent the earthquake. The component 92 is locked to the frame 91 to complete the assembly, so the assembly steps are numerous, and the assembly convenience and efficiency are poor.

In view of this, it is known that the frame of the shock absorbing function is still necessary for improvement.

In order to solve the above problems, the present invention provides a fan frame with a shock absorbing function, and the shock absorbing member can be directly formed on the outer surface of the frame seat to ensure that the two can maintain a tight joint, which is not only relatively easy to manufacture, but also requires no time-consuming assembly.

The following directional terms are used in the present invention, such as "before", "after", "left", "right", "upper (top)", "lower", "inside", "outside", The singularity of the present invention is intended to be illustrative only and not to limit the invention.

The sash-absorbing frame of the present invention comprises: a frame seat, the outer surface of the frame is spaced apart from the plurality of package positioning portions, the package positioning portion is at least one plate, and the plate is at a non-free end surface The at least one surface is provided with a plurality of teeth, the frame is provided with a shaft joint portion, and a plurality of shock absorbers are sprayed to cover the plurality of the package positioning portions.

The sash-absorbing frame of the present invention comprises: a frame seat, the outer surface of the frame is spaced apart from the plurality of package positioning portions, the package positioning portion is a recess, the recess has a deep layer and a a shallow area, the shallow area is away from the axial portion than the deep area, and a shoulder is formed between the deep area and the shallow area, and the shoulder is formed in the side wall of the frame without being exposed. A shaft joint is arranged in the frame; and a plurality of shock absorbers are sprayed to cover the plurality of shot positioning portions.

The frame of the shock absorbing function of the present invention comprises: a frame seat, the outer surface of the frame seat is spaced apart from the plurality of package positioning portions, the frame seat is provided with a shaft joint portion; and the plurality of shock absorbers, the number The shock absorbers are coated to cover the plurality of package positioning portions, each of the shock absorbers has a frame portion and a latch portion, the frame portion is attached to the outer surface of the frame, and the card portion is connected to the frame portion Frame part; a fixed piece The cover and the latch are coupled to the latch portion, and the fastening member abuts the frame portion without abutting the frame.

Accordingly, the shock absorbing member of the fan frame of the present invention can be directly formed on the outer surface of the frame to ensure that the two can maintain a tight joint, which is not only easy to manufacture, but also does not need to consider between the shock absorber and the frame. The combination of tolerances and the need to assemble the shock absorber assembly to the frame without time-consuming, can greatly reduce the cost of parts and labor required for assembly.

Wherein, the outer surface of the frame is provided with a plurality of grooves, and the plurality of package positioning portions are disposed in the plurality of grooves, wherein a part of each of the shock absorbers is formed in the groove; and the frame frame is reduced Volume and other effects.

Each of the shock absorbers has a frame portion and a latch portion. The frame portion is attached to the outer surface of the frame. The latch portion is connected to the frame portion, and a fixing member is covered and jammed. The ferrule is coupled to the splicing portion, and the splicing member abuts the frame portion without abutting the frame; the absorbing and absorbing effect is enhanced, and the shock absorbing member is not easily damaged during transportation or use.

Wherein, the fixing member is relatively hard material compared to the shock absorber; and has the effects of enhancing the stability of the system and the system.

Wherein, the free end of the latching portion is provided with two claws extending obliquely, and the fixing member is provided with an opening, the fixing member covers the latching portion, and the free end of the latching portion penetrates from the inner side of the opening to the opening The outer side is abutted against the end edge of the opening by the two hooks; the fixing member and the shock absorber can be combined by a simple structure without using additional members, and the utility model has the advantages of improving manufacturing and assembly convenience.

The fixing member is provided with a locking portion, and the center of the locking portion is located between the two hooks; the overall fan frame can be firmly combined with the system to maintain the original volume, and has the effect of improving space utilization efficiency.

〔this invention〕

1‧‧‧ frame

11‧‧‧Bag Positioning Department

111‧‧‧Perforation

112‧‧‧Bumps

113‧‧‧ teeth

114a‧‧‧First direction swash plate

114b‧‧‧second direction swash plate

115‧‧‧ recess

115a‧‧ deep area

115b‧‧‧Shallow area

116‧‧‧ shoulder

12‧‧‧Axis joint

13‧‧‧ Groove

2‧‧‧Shock absorbers

2a‧‧‧ Framed Department

2b‧‧‧Card Department

21‧‧‧ claws

3‧‧‧Fixed parts

31‧‧‧Locking Department

32‧‧‧ openings

S‧‧‧Locks

[Use]

9‧‧‧Fan frame

91‧‧‧ frame

911‧‧‧ positioning ribs

912‧‧‧Keyhole

92‧‧‧Anti-vibration components

921‧‧‧ positioning slot

922‧‧‧Keyhole

93‧‧‧Fixed parts

Figure 1: Schematic diagram of a conventional fan frame with shock absorbing function.

