TWM604360U - Pressurization structure of blower housing - Google Patents

Abstract

A booster structure for a blower housing, which at least includes a power seat, a first joint, two half shells, an air outlet, two air inlets, a second joint, a connecting key, and at least one guiding protrusion The middle section of the power seat is used to accommodate a motor, and a rotating shaft is respectively extended outwards on the opposite sides of the motor to set a wind impeller; the first coupling part is provided on the power seat; each half shell is respectively provided on the power seat, Each half-shell includes at least an outer side surface, an inner side surface, a first combination section extending from a part of the outer side surface toward the power seat, and a second combination section extending from another part of the outer side surface; each The first assembly sections are respectively arranged on the power seat and have a containing chamber for accommodating the wind impeller; each second assembly section is arranged corresponding to each other to form an air outlet communicating with each containing chamber; the two air inlets are connected by one through each half shell The openings of the body are formed, and the air inlets are respectively connected to the accommodating chambers; the second joint is provided on the outer side of each first assembly section; the connecting key is provided between the first and second joints to connect the half shells The body is located in the power seat; at least one guiding protrusion is arranged on the inner side of each first combined section and corresponds to the wind impeller.

Description

Pressurization structure of blower housing

This creation is about the structure of the blower shell, especially a pressurized structure of the blower shell.

The conventional blower structure mainly includes a casing and a motor. The casing is provided with a suction port on two opposite sides, and the other side of the casing is provided with an air outlet. The motor is assembled in the middle of the casing. , The two sides of the motor corresponding to the suction outlet are respectively provided with a wind impeller, the motor drives each of the wind impellers to suck the wind and output to the outlet; in addition, for the convenience of assembly, a shell is designed as two half shells Body, a motor and a two-wind impeller assembly are arranged on a base, two half-shells are further assembled on two sides of the base to accommodate the two-wind impeller, wherein two half-shells are assembled on the base In most cases, a plurality of first openings are penetrated on the outer side of the casing provided with the suction port, and the base also penetrates a plurality of second openings respectively corresponding to the first openings, and then a screw or rivet method is adopted. To connect each of the first and second openings.

Basically, in order to improve the working efficiency of the blower, in addition to the use of a high-horsepower motor, improving the structure of the wind impeller is also a way to improve the working efficiency of the blower. However, the cost of the aforementioned two methods is high, and the improvement of the structure of the wind impeller is not easy. Therefore, how to further improve a shell structure to improve the working efficiency of the blower is also the direction of the industry's efforts.

The main purpose of this creation is to provide a blower housing pressurization structure, which has a better economic scale to improve the working efficiency of the blower.

The secondary purpose of this creation is to provide a blower housing pressurization structure, which has the characteristics of a pressurization structure equipped with an assembly structure.

The reason is that in order to achieve the aforementioned purpose, this creation provides a blower housing pressurization structure, which at least includes a power seat, a first joint, two half-shells, an air outlet, two air inlets, and a first Two connecting parts, a connecting key and at least one guiding convex part; the middle part of the power seat is used to accommodate a motor, and a rotating shaft is respectively extended outwards on the opposite sides of the motor to set a wind impeller; the first connecting part It is attached to the power seat; each half-shell system is respectively provided on the power seat, and each half-shell includes at least an outer side surface, an inner side surface, a first combination section extending from a part of the outer side surface toward the power seat direction, and a The second combination section extends from another part of the outer side of the periphery; each first combination section is respectively grouped and arranged on the power seat and has a containing room for accommodating the wind impeller; each second combination section is arranged corresponding to each other An air outlet is formed to communicate with each accommodating chamber; two air inlets are formed by an opening that penetrates each half-shell, and each air inlet is connected to each accommodating chamber; the second joint part is set in each first combination section The outer side surface; the connecting key is set between the first joint portion and the second joint portion to connect the half shells to the power seat; at least one guiding protrusion is set on the inner side surface of each first combination section and Corresponds to the wind impeller.

Hereinafter, a good example of this creation is given, and further detailed description is given in conjunction with the diagrams as follows:

Please refer to Figures 1 to 4, the pressurization structure of the blower housing disclosed by this creation at least includes a power seat 12, a first joint 13, two half shells 14, an air outlet 15, and two air inlets 16. , A second connecting portion 17, a connecting key 18 and at least one guiding convex portion 19.

The power base 12 includes at least two opposite side surfaces 22. A through hole 26 is provided between the middle sections of the two side surfaces 22 to accommodate a motor 261. The opposite sides of the motor 261 respectively extend outward toward the two side surfaces 22 A rotating shaft 262 is provided for setting a wind impeller 263.

The first coupling portion 13 is provided on each of the side surfaces 22, and the first coupling portion 13 can be set as at least two spaced apart openings. In this embodiment, the first coupling portion 13 is set as three spaced apart openings. Open hole.

The two half-shells 14 are respectively arranged on the two side surfaces 22 of the power seat 12. Each half-shell 14 includes at least an outer side 42, an inner side 44, and a part of the outer side 42 facing the power A first combined section 46 extending in the direction of the seat 12 and a second combined section 48 extending from another part of the outer side surface 42.

Each of the first combined sections 46 is grouped and arranged on the power seat 12 respectively, so that each of the first combined sections 46 and the two side surfaces 22 of the power seat 12 respectively form an accommodation chamber 28 for accommodating the wind impeller 263 .

