CN201480247U

CN201480247U - Safety device of self-opening umbrella

Info

Publication number: CN201480247U
Application number: CN2009201740281U
Authority: CN
Inventors: 王胜和
Original assignee: Kobold Xiamen International Co Ltd
Current assignee: Kobold Xiamen International Co Ltd
Priority date: 2009-08-26
Filing date: 2009-08-26
Publication date: 2010-05-26
Anticipated expiration: 2019-08-26
Also published as: RU2442513C1; EP2289363A1

Abstract

The utility model discloses a safety device of a self-opening umbrella, which comprises a rotating shaft which is provided with a support shaft arranged in a grip and leads a linked cable to wind, a cochlear spring leading the linked cable to constantly wind on the rotating shaft, and a clamping unit leading the rotating shaft to clamp and position, wherein the clamping unit is provided with a one-way ratchet fixedly arranged on the rotating shaft, a pawl block sleeved on the grip and being meshed or removed relative to the one-way ratchet, and a brake piece. When a middle rod unit is contracted, the pawl block is used to generate meshing on the one-way ratchet so as to achieve the goal of safe usage.

Description

The safety device of automatic umbrella

Technical field

The utility model relates to a kind of parachute kit, particularly relates to a kind of safety device of automatic umbrella.

Background technology

As shown in Figure 1, existing a kind of automatic opening-closing umbrella (application number 200710009892.1), comprise handle 3 that 1, one of rod in is installed in the deployment spring 2 of excellent 1 inside in this, one and is installed in excellent 1 bottom in this, control module 4 that is installed in these handle 3 inside and one be attached at this handle 3 with should in excellent 1 interlock unit 5.The rope 402, one that rolling wheel of these control module 4 tools 401, a silver lap are received in this rolling wheel 401 respectively is installed in snail shape spring 403 and clutch 404 of 3 of this rolling wheel 401 and this handles.

In folding this excellent 1 o'clock, utilize the elastic force of this snail shape spring 403, rope 402 is furled gradually on this rolling wheel 401, if in folding, decontrol in excellent 1 process, then utilize the setting of this clutch 404 to prevent rolling wheel 401 backward rotation, middle excellent 1 can't resilience.

Though this parachute kit has had the automatic umbrella folding and unfolding and the security purpose that closes one's umbrella, the volume of this control module 4 is big, can make handle 3 overall volume become big relatively.

The utility model content

The purpose of this utility model is the safety device that can produce safe blocking, avoid the automatic umbrella that resilience and structure simplify providing in a kind of process that closing one's umbrella.

The umbrella frame support, one that the last nest, that the safety device of the automatic umbrella of the utility model, this automatic umbrella comprise also that a handle, are installed on this handle and the middle excellent unit that is socketed to form by most strut pieces, deployment spring that is installed in inside, excellent unit in this, are installed in top, excellent unit in this is hubbed on nest and this time nest this on to the following nest, most that should go up nest and be set in excellent unit in this is arranged on inside, excellent unit in this and is linked to interlock rope and a switch that is used to control parachute-opening of this time nest.This safety device has an axle and is located at the rotating shaft that this handle is inner and supply this interlock rope to reel, a snail shape spring and the blocking unit that this rotating shaft blocking location is provided that provides this interlock Suo Heng to keep being wound in this rotating shaft trend, the elastic force of this snail shape spring impels this interlock rope to furl in this rotating shaft, this blocking unit has a single direction ratchet that is installed in this rotating shaft, one be set in this handle and with respect to the engagement of this single direction ratchet or away from ratchet piece and a brake that is subjected to this switch drive, this single direction ratchet has most ratchets, this ratchet piece produces linear moving along this handle, and have one with respect to described ratchet produce engagement or away from embedding part, this brake has an axle pivot portion that is hubbed on this handle, pulled a position and an interlock position that is arranged on this pivot portion opposite side and this ratchet piece of interlock that is arranged on this pivot portion one side and is subjected to this switch drive.

The beneficial effects of the utility model are: excellent unit is in the process of folding in this, the operator discharges the application of force to excellent unit in this, utilize this blocking unit that this rotating shaft is produced blocking, excellent unit can not be subjected to the elastic force effect of this deployment spring to produce resilience in impelling, and avoid dangerous and produce, whole simple in structure, volume is little.

Description of drawings

Fig. 1 is the constitutional diagram of existing a kind of automatic umbrella folding and unfolding;

Fig. 2 is the combination section of a preferred embodiment of the safety device of the automatic umbrella of the utility model;

Fig. 3 is the local enlarged diagram of handle of this preferred embodiment and this safety device;

Fig. 4 is the handle of this preferred embodiment and the three-dimensional exploded view of safety device;

Fig. 5 is the anti-three-dimensional combination of the protected location schematic diagram of opening of of this preferred embodiment;

Fig. 6 is the parachute-opening schematic diagram of this preferred embodiment;

Fig. 7 is the local enlarged diagram of Fig. 6;

Fig. 8 is the operation chart that closes one's umbrella of this preferred embodiment;

Fig. 9 is the local enlarged diagram of this preferred embodiment.

