CN211082405U

CN211082405U - Bent angle static pressure box of axial flow fan

Info

Publication number: CN211082405U
Application number: CN201922145102.3U
Authority: CN
Inventors: 尹志朋
Original assignee: Dezhou Longda Air Conditioning Equipment Co ltd
Current assignee: Dezhou Longda Air Conditioning Equipment Co ltd
Priority date: 2019-12-04
Filing date: 2019-12-04
Publication date: 2020-07-24
Anticipated expiration: 2029-12-04

Abstract

Axial fan bent angle static pressure case, including outer box, interior box, PVC box, tuber pipe, the utility model discloses a box, the amortization cotton of preparation are done to the PVC wave plate, inhale the great reduction windage noise and the vibrations that lead to the fact of the application of sound cotton, rock wool and two outer boxes to can effectually absorb the noise reduction, will shake the reduction simultaneously.

Description

Bent angle static pressure box of axial flow fan

Technical Field

The utility model relates to a fan amortization field, concretely relates to axial fan bent angle static pressure case.

Background

The in-process of fan installation can add a lot of bent angle pipelines because of the hindrance on place or building foundation, the bent angle pipeline can lead to the fact great windage, the production return of windage brings a large amount of noises and vibrations, can influence resident's life when wind is made an uproar and is surpassed more than 60 decibels, can make the serious meeting of tinnitus of people deafness when wind is made an uproar and reaches more than 100 decibels, lead to production staff's healthy harm, and excessive tuber pipe vibrations can cause the reduction that the tuber pipe used the life, the easy impaireability of equipment increases.

Disclosure of Invention

The utility model provides an axial fan bent angle static pressure case for solve the technical problem who appears in the above-mentioned background art.

Axial fan bent angle static pressure case, including outer box 1, interior box 2, PVC box 3, tuber pipe 4, box 2 sets up inside outer box 1 in its characterized in that, and box 2 is inside including PVC box 3 sets up, and tuber pipe 4 becomes the Z type setting inside PVC box 3 to the air outlet and the air intake of tuber pipe 4 run through outer box 1, interior box 2, PVC box 3, be equipped with the clearance between outer box 1 and the interior box 2, it has rock wool 5 to fill between the clearance, PVC box 3 forms through six piece at least rectangle PVC boards edge fixed connection, is equipped with the clearance between PVC box 3 and the interior box 2, and the clearance is fixed through inhaling the packing of sound cotton 6, is equipped with two few right angle departments of buckling in affiliated tuber pipe 4, and the department of buckling between is fixed with circular arc board 12, and the packing has amortization cotton 7 between circular arc board 12 and the right angle.

Preferably, the axial flow fan bend angle static pressure box is characterized in that the air inlet and the air outlet of the air pipe 4 are not connected with the air pipe 4 penetrating positions of the outer box body 1, the inner box body 2 and the PVC box body 3.

Preferably, the axial flow fan bend angle static pressure box is characterized in that a rubber damping sleeve 8 is arranged at the penetrating position of the air pipe 4 and the outer box body 1.

Preferably, the axial flow fan bend angle static pressure box is characterized in that fixing plates 9 are fixed between the upper end surface, the lower end surface, the left end surface, the right end surface, the front end surface and the rear end surface of the air pipe 4 and the inner end surface of the PVC box body 3.

Preferably, the axial flow fan bend angle static pressure box is characterized in that a hanging ring 10 is fixed on the upper end surface of the outer box body 1.

Preferably, the axial flow fan bend angle static pressure box is characterized in that a ground seat 11 is fixed on the lower end surface of the outer box 1.

Has the advantages that: the utility model discloses a PVC wave plate does box, amortization cotton of preparation, inhales the wind resistance noise and the vibrations that the application of sound cotton, rock wool and two outer boxes is great has caused in the dog-ear tuber pipe ventilation process to can effectually absorb the noise reduction, will shake the reduction simultaneously.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a left side cross-sectional view of the present invention;

in the figure: the outer box body 1, the inner box body 2, the PVC box body 3, the air pipe 4, the rock wool 5, the sound-absorbing cotton 6, the sound-absorbing cotton 7, the rubber damping sleeve 8, the fixing plate 9, the hanging ring 10, the ground seat 11 and the arc plate 12.

Detailed Description

Furthermore, the air inlet of the air pipe 4 is not connected with the air outlet and the passing positions of the air pipes 4 of the outer box body 1, the inner box body 2 and the PVC box body 3.

Furthermore, a rubber damping sleeve 8 is arranged at the penetrating position of the air pipe 4 and the outer box body 1.

