CN202739035U

CN202739035U - Automatically opening and folding multi-fold umbrella folded in labor-saving mode

Info

Publication number: CN202739035U
Application number: CN 201220417976
Authority: CN
Inventors: 黄自力; 施炯煜
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-08-22
Filing date: 2012-08-22
Publication date: 2013-02-20
Anticipated expiration: 2022-08-22

Abstract

An automatically opening and folding multi-fold umbrella folded in labor-saving mode comprises a middle bar (1), an upper nest (31), a lower nest (32) and a spring for opening the umbrella, wherein the spring for opening the umbrella is installed inside the middle bar (1). The middle bar (1) comprises one set of inner pipe (11), one or more middle pipes (12) and one set of outer pipe (13), wherein the one set of inner pipe (11), the one or more middle pipes (12) and the one set of outer pipe (13) are connected with one another in a sliding and sleeved mode from the inner to the outer in sequence. The spring for opening the umbrella comprises an upper portion spring (51) and a lower portion spring (52), wherein the upper portion spring (51) and the lower portion spring (52) are independent from each other. At least one block portion (15) is arranged on the side wall of one set of middle pipe (12). The top portion of the upper portion spring (51) abuts against the bottom of the upper nest (31) or the top portion of the outer pipe (13). The bottom of the upper portion spring (51) abuts against the block portion (15). The top portion of the lower portion spring (52) abuts against the block portion (15), and the bottom of the lower portion spring (52) abuts against and supports the bottom of the inner pipe (11). According to the automatically opening and folding multi-fold umbrella folded in labor-saving manner, the force the bars need is greatly reduced, and therefore the energy is saved. Even the older and the weak people can use the umbrella conveniently, and the diameter of the outer pipe can be manufactured to be small.

Description

Folding labour-saving automatic multifold umbrella

Technical field

The utility model relates to a kind of parachute kit used in everyday, particularly relates to the multi-fold umbrella that a kind of middle excellent inner chamber is provided with the automatic open-close of deployment spring.

Background technology

Existing automatic multifold umbrella normally provides the power of rod in the stretching, extension by the deployment spring in middle excellent inner chamber setting, and the power that the structure such as extension spring provides the umbrella frame folding is set at umbrella frame, one can be fixed in the umbrella head or d/d sub warhead and two ends can spur to slip off umbrella on the lower nest or discharge time nest with backguy that this sub warhead is connected with lower nest respectively and close one's umbrella.Be that the Chinese utility model patent of CN2827075 discloses automatically the opening of a kind of multi-fold umbrella, receiving apparatus such as notification number, just can realize the purpose of parachute-opening or folding umbrella frame by pressing button on the umbrella head.But existing this automatic umbrella folding and unfolding can only be folding umbrella rib when closing one's umbrella, can not fold middle rod, and deployment spring when deployed condition from nest bottom extend to the umbrella head always, the length of one pipe joint body often needs larger strength just can finish in the time of it will being compressed to umbrella closing state, usually want the power of 6-8 kilogram, so old man, these elderly and infirm of child use just very inconvenient.

The utility model content

The utility model provides a kind of automatic multifold umbrella that closes one's umbrella and need less strength just can fold when folding middle rod for the defective of prior art.

The technical solution of the utility model is as follows: a kind of folding labour-saving automatic multifold umbrella comprises: middle rod, umbrella head, be fixed on described middle excellent top upper nest, be slidingly socketed in the lower nest of described middle rod and be installed in deployment spring in the middle rod; The joint inner tube, one that is slidingly socketed successively from the inside to the outside that comprises described middle rod saves or saves outer tube with upper intermediate tube and; Described deployment spring comprises separate upper springs and lower springs, and the pipe sidewall is provided with at least one stop section in a certain joint; The top of described upper springs and described upper nest bottom or outer tube top offset, and its bottom offsets with described stop section; The top of described lower springs and described stop section offset, and its bottom supports in described inner tube bottom.

Described upper springs comprises the first separate upper springs and the second upper springs, and this first upper springs and the second upper springs are joined up and down by a sleeve.

Described sleeve one end is provided with the interior edge that extends internally, and the other end is provided with outward extending outer; Described the first upper springs top and described upper nest bottom or outer tube top offset, and its bottom is enclosed within outside the described sleeve and with described outer and offsets; The top of described the second upper springs is stretched into described barrel bore and is offseted with described interior edge, and its bottom offsets with described stop section.

Described stop section is along the inwardly protruded interior salient point of described middle pipe both sides sidewall.

Described middle pipe only has a joint, described stop section apart from its should in 7 millimeters to 15 millimeters at the top of pipe.

