CN2877396Y

CN2877396Y - Straight bone automatic opening and collapsing umbrella with improved structure

Info

Publication number: CN2877396Y
Application number: CN 200520121077
Authority: CN
Inventors: 张书闵
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-12-29
Filing date: 2005-12-29
Publication date: 2007-03-14
Anticipated expiration: 2015-12-29

Abstract

The utility model relates to a straight-frame automatic open-and-close umbrella with improved structure, comprising a conventional umbrella-opening spring, an umbrella-closing spring, a mid rod, an upper nest, a lower nest, a handle, umbrella frames, a pull wire and a bullet head. A snap structure is arranged in the handle for blocking and pulling the mid rod and the bullet head. The upper nest is provided with an inner plugging block for arranging a pulley, and the lower nest is also provided with a pulley. The pull wire threads around the pulleys of upper nest and lower nest, and is tied at the top of the bullet head. A buffer unit is arranged between the upper nest and the lower nest for controlling the ascending velocity of the lower nest, making the pull line capable of contracting within a certain speech. The bullet head has a certain delayed quantity during the lower nest moving downwards and realizing umbrella-closing, which realizes the synchronous bayonet catching of the bullet head and the mid rod.

Description

Structure improved straight bone automatic umbrella folding and unfolding

Technical field

The utility model relates to umbrella, exactly is a kind of structure improved straight bone automatic umbrella folding and unfolding that carries out, and this parachute kit has cooperation smooth and easy, the effect of rod and sub warhead buckle in can realizing simultaneously.

Background technology

Automatic umbrella folding and unfolding, its structure includes deployment spring, umbrella colsing spring, middle rod, last nest, following nest, handle, umbrella frame etc., has interior chock on it in the nest, in order to pulley to be set, cooperate with the pulley of following nest, make backguy control moving up and down of sub warhead, and make sub warhead carry out buckle with middle rod, realize opening automatically the effect of receipts.

In opening the process that closes one's umbrella, because being cover, the top of middle rod lies on the interior chock of nest, during parachute-opening, following nest rises rapidly, directly be held in chock in this, thus, when deployment spring has enough tension force, often cause backguy to draw excessive velocities in, the rhythm that lacks buffering, the snarly phenomenon of backguy can appear, and when closing one's umbrella, the motion of sub warhead and the gathering of middle rod can not be carried out synchronously, need enough strength can realize that just the two is drawn in by buckle fully, realize closing one's umbrella, in use inconvenient, must suitably control with hand generally speaking, just can realize the effect of drawing in, this does not have the interference of rainwater for generally sunshade, though certain problem is arranged, but influence is also not serious, but for umbrella, rainwater can bring unnecessary burden to the people, and the purpose of opening receipts automatically is exactly for easy to use, needn't directly touch rainwater, the phenomenon of above-mentioned buckle synchronously must be corrected with hand, and is just very inconvenient in the use of reality, therefore, be necessary this problem is solved.

Summary of the invention

Therefore, the utility model proposes a kind of solution with sub warhead and the synchronous buckle of middle rod, this scheme promptly is structure improved straight bone automatic umbrella folding and unfolding, and this umbrella is easy to operate, uses simply, has the effect with sub warhead and middle rod and the synchronous buckle of handle.

Another purpose of the present utility model provides a kind of structure improved straight bone automatic umbrella folding and unfolding, this umbrella is provided with buffering between last nest and following nest, make sub warhead rod in compression the time have certain hysteresis, reaches the effect of sub warhead and the synchronous buckle of middle rod, realize simple, easy to use.

Another purpose of the present utility model provides structure improved always straight bone automatic umbrella folding and unfolding, and this umbrella can realize not according to the button that closes one's umbrella, and provides under the drawing mode of nest to draw umbrella cover in, and rainwater spatters clothing with water in the time of can avoiding closing one's umbrella.

The utility model is achieved in that

A kind of structure improved straight bone automatic umbrella folding and unfolding, it comprises existing deployment spring, umbrella colsing spring, middle rod, last nest, following nest, handle, umbrella frame, backguy and sub warhead, clamping structure is set in the handle, but rod and sub warhead in the clip, has interior chock in the last nest, in order to pulley to be set, following nest also is provided with pulley, backguy is worn and is walked around, the pulley of following nest, lie in the top of sub warhead, it is characterized in that being provided with buffer unit between nest and the following nest, this buffer unit makes backguy to shrink in certain speed in order to control down the rate of climb of nest, and following nest is when realizing closing one's umbrella to bottom offset, sub warhead has certain hysteresis, can realize the synchronous buckle with middle rod.

Above-mentioned buffer unit is a spring, and the elasticity of spring utilization itself realizes promoting the effect with buffering up and down.

