CN2655705Y

CN2655705Y - Opening control mechanism for straight frame automatic umbrella

Info

Publication number: CN2655705Y
Application number: CN 200320117261
Authority: CN
Inventors: 张书闵
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-10-17
Filing date: 2003-10-17
Publication date: 2004-11-17
Anticipated expiration: 2013-10-17

Abstract

The utility model discloses a straight bone auto umbrella unfolding control structure, comprising a slingshot and a button, wherein the slingshot can rotate taking a pin shaft as a center, the slingshot basically is an S shaped or inverted S shaped structure, one end can convex a covering hole of the middle bar, the other end is positioned on the middle bar inside the handle, and the convex portion can hold to the button through an opening on the middle bar. The structure control is simple and convenient, and the cost is low, which is quite convenient for equipment and usage.

Description

Straight rib self-opening umbrella parachute-opening controlling organization

Technical field

The utility model relates to the handle of umbrella, the handle of a kind of keying by catapult control umbrella of saying so exactly, and this handle can utilize the keying of simple catapult structure control umbrella, and is convenient and practical.

Background technology

The keying control of umbrella, adopt catapult to have last catapult to reach the branch of catapult down as control umbrella on-off structure, last catapult is that catapult is arranged on the Umbrella runner basically, to descend the nest push-and-pull during parachute-opening on last catapult, the elastic stretch of catapult is blocked down nest in the utilization, thereby reaches the purpose of parachute-opening, but this mode is to adopt hand-guided, using is not easily, so it is replaced by the mode of opening automatically gradually.

Its a kind of main automatic opening ways is that the catapult with arc kink is set in the bar device in umbrella, its typical structure such as patent 90221804.2 are described, the top of catapult is the structure of arc, think that catapult provides elasticity, the middle part of catapult has outstanding buckle, buckle is responsible for the fastening to following nest, unlatching with the control umbrella, the bottom of catapult has horizontal block card, catapult is arranged in the umbrella in the rod, in rod can directly insert in the handle together with catapult, during wherein the horizontal block card of catapult is exposed to outside the rod, and form firm buckle state by itself snap-in structure and button.

Its shortcoming is: 1, to the requirement of catapult itself than higher.Because its design feature requires catapult to have certain intensity and elasticity, otherwise be difficult to the keying of control umbrella with being well on;

2, the middle bar device of umbrella need design the fixedly structure of catapult at suitable position, as small gap or block, salient point etc., and these structures need cooperate physical length, the structure of catapult, because the uncertainty of processing is easy to bring manufacturing tolerance, cause cooperating inaccuracy;

3, fixing not tight to catapult of above-mentioned structure, thus need be with catapult be designed to the fixed structure that cooperates with button bottom, the fixation that catapult is assisted;

4, use the catapult of this structure for a long time, can the elasticity (because of the requirement of its intensity, this catapult is not to be made into by the good material of elasticity) of catapult itself be impacted, even can cause catapult to lose efficacy or combination miss, can't open umbrella.

Therefore, relatively closely catapult control structure of the improved fastening of another kind of catapult has appearred, this structure such as patent 97248560.0 are described, its catapult is F shape structure, it is fixed in the umbrella rod in the handle by rivet bottom, be the arc plush copper topmost, the top card of this arc plush copper is established the spring leaf of a U-shaped, so that this arc plush copper card is established the button hole of umbrella rod, reaches the effect that control opens and closes, middle projection be boss, the corresponding parachute-opening button of this boss is pressed this parachute-opening button, can be retracted in the umbrella rod by this boss compacting arc plush copper, unclamp buckle to umbrella rod button hole, thus parachute-opening.

And above-mentioned structure all is arranged in the handle, does not expose to guarantee mechanism, can not cause mechanism that the accident that the injury and the misoperation of human body causes is opened.