The specific embodiment

Below in conjunction with drawings and Examples the utility model is elaborated:

As Fig. 2, Fig. 3 and shown in Figure 6, the safety device 100 of the automatic umbrella of the utility model, this automatic umbrella also comprises a handle 200, a middle excellent unit 300 that is installed on this handle 200, a deployment spring 400 that is installed in 300 inside, excellent unit in this, a last nest 500 that is installed in 300 tops, excellent unit in this, one to going up nest 500 and being set in the following nest 600 of excellent unit 300 in this, most the umbrella frame supports 700 that are hubbed on nest 500 and this time nest 600 this on, one to be arranged on excellent unit in this 400 inner and be linked to the interlock rope 800 of this time nest 600 and one and be used to control parachute-opening and be installed in switch 900 on this handle 200.

This handle 200 has a pair of slide rail 210.Should in excellent unit 300 have a lower beam that is installed in this handle 200 310, a king-rod 320 and a upper boom 330 that is set in these king-rod 320 outsides that is set in these lower beam 310 outsides, 310 pairs of this lower beams should have a location division 340 that is the undergauge shape by handle 200, and this upper boom 330 has a hole clipping 330 ' of being located at the bottom.Should go up nest 500 is installed on this upper boom 330.This switch 900 is installed on this handle 200, and has that a pressing plate 910, one link with this pressing plate 910 and to clasp 920 and a depression bar 930 of being located at these clasp 920 bottom sides that should hole clipping 330 '.Above-mentioned component configuration and general automatic umbrella are approximate, and are not feature of the present utility model, so thin portion's structure and action no longer describe in detail.

Cooperate and to consult Fig. 4, this safety device 100 has a fulcrum and is located at the inner and rotating shaft that reel for this interlock rope 800 of this handle 200 10, one the permanent snail shape spring that keeps being wound in these rotating shaft 10 trend of this interlock rope 800 20, the blocking unit 30 and the anti-protected location 40 of opening that are installed in this handle 200 and this rotating shaft 10 blockings location is provided are provided.

The elastic force of this snail shape spring 20 impels this interlock rope 800 to furl in this rotating shaft 10.

This blocking unit 30 have that a single direction ratchet that is installed in this rotating shaft 10 31, one are set in the slide rail 210 of this handle 200 and with respect to these single direction ratchet 31 engagements or away from ratchet piece 32, one be subjected to brake 33 that this switch 900 drives and one that this brake 33 flexible elastic components 34 are provided.This single direction ratchet 31 has most ratchets 311, this ratchet piece 32 produces linear moving along this handle 200, and have one with respect to described ratchet 311 produce engagement or away from embedding part 321, a pair ofly be arranged on these embedding part 321 both sides and be installed in guide block 322 and a projection 323 that is convexly equipped with in this embedding part 321 inboards in the described slide rail 210, this brake 33 has an axle pivot portion 331 that is hubbed on this handle 200, pulled a position 332 and an interlock position 333 that is arranged on these pivot portion 331 opposite sides and this ratchet piece 32 of interlock that is arranged on these pivot portion 331 1 sides and driven by the depression bar 930 of this switch 900, this interlock position 333 are to collude shape and collude and are located on this projection 323.This elastic component 34 supports and ends at this handle 200 with 32 of this ratchet pieces and provide these embedding part 321 permanent maintenances towards these single direction ratchet 31 mobile trends.

Cooperate and to consult Fig. 5, this is anti-open protected location 40 have a pair of be installed in these upper boom 330 tops and near the brake shoe 41 that should go up nest 500, two provide spring that described brake shoe 41 produces relative closing 42, one in order to back down described brake shoe 41 back down part 43, one be fixed in this back down part 43 and along should in the interior pipe that extends of excellent unit 300 44, one be installed in that the securing member 45 of this interlock rope 800 and one are installed in described brake shoe 41 and this backs down the spring 46 of 43 of parts.Define jointly during described brake shoe 41 closings one less than the perforation 47 of this securing member 45 and connection in these 47 bottoms and be wide outside and narrow inside pushing away and pull out hole 48 of boring a hole.This backs down part 43 has perforation 431 that this securing member 45 of a confession passes and one to be centered around this perforation 431 outside and stretch and be located at this and push away the portion of pulling out 432 that pushes away of pulling out in the hole 48.The elastic force perseverance of this spring 46 make this back down part 43 with respect to described brake shoe 41 produce away from.

