CN102845964A

CN102845964A - Simplifying type straight rib self-opening umbrella

Info

Publication number: CN102845964A
Application number: CN2011101800585A
Authority: CN
Inventors: 周金雄
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-06-29
Filing date: 2011-06-29
Publication date: 2013-01-02

Abstract

The invention discloses a simplifying type straight rib self-opening umbrella. The self-opening umbrella comprises a middle rib, an upper nest at the upper end of the middle rib, main frames which are in a pivot joint with the upper nest in a redial mode, support frames which are in the pivot joint with the middle ends of the main frames, a lower nest which is connected with the middle rib in a sleeved mode and a lock catch structure which is used for locking the lower nest. The self-opening umbrella is characterized in that a spring which is capable of stretching along an axial direction of the middle rib is internally arranged in the middle rib, the spring is connected with a drawing rope, the tail end of the drawing rope is connected with the lower nest, the position of the upper end of the middle rib, which is close to the lower end of the upper nest, is provided with a blocking tube, the drawing rope drives the lower nest to move under the driving of the spring, when the lower nest is not locked by the lock catch structure, the drawing rope holds on the lower nest to abut to the blocking tube, and when the lower nest is locked, the spring is maintained in a tensioning state. According to the simplifying type straight rib self-opening umbrella, the spring is arranged in the middle rib to drive the drawing rope to move, and then the drawing rope drives the lower nest to move, the umbrella can be automatically opened, redundant springs are not required to be arranged on the ribs, the structure is simplified, when the self-opening umbrella is closed, the space can not be occupied by the redundant springs, and thereby the self-opening umbrella can be closed to the minimum size.

Description

Simplified automatic straight umbrella

[technical field]

The present invention relates to daily rain gear, relate in particular to the automatic umbrella of straight bone type

[background technology]

Umbrella is daily common daily necessities, the umbrella of various kinds has, mainly be that a kind of straight rib self-opening umbrella that automatic folding is opened function that has is discussed in this application, so-called straight bone is relative folded umbrella, it is exactly the middle rod of the handle of umbrella that the structure of vertical frame umbrella generally includes as supportive body and lower end, at the fixing upper nest in middle rod the top, be the main bone that radial pivot joint supports umbrella cover with upper nest, prop up main bone and be the support rib of radial pivot joint with lower nest, and so-called lower nest is the movable part that is set on the middle rod and can axially be free to slide along middle rod, struts the spring of main bone, open the automatic control section that closes one's umbrella.

The automatic umbrella basic principle all is at main bone a plurality of springs to be set, this spring potential energy is to drive the state that the umbrella maintenance struts, and be the state that spring is compressed when drawing umbrella in, it is nervous that spring keeps, freely firmly just keep the umbrella rounding state to lower nest snap close this moment, so, need only one and unclamp lower nest part, under the driving of spring, umbrella is automatically opened and is propped up.

But in this structure, partly need to arrange a plurality of springs at umbrella frame, complex structure and in case have spring to damage or fault all can cause umbrella not use, and the umbrella body structure is lengthy and tedious, succinct not, even be in the state of gathering, the form of umbrella is still huge and can't be retracted to less volume.

[summary of the invention]

The present invention is directed to above problem and proposed especially the Simplified automatic straight umbrella that a kind of retraction volume is little, simple in structure, need to not arrange at umbrella frame a plurality of springs.

Technical scheme of the present invention is: a kind of Simplified automatic straight umbrella, comprise middle rod, upper nest in middle rod upper end, main bone with the radial pivot joint of upper nest, support rib with main bone middle-end pivot joint, be socketed in the lower nest on the rod, the stay buckle structure of nest of padlock, it is characterized in that, the flexible spring of excellent axis direction in the built-in edge in described middle rod, described spring is connected with a stay cord, described stay cord tail end and described lower nest link together, the lower end that approaches nest in described middle rod upper end is provided with the shelves pipe that nest under the conduct moves the limit, described stay cord is that nest moves under spurring under Spring driving, stay cord was held lower nest and is withstood the shelves pipe when nest was not subjected to the buckle structure padlock instantly, described lower nest during by snap close spring keep tensioning.

The end of described spring is provided with the movable pulley plug of slide guide stay cord, and along with elongation and the shortening of spring, stay cord is forced in the movable pulley plug and slides, thereby it is partly flexible to cause being connected to lower nest, and final result is to drive lower nest to slide at middle rod.

