CN2200789Y

CN2200789Y - Air blowing device of central air condition wind pipe delievery mouth

Info

Publication number: CN2200789Y
Application number: CN 94207905
Authority: CN
Inventors: 蔡鸿杰
Original assignee: Individual
Current assignee: Individual
Priority date: 1994-04-09
Filing date: 1994-04-09
Publication date: 1995-06-14
Anticipated expiration: 2004-04-09

Abstract

The utility model relates to an air blowing device of a central air conditioner air pipe blowing opening, which is designed for balancing the air pressure of the front and back air blowing openings of an air pipe. The utility model comprises a flange ring arranged at the air blowing bore point of the air pipe, a shaft lever is vertically and downwards extended from the center of the flange ring, and fixed blades, bottom movable blades and an external basin are separately sheathed on the shaft lever. The bottom movable blades are arranged in the external basin which is in shallow V-shaped, and a gap is arranged between the top of the external basin and the bottom of the air pipe. The air force of the inner bore channel in the air pipe can guide and blow the bottom movable blades through the fixed blades, a wind air force can externally diffuse from the gap between the external basin and the bottom of the air pipe. So the pressure can be reduced by air blowing, and meanwhile, the downward blowing air force can vortically diffuse for enlarging air blowing region.

Description

Air blowing device of central air condition wind pipe delievery mouth

The utility model relates to a kind of conditioner, relates to a kind of blowing device of central air-conditioning air duct blow mouth or rather.

The effect of conditioner is to regulate temperature, makes the human four seasons weather that adapts to, and uses warming machine as use air conditioner, winter in summer.

Existing aircondition, as air conditioner, the employed WAC of little spatial field is arranged, be suitable for than railway carriage or compartment type air conditioner that uses in the large space and the central air conditioner system of in relatively large office or building, using, wherein central air conditioner system is to utilize the airduct of long distance, and cold air is sent through the air outlet at airduct diverse location place.

Existing central air-conditioning air-supply arrangement, generally desire to blow the place, locus of wind-force at airduct, offer several wind pushing holes, as shown in Figure 1, the airduct 10 of the long distance of central air-conditioning air-supply arrangement, air-conditioning wind-force is carried along airduct 10 inner ducts 11, and default several at interval air outlet 12 wind-force is sent, air outlet 12 is typically provided with several root pieces 13, wind-force is blowed by 13 in blade, blade 13 can be designed to movable the pivot joint, is convenient to adjust the direction of blowing.

The central air-conditioning air-supply arrangement that this tradition is used, with the blowing cooling air is example, if the cold air source is at the pipeline left, the wind-force direction as shown by arrow A from left to right, its maximum shortcoming is: in the air-supply pipeline of long distance, the blowing mouth of more close pipeline right-hand (promptly terminal), a little less than blast was healed, cold air temperature was higher, and the blowing mouth of more close wind regime, the blast big cold air temperature of healing is also lower, and the temperature difference obviously is unfavorable in same pipeline space.

The purpose of this utility model is a kind of central air-conditioning air duct blow mouth structure of design, can improve the big temperature difference problem that the terminal air outlet blast of ajutage deficiency is caused.

The blowing device of the utility model central air-conditioning air duct blow mouth, it is characterized in that: comprise the bead ring that is arranged on airduct blowhole place, communicates with the airduct inner duct, the axostylus axostyle that equal angles radial struts central position is extended vertically downward on the bead ring, spacer sleeve is located at fixedly flabellum, following movable flabellum and the outer tray gone up on the axostylus axostyle, movable flabellum is dissolved in the outer tray down, and there is spacing distance outer tray end face and airduct bottom surface.

Described axostylus axostyle hypomere smaller diameter rods is provided with screw thread on one's body; Described fixedly flabellum is fixed on axostylus axostyle epimere major diameter shaft place, and is positioned at the bead ring; Described movable flabellum is movably set in axostylus axostyle hypomere smaller diameter rods and is in, and is resisted against the formed end difference of large and small diameter shaft.

Be provided with the fulcrum of through hole in the band between described movable flabellum and outer tray, fulcrum top outrigger shaft stretches in the movable flabellum central axle hole, fulcrum bottom outrigger shaft is on outer tray inner peripheral surface, and described bead ring axostylus axostyle one end passes through hole and outer tray combination in the fulcrum.

Described outer tray has shallow channel section, and end face is provided with the flanging that keeps spacing distance with described airduct bottom surface.

Described outer tray upper edge ring weekly interval is distributed with several through holes for installing lamp pearl.

The blowing device of said structure, airduct inner duct wind-force guides and blows down movable flabellum through fixing flabellum, make the rotation wind-force by in the spacing distance of outer tray and airduct bottom surface to external diffusion, the blowing decompression, it is unlikely with high pressure conditions directly down discharges fast, to increase the blast of airduct back segment blowing mouth, simultaneously, because canyon power is rotated diffusion, and strengthened the air-supply zone.

