CN2847938Y

CN2847938Y - Umbrella frame

Info

Publication number: CN2847938Y
Application number: CN 200520065367
Authority: CN
Inventors: 陈传扬
Original assignee: HONGTAIXING PLASTIC CO Ltd SHENZHEN CITY
Current assignee: HONGTAIXING PLASTIC CO Ltd SHENZHEN CITY
Priority date: 2005-09-28
Filing date: 2005-09-28
Publication date: 2006-12-20
Anticipated expiration: 2015-09-28

Abstract

The utility model relates to an umbrella skeleton of a sunny and rain umbrella. The utility model comprises main ribs (1), supporting ribs (2) and a pull wire (3) which limits the main ribs (1) not to be turned outwards, wherein the inner ends of the main ribs (1) and the supporting ribs (2) are pivoted with an upper nest (5) and a lower nest (6), the main ribs (1) support an umbrella surface, the outer end parts of the supporting ribs (2) are hinged with the main ribs (1), the inner end part of the pull wire (3) is hinged with the supporting ribs (2), the outer end part of the pull wire (3) is sheathed with the main ribs (1) glidingly, and the slide range of the outer end of the pull wire (3) along the main ribs (1) is limited in the range of one small length section L near the outer ends of the main ribs (1). The outer ends of the main ribs (1) of the umbrella skeleton of a sunny and rain umbrella are connected to the supporting ribs (2) through adding the pull wire (3). The bending resisting strength of the main ribs (1) can be obviously increased, and the main ribs (1) of the umbrella can not be easily turned outwards even if strong wind is met. Thus, a person who spreads an umbrella can be free from the pain of rain, the fracture of long main ribs caused by outward turn can be prevented and the utility model is favorable to extend the service life of umbrellas.

Description

The umbrella frame frame of en-toutcas

Technical field

The utility model relates to the member of en-toutcas, relates in particular to a kind of umbrella frame frame of long bone en-toutcas.

Background technology

Existing en-toutcas, especially long bone en-toutcas, its rim structure of umbrella as shown in Figure 1, mainly form by a main bone 1 and a support bone 2, the inner of a described main bone 1 and a support bone 2 respectively with the

last nest

5 and 6 pivot joints of following nest of umbrella, described main bone 1 is the umbrella cover that a long bone supports whole or major part, and described support bone 2 outer ends are articulated in the middle part of main bone 1.Because of the length of main bone 1 longer, its bending strength also relatively a little less than, when running into high wind, main bone 1 is easy to be driven and past suddenly turning up by umbrella cover with support bone 2 pin joint part in addition, main bone 1 tends to damage because of bending by force, when main bone 1 adopted elasticity umbrella frame such as fiber bone, though utilize the elasticity of itself can avoid main bone 1 to fracture because of turning up, the people who opens an umbrella was moistened by rain.

The utility model content

The technical problems to be solved in the utility model is to provide a kind of and has bigger bending strength, umbrella frame can be toward the umbrella frame frame of the en-toutcas that turn up yet when running into high wind.

The technical scheme in the invention for solving the above technical problem is, manufacture and design a kind of umbrella frame frame of en-toutcas, comprise: an inner main bone and a support bone that articulates with last nest and following nest respectively, described main bone support umbrella cover, the outer end of described support bone and main bone are hinged; In addition, comprise that also the described main bone of restriction can not be to the backguy of turning up; The inner end of this backguy and described support bone are hinged, its outer end and described main bone slip socket, and described backguy outer end is limited in along the sliding scale of main bone in the scope of a bit of length L of the nearly outer end of main bone.Like this, when umbrella frame is subjected to the up active force of high wind, main bone will be subjected to the strong tractive of backguy and can not turn up.

The hinged sliding sleeve in described backguy outer end, this sliding sleeve is actively socketed on the main bone, set firmly the block that a restriction sliding sleeve inwardly moves along the inner of main bone sliding scale L in described backguy outer end, can make the backguy outer end slide and can not cross block thus along the scope of the nearly outer end of main bone.

Described backguy outer end is along the length of the main bone sliding scale L length less than 1/5 main bone, and the main bone of the distance outer end, the inner of line segment L is the length of 1/4 to 1/3 main bone; In the softened state of umbrella, the sliding sleeve and the block of described backguy outer end are inconsistent, and the main bone of part, a part support bone and backguy form stable triangle implicated relationship, and such structure has strengthened the bending strength of umbrella frame frame greatly.

In the utility model, described backguy has following two kinds of connected modes with a support bone:

One, described backguy the inner are articulated in propping up on the support bone joint that support bone is connected with main bone.

Two, be fixed with a metal fitting on described support bone, described backguy the inner is articulated on this metal fitting.

Described support bone joint can adopt plastic material one-body molded when adopting above-mentioned first kind of connected mode.

Described block can be the fixedly sleeved collar on main bone.

Strut, draw in and the wind-engaging masterpiece time spent at umbrella, described sliding sleeve is stressed bigger, so be fit to adopt metal material, described block then can adopt metal or plastic material.

Compare with prior art, the outer end that the umbrella frame frame of the utility model en-toutcas will be grown main bone by a backguy is connected on the support bone, can obviously improve its bending strength, even run into high wind, the main bone of the length of umbrella also is not easy toward turning up, thereby make the people who opens an umbrella avoid the hardship that drenches with rain, and can prevent that long main bone from because of fractureing to turning up, helping prolonging the service life of umbrella.

Description of drawings

Fig. 1 is the structural representation of existing umbrella framework;

Structural representation when Fig. 2 is umbrella frame folding of the present utility model;

Structural representation when Fig. 3 struts for umbrella frame of the present utility model;

Fig. 4 is described backguy 3 and the structural representation that props up support bone 2 another kind of connected modes.

The specific embodiment

Be described in further detail below in conjunction with the most preferred embodiment shown in the accompanying drawing.

As Fig. 2 and shown in Figure 4, the umbrella frame frame of the utility model en-toutcas comprises: the inner main bone 1 that articulates with last nest 5 and following nest 6 respectively and prop up a support bone 2, described main bone 1 supports umbrella cover, and a support bone joint 21 of described support bone 2 outer ends is articulated in main bone joint 13 places at main bone 1 middle part.Special feature of the present utility model is: comprise that also the described main bone 1 of restriction can not be to the backguy 3 of turning up, the inner end of this backguy 3 and described support bone 2 are hinged, the hinged sliding sleeve 11 in its outer end, and this sliding sleeve 11 is actively socketed on the main bone 1.Be fixed with the block 12 that a restriction sliding sleeve 11 inwardly moves in the outer end of main bone 1 the above main bone joint 13, backguy 3 outer ends can be limited in along the sliding scale of main bone 1 in the scope of block 12 a bit of length L in addition.

As shown in Figure 3, under the state that umbrella struts, until just in time inconsistent with block 12, the main bone 1 of part, a part support bone 2 and backguy 3 form stable triangle implicated relationship to the sliding sleeve 11 of described backguy 3 outer ends along main bone 1 past interior slip.When umbrella was subjected to from the bottom up active force of high wind, sliding sleeve 11 is stopped by block 12 can not be toward interior slip, and backguy 3 tractive tightly main bone 1 and made it can not be toward turning up.

As shown in Figure 2, under the state that umbrella draws in, the sliding sleeve 11 of described backguy 3 outer ends leaves block 12 and slides outward along main bone 1.Described sliding sleeve 11 is along the length of the sliding scale L of main bone 1 length less than 1/5 main bone 1, and the main bone of distance 1 outer end, the inner of line segment L is that the length of 1/4 to 1/3 main bone 1 is comparatively suitable.

Described backguy 3 and the following dual mode that is connected with that props up support bone 2:

First kind: as Fig. 2 or Fig. 3, described backguy 3 the inners are articulated in the inner of propping up support bone joint 21 that a support bone 2 is connected with main bone 1, and this support bone joint 21 is done longlyer slightly than general joint, adopt plastic material one-body molded, and this structure can be simplified the parts of umbrella frame.

Second kind: as Fig. 4, be fixed with a metal fitting 22 on described the support bone 2, described backguy 3 the inners are articulated on this metal fitting 22, and metal fitting 22 can be close to a support bone joint 21 and be provided with.This structure can be strengthened the tensile strength of backguy 3 inner hinged places.

Described sliding sleeve 11 struts at umbrella, gathering or wind-engaging masterpiece time spent; stressed bigger; therefore preferably adopt the bigger metal material of intensity to make; 12 of described blocks can adopt metal or plastic material; the form of block 12 can be various; in the utility model, described block 12 is the fixedly sleeved collar on main bone 1.

Claims

1, a kind of umbrella frame frame of en-toutcas comprises: a main bone (1) and a support bone (2) that the inner articulates with last nest (5) and following nest (6) respectively, and described main bone (1) support umbrella cover, the outer end of described support bone (2) and main bone (1) are hinged; It is characterized in that: comprise that also the described main bone of restriction (1) can not be to the backguy of turning up (3); Inner end of this backguy (3) and described support bone (2) are hinged, its outer end and described main bone (1) slip socket, and described backguy (3) outer end is limited in along the sliding scale of main bone (1) in the scope of a bit of length L of the nearly outer end of main bone (1).

2, the umbrella frame frame of en-toutcas according to claim 1, it is characterized in that: the hinged sliding sleeve in described backguy (3) outer end (11), this sliding sleeve (11) is actively socketed on the main bone (1), sets firmly one in described backguy (3) outer end along the inner of main bone (1) sliding scale L and limits the block (12) that sliding sleeve (11) inwardly moves.

3, the umbrella frame frame of en-toutcas according to claim 1, it is characterized in that: described backguy (3) outer end is along the length of main bone (1) the sliding scale L length less than 1/5 main bone (1), and distance main bone (1) outer end, the inner of line segment L is the length of 1/4 to 1/3 main bone (1); In the softened state of umbrella, the sliding sleeve (11) of described backguy (3) outer end is inconsistent with block (12), and the main bone of part (1), a part support bone (2) and backguy (3) form stable triangle implicated relationship.

4, according to the umbrella frame frame of claim 1,2 or 3 described en-toutcas, it is characterized in that: described backguy (3) the inner is articulated in propping up on the support bone joint (21) that support bone (2) is connected with main bone (1).

5, the umbrella frame frame of en-toutcas according to claim 4 is characterized in that: described support bone joint (21) adopts plastic material one-body molded.

6, according to the umbrella frame frame of claim 1,2 or 3 described en-toutcas, it is characterized in that: be fixed with a metal fitting (22) on described the support bone (2), described backguy (3) the inner is articulated on this metal fitting (22).

7, according to the umbrella frame frame of claim 1,2 or 3 described en-toutcas, it is characterized in that: described block (12) is the fixedly sleeved collar on main bone (1).

8, according to the umbrella frame frame of claim 1,2 or 3 described en-toutcas, it is characterized in that: described sliding sleeve (11) adopts metal material, and described block (12) adopts metal or plastic material.