CN201221497Y

CN201221497Y - Novel impeller

Info

Publication number: CN201221497Y
Application number: CNU2008201261865U
Authority: CN
Inventors: 李龚川; 李凯
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-06-20
Filing date: 2008-06-20
Publication date: 2009-04-15
Anticipated expiration: 2018-06-20

Abstract

The utility model discloses a novel impeller which includes an impeller body (1) and a plurality of vanes (2) arranged on the impeller body (1). The impeller body (1) is integrally in a cylinder shape; the impeller is characterized in that each vane (2) is an integral structure and is fixed on the impeller body (1) in a spiral shape. A certain angle is arranged between the axis of vanes and the impeller body; that is to say that the vanes are spirally arranged on the impeller body; therefore, the impeller can realize to continuously feed air and has a simple structure.

Description

A kind of novel impeller

Technical field

The utility model relates to a kind of impeller, relates in particular to a kind of tubular impeller that is used for heating device, cold and warm air conditioner fan, tower fan.

Background technique

In air conditioning fan of the prior art, changes in temperature heating device and the tower fan blast device is installed, wherein cold wind or hot blast blown out, improve the flowability of air-flow, be beneficial to heat radiation or refrigeration.And what extensively adopt in the prior art is tubular impeller, is rotated by motor driving.Its span is bigger, is suitable for being installed in these equipment.Referring to Fig. 1 and Fig. 2, this is the tubular impeller that prior art adopts.Be made up of impeller bodies and blade, blade all is at interval the installation impeller bodies, and every blade and parallel axes in order to obtain comparatively evenly continuous wind, need be installed a large amount of blades, and dwindle the spacing between each blade as far as possible on impeller bodies.But certainly will increase a large amount of costs like this, and, make the weight of whole impeller increase, increase loss.In addition, the blade strength of prior art is smaller, deforms easily.

The model utility content

Technical problem to be solved in the utility model is to overcome the deficiency of above-mentioned prior art, provide a kind of simple in structure, intensity is high, the novel impeller that can blow continuously.

According to a kind of novel impeller that the utility model provides, comprise that impeller bodies and multi-disc are installed in the blade on the described impeller bodies, the whole one-tenth of described impeller bodies is cylindric, and every blade is a monolithic construction, and curl is fixed on the described impeller bodies.

A kind of novel impeller that provides according to the utility model also has following attached technical characteristics:

The equidistant curl of described blade is fixed on the described impeller bodies.

Be formed with stiffening rib on the described blade.

Be formed with many stiffening ribs on the described blade, described stiffening rib laterally runs through distribution along described blade.

The shaping direction of the adjacent two described stiffening ribs on the described blade is opposite.

The cross section of described stiffening rib forms arc.

It is the 3-8 degree that the projection of described blade and the axis of described impeller bodies form angle.

Described impeller bodies comprises the annular fixing member that is positioned at two ends and is positioned at the annular support member at middle part that be formed with draw-in groove on described fixed block and the described supporting element, described vanes fixed is in described draw-in groove.

A kind of novel impeller that provides according to the utility model compared with prior art has following advantage: at first, the axis of blade of the present utility model and impeller bodies has several angle, and promptly therefore curl is installed on the impeller bodies,, can realize continuous air-supply, simple in structure; Secondly,, need not to install too many blade and can realize evenly the purpose of air-supply continuously, can effectively reduce the usage quantity of blade, thereby reduce the weight and the cost of impeller owing to adopt screw type mounting type; Once more, be formed with stiffening rib on the blade of the present utility model, improved the bulk strength of blade greatly, thereby can use slim aluminum alloy material to make blade.

The additional feature and advantage of the utility model will partly provide in the following description, and part will become obviously from the following description, or recognize by practice of the present utility model.

Description of drawings

Fig. 1 is the plan view of prior art.

Fig. 2 is the stereogram of prior art.

Fig. 3 is a plan view of the present utility model.

Fig. 4 is a left view of the present utility model.

Fig. 5 is a stereogram of the present utility model.

Fig. 6 is the sectional view of blade of the present utility model.

Embodiment

Describe embodiment of the present utility model below in detail, described embodiment's example is shown in the drawings, and wherein identical from start to finish label is represented components identical.Be used to explain the utility model below by the embodiment who is described with reference to the drawings, described embodiment is exemplary, and can not be interpreted as restriction of the present utility model.

Referring to Fig. 3, Fig. 4 and Fig. 5, a kind of novel impeller that provides at the utility model, comprise that impeller bodies 1 and multi-disc are installed in the blade 2 on the described impeller bodies 1, described impeller bodies 1 whole one-tenth is cylindric, described impeller bodies 1 comprises annular fixing member 11 that is positioned at two ends and the annular support member 12 that is positioned at the middle part, be formed with draw-in groove 4 on described fixed block 11 and the described supporting element 12, described blade 2 is fixed in the described draw-in groove 4.Described impeller bodies 1 also comprises the mandrel that is positioned at the axle center, and is not shown in the figures.Mandrel is by motor driving, thereby drives whole wheel rotation.For fixing described mandrel, the axis of described fixed block 11 and described supporting element 12 goes out to be provided with axis hole 15, also is provided with keyway on the described axis hole 15, thereby by the key link, described mandrel is fixed in the axis hole 15.The blade 2 that the utility model adopts is made for aluminum alloy material, be fixed on described blade 2 in the draw-in groove 4 after, reinforce by other means of fixation again, for example adopt riveted way, blade 2 is riveted on the impeller bodies 1, improve the intensity of connection.