Fig. 2 is a perspective view showing the structure of a frame according to an embodiment of the present invention.

2a is a schematic view showing a partial structure of a bump positioning portion having a bump according to an embodiment of the present invention.

2b is a schematic view showing a partial structure of a tooth portion of a capsule positioning portion according to an embodiment of the present invention.

2c is a schematic view showing a partial structure of a plurality of inclined plates according to an embodiment of the present invention.

2d is a schematic view showing a partial structure of another type of inclined plate piece according to an embodiment of the present invention.

2E is a schematic view showing a partial structure of a pocket positioning portion in a pocket shape according to an embodiment of the present invention.

Fig. 3 is a perspective view showing the three-dimensional structure of a frame seat according to an embodiment of the present invention in combination with a shock absorber.

Fig. 4 is a perspective view showing the three-dimensional exploded structure of the fixing member according to an embodiment of the present invention.

Figure 4a: A partial enlarged view of Figure 4.

Fig. 5 is a perspective view showing the three-dimensional structure of the suspension member combined with the fixing member according to an embodiment of the present invention.

The above and other objects, features and advantages of the present invention will become more apparent and understood. An embodiment of the present invention substantially comprises a frame 1 as shown in Fig. 2, and a plurality of shock absorbers 2 directly formed on the outer surface of the frame 1 as shown in Fig. 3.

In detail, please refer to Figure 2, the frame 1 can be a plastic, metal or composite frame. The frame 1 may be a frame that is integrally formed or assembled from different components. The frame 1 is not limited in shape, and may be, for example, a frame of a fan of different types such as an axial fan, a centrifugal fan, or a horizontal convection fan. The outer surface of the frame 1 is spaced apart from the plurality of package positioning portions 11, and the frame base 1 is provided with a shaft portion 12 for coupling the rotor of the fan. In this embodiment, the frame 1 is in the form of an axial fan. Therefore, the plurality of package positioning portions 11 can be disposed on the outer circumferential surface of the side wall of the frame 1 and respectively disposed on the frame 1 The corners of the corners are used to improve the space utilization efficiency of the frame 1. The package positioning The position of the portion 11 can be adjusted according to design requirements. For example, when the frame 1 is in the form of a centrifugal fan, the package positioning portion 11 can be disposed on the outer circumferential surface of the side wall of the frame 1 or the bottom plate of the frame 1 . The lower surface and the like of the present invention are not limited in the present invention.

Referring to Figures 2 and 3, the shock absorber 2 may be a relatively soft and elastic material such as rubber or silicone. The plurality of shock absorbers 2 are coated to cover the plurality of package positioning portions 11 to ensure that the plurality of shock absorbers 2 can be tightly and firmly coupled to the frame 1. Wherein, the frame 1 can be prepared first, and then the frame 1 is placed in a mold to project and shape the plurality of shock absorbers 2; or the frame can be formed by double molding. 1 and the two different materials of the plurality of shock absorbers 2 are successively injected into the cavity to obtain the fan frame with the shock absorbing function of the present invention.

The frame positioning portion 11 for the frame 1 to be covered by the shock absorber 2 can have various forms; for example, as shown in FIG. 2, the package positioning portion 11 can be at least one plate, and the plate is provided with at least one plate. A perforation 111 is formed in the molten material for molding the shock absorbing member 2 to form a structure for making the shock absorbing member 2 less rotatable after cooling. Accordingly, the structure of the package positioning portion 11 itself is simple, relatively easy to mold, and the combination stability of the shock absorber 2 and the package positioning portion 11 can be improved.

Wherein, when the shot positioning portion 11 is a plurality of spaced sheets, each of the sheets may be provided with a plurality of perforations 111; or a single perforation 111 may be provided in each of the sheets, and the plurality of perforations 111 may be provided. The perforations 111 of the plates are phase-shifted, and in addition to the above effects, the structure of the package positioning portion 11 can be further simplified.

Referring to FIGS. 2a and 3, in another embodiment, the package positioning portion 11 may be at least one plate, and at least one surface of the plate is provided with a protrusion 112 facing the frame. The surface of the surface 1 is formed with a shoulder for positioning the shock absorbing member 2; although the two protrusions 112 are respectively disposed on the left and right side surfaces of the plate, but not limited thereto, the plate may be disposed on the plate. The upper and lower surfaces, or the upper surface and the right side surface, and the like. It is worth mentioning that the outer surface of the frame 1 can be provided with a plurality of grooves 13 , and the package positioning portion 11 is disposed in the groove 13 , so that a part of the shock absorber 2 can be formed in the groove 13 . Medium, so the shock absorber 2 does not have to occupy too much protrusion The space of the frame 1 can be firmly combined with the frame 1 to help reduce the volume of the overall frame.