Above-mentioned spring is a coil spring.

Above-mentioned spring also can be disk spring, ring spring or even rubber spring, the general spring with vertical expansion force that adopts in its practical application.

Above-mentioned spring can be arranged on the interior chock of nest, stretches out downwards, can hold with following nest; Also can be arranged at down the top of nest, protrude upward, to hold (the interior chock that normally holds nest) with last nest, at this moment, following nest has the interior plug that slides, spring is arranged in this slip beyond the Great Wall, this slip Nei Sainei is provided with pulley, and with stretching, the compression of the pulley acting in conjunction of last nest control backguy, plug can be received and be free to slide along with opening of umbrella in sliding, spring is fixed in down the top of plug in the nest slip, upwards can hold with last nest.(top of the bottom of nest or following nest is a more general position concept on this moment, rather than concrete position is limited on nest or the following nest, because in its application process, may there be a lot of variablees, for example realize the effect of buffering in addition at additional other parts, but its basic thinking is to set up the buffering relation between the up-down runner, so the spring of buffering must be arranged between the up-down runner.)

In order to prevent the scuffing of spring to external object, above-mentioned buffer unit, spring holds holds piece, spring is arranged in the interior chock of nest and holds piece downwards, perhaps spring is arranged at down nest top (normally be arranged at down in the slip of nest beyond the Great Wall), upwards hold piece, the mating reaction that makes nest and following nest can have buffering.

The above-mentioned piece that holds can have flexible holding end.

The above-mentioned piece that holds, it is provided with the position and is provided with groove, and this groove can hold and holds piece, and spring is arranged in the groove, and the position that is provided with of groove depends on that holding piece is arranged at that position of up-down runner.Up-down runner against process in, this holds piece and can suitably be held in the groove, does not hinder the mating reaction of up-down runner.

Above-mentioned buffer unit can be provided with a plurality ofly, and it can be arranged under the side direction of chock in the nest and stretch out, and stretch out downwards at two positions that also can be arranged at symmetry, and two positions that perhaps are arranged at down the top symmetry of nest protrude upward.

In a word, last nest is between the nest buffer unit being set down, this buffer unit generally is to be arranged in the interior chock of nest, stretch out downwards, but also can directly be arranged in the nest, also can be arranged at down in the nest and upwards stretch out, its concrete frame mode can have multiple, main effect is that the gathering of nest and last nest plays certain cushioning effect to closing one's umbrella at present, in making rod can with sub warhead while buckle.

Therefore, the utility model adopts above-mentioned buffer unit, guarantee in the process of closing one's umbrella, the gathering of last nest and following nest keeps certain cushion space and rhythm when middle rod shrinks, the transition of rod is shunk fast in the control, in making rod can with sub warhead parts of their corresponding clamping structures in the buckle handle simultaneously together, when closing one's umbrella, can successfully draw automatic umbrella folding and unfolding in like this, need not expend a lot of strength.

And the utility model can achieve the goal and effect by the setting of simple buffer unit, need not increase various parts, realizes that simply, control is convenient, is convenient to operation.

Description of drawings

Fig. 1 is a structural representation of the present utility model,

Fig. 2 is an application state schematic diagram of the present utility model.

The specific embodiment

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

Shown in Figure 1, be combined with the structural representation of nest, following nest for rod in the utility model, because other structures of the present utility model, as middle rod, umbrella frame, handle, deployment spring, umbrella colsing spring, the first-class prior art that is all of bullet, at this, only do detailed description at improved position up-down runner, other position repeats no more.

Among the figure, last nest 1 is positioned at the top of the automatic umbrella of the utility model realization, chock 11 in being provided with in it, interior chock 11 significant feature are that pulley 21,22 is set, (setting of pulley there is no positive connection with enforcement of the present utility model with the pulley 23,24 that is provided with in the following nest 3, be to determine according to concrete applicable cases, the utility model can comprise the set-up mode of multiple pulley in other words), in being arranged at usually and sliding, fills in 31 by pulley 23,24, cooperation makes backguy 4 can drive the receipts of opening of sub warhead (not shown) control umbrella around being backguy 4.

Between last nest 1 and following nest 3, be provided with helical spring 5 as buffer unit, this helical spring 5 is in order to control down the rate of climb of nest, make backguy in certain speed, to shrink, and following nest is when realizing closing one's umbrella to bottom offset, sub warhead has certain hysteresis, can realize the synchronous buckle with middle rod.

Specifically, interior chock 11 bottoms of last nest 1 are provided with groove 51, and helical spring 5 is fixedly set in the groove 51, and stretches out downwards, can hold nest 3 down when closing one's umbrella, and make the gathering of up-down runner have certain cushion space, control the speed that closes one's umbrella.