Referring to Fig. 3, Fig. 4 and Fig. 5, the utility model difference from prior art is that every blade 2 is a monolithic construction, and curl is fixed on the described impeller bodies 1.This spiral distribution mode makes an end of one of them blade 2 and an other end of another one blade 2 be on the same straight line, promptly can guarantee to have simultaneously partial blade to be in same horizontal position.Like this, can guarantee that the wind of sending is continuous.Thereby realize the evenly purpose of continuous air-supply.Secondly, this structure can reduce the use amount of blade 2, thereby reduces the overall weight and the cost of impeller.The draw-in groove 4 of the same position on the fixed block 11 at the two ends in the said structure and the supporting element 12 all is on the different straight lines, to be installed in the described draw-in groove 4 after described blade 2 distortions, because draw-in groove 4 is on the different positions, therefore, will curl after described blade 2 is installed in the draw-in groove 4.

Referring to Fig. 3 and Fig. 4, in the foregoing description that the utility model provides, it is the 3-8 degree that the axis of the projection of described blade 2 and described impeller bodies 1 forms angle.Be 4 degree in the present embodiment.Like this, can guarantee the continuity of blowing, simultaneously, also consider the degreeof tortuosity of whole blade 2, make that the installation of blade 2 is more reasonable.

Referring to Fig. 3 and Fig. 4, in the foregoing description that the utility model provides, described blade 2 equidistant curls are fixed on the described impeller bodies 1.The utility model adopts equidistant spiral mounting type, can improve the uniformity of air-supply, and the wind of sending more evenly continuously.Simultaneously, this structure also is beneficial to processing and installs.

Referring to Fig. 6, in the foregoing description that the utility model provides, be formed with stiffening rib 3 on the described blade 2, be formed with many stiffening ribs 3 on the described blade 2, present embodiment is 3.Described stiffening rib 3 laterally runs through distribution along described blade 2, and the forming direction of adjacent two described stiffening ribs 3 on the described blade 2 is opposite, and the cross section of described stiffening rib 3 forms arc.The utility model is provided with described stiffening rib can effectively improve the rigidity of blade 2, thereby improves the intensity of whole impeller, makes it be difficult for being damaged, and improves working life.In addition, also can reduce the thickness of blade 2, weight reduction.Many stiffening ribs 3 are set, can be so that the integral rigidity of blade 2 balance more.In addition, the forming direction of adjacent stiffening rib 3 is opposite, and promptly a stiffening rib is to convex, and an other stiffening rib is to evagination, and this structure can further improve stiffening effect, improves the rigidity of blade 2.Described stiffening rib 3 is arranged to arc, is beneficial to air-supply more.

Although illustrated and described embodiment of the present utility model, for the ordinary skill in the art, be appreciated that under the situation that does not break away from principle of the present utility model and spirit and can change that scope of the present utility model is limited by claims and equivalent thereof to these embodiments.

Claims

1, a kind of novel impeller, comprise that impeller bodies (1) and multi-disc are installed in the blade (2) on the described impeller bodies (1), the whole one-tenth of described impeller bodies (1) is cylindric, it is characterized in that: every blade (2) is monolithic construction, and curl is fixed on the described impeller bodies (1).

2, a kind of novel impeller as claimed in claim 1 is characterized in that: described blade (2) equidistantly curl is fixed on the described impeller bodies (1).

3, a kind of novel impeller as claimed in claim 1 is characterized in that: be formed with stiffening rib (3) on the described blade (2).

4, a kind of novel impeller as claimed in claim 1 is characterized in that: be formed with many stiffening ribs (3) on the described blade (2), described stiffening rib (3) laterally runs through distribution along described blade (2).

5, a kind of novel impeller as claimed in claim 4 is characterized in that: the forming direction of adjacent two described stiffening ribs (3) on the described blade (2) is opposite.

6, as claim 3 or 4 described a kind of novel impeller, it is characterized in that: the cross section of described stiffening rib (3) forms arc.

7, a kind of novel impeller as claimed in claim 1 is characterized in that: it is the 3-8 degree that the axis of the projection of described blade (2) and described impeller bodies (1) forms angle.

8, a kind of novel impeller as claimed in claim 1, it is characterized in that: described impeller bodies (1) comprises the annular fixing member (11) that is positioned at two ends and is positioned at the annular support member (12) at middle part, be formed with draw-in groove (4) on described fixed block (11) and the described supporting element (12), described blade (2) is fixed in the described draw-in groove (4).