Further, fixing plates 9 are fixed between the upper and lower end surfaces, the left and right end surfaces, the front and rear end surfaces of the air duct 4 and the inner end surface of the PVC box body 3.

Further, a hanging ring 10 is fixed to the upper end surface of the outer box 1.

Further, a floor base 11 is fixed to a lower end surface of the outer case 1.

The utility model discloses an inhale sound cotton 6 and amortization cotton 7 and be made for polyester fiber material, outer box 1 and inner box 2 adopt galvanized sheet material welded seal, and be provided with the perforation of tuber pipe 4, inner box 2 sets up in outer box 1 inside, be equipped with the clearance between outer box 1 and the inner box 2, it is filled with rock wool 5 to fill between the clearance, rock wool 5 passes through the bonding glue bonding between outer wall and inner wall of outer box 1 and inner box 2, PVC box 3 sets up in inner box 2 inside, PVC box 3 is formed by the fixed connection of at least six rectangle PVC boards through edge bonding or bolt fastening or welding mode, and be provided with the perforation of tuber pipe 4, the junction keeps sealed seamless, be equipped with the clearance between PVC box 3 and the inner box 2, the clearance is filled the bonding through inhaling sound cotton 6, tuber pipe 4 adopts the galvanized sheet to buckle the welding to become the Z type and sets up inside PVC box 3, and the air outlet and the air inlet of tuber pipe 4 run through outer box 1, interior box 2, PVC box 3, the air inlet and the air outlet and outer box 1 of tuber pipe 4, interior box 2, the tuber pipe 4 department of passing of PVC box 3 is not connected, rubber damping sleeve 8 is installed with the department of passing of outer box 1 to tuber pipe 4, rubber damping sleeve 8 passes the business turn over wind gap of tuber pipe 4, be equipped with few two right angle bending department in tuber pipe 4, the welding of bending department between is fixed with circular arc board 12, it has amortization cotton 7 to fill between circular arc board 12 and the right angle, the upper and lower terminal surface of tuber pipe 4, there is fixed plate 9 through the bolt fastening between terminal surface and front and back terminal surface and the interior terminal surface of PVC box 3 about, the up end welding of outer box 1 is fixed with rings 10, the lower terminal surface welding of outer box 1 is fixed with ground seat 11.

The utility model discloses a PVC wave plate does box, amortization cotton 7 of preparation, inhales the wind resistance noise and the vibrations that the great reduction of the application of sound cotton 6, rock wool 5 and two outer casings 1 caused in the 4 ventilation processes of dog-ear tuber pipe to can effectually absorb the noise reduction, will shake the reduction simultaneously.

The above is only the preferred embodiment of the present invention, as long as the preferred embodiment is realized by the same means, the objective technical solution of the present invention all belongs to the protection scope of the present invention.

Claims

1. Axial fan bent angle static pressure case, including outer box (1), interior box (2), PVC box (3), tuber pipe (4), characterized by that interior box (2) sets up outside inside box (1), PVC box (3) sets up inside box (2), tuber pipe (4) become the Z type and set up inside PVC box (3), and the air outlet and the air intake of tuber pipe (4) run through outer box (1), interior box (2), PVC box (3), be equipped with the clearance between outer box (1) and interior box (2), it is filled with rock wool (5) between the clearance, PVC box (3) are formed through edge fixed connection through six piece at least rectangle PVC boards, be equipped with the clearance between PVC box (3) and interior box (2), the clearance is fixed through inhaling sound cotton (6) packing, be equipped with two few right angle buckling department in affiliated tuber pipe (4), an arc plate (12) is fixed at the bent part, and silencing cotton (7) is filled between the arc plate (12) and the right angle.

2. The axial flow fan bend static pressure box according to claim 1, characterized in that the air inlet of the air pipe (4) is not connected with the air outlet and the passing part of the air pipe (4) of the outer box body (1), the inner box body (2) and the PVC box body (3).

3. The axial flow fan bend angle static pressure box according to claim 1, characterized in that the passing part of the air pipe (4) and the outer box body (1) is provided with a rubber shock absorption sleeve (8).

4. The axial flow fan bend static pressure box according to claim 1, characterized in that a fixing plate (9) is fixed between the upper and lower end surfaces, the left and right end surfaces and the front and rear end surfaces of the wind pipe (4) and the inner end surface of the PVC box body (3).

5. The axial flow fan bend angle static pressure box according to claim 1, characterized in that a hanging ring (10) is fixed on the upper end surface of the outer box body (1).

6. The axial flow fan bend angle static pressure box according to claim 1, characterized in that a ground seat (11) is fixed on the lower end surface of the outer box (1).