CN2296123Y

CN2296123Y - Wind driven rotary parasol

Info

Publication number: CN2296123Y
Application number: CN 96221487
Authority: CN
Inventors: 王中新
Original assignee: Individual
Current assignee: Individual
Priority date: 1996-09-09
Filing date: 1996-09-09
Publication date: 1998-11-04
Anticipated expiration: 2006-09-09

Abstract

The utility model relates to a wind driven rotary parasol, composed of an umbrella body which comprises an umbrella handle, a framework 2, an umbrella surface 3, a multi-sheet umbrella wing 4, a three-dimensional lace 5, a pulling strip 6, an elastic lock hook 7, a pulling ring 8, etc., wherein, a groove of the umbrella handle is clamped by the lower end of the umbrella body through a lock nail 11, an elastic sheet 12, a lock ring, and the umbrella body can freely rotate under the action of wind. When the wind blows, A wind wing at the side of windward can be open, the wind resistance is enhance, a wind wing at the side of downwind can be contracted, the wind resistance is reduced, and moment difference of the two sides can cause the umbrella to automatically rotate.

Description

Pneumatic rotation parasol

The utility model relates to a kind of wind-force automatic rotary parasol that utilizes.

Especially can be used for urban traffic people's police sunshade on duty on duty and swimming beach, holiday village visitor, athletic meeting place staff's local area sunshade.The advertising in various meeting-place, fair outfield and the usefulness of beautifying the environment.

Present sunshade mainly contains compositions such as support, umbrella handle, umbrella cover, snap close, simple structure, technology maturation, umbrella cover also can be done very attractive in appearancely, on the umbrella cover and can stamp relevant advertisements, but can only be installed in the somewhere still when using, play sunshade, keep off the rain and advertisement.

The purpose of this utility model is: providing a kind of mainly is to make original static sunshade by wind-force, and rotation is got up automatically, makes umbrella become quiet into moving.Increased people's attention, be used for point duty more Yi Yinqi driver note reducing traffic accident, be used for bathing beach, sports ground, park, fair and more can attract tourists, and play the effect of beautifying the environment.

Task of the present utility model realizes by following method: promptly on common sunshade, install the fin made from the umbrella cover same material additional, one edge umbrella frame direction of fin is sewn on the umbrella cover, and the another side opening part is caught on the ring-type lock hook by 3-5 elastic drawstring and is fixed under the umbrella cover in the lock ring on the umbrella frame.Adjusting drawstring length can change the size of aerofoil air inlet, to reach the purpose that changes umbrella body rotation speed.For preventing that rainwater from touching the umbrella wing and umbrella cover, wind is difficult for blowing open, and stereo cording or the helical form lace made of plastics are housed on the aerofoil edge, make one deck space is arranged between the umbrella wing and the umbrella cover, wind very easily blows open, and it is attractive in appearance also to increase the umbrella body simultaneously, and this umbrella also can draw in as common umbrella when not using.The lower end of umbrella handle has the handle of band groove and the automatic pinning that has the inclined-plane that umbrella stand is linked up easily securely, time spent is as long as insert umbrella handle in the bracket holes, the pinning that is installed on the shell fragment can pin umbrella handle tightly, do not influence the rotation of umbrella body again, the time spent is not as long as upwards push away retainer ring, pinning ejects automatically, and umbrella handle just can be extracted support out, and umbrella just can draw in.

The utility model is compared with prior art such as application number 86207910,90224000,93207459, also has following advantage: (1) because the sunshade area is big, the torque of wind is big, does not need to install bearing; (2) flap edges has the drawstring that can regulate length, can hold fin, can regulate the size of fin air inlet again, reaches the purpose of control rotating speed; (3) flap edges is equipped with stereo cording, can prevent that fin and umbrella cover from clinging, and wind is difficult for blowing open, facts have proved that rainy fin and umbrella cover also are difficult for clinging.

Figure one is the utility model umbrella cover schematic diagram.

Figure two is the utility model umbrella handle connection diagram.

Below in conjunction with accompanying drawing and present embodiment, for a more detailed description to the utility model.With reference to figure one, wind-force rotation parasol is made up of umbrella handle 1, skeleton 2, umbrella cover 3, fin 4, stereo cording 5, drawstring 6, lock hook 7 and lock ring 8;

With reference to figure two; have a groove 9 to be used for using under the umbrella handle; there is a hole 11 the support upper end; the pinning 12 that is installed on the shell fragment is housed on the bore edges; be used for umbrella handle is fixed in the support upper end; pinning 12 is that pressured ring 13 is pressed on pinning in the hole, reaches the purpose of fixing umbrella 1, there is the iron pin 14 in the insertion soil support lower end with the fixing left socle 10 of umbrella.

When wind came, the wind wing 5 on the one side that facings the wind can open, and increased the resistance of wind, made wind produce a thrust to this half of umbrella; Half of in addition fin is because leeward, and fin can shrink automatically, reduces the resistance of wind, and the torque difference on both sides makes umbrella rotation automatically.

The utlity model has simple structure, handsome in appearance, of many uses, particularly the wind flap design is reasonable, and is pneumatic effective.

Claims

1 one kinds are utilized the wind-force parasol of rotation automatically, it is characterized in that: install additional with the umbrella cover same material at common sunshade umbrella cover and make the wind fin 4 identical with main rib on umbrella surface frame number, flap edges has waterproof to cling the stereo cording 5 of umbrella cover, and every fin also has 3-5 root drawstring 6 to hold flap edges.

2 described wind-force of a tree name claim 1 rotate parasol automatically, it is characterized in that: wind fin 4 shows rectangular triangle, area is about about 3/5ths of every cloth of umbrella cover, every wind fin one long limit has been stitched together when the system umbrella with in the middle of two clothes of umbrella cover, base and umbrella cover outward flange are sewed up, another side is held and is fixed on the adjacent skeleton of umbrella cover by drawstring 6, and drawstring length can be regulated the size of air inlet under the fin.

3 described wind-force of a tree name claim 1 rotate parasol automatically, it is characterized in that: another edge, long limit of wind fin is equipped with stereo cording 5, the quantity of stereo cording is decided on the umbrella diameter, generally every about 5 centimetres, adorning one on the wind flap edges, when making the wind fin fall near umbrella cover, stereo cording can will be propped space, 1 centimetre of left and right sides between wind flap edges and the umbrella cover, wind easily opens once blowing fin, and fin also easily blows open even the umbrella cover that rains has wet.

4 described wind-force of a tree name claim 1 rotate parasol automatically, it is characterized in that: the one side that does not have stitching at fin, the laced one side of immediate shipment, with telescopic drawstring 6 is housed between the adjacent corresponding skeleton, drawstring length is adjustable, the elasticity lock hook 7 of drawstring one end dress can collude in the lock ring hole on being fixed in corresponding umbrella frame frame.