But its problem is: 1, controlling organization is arranged in the handle, and during parachute-opening, the top of handle exposes the space of buckle, and is very indecency; And the setting of controlling organization in handle, must increase the length of handle, inharmonious in umbrella itself, also certainly will increase the production cost of umbrella;

2, spring leaf must be arranged on the top of arc plush copper, so that it has certain elasticity, so that eject the button hole of buckle umbrella rod when needed, spring leaf cooperates with the arc plush copper, and based on the needs that this spring leaf is fixed, this has proposed more high-precision requirement to processing, and the cost of installation also can increase thereupon;

3, rivet has bottom become the fixed center of catapult, that is to say that it becomes center of effort, and all controls all can be delivered on the rivet, and the mechanical strength of our employed rivet is limited, the long-term use, and its result well imagines;

4, this structure topmost is the buckle structure to the umbrella rod, the middle part is only the control position of button, thus button be provided with inevitable than usual that the position is set is downward, be positioned at the handle middle part, this mode not too is fit to the yardstick that the effector grasps, inconvenient operation in control operation.

Summary of the invention

Based on this, the purpose of this utility model provides a kind of straight rib self-opening umbrella parachute-opening controlling organization, and this mechanism controls is easy, and is with low cost, very convenient in installing and using.

Another purpose of the present utility model provides a kind of simple in structure, handling safety, straight rib self-opening umbrella parachute-opening controlling organization reliably, and the control mode of automatic umbrella can be simplified by this mechanism, improves the service life of catapult.

The utility model is achieved in that

A kind of straight rib self-opening umbrella parachute-opening controlling organization, include catapult, button, catapult is arranged in the umbrella in the rod, and conflict and be arranged at button in the handle, the middle part that it is characterized in that catapult is fixed on the middle rod by bearing pin, make that catapult can this bearing pin be that rotate at the center, catapult is essentially S shape or anti-S shape structure, the button hole of rod during the one end can protrude in, the other end then is arranged in the rod of handle, and its outstanding position and by the button of conflicting of the opening on the excellent wall wherein, the upper end of catapult or lower end are provided with promising catapult and elasticity are provided and make its grass that keeps buckle state bow.

When umbrella drew in, the grass bow flexibly supported catapult, and made the upper end of catapult withhold down the button hole of nest, and following nest can not be retracted to the top of catapult, and umbrella is for the state of gathering, and the lower end of catapult holds the inner surface of button; During parachute-opening, push button, button can press catapult, because the fixation of bearing pin, catapult is around the bearing pin rotation, and compacting grass bow makes its contraction, just draw in the umbrella in the rod naturally the upper end of catapult, thereby decontrol the buckle to following nest, under the effect of deployment spring, following nest upwards slides, umbrella cover is opened, and finishes the parachute-opening action.

Described straight rib self-opening umbrella parachute-opening controlling organization, the upper end of its catapult is the discount of arc, the button hole of rod in protruding in, the lower end is for holding part, and forms and hold face, is held in the inner surface of button, so that the following nest of upper end buckle umbrella, the lower end holds button, and by button with pushing.

Described straight rib self-opening umbrella parachute-opening controlling organization, bow body between its catapult top and bottom is the even laminated structure of basic uniform thickness, the shape of its bow body can be rectangle, the perhaps S shape of equal thickness, perhaps similar shape, the bow body the middle part offer perforation, pass for bearing pin, and can make the bow body on lower stress even.

Above-mentioned catapult, its lower end and button contact-making surface are the bright and clean or smooth face that holds, and with the contact area of increase with button, increase lifting surface area, make the stressed more even of catapult; The inner surface of button can be provided with the smooth surface corresponding with it simultaneously, conveniently to push the promotion catapult.

Above-mentioned button, its inner surface preferably has the depression of shallow-layer, and this depression is corresponding and identical mutually with the bright and clean or burnishing surface of catapult lower end, to form stable cooperation.

Above-mentioned button, its inner surface also can be raised faces, can contacting the face that holds of catapult lower end better, and cooperate with it.

Described catapult, the length of its discount are slightly less than the length that its lower end holds part, with when appropriateness is pushed button, discount are retracted in the umbrella in the rod.

Described grass bow, it can be simple spring, (end was fixed in the end when Hookean spring was installed as Hookean spring, the other end is fixed on the middle rod of its below or top, effect by pulling makes catapult keep flexible buckle), U-shaped spring etc., fixing and be to invest between catapult and the middle rod, with pulling catapult or pushing catapult, make catapult play the effect of buckle or releasing buckle.