Further specify technology of the present utility model below in conjunction with the embodiment accompanying drawing.

Fig. 1 is a conventional central air-conditioning blowing mouth structure cutaway view.

Fig. 2 is for improving structure central air-conditioning blowing mouth blowing device perspective view.

Fig. 3 is a blowing device decomposition texture schematic diagram shown in Figure 2.

Fig. 4 analyses and observe and the schematic diagram of blowing for blowing device structure shown in Figure 2.

Address before Fig. 1 illustrates, repeat no more.

Referring to Fig. 2, Fig. 3, the appropriate position of airduct 20 is provided with bead ring 21, for forming blowhole 22 with airduct bottom surface 200, it is communicated with airduct 20 inner ducts 23.

Bead ring 21 predeterminable equal angles radial struts 24 among the embodiment, support central authorities are formed with the central shaft 25 of extending downward vertically, and axostylus axostyle hypomere shaft is a small diameter threaded rod 26.

Be socketed on axostylus axostyle 25 upper ends than bead ring 21 smaller fixedly flabellums 30, this flabellum 30 can give secure bond with bolt 32 via its wheel shaft 31, and whole flabellum 30 preferably is housed in bead ring 21 inside.

The wheel shaft 41 of another flabellum 40, be provided with bigger centre bore 42, activity is placed in small-diameter thread bar part 26, and be resisted against the formed end difference of big path shaft, default several through holes 500 on the outer tray 50, through hole distributes along the ring weekly interval, is assembled with lamp pearl 501 in the through hole, as light emitting diode, to form flash effect.Outer tray 50 is combined in the below of movable flabellum 40, and whole flabellum 40 is contained Na Qinei, and outer tray 50 is provided with shallow U-shaped inside, and its end face is established horizontal flanging 51, makes itself and airduct 20 bottom surfaces 200 keep spacing distance.

Among the embodiment, a fulcrum 60 is arranged, contain middle through hole, the upper and

lower outrigger shaft

61,62 of diameter small in ends, outer tray 50 inner peripheral surfaces are pressed in centre bore 42 neutralizations that are actively plugged in flabellum 40 respectively, then, the threaded rod 26 of axostylus axostyle 25 passes the centre bore 52 of outer tray 50, and with nut 70 combinations.

Referring to Fig. 4, when wind regime blows out hole 22 with wind-force outward by the endoporus 23 of airduct 20, wind-force is earlier by fixedly flabellum 30 guiding, and be specific direction blow to the below movable flabellum 40, flabellum 40 is rotated, because of flabellum 40 rotation, the wind-force of transmission is then by the shallow U-shaped inner peripheral surface drainage of outer tray 50, and by 200 of horizontal flanging 51 in outer tray 50 tops and airduct bottom surfaces to around spread and send.

The dynamic formula that is subjected to of size spreads wind-force to the utility model owing to form suitably below blowhole 22, therefore effectively suppressed the wind-force sent fast with unrestricted state by in the airduct 20, make the interior wind power energy of pipe continue to blow next wind pushing hole with higher pressure, weak uneven wind-force and the big problem of the temperature difference in strong back can effectively be improved before the central air-conditioning air outlet.

Claims

1, a kind of blowing device of central air-conditioning air duct blow mouth, it is characterized in that: comprise the bead ring that is arranged on airduct blowhole place, communicates with the airduct inner duct, the axostylus axostyle that equal angles radial struts central position is extended vertically downward on the bead ring, spacer sleeve is located at fixedly flabellum, following movable flabellum and the outer tray gone up on the axostylus axostyle, movable flabellum is dissolved in the outer tray down, and there is spacing distance outer tray end face and airduct bottom surface.

2, the blowing device of central air-conditioning air duct blow mouth according to claim 1 is characterized in that: described axostylus axostyle hypomere smaller diameter rods is provided with screw thread on one's body; Described fixedly flabellum is fixed on axostylus axostyle epimere major diameter shaft place, and is positioned at the bead ring; Described movable flabellum is movably set in axostylus axostyle hypomere smaller diameter rods and is in, and is resisted against the formed end difference of large and small diameter shaft.

3, the blowing device of central air-conditioning air duct blow mouth according to claim 1, it is characterized in that: the fulcrum that is provided with through hole in the band between described movable flabellum and outer tray, fulcrum top outrigger shaft stretches in the movable flabellum central axle hole, fulcrum bottom outrigger shaft is on outer tray inner peripheral surface, and described bead ring axostylus axostyle one end passes through hole and outer tray combination in the fulcrum.

4, the blowing device of central air-conditioning air duct blow mouth according to claim 1 is characterized in that: described outer tray has shallow channel section, and end face is provided with the flanging that keeps spacing distance with described airduct bottom surface.

5, the blowing device of central air-conditioning air duct blow mouth according to claim 1 is characterized in that: described outer tray upper edge ring weekly interval is distributed with several through holes for installing lamp pearl.