CN2312607Y

CN2312607Y - Middle rod of three-fold umbrella

Info

Publication number: CN2312607Y
Application number: CN 97230465
Authority: CN
Inventors: 王斌章
Original assignee: Individual
Current assignee: Individual
Priority date: 1997-12-19
Filing date: 1997-12-19
Publication date: 1999-04-07
Anticipated expiration: 2007-12-19

Abstract

The utility model relates to a middle stick which is suitable for three-folding umbrellas, which comprises a stick body, an upper connection head and a lower connection head. The lower connection head is provided with a lower locking hole. The structure is characterized in that the upper connection head is also provided with a guide surface and is provided with an upper locking hole; the lower connection head is provided with a limit stop block; the cross section of the stick body forms a four-edge and two-arc shape. Thus, the utility model has the advantages of reasonable structural design, good use effect, beautiful appearance, etc.

Description

A kind of triple folding umbrella king-rod

The utility model relates to a kind of bar, particularly a kind of triple folding umbrella king-rod, and it is applicable on the triple folding umbrella.Triple folding umbrella king-rod structure of the prior art as shown in Figure 1 and Figure 2, it mainly by shaft 1 ', upper binding head 2 ' and lower union joint 3 ' form, shaft 1 ', upper binding head 2 ' and lower union joint 3 ' fuse, upper binding head 2 ' be provided with gathering sill 4 ' and 5 ' and locking elongated slot 8 ', lower union joint 3 ' on have down lock hole 6 ' and be provided with limited block 7 '; Shaft 1 ' cross sectional shape be hexagon, bar remains in actual use in following shortcoming in the triple folding umbrella of this structure: 1 structural design is reasonable inadequately, the locking elongated slot means that upper binding head is to adopt bungee to lock mutually with interior bar, play about the bar in easily making; 2, since on upper binding head, be provided with gathering sill 4 ' and 5 ', cause complex process, and destroyed good looking appearance.

The purpose of this utility model is to overcome existing above-mentioned deficiency in the prior art, and a kind of reasonable in design is provided, is difficult for play and shapely triple folding umbrella king-rod during with interior rod lock.

The purpose that the utility model proposed can be achieved through the following technical solutions: this triple folding umbrella king-rod comprises shaft, upper binding head and lower union joint, on lower union joint, have lock hole down, its design feature is also to design spigot surface is arranged on upper binding head, and have a lock hole, lower union joint is provided with positive stop, and the cross sectional shape of shaft is four limits, two arcs.

The utility model compared with prior art has the following advantages and effect: 1, reasonable in design, do not understand play up and down between king-rod and interior bar; 2, because shaft is shaped as four limits, two arcs, so its good looking appearance is generous.

Description of drawings is as follows:

Fig. 1 is the front view of triple folding umbrella king-rod in the prior art.

Fig. 2 is the vertical view cutaway drawing of triple folding umbrella king-rod in the prior art.

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

Fig. 4 is a vertical view cutaway drawing of the present utility model.

Fig. 5 is an A-A cutaway view of the present utility model.

Fig. 6 is a B-B cutaway view of the present utility model.

Fig. 7 is that C of the present utility model is to view.

Following the utility model will be in conjunction with the accompanying drawings, and be described in further detail by embodiment.

Referring to Fig. 3-Fig. 7, the utility model designs on upper binding head 2 spigot surface 9, and this spigot surface 9 is arranged on the cambered surface, thus upper binding head 2 be shaped as hexagon; Simultaneously also be provided with lock hole 10 on the upper binding head 2, lock hole 10 is circular holes on this, so that can play when locking mutually with interior bar; Have down lock hole 6 on the lower union joint 3, and be provided with positive stop 11; The cross sectional shape of shaft 1 is four limits, two arcs, and the lines flow smoothly to make whole king-rod.

During assembling, by cone and leaf spring self-locking, do not make interior bar play up and down between last lock hole 10 on the upper binding head 2 and the interior bar.

Claims

1, a kind of triple folding umbrella king-rod, comprise shaft, upper binding head and lower union joint, on lower union joint, have lock hole down, it is characterized in that: on upper binding head (2), also be provided with spigot surface (9), and have a lock hole (10), lower union joint (3) is provided with positive stop (11), and the cross sectional shape of shaft (1) is four limits, two arcs.

2, triple folding umbrella king-rod as claimed in claim 1 is characterized in that: the last lock hole (10) on the upper binding head (2) is a circular hole.