Have the fixed section of stay cord in middle excellent inner upper end, the top of stay cord is fixed on fixed section, and a pulley base is arranged in addition in the upper end, and stay cord stretches out by described pulley base slide guide and is connected to lower nest outside the middle rod.

Described spring is Compress Spring, and the top of described spring and middle excellent inside are fixed together, and bottom springing in middle rod has the movable pulley plug in the lower end of spring, and described stay cord is walked around pulley base again from the movable pulley plug that fixed section walks around the spring lower end.

Described spring is extension spring, and the bottom of described spring and middle excellent inside are fixed together, and top springing in middle rod has the movable pulley plug in the upper end of spring, and described stay cord is walked around pulley base again from the movable pulley plug that fixed section walks around the spring upper end.

Described buckle structure is elastic piece structure or press-button structure.

Beneficial effect of the present invention: drive stay cord and move by being arranged on the inner spring of middle rod, and the lower nest of stay cord pulling moves and the purpose that realizes automatically unfurling an umbrella, and do not need to arrange unnecessary spring again on umbrella frame, structure is simplified.The volume that can not taken up space by unnecessary spring when drawing automatic umbrella in, thus draw minimum volume in.

[description of drawings]

Fig. 1 is the embodiment of the invention 1 structural representation;

Fig. 2 is the local enlarged diagram of A part of Fig. 1;

Fig. 3 is the local enlarged diagram of B part of Fig. 1;

Fig. 4 is the embodiment of the invention 2 structural representations;

Fig. 5 is the local enlarged diagram of D part of Fig. 4;

Fig. 6 is the local enlarged diagram of C part of Fig. 4.

Wherein: 1, handle; 2, middle rod; 3, lower nest; 4, upper nest; 5, buckle structure; 6, support rib; 7, main bone; 8, stay cord; 9, movable pulley plug; 10, spring; 11, fixed section; 12, pulley base; 13, shelves pipe.

[specific embodiment]

In order to make purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.

Embodiment 1: described Simplified automatic straight umbrella, comprise middle excellent 2, upper nest 4 in middle excellent 2 upper ends, main bone 7 with upper nest 4 radial pivot joints, support rib 6 with main bone 7 middle-ends pivot joint, be socketed in the lower nest 3 on excellent 2, the stay buckle structure 5 of nest 3 of padlock, it is characterized in that, the flexible spring 10 of excellent 2 axis directions in the built-in edge in described middle excellent 2, described spring 10 is connected with a stay cord 8, described stay cord 8 tail ends and described lower nest 3 link together, the lower end of nest 4 is provided with the shelves pipe 13 that nest 3 under the conduct moves the limit on described middle excellent 2 upper ends approach, described stay cord 8 is that nest 3 moves under spurring under spring 10 drives, stay cord 8 was held lower nest 3 and is withstood shelves pipe 13 when nest 3 was not subjected to buckle structure 5 padlock instantly, described lower nest 3 during by snap close spring keep tensioning.

Being the handle 1 of umbrella in the lower end of middle rod, is exactly buckle structure at handle with the place that middle rod is connected.

The end of described spring is provided with the movable pulley plug 9 of slide guide stay cord 8, and along with elongation and the shortening of spring 10, stay cord 8 is forced in the movable pulley plug 9 and slides, thereby it is flexible to cause being connected to lower nest 3 parts, and final result is to drive lower nest 3 to slide middle excellent 2.

Have stay cord fixed 11 in middle excellent 2 inner upper end, the top of stay cord 8 is fixed on fixed 11, and a pulley base 12 is arranged in addition in the upper end, and stay cord 8 stretches out by described pulley base 12 slide guides and is connected to lower nest 3 outside middle excellent 2.

In the present embodiment, described spring 10 is Compress Springs, namely when umbrella draws in, when lower nest 3 is subject to the control of snap close locking dynamics, spring is to be in compressive state, length is in short status, when using Compress Spring, is that top and the middle excellent inside with described spring is fixed together, bottom springing in middle rod, have the movable pulley plug in the lower end of spring, described stay cord 8 is walked around pulley base again from the movable pulley plug that fixed section walks around the spring lower end.