At umbrella closing state, (Fig. 4 is consulted in cooperation) more as shown in Figures 2 and 3, excellent unit 300 is a collapse state in being somebody's turn to do, and clasp 920 buckles of this switch 900 are in the hole clipping 330 ' of this upper boom 330, make these upper boom 330 bottoms be positioned in this handle 200, described umbrella frame support 700 also is a umbrella closing state of closing excellent unit 300 in this, at this moment, this deployment spring 400 is the compression shape and contains back and release elastic force, this ratchet piece 32 is subjected to the elastic force effect of this elastic component 34, make this embedding part 321 be engaged on the ratchet 311 of this single direction ratchet 31, this interlock rope 800 furls in this rotating shaft 10.

As Figure 6 and Figure 7 (Fig. 4 is consulted in cooperation), when the pressing plate 910 of pushing this switch 900, this clasp 920 shifts out in this hole clipping 330 ', and this depression bar 930 also drives the position 332 of being pulled of this brake 33, make this interlock position 333 affect this ratchet piece 32 to be away from this single direction ratchet 31, and utilize the elastic force of this deployment spring 400, excellent unit 300 becomes an elongation state by collapse state in making, simultaneously, should go up nest 500 can affect this interlock rope 800 and this single direction ratchet 31 to rotate away from this handle 200 time, this interlock rope 800 this time of interlock nest 600 again levels off to nest 500 on this, make described umbrella frame support 700 be a deployed condition, at this moment, this interlock rope 800 disengages from this rotating shaft 10 fast, utilize this rotating shaft 10 to drive these snail shape springs 20 and furl and contain back and release elastic force, 45 of this securing members are in a primary importance that is away from nest 500 on this.

As Fig. 8 and shown in Figure 9, when with this time nest 600 pulling downwards and away from this during nest 500, utilize this interlock rope 800 of this time nest 600 drop-down stoppers, and make this securing member 45 upwards shift, and after passing this perforation 431, can strut this perforation 47 and move to described brake shoe 41 tops (seeing Fig. 9 imaginary line), described brake shoe 41 by this securing member 45 force strut after, be subjected to the back stretch closing relatively again of described spring 42 immediately, this securing member 45 is isolated to be arranged on by described brake shoe 41 and is leveled off to a second place of nest 500 on this, and makes securing member 45 remain on described brake shoe 41 tops.At this moment, described umbrella frame support 700 is the harvest umbrella closing state, utilizes this securing member 45 to remain on described brake shoe 41 tops, and umbrella frame support 700 can arbitrarily not opened.

Fig. 8 and shown in Figure 4 for another example, when desire folding should in during excellent unit 300, the user suppresses this handle 200 simultaneously and goes up nest 500, and when excellent unit 300 was folded gradually by elongation state during operation was somebody's turn to do, utilize returning of this snail shape spring 20 to release elastic force, drive this single direction ratchet 32 toward counterclockwise rotating, cause this ratchet piece 32 to produce to beat and produce " answer " sound, utilize the elastic force of this elastic component 34 again after this ratchet piece 32 is beated and be engaged on this single direction ratchet 31, and utilize returning of this snail shape spring 20 to release elastic force, with this rotating shaft 10 of interlock rope 800 rollbacks, hole clipping 330 ' up to this time nest 600 is subjected to this clasp 920 buckles once again, excellent unit 300 complete collapse states in reaching, and revert back to Fig. 2 state.When excellent unit 300 folded fully in this, conflicted on this location division 340 in the bottom of pipe 44 in this, is positioned at backing down part 43 and described brake shoe 41 can being strutted of top.When pushing this switch 900 again and again during parachute-opening, when excellent unit 300 extends in this, utilize interlock rope 800 these securing members 45 of pulling to pass in the middle of the brake shoe 41 of position closing still, can eliminate because of pipe 44 conflict strength in this at last, described brake shoe 41 reverts back to the state of relative closing again.

Fold in the process in middle excellent unit 300 shown in Figure 8, when if the operator decontrols the press power of excellent unit 300 in this accidentally, utilize the engagement of 32 pairs of these single direction ratchet 31 of this ratchet piece can reach with the effect of putting blocking at any time, excellent unit 300 is under the effect that this interlock rope 800 is pind down by this in being somebody's turn to do, can be fixed and can not flick, so avoid excellent unit 300 generation damages in this, also avoid injuring human body, in addition, described umbrella frame unit 700 is also because the position, position of this securing member 45 above brake shoe 41, often remains on half umbrella closing state.Therefore, safety device 100 of the present utility model provides the security protection when closing one's umbrella, and these blocking unit 30 overall structures are simple, volume is less.

Claims

1. the umbrella frame support, that the last nest, that the safety device of an automatic umbrella, this automatic umbrella comprise also that a handle, are installed on this handle and the middle excellent unit that is socketed to form by most strut pieces, deployment spring that is installed in inside, excellent unit in this, are installed in top, excellent unit in this is hubbed on nest and this time nest this on to the following nest, most that should go up nest and be set in excellent unit in this is arranged on inside, excellent unit in this and is linked to interlock rope and a switch that is used to control parachute-opening of this time nest; This safety device is characterised in that:

This safety device has a fulcrum and is located at the rