CN202999585U

CN202999585U - Automatic opening-closing multi-fold umbrella with middle rod easy to fold

Info

Publication number: CN202999585U
Application number: CN 201220543216
Authority: CN
Inventors: 黄禄财
Original assignee: Meijiamei Umbrella (huizhou) Co Ltd
Current assignee: Meijiamei Umbrella (huizhou) Co Ltd
Priority date: 2012-10-11
Filing date: 2012-10-23
Publication date: 2013-06-19
Anticipated expiration: 2022-10-23
Also published as: WO2014056294A1

Abstract

The utility model discloses an automatic opening-closing multi-fold umbrella with a middle rod easy to fold. The automatic opening-closing multi-fold umbrella with the middle rod easy to fold comprises the middle rod (1), an umbrella head (2), an upper nest (31), a lower nest (32) and an umbrella opening spring, wherein the umbrella opening spring is installed inside the middle rod (1). The umbrella opening spring comprises a first spring (51) and a second spring (52), wherein the first spring (51) and the second spring (52) are respectively independent. The second spring (52) is installed in an inner cavity of an outer pipe (13). The first spring (51) is installed in an inner cavity, below the second spring (52), of the middle rod (1). The automatic opening-closing multi-fold umbrella with the middle rod easy to fold greatly reduces physical strength required for closing the umbrella, is easy to fold and can be conveniently used even by the old and the weak.

Description

Be easy to the automatic multifold umbrella of folding middle rod

Technical field

The utility model relates to a kind of parachute kit used in everyday, particularly relates to a kind of multi-fold umbrella of automatic open-close.

Background technology

Existing automatic multifold umbrella normally by arrange at middle excellent inner chamber deployment spring stretching, extension is provided in the rod power, the structure such as extension spring is set on umbrella frame the power of umbrella frame folding is provided, one can be fixed in the umbrella head or d/d sub warhead and two ends can pull to slip off umbrella on lower nest or discharge time nest with bracing wire that this sub warhead is connected with lower nest respectively and close one's umbrella.Disclose automatically the opening of a kind of multi-fold umbrella, receiving apparatus as the notification number Chinese utility model patent that is CN2827075, just can realize the purpose of parachute-opening or folding umbrella frame by pressing button on the umbrella head.but a deployment spring only is set in the middle rod of existing this automatic umbrella folding and unfolding usually comes parachute-opening, for being opened fully, umbrella puts in place, need to strengthen intensity and the number of turns of deployment spring, so, just require great effort very much during rod in folding closing one's umbrella, because the deployment spring number of turns is more, intensity is stronger, in folding, excellent needed strength is just larger, in addition, deployment spring when deployed condition from nest bottom extend to the umbrella head always, in the time of it will being compressed to umbrella closing state, the length of one pipe joint body often needs larger strength just can complete, usually want the power of 6-8 kilogram, so using, the elderly and infirm will feel very painstaking.

The utility model content

The utility model only needs the automatic multifold umbrella of less strength for the defective of prior art when providing excellent in a kind of compression that closes one's umbrella.

The technical solution of the utility model is as follows: a kind of automatic multifold umbrella that is easy to folding middle rod, comprise: middle rod, umbrella head, be fixed on described middle excellent top upper nest, be slidably socketed in the lower nest of described middle rod and be arranged on deployment spring in middle rod, described middle rod comprises a joint inner tube, a joint that is slidably socketed successively from the inside to the outside or saves outer tube with upper intermediate tube and, described inner tube bottom is affixed with described umbrella head, and described outer tube top and described upper nest are affixed.

Described deployment spring comprises separately independently the first spring and the second spring, and described the second spring fitting is in the inner chamber of described outer tube, in the middle excellent inner chamber of described the first spring fitting below this second spring.

At the complete folded state of middle rod, the top of described outer tube is higher than the top of pipe in outermost layer, and described the second spring is folded in outermost layer in the cavity between the top of pipe top and described outer tube.

Described outer tube bottom is provided with a bottom plug, and the bottom of described the second spring offsets with this bottom plug top, offsets bottom described the first spring top and this bottom plug.

Described bottom plug is movably installed in outer tube bore.

Offer vertical through holes on described bottom plug, described upper nest bottom is fixed with a sebific duct that is plugged in middle excellent inner chamber, this sebific duct pass described through hole insert in tube cavity, described the first spring top is enclosed within outside this sebific duct bottom.

Compared with prior art, automatic umbrella folding and unfolding of the present utility model has following beneficial effect: the deployment spring in middle rod is divided into upper and lower two sections by one section, be arranged on respectively in upper and lower section body, compression travel when every section deployment spring is folding thus is shorter than existing one-part form deployment spring greatly, therefore when closing one's umbrella in compression rod required strength also greatly reduce, user thus, especially the elderly and infirm such as old man, child is more handy when routine use.

Description of drawings

Fig. 1 is the cross-sectional view of the utility model automatic multifold umbrella when deployed condition;

Fig. 2 is the cross-sectional view of the utility model automatic multifold umbrella when umbrella closing state;

Fig. 3 is the exploded view of the utility model automatic multifold umbrella.

The specific embodiment

Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.