Referring to FIGS. 2b and 3, in another embodiment, the package positioning portion 11 is at least one plate, and the plate is provided with a plurality of teeth 113 on at least one surface of the non-free end surface, and the tooth portion 113 can be The present invention is not limited, and has any geometric shape, for example, a triangular tooth portion which is continuously disposed to form a positioning structure such as a sawtooth state, or a rectangular tooth portion which is disposed at intervals, a positioning structure for forming a rack shape, and the like. Accordingly, in the process of molding the shock absorbing member 2, the molten material can completely cover the package positioning portion 11 and be filled between the adjacent tooth portions 113; after solidification, each of the tooth portions 113 can be The surface of the different directions provides the tension component of the shock absorber 2 in different directions, so that the shock absorber 2 can be stably fixed to the package positioning portion 11 and is not easy to be released from the frame 1 , and is not easy to be relatively The frame 1 is rotated.

Referring to the figures 2, 2c, and 2d, in another embodiment, the package positioning portion 11 may be a plurality of plates, each of which is obliquely connected to the outer surface of the frame 1, and at least two of them The slanting directions of the slabs are opposite to each other, so that the shock absorbing members 2 are formed in different directions, and the shock absorbing members 2 are prevented from being easily detached from the framing base 1 and are not easily rotated relative to the framing base 1. Further, the structure of the shot positioning portion 11 itself can be made more compact and easy to mold.

For example, in the embodiment as shown in Fig. 2c, two adjacent sheets are inclined in one direction to form two spaced first swash plates 114a; the other two adjacent sheets are facing The other direction is inclined to form two spaced second slanting plates 114b. Therefore, the shock absorbing members 2 respectively flow into the portions between the adjacent plates to form inclined structures in two different directions, and then mutually pinched after molding. . Similarly, in the embodiment as shown in Fig. 2d, even if only two sheets are provided, the inclination direction of the two sheets is reversed (i.e., a first direction swash plate 114a and a second direction). The swash plate 114b) has a shape in which the free ends are adjacent to each other, so that the shock absorbing member 2 can be formed in a tail-like configuration to firmly join the frame 1.

Wherein, if the outer surface of the frame 1 is provided with a plurality of grooves 13, the first side is The portion of the slanting plate 114a and the second swash plate 114b are located in the groove 13. Preferably, the first swash plate 114a and the other portion of the second swash plate 114b are protruded out of the groove. The groove 13 (as shown in Fig. 2c) provides a better supporting force to the suspension member 2.

Referring to FIG. 2e and FIG. 3, in another embodiment, the package positioning portion 11 can be a recess 115 having a deep region 115a and a shallow region 115b connected thereto. The region 115b is away from the shaft portion 12 from the deep region 115a, the deep layer region 115a penetrates to the inner surface of the side wall of the frame 1, and a shoulder portion 116 is formed between the deep layer region 115a and the shallow layer region 115b. The shoulder 116 is formed in the side wall of the frame 1 without being exposed. Accordingly, after the molten material flows into the pocket 115, a click structure can be formed at the corresponding shoulder portion 116 after solidification, so that the shock absorber 2 is not easily detached from the frame seat 1, and is not easily opposed to the frame seat. 1 turn. In particular, the package positioning portion 11 of the present embodiment is not only easy to mold, but also reduces the amount of material required for manufacturing the frame 1, and helps to reduce the manufacturing cost. In addition to the type disclosed in Fig. 2e, the shallow region 115b may be provided as a perforation having a small cross-sectional area to enable the molten material to flow into the deep region 115a.

Each of the shock absorbers 2 can be provided with a locking portion (not shown), so that the frame can be directly coupled to the system by the shock absorbers 2, which has the effect of simplifying the assembly step. Alternatively, please refer to Figures 4 and 5, the fan frame of the present invention may further comprise a plurality of fixing members 3, wherein the fourth frame shows that the frame 1 is combined with the plurality of shock absorbers 2 and has not been assembled. In the case of a plurality of fixing members 3, FIG. 5 is a view in which the plurality of fixing members 3 are assembled to the corresponding shock absorbers 2. The fixing member 3 is different from the material of the shock absorbing member 2, and the fixing member 3 is relatively harder than the shock absorbing member 2. For example, the fixing member 3 may be the same as the frame member 1. Material. In this way, the plurality of fastening members 3 are respectively disposed outside the plurality of shock absorbers 2, and a locking portion 31 (for example, a screw hole) is provided in each of the fastening members 3 to respectively be connected by a locking member S. The combination of (for example, a screw) to the system not only enhances the stability of the combination of the frame and the system, but also protects the shock absorber 2 from damage during transportation or use.