Described grass bow, it can be the rubber-like sheet metal, and an end of this sheet metal is held on the catapult, and the other end then is fixed in the umbrella on the rod, can not make catapult keep flexible open configuration when having the external force compacting.

Described grass bow, it can be the rubber-like pull bar, and an end is fixed in the end of catapult, one end is fixed in the umbrella in the rod, and when the pushing catapult, pull bar is upheld, the jag of catapult is retracted in the middle rod, otherwise then keeps making the two ends of catapult to protrude in middle excellent state.

In a word, described grass bow is flexible device, and its purpose is to make catapult keep certain elasticity with effect, makes to be collapsible in the middle rod when catapult is subjected to the external force compacting that when not having the external force compacting, catapult can freely be upheld outside middle rod.

Described grass bends, and can be fixed in the two ends of catapult, between the rod, spurs catapult in the umbrella corresponding with this end of the end of catapult, also promotes the form of catapult;

Described grass bow also can be fixed in the middle part of catapult, perhaps other position, as long as it can provide enough elasticity to catapult, the state of upholding when making its maintenance not have external force gets final product with nest under can buckle.

The utility model utilizes S shape or falls the catapult structure of (or anti-) S shape, and with the fixing middle part of catapult of bearing pin, can utilize lever principle to descend the buckle of nest dexterously, can reduce the stressed of catapult, improve its service life, and control easy, with low cost, very convenient in installing and using.

Description of drawings

Fig. 1 is the structural representation of the utility model embodiment,

Fig. 2 controls the schematic diagram of parachute-opening for the utility model embodiment,

Fig. 3 is the STRUCTURE DECOMPOSITION figure of the utility model embodiment.

The specific embodiment

Shown in Figure 1, the rod and the structure of handle in the umbrella are followed successively by umbrella head 8 from top to bottom, go up nest 7, umbrella frame supporting seat 6, deployment spring 5, time nest 4, middle excellent 3, button 2 and handle 1.Its package assembly is an existing mode, is not described in detail.

Catapult 3-2 is arranged in the umbrella in the rod 3, and conflict and be arranged at button 2 in the handle, the middle part of catapult 3-2 is fixed on the middle rod 3 by bearing pin 3-3, make that catapult can this bearing pin 3-3 be that rotate at the center, catapult 3-2 is anti-S shape structure, the button hole of rod during the one end can protrude in, it is the discount of arc-shaped structure, nest 4 under buckle when umbrella draws in, the other end then is arranged in excellent 3 of handle 1, be to hold part, least significant end forms the face that holds, and this holds face by the button 2 of conflicting of the opening on the middle excellent wall.

Grass bow 3-1 is the spring leaf of bending, be provided with and be fixed in in the rod 3, hold the bottom of catapult 3-2, make catapult have certain elasticity, rod 3 during its discount can be upheld out, nest 4 under the buckle.

The fixed head 1-1 that handle 1 usefulness is set up, this fixed head 1-1 is fixed in button 2 in the handle 1, and middle excellent 3 insert in the handle 1, and seal with gasket ring 1-2 on the top of handle.

Shown in Figure 2, push button 2 along the direction of arrow during parachute-opening, button 2 promotes the face that holds that holds part of the catapult that it held, owing in the rod 3, hold part strength acted on whole catapult 3-2 during catapult 3-2 is constrained in by bearing pin 3-3, make catapult 3-2 around bearing pin 3-3 rotation, thereby the discount that drives catapult 3-2 upper end is retracted in the middle rod 3, untie the buckle to following nest 4, following nest is moving on umbrella frame supporting seat 6 under the effect of deployment spring 5, reaches the purpose of parachute-opening.

In the parachute-opening process, catapult and bearing pin 3-3 do not stress basically, and the pressure of button 2 is converted into the pressure to grass bow 3-1, can improve service life of the present utility model like this.

Shown in Figure 3, umbrella, except that umbrella frame and umbrella cover, its assembling sequence from top to bottom is followed successively by umbrella head 8, goes up nest 7, umbrella frame supporting seat 6, deployment spring 5, nest 4, middle excellent 3, button 2 and handle 1 down; Be provided with catapult 3-2, bearing pin 3-3 and grass bow 3-1 in the wherein middle rod, the set-up mode of catapult 3-2, bearing pin 3-3 and grass bow 3-1 is at Fig. 1 and Fig. 2 and clear and definite sign and explanation are above arranged, and is not described in detail at this.

Handle 1 is made of two parts, main body and fixed head 1-1, fixed head 1-1 is for the design of button 2 and reason attractive in appearance is set, it as shown is down L shaped structure, the bottom has carriage, so that combine closely with the main body of handle, correspondence position all is provided with the opening of enough sizes on the main body of handle and the fixed head, so that sliding, button 2 pushes catapult 3-2, the keying of control umbrella; The top of handle is provided with the gasket ring 1-2 that is used for capping, to form the complete closure of handle, makes handle have good surface appearance when umbrella is opened, and can not be found the cavity of rod 3 in the grafting.

The above only is preferred embodiment of the present utility model, can not limit the scope that the utility model is implemented with this, and every structure and goal of the invention and embodiment are similar to embodiment of the present utility model, all should still belong in the utility model scope of patent protection.

Claims

1 one kinds of straight rib self-opening umbrella parachute-opening controlling organizations, include catapult, button, catapult is arranged in the umbrella in the rod, and conflict and be arranged at button in the handle, the middle part that it is characterized in that catapult is fixed on the middle rod by bearing pin, catapult is essentially S shape or anti-S shape structure, the button hole of rod during the one end can protrude in, the other end then is arranged in the rod of handle, and its outstanding position and by the button of conflicting of the opening on the excellent wall wherein, the upper end of catapult or lower end are provided with promising catapult and elasticity are provided and make its grass that keeps buckle state bow.

2 straight rib self-opening umbrella parachute-opening controlling organizations as claimed in claim 1 is characterized in that the upper end of catapult is the discount of arc, the button hole of rod in protruding in, and the lower end is for holding part, and formation holds face.

3 straight rib self-opening umbrella parachute-opening controlling organizations as claimed in claim 1, it is characterized in that the bow body between its catapult top and bottom is the even laminated structure of basic uniform thickness, the shape of its bow body can be rectangle, and perhaps the S shape of equal thickness is bent the middle part of body and offered perforation.

4 straight rib self-opening umbrella parachute-opening controlling organizations as claimed in claim 2 is characterized in that above-mentioned catapult, and its lower end and button contact-making surface are the bright and clean or smooth face that holds, and the inner surface of button can be provided with the smooth surface corresponding with it simultaneously.

5 straight rib self-opening umbrella parachute-opening controlling organizations as claimed in claim 4 is characterized in that above-mentioned button, and its inner surface preferably has the depression of shallow-layer, and this depression is corresponding and identical mutually with the bright and clean or burnishing surface of catapult lower end.

6 straight rib self-opening umbrella parachute-opening controlling organizations as claimed in claim 1 is characterized in that described catapult, and the length of its discount is slightly less than the length that its lower end holds part.

7 straight rib self-opening umbrella parachute-opening controlling organizations as claimed in claim 1 is characterized in that described grass bow, and it can be simple spring, and are fixing and be to invest between catapult and the middle rod.

8 straight rib self-opening umbrella parachute-opening controlling organizations as claimed in claim 1 is characterized in that described grass bow, and it can be the rubber-like sheet metal, and an end of this sheet metal is held on the catapult, and the other end then is fixed in the umbrella on the rod.

9 straight rib self-opening umbrella parachute-opening controlling organizations as claimed in claim 1 is characterized in that described grass bow, and it can be the rubber-like pull bar, and an end is fixed in the end of catapult, and an end is fixed in the umbrella in the rod.

10 straight rib self-opening umbrella parachute-opening controlling organizations as claimed in claim 1 is characterized in that described grass bow, can be fixed in the two ends of catapult, between the rod, also promote the form of catapult in the umbrella corresponding with this end of the end of catapult.