Be under the spring nature, loosen, length is elongated to the longest scope, the lower end of Compress Spring 10 is elongated to the bottom in the middle rod, and stay cord 8 passes the movable pulley plug of the lower end of Compress Spring, so stay cord 8 is more taken in middle rod, the part of staying the outside by pulley base is in short status, at this moment, lower nest 3 is moved to top by stay cord 8, withstands on shelves pipe 13 places.And lower nest 3 is propped up support rib 6, and support rib 6 struts main bone 7, and main bone 7 opens umbrella cover fully.

Can use elastic piece structure or the press-button structure of buckle structure, described elastic piece structure refers to that spring withstands shell fragment, blocks the space of lower nest 3 after shell fragment presses down and moves, and abdicates the duct that can allow that lower nest 3 ledges pass through, lower nest 3 is untied the padlock state, automatically struts.

Described press-button structure is, button has an outstanding buckle, fastens lower nest 3, when pressing the button, namely presses outstanding buckle, and rod is inner in the buckle indentation, and the buckle that lower nest 3 is not highlighted stops, up slides, and automatically struts.

Embodiment 2:

Present embodiment and embodiment 1 different part are, the inner spring of middle rod, described spring adopts extension spring, be about to the extension spring bottom and be fixed on the inner bottom of middle rod, and that the top of spring remains on middle excellent internal activity is flexible, has the movable pulley plug in the upper end of described extension spring, and described stay cord is walked around the movable pulley plug of spring upper end from fixed section, walk around again pulley base, stretch out at last and be connected to lower nest 3.

Be not subjected at spring under the state of external force control, the inner place on the lower of middle rod is dropped in spring upper end, below stay cord is pulled to, stays the short status of stay cord 8 length of outside, being lower nest 3 is at this moment moved to when withstanding grade pipe by stay cord 8, when lower nest 3 is moved down, when last institute fastens, stay cord 8 is moved to the longest state in outside of staying, at this moment, stay cord 8 is spurring the movable sliding plug of spring, is elongated and driving spring, is in the tensioned state.

Beneficial effect of the present invention: drive stay cord 8 and move by being arranged on the inner spring of middle rod, and the lower nest 3 of stay cord 8 pullings moves and the purpose that realizes automatically unfurling an umbrella, and do not need to arrange unnecessary spring again on umbrella frame, structure is simplified.The volume that can not taken up space by unnecessary spring when drawing automatic umbrella in, thus draw minimum volume in.

Claims

1. Simplified automatic straight umbrella, comprise middle rod, upper nest in middle rod upper end, main bone with the radial pivot joint of upper nest, support rib with main bone middle-end pivot joint, be socketed in the lower nest on the rod, the stay buckle structure of nest of padlock, it is characterized in that, the flexible spring of excellent axis direction in the built-in edge in described middle rod, described spring is connected with a stay cord, described stay cord tail end and described lower nest link together, the lower end that approaches nest in described middle rod upper end is provided with the shelves pipe that nest under the conduct moves the limit, described stay cord is that nest moves under spurring under Spring driving, stay cord was held lower nest and is withstood the shelves pipe when nest was not subjected to the buckle structure padlock instantly, described lower nest during by snap close spring keep tensioning.

2. described Simplified automatic straight umbrella according to claim 1 is characterized in that the end of described spring is provided with the movable pulley plug of slide guide stay cord.

3. described Simplified automatic straight umbrella according to claim 1, it is characterized in that having the fixed section of stay cord in middle excellent inner upper end, the top of stay cord is fixed on fixed section, a pulley base is arranged in addition in the upper end, and stay cord stretches out by described pulley base slide guide and is connected to lower nest outside the middle rod.

4. according to claim 2 or the described Simplified automatic straight umbrella of 3 one, it is characterized in that, described spring is Compress Spring, the top of described spring and middle excellent inside are fixed together, bottom springing in middle rod, have the movable pulley plug in the lower end of spring, described stay cord is walked around described pulley base again from the movable pulley plug that fixed section walks around the spring lower end.

5. according to claim 2 or the described Simplified automatic straight umbrella of 3 one, it is characterized in that, described spring is extension spring, the bottom of described spring and middle excellent inside are fixed together, top springing in middle rod, have the movable pulley plug in the upper end of spring, described stay cord is walked around pulley base again from the movable pulley plug that fixed section walks around the spring upper end.

6. described Simplified automatic straight umbrella according to claim 1 is characterized in that described buckle structure is elastic piece structure or press-button structure.