As shown in Figure 1, the utility model be easy to folding in the automatic multifold umbrella of rod comprise: be provided with the bone spring 81 that closes one's umbrella umbrella frame assembly 82, middle excellent 1, umbrella head 2, be fixed on described middle excellent 1 top upper nest 31, be slidably socketed in described middle excellent 1 lower nest 32 and automatic open-close device.Described middle excellent 1 comprises a joint inner tube 11, a joint that is slidably socketed successively from the inside to the outside or saves outer tube 13 with upper intermediate tube 12 and, and described inner tube 11 bottoms and described umbrella head 2 are affixed, and described outer tube 13 tops and described upper nest 31 are affixed.In the present embodiment, described automatic open-close device comprises: be arranged on deployment spring in middle excellent 1, be arranged on nest 31 places upper nest pulley 83, be located at lower nest 32 places lower nest pulley 84, bracing wire 85, be fixed in nest 31 bottoms and insert in excellent 1 inner chamber sebific duct 86, sub warhead 87, be arranged on control button 88 on umbrella head 2 and keyholed back plate 89 etc.Described bracing wire 85 1 end connexon bullets 87, the other end is walked around nest pulley 83 after passing described sebific duct 86 inner chambers, then nest pulley 84 under pile warp, is fixed at last on nest 31.Closed one's umbrella in compression excellent 1 o'clock, described sebific duct 86 will sub warhead 87 advances in keyholed back plate 89 downwards and makes sub warhead 87 locked (as Fig. 2).When pressing control button 88, perhaps compressed middle excellent 1 will be released and parachute-opening under the effect of deployment spring (as Fig. 1), will be released into that in middle excellent 1 inner chamber, umbrella frame is able to folding thereby perhaps be locked to sub warheads 87 in keyholed back plate 89.Above structure is prior art, repeats no more herein.

Improvements of the present utility model are deployment spring parts wherein, and the below is described in detail as an example of triple folding umbrella example.As shown in figures 1 and 3, described deployment spring by respectively independently the first spring 51 and the second spring 52 form, described the second spring 52 is arranged in outer tube 13 inner chambers, the first spring 51 is installed in middle excellent 1 inner chamber of the second spring 52 belows.

As shown in Figure 1, be provided with a bottom plug 6 at described outer tube 13 inner chambers the first spring 51 and the second spring 52 are separated, the bottom of described the second spring 52 and this bottom plug 6 tops offset, and described the first spring 51 tops and this bottom plug 6 bottoms offset.In addition, this bottom plug 6 is mobilizable, thus, in opening the process that closes one's umbrella, bottom plug 6 can move up and down along outer tube 13 inner chambers under the effect of upper and lower spring, elastic force between can better upper and lower two springs of balance, but the transverse width of described bottom plug 6 is greater than the width between pipe 13 inwalls in outermost layer, so this bottom plug 6 can not be crossed middle pipe 13 tops downwards.

As shown in Figure 2, the length of described outer tube 13 is greater than the length of middle pipe 12 and inner tube 11, thus middle excellent 1 when fully folding, the top of this outer tube 13 is higher than the top of middle pipe 12, and described the second spring 52 is folded in cavity between middle pipe 12 tops and outer tube 13 tops.

Offer through hole on described bottom plug 6, described sebific duct 86 pass through hole on this bottom plug 6 insert in pipe 12 inner chambers.Described the first spring 51 tops are enclosed within this sebific duct 86 and pass outside the part of bottom plug below 6, thus this first spring 51 are had correcting effect preferably.

Automatic multifold umbrella of the present utility model also can be applicable to the three above multi-fold umbrellas of folding, and at this moment, described the second spring 52 and bottom plug 6 are arranged in outer tube 13 inner chambers, and described the first spring 51 is arranged in the tube cavity of this bottom plug below 6.

Its deployment spring of automatic multifold umbrella of the present utility model is divided into independently two sections, every section needed elastic force of spring is less than existing one-part form deployment spring, and the length ratio of the required compression of each section spring when closing one's umbrella is significantly smaller than the reduction length ratio of existing employing one-part form deployment spring, when closing one's umbrella thus in compression the required strength of rod also greatly reduce, child old man feels very light and handy, even also can conveniently use.

The above is only preferred embodiment of the present utility model, is not limited to the utility model, and for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.

Claims

1. one kind is easy to folding middle excellent automatic multifold umbrella, comprise: middle rod (1), umbrella head (2), be fixed on described middle rod (1) top upper nest (31), be slidably socketed in the lower nest (32) of described middle rod (1) and be arranged on deployment spring in middle rod (1), described middle rod (1) comprises a joint inner tube (11), a joint that is slidably socketed successively from the inside to the outside or saves outer tube (13) with upper intermediate tube (12) and, described inner tube (11) bottom is affixed with described umbrella head (2), and described outer tube (13) top and described upper nest (31) are affixed; It is characterized in that:

Described deployment spring comprises separately independently the first spring (51) and the second spring (52), described the second spring (52) is installed in the inner chamber of described outer tube (13), and described the first spring (51) is installed in middle rod (1) inner chamber of this second spring (52) below.

According to claim 1 be easy to folding in the automatic multifold umbrella of rod, it is characterized in that: at the complete folded state of middle rod (1), the top of described outer tube (13) is higher than the top of pipe (12) in outermost layer, and described the second spring (52) is folded in outermost layer in cavity between pipe (12) top and described outer tube (13) top.

According to claim 1 and 2 be easy to folding in the automatic multifold umbrella of rod, it is characterized in that: be provided with a bottom plug (6) bottom described outer tube (13), the bottom of described the second spring (52) and this bottom plug (6) top offset, and described the first spring (51) top and this bottom plug (6) bottom offset.

According to claim 3 be easy to folding in the automatic multifold umbrella of rod, it is characterized in that: described bottom plug (6) is movably installed in outer tube (13) inner chamber.

According to claim 3 be easy to folding in the automatic multifold umbrella of rod, it is characterized in that: described bottom plug offers vertical through holes on (6), described upper nest (31) bottom is fixed with a sebific duct (86) that is plugged in middle rod (1) inner chamber, this sebific duct (86) pass described through hole insert in pipe (12) inner chamber, described the first spring (51) top is enclosed within outside this sebific duct (86) bottom.