The portion that keeps to the side of chock 11 in helical spring 5 normally is arranged to form suitable spacing with backguy 4, avoids backguy to be wound on this helical spring 5 when shrinking.

Certainly, helical spring can adopt other form, and in other embodiment, helical spring can be arranged at down in the nest 3, protrudes upward, and holds the interior chock of nest when closing one's umbrella.

In addition, also need to prove the version that a helical spring 5 just is set shown in Figure 1, helical spring also can be provided with a plurality of as the case may be, plays the effect of buffering jointly.

Shown in Figure 2, when closing one's umbrella, drive nest motion down around the backguy 4 that ties up to pulley room, the top of rod during last nest 1 normally is fixed in, following nest 3 can slide up and down along middle rod, backguy 4 is drawn in, drive also down that nest 3 moves upward, to soon time the last nest 1, helical spring 5 will hold down in the slip of nest 3 fills in 31, its upward speed is slowed down, until gradually near last nest 1, so just can so that middle rod can with the clip parts of their corresponding control device in sub warhead while buckle handle together, when closing one's umbrella, can successfully draw automatic umbrella folding and unfolding in like this, need not expend a lot of strength, make close one's umbrella more smooth.

Specifically, during parachute-opening, plug 31 separates with plug 11 in the last nest in sliding, maintain a certain distance, when closing one's umbrella, following nest 3 produces relative displacement with last nest 1, plug 31 is close gradually with the distance of last nest under the effect that backguy is tightened up in sliding, and plug 31 in helical spring 5 at first holds and slides so just makes the effect that holds of helical spring 5 to the certain hysteresis of contraction generation of sub warhead, rod in compression, when umbrella is regained fully, promptly in rod be recovered in the handle when rod during control device fastens, plug 31 in helical spring 5 holds and slides, and make sub warhead and the synchronous buckle of middle rod.

Simultaneously, this mode also can realize directly will descending nest to draw and closing in the handle not according to the button that closes one's umbrella, umbrella cover is easily stable, withdrawal fully, and rainwater spatters clothing with water in the time of can avoiding closing one's umbrella.

The above; be the specific embodiment of the present utility model, do not represent all implementations of the utility model, every structurally similar with the utility model; the concrete application of identical or similar solution is arranged, all within protection domain of the present utility model.

Claims

1, a kind of structure improved straight bone automatic umbrella folding and unfolding, it comprises existing deployment spring, umbrella colsing spring, middle rod, last nest, following nest, handle, umbrella frame, backguy and sub warhead, clamping structure is set in the handle, but rod and sub warhead in the clip have interior chock, in order to pulley to be set in the last nest, following nest also is provided with pulley, the pulley of walking around upper and lower nest is worn in backguy, lies in the top of sub warhead, it is characterized in that being provided with buffer unit between nest and the following nest.

2, structure improved straight bone automatic umbrella folding and unfolding as claimed in claim 1 is characterized in that above-mentioned buffer unit is a spring.

3, structure improved straight bone automatic umbrella folding and unfolding as claimed in claim 2 is characterized in that above-mentioned spring is a coil spring.

4, structure improved straight bone automatic umbrella folding and unfolding as claimed in claim 2 is characterized in that above-mentioned spring is disk spring, ring spring or even rubber spring.

5, structure improved straight bone automatic umbrella folding and unfolding as claimed in claim 2 is characterized in that above-mentioned spring can be arranged on the interior chock of nest, stretches out downwards, holds down the interior plug of slip of nest.

6, structure improved straight bone automatic umbrella folding and unfolding as claimed in claim 2 is characterized in that above-mentioned spring, and it can be arranged at down the top of nest, at this moment, following nest have slide in plug, spring is fixed in down the top that nest is filled in sliding, and holds with the interior chock of last nest.

7, structure improved straight bone automatic umbrella folding and unfolding as claimed in claim 6, it is characterized in that above-mentioned buffer unit, but spring hold hold piece, spring is arranged in the interior chock of nest and holds piece downwards, perhaps spring is arranged at the nest top, upwards holds piece.

8, structure improved straight bone automatic umbrella folding and unfolding as claimed in claim 7 is characterized in that the above-mentioned piece that holds, and can have flexible holding end.

9, structure improved straight bone automatic umbrella folding and unfolding as claimed in claim 1 is characterized in that the above-mentioned piece that holds, and it is provided with the position and is provided with groove, and this groove can hold and holds piece, and spring is arranged in the groove.

10, structure improved straight bone automatic umbrella folding and unfolding as claimed in claim 1, it can be arranged under the side direction of chock in the nest and stretches out to it is characterized in that above-mentioned buffer unit, stretch out downwards at two positions that also can be arranged at symmetry, and two positions that perhaps are arranged at down the top symmetry of nest protrude upward.