The bottom of described the second upper springs is fixed with a bottom plug, and the top of described lower springs is fixed with a top plug.

The madial wall of the lateral wall of described bottom plug and top plug and the middle pipe at place, described stop section is adaptive.

Compared with prior art, automatic umbrella folding and unfolding of the present utility model has following beneficial effect: deployment spring is divided into more than two by one, the length ratio of required compression is less than existing one-part form deployment spring greatly during the spring folding in every section body thus, therefore when closing one's umbrella in the 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; Upper springs by two sections independently spring join by sleeve and form, and upper springs and lower springs separate by the stop section, can prevent influencing each other between two springs, its parachute-opening elastic force is stronger, power required during compression is lighter, and outer tube can be done carefullyyer.

Description of drawings

Fig. 1 is the exploded view of the utility model automatic multifold umbrella;

Fig. 2 is the syndeton schematic diagram of described the first upper springs 511 and the second upper springs 512;

Fig. 3 is described the first upper springs 511 and be connected the vertical cross section of upper springs 512 when connecting;

Fig. 4 is the structural representation of described bottom plug 71;

Fig. 5 is the structural representation of described top plug 72;

Fig. 6 is the vertical cross section at 15 places, stop section of described middle pipe 12.

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 folding labour-saving of the utility model automatic multifold umbrella comprises: middle excellent 1, umbrella head 2, be fixed on described middle excellent 1 top upper nest 31, be slidingly socketed in described middle excellent 1 lower nest 32 and be installed in the deployment spring that is used for providing parachute-opening power in middle excellent 1 inner chamber.Wherein, described middle excellent 1 comprises that the joint inner tube 11, a joint or the joint that are slidingly socketed successively from the inside to the outside are with upper intermediate tube 12 and a joint outer tube 13.

Special feature of the present utility model is: described deployment spring comprises separate upper springs 51 and lower springs 52, and pipe 12 sidewalls are provided with at least one stop section 15 in a certain joint; The top of described upper springs 51 and described upper nest 31 bottoms or outer tube 13 tops offset, and its bottom offsets with described stop section 15; The top of described lower springs 52 and described stop section 15 offset, and its bottom supports in described inner tube 11 bottoms.That is to say, the stop section 15 of middle pipe 12 sidewalls separates formation separately independent, the upper springs 51 and the lower springs 52 that are independent of each other with deployment spring, the power that provides respectively different bodys to stretch upwards, thus, the length ratio of required compression is less than existing one-part form deployment spring greatly during spring folding in every section body, when therefore closing one's umbrella in the compression rod required strength also greatly reduce.

The below is illustrated as an example of modal triple folding umbrella example.

At this moment, described middle excellent 1 only has pipe 12 and one joint outer tube 13 in a joint inner tube 11, the joint, power to provide middle pipe to stretch upwards in middle pipe 12 and inner tube 11 inner chambers is provided described

lower springs

52,51 of described upper springs are installed in stop section, middle pipe 12 top more than 15 between supreme nest 31 bottoms, major part is positioned at outer tube 13 inner chambers, and the power that provides outer tube to stretch upwards is provided.

Elastic force when making the lighter and parachute-opening of the power that closes one's umbrella is stronger, as shown in Figures 2 and 3, described upper springs 51 is comprised of the first separate upper springs 511 and the second upper springs 512, and this first upper springs 511 and the second upper springs 512 are joined up and down by a sleeve 6.It is interior along 61 that these sleeve 6 tops are provided with a circle that extends internally, and the other end is provided with an outward extending circle outer 62.Described the first upper springs 511 tops and described upper nest 31 bottoms or outer tube 13 tops offset, and its bottom is enclosed within outside the described sleeve 6 and with described outer 62 and offsets; The top of described the second upper springs 512 is stretched into described sleeve 6 inner chambers and is interiorly offseted along 61 with described, and its bottom then offsets with described stop section 15.Thus, the first upper springs 511 and the second upper springs 512 have overlapped part, this overlapping part can increase the number of turns of spring greatly, elastic force in the time of can improving parachute-opening thus, simultaneously, since by two independently spring join and form, this upper springs 51 is easier to be compressed, required strength is lighter.

Such as Fig. 1 and shown in Figure 6, described stop section 15 can be for along the inwardly protruded interior salient point of described middle pipe 12 sidewalls, should can arrange a plurality of by interior salient point, in the present embodiment, be provided with two interior salient points, be distributed in the relative both sides of middle pipe 12 sidewalls, certainly, other structure also can be adopted in this stop section 15, avoids both to influence each other as long as the second upper springs 512 and lower springs 52 can be separated.More approaching, more even for the elastic force that makes upper springs 51 and lower springs 52, this stop section 15 can be displaced downwardly to the position apart from 7 millimeters to 15 millimeters at pipe 12 tops in its place, specifically decides on the length of each pipe fitting and the length of spring.