In addition, please refer to FIGS. 4a and 5, in this embodiment, each of the shock absorbers 2 can be selected to have a frame portion 2a and a latch portion 2b, and the frame portion 2a is attached to the outside of the frame 1. The frame portion 2b is connected to the frame portion 2a; the spring constant of the frame portion 2a and the click portion 2b may be the same or different depending on the use requirements. The fixing member 3 is wrapped and latched to the latching portion 2b, and the fixing member 3 abuts against the frame portion 2a without abutting the frame 1, thereby ensuring vibration generated when the fan operates. It is absorbed by the shock absorber 2 and is not transmitted to the fixing member 3 by the frame 1; relatively, the vibration generated when the system is operated is transmitted to the fixing member 3, and the shock absorber 2 is Absorbed, will not continue to pass to the frame 1.

In this embodiment, the free end of the latching portion 2b is provided with two claws 21 extending obliquely, and the fixing member 3 is provided with an opening 32; the fixing member 3 can cover the latching portion 2b, so that the The free end of the latch portion 2b penetrates from the inside to the outside of the opening 32 of the fixing member 3, and is elastically reset by the two hooks 21 to abut against the end edge of the opening 32.

Moreover, the center of the locking portion 31 of each of the fixing members 3 can be aligned between the two claws 21 to effectively utilize the space, so that the rigid locking member S can penetrate through the rigid fixing member 3, and Through the two hooks 21, it is not necessary to combine with the soft shock absorber 2, and then coupled to the rigid casing in the system, so that the fan frame of the present invention can surely exert the effect of shock absorption and stable combination with the system.

In summary, the shock absorbing member of the fan frame of the present invention can be directly formed on the outer surface of the frame to ensure that the two can maintain a tight joint, which is not only easy to manufacture, but also does not need to consider the shock absorber and the frame. The combination of tolerances and the need to assemble the shock absorber assembly to the frame without time-consuming, can greatly reduce the cost of parts and labor required for assembly.

While the invention has been described in connection with the preferred embodiments described above, it is not intended to limit the scope of the invention. The technical scope of the invention is protected, and therefore the scope of the invention is defined by the scope of the appended claims.

1‧‧‧ frame

12‧‧‧Axis joint

2‧‧‧Shock absorbers

2a‧‧‧ Framed Department

2b‧‧‧Card Department

21‧‧‧ claws

3‧‧‧Fixed parts

31‧‧‧Locking Department

32‧‧‧ openings

S‧‧‧Locks

Claims (7)

A fan frame with a shock absorbing function comprises: a frame seat, the outer surface of the frame seat is spaced apart from the plurality of package positioning portions, the package positioning portion is at least one plate, and the plate is at least one of the non-free end faces The surface is provided with a plurality of tooth portions, and the frame seat is provided with a shaft joint portion; and a plurality of shock absorbers, the plurality of shock absorbers are sprayed to cover the plurality of the package positioning portions. The framing frame having the shock absorbing function according to the first aspect of the invention, wherein the outer surface of the frame is provided with a plurality of grooves, and the plurality of locating portions are disposed in the plurality of grooves, each of the escaping A portion of the seismic element is formed in the groove. A fan frame with a shock absorbing function comprises: a frame seat, wherein the outer surface of the frame seat is spaced apart from the plurality of bag positioning portions, the bag positioning portion is a recess, the recess has a deep layer and a shallow layer a shallow area is away from the axial portion than the deep layer, and a shoulder is formed between the deep layer and the shallow layer, the shoulder is formed in the side wall of the frame without being exposed, the frame A shaft joint is disposed therein; and a plurality of shock absorbers are sprayed to cover the plurality of shot positioning portions. A fan frame with a shock absorbing function, comprising: a frame seat, the outer surface of the frame seat is spaced apart from the plurality of bag positioning portions, the frame seat is provided with a shaft connecting portion; and the plurality of shock absorbers, the plurality of avoiding members The shock absorbers are coated to cover the plurality of package positioning portions, each of the shock absorbers has a frame portion and a latch portion, the frame portion is attached to the outer surface of the frame, and the card portion is connected to the frame a fixing member covers and engages the latching portion, and the fixing member abuts the frame portion without abutting the frame. The framing frame having the shock absorbing function according to claim 4, wherein the fixing member is a relatively hard material compared to the shock absorbing member. A fan frame having a shock absorbing function as described in claim 4, wherein the The fixing member is provided with an opening, the fixing member is provided with an opening, the fixing member covers the locking portion, and the free end of the locking portion penetrates from the inner side of the opening to the outer side, and the two hooks are The jaws abut the end edge of the opening. The framing frame having the shock absorbing function according to claim 6, wherein the fixing member is provided with a locking portion, and the center of the locking portion is located between the two claws.