Each of the second combination sections 48 is arranged corresponding to each other, so that the air outlet 15 is formed between each of the second combination sections 48 to communicate with each of the accommodation chambers 28.

The two air inlets 16 are formed by an opening that penetrates the outer side 42 and the inner side 44 of each of the half shells 14, and each of the air inlets 16 is connected to each of the containing chambers 28 respectively.

The second coupling portion 17 is provided on the outer side surface of each first coupling section 46 corresponding to the first coupling portion 13. In this embodiment, the second coupling portion 17 can be an opening.

The connecting key 18 is arranged between the first connecting portion 13 and the second connecting portion 17 for connecting each of the half shells 14 to the power base 12, and the connecting key 18 can be a screw or a rivet .

At least one guiding protrusion 19 is provided on the inner side 461 of each of the first combined sections 46 and corresponds to the wind impeller 263.

With the design of the guiding protrusion 19, when the motor 261 drives the wind impeller 263, a fluid such as gas enters the containing chamber 28 from the two air inlets 16 and is transported to the air outlet 15. When the fluid passes through the position of the guiding protrusion 19, a drainage effect will be generated to pressurize the fluid, making the present invention more efficient.

In the pressurization structure of the blower housing disclosed in this embodiment, the position of the guiding protrusion 19 corresponds to the position of the second coupling portion 17 for each of the first assembly sections 46 corresponding to the position of the guiding protrusion 19 A pair of concave portions 19' which should guide the convex portion 19 are formed on the outer side surface; further, one end of the concave portion 19' is adjacent to the second coupling portion 17, and the present invention uses the connecting key 18 as a screw or rivet to connect the first When the connecting portion 13 is an open hole and the second connecting portion 17 is an open hole, the recess 19 ′ provides a better assembly work space to connect the half-shells 14 to the power base 12.

In the blower housing pressurization structure disclosed in this embodiment, the guiding protrusion 19 can be set as a long protrusion in the axial direction of the rotating shaft 262, and the recess 19' can be set as a groove .

12: Power seat 13: The first joint 14: Half shell 15: Air outlet 16: air inlet 17: The second joint 18: Connection key 19: Guiding convex part 22: side 26: Through hole 261: Motor 262: Rotation axis 263: Wind Impeller 42: Outer side 44: inside 46: The first combination paragraph 48: The second combination segment 28: storage room 461: inside 19’: recess

Figure 1 is a perspective view of a preferred embodiment of this creation. Figure 2 is an exploded perspective view of the preferred embodiment of the present creation. Figure 3 is a cross-sectional view of Figure 1 in the direction 3-3. Fig. 4 is an exploded perspective view of the preferred embodiment of the invention equipped with a motor and two wind impellers.

12: Power seat

13: The first joint

14: Half shell

16: air inlet

17: The second joint

18: Connection key

19: Guiding convex part

22: side

26: Through hole

42: Outer side

44: inside

46: The first combination paragraph

48: The second combination segment

28: storage room

461: inside

19’: recess

Claims (6)

A pressurization structure for a blower housing includes at least a power seat, which includes at least two opposite side surfaces, a through hole is provided between the middle sections of the two side surfaces for accommodating a motor, and the opposite sides of the motor respectively face the A rotating shaft extends outward in the direction of the two side surfaces to set a wind impeller; a first joint part is arranged on each side; two half shells, each half shell system is respectively arranged on the second of the power seat Side surface, each half-shell at least includes an outer side surface, an inner side surface, a first combination section extending from a part of the outer side surface toward the power seat, and a part of the outer side surface extending from another part of the circumference side The second combination section; each of the first combination sections is respectively grouped and arranged on the power seat, so that each of the first combination sections and the two sides of the power seat form an accommodation chamber to accommodate the wind impeller; each The second assembly sections are arranged corresponding to each other, so that an air outlet is formed between each of the second assembly sections to communicate with each of the accommodating chambers; the two air inlets are formed by a penetrating through the outer side of each half shell and the inner The side openings are formed, and each of the air inlets is connected to each of the accommodating chambers; a second connecting portion is provided on the outer side of each of the first combination sections corresponding to the first connecting portion; a connecting key , Which is set between the first joint part and the second joint part, and is used to connect each of the half shells to the power base; at least one guiding protrusion is set on each of the first combination sections The inner side corresponds to the wind impeller. According to the pressurization structure of the blower housing according to the scope of the patent application, wherein: the first coupling portion is set as at least two spaced openings, and the second coupling portion is set as openings for the connection key system Choose from the group of screws and rivets; the position of the guide protrusion corresponds to the position of the second joint, and is used to form a pair of guides on the outer surface of each first assembly section corresponding to the position of the guide protrusion The concave part of the convex part. According to the pressurization structure of the blower housing described in item 2 of the scope of patent application, one end of the concave portion is adjacent to the second coupling portion. According to the pressurization structure of the blower housing according to the first item of the scope of patent application, the guiding protrusion is set as a long protrusion in the axial direction of the rotating shaft. According to the blower housing pressurization structure described in item 2 of the scope of patent application, the guiding convex portion is configured as a long protrusion in the axial direction of the rotating shaft, and the concave portion is configured as a groove. According to the blower housing pressurization structure described in item 3 of the scope of patent application, the guiding convex portion is configured as a long protrusion in the axial direction of the rotating shaft, and the concave portion is configured as a groove.

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