As shown in Figure 1, the bottom of described the second upper springs 512 is fixed with a bottom plug 71, and the top of described lower springs 52 is fixed with a top plug 72.Such as Fig. 4, described bottom plug 71 is tubular, and its bottom is provided with inside convex edge 711, and described the second upper springs 512 bottoms are inserted these bottom plug 71 inner chambers and offseted with this convex edge 711.Such as Fig. 5, described top plug 72 also is tubular, and its top is provided with inside convex edge 721, and described lower springs 52 tops are inserted these top plug 72 inner chambers and offseted with this convex edge 721.In addition, the madial wall of the middle pipe 12 at the lateral wall of described bottom plug 71 and

top plug

72 and 15 places, stop section is adaptive.

Automatic multifold umbrella of the present utility model also can be applicable to the above multi-fold umbrella of three foldings, such as: when being applied to the four fold umbrella, described stop section 15 can be installed in and manage top side wall in the internal layer, the length of described the first upper springs 511 and the second upper springs 512 lengthens and is installed in outermost 2-section pipe intracoelomic cavity, and described lower springs 52 is installed in innermost 2-section pipe intracoelomic cavity.When being applied to five folding umbrellas, described stop section 15 can be installed in the sidewall of pipe in the intermediate layer, only needs the length of corresponding each section of adjusting spring to get final product.

Its deployment spring of automatic multifold umbrella of the present utility model is divided into independently three 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 the compression the required strength of rod also greatly reduce, feel very light and handy when closing one's umbrella, this greatly facilitates the user, and especially the elderly and infirm uses.

The above is preferred embodiment of the present utility model only, 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., all should be included within the protection domain of the present utility model.

Claims

1. folding labour-saving automatic multifold umbrella comprises: middle rod (1), umbrella head (2), be fixed on described middle rod (1) top upper nest (31), be slidingly socketed in the lower nest (32) of described middle rod (1) and be installed in deployment spring in the middle rod (1); The joint inner tube (11), one that is slidingly socketed successively from the inside to the outside that comprises described middle rod (1) saves or saves outer tube (13) with upper intermediate tube (12) and; It is characterized in that:

Described deployment spring comprises separate upper springs (51) and lower springs (52), and pipe (12) sidewall is provided with at least one stop section (15) in a certain joint; The top of described upper springs (51) and described upper nest (31) bottom or outer tube (13) top offset, and its bottom offsets with described stop section (15); The top of described lower springs (52) and described stop section (15) offset, and its bottom supports in described inner tube (11) bottom.

2. folding labour-saving according to claim 1 automatic multifold umbrella, it is characterized in that: described upper springs (51) comprises separate the first upper springs (511) and the second upper springs (512), and this first upper springs (511) and the second upper springs (512) are joined up and down by a sleeve (6).

3. folding labour-saving according to claim 2 automatic multifold umbrella, it is characterized in that: described sleeve (6) one ends are provided with the interior edge (61) that extends internally, and the other end is provided with outward extending outer (62); Described the first upper springs (511) top and described upper nest (31) bottom or outer tube (13) top offset, and its bottom is enclosed within outside the described sleeve (6) and with described outer (62) and offsets; The top of described the second upper springs (512) is stretched into described sleeve (6) inner chamber and is offseted with described interior edge (61), and its bottom offsets with described stop section (15).

4. according to claim 1,2 or 3 described folding labour-saving automatic multifold umbrellas, it is characterized in that: described stop section (15) are for along the inwardly protruded interior salient point of described middle pipe (12) both sides sidewall.

5. according to claim 1,2 or 3 described folding labour-saving automatic multifold umbrellas, it is characterized in that: described middle pipe (12) only has a joint, described stop section (15) apart from its should in 7 millimeters to 15 millimeters at the top of pipe (12).

6. according to claim 2 or 3 described folding labour-saving automatic multifold umbrellas, it is characterized in that: the bottom of described the second upper springs (512) is fixed with a bottom plug (71), and the top of described lower springs (52) is fixed with a top plug (72).

7. folding labour-saving according to claim 6 automatic multifold umbrella, it is characterized in that: the madial wall of the lateral wall of described bottom plug (71) and top plug (72) and the middle pipe (12) at place, described stop section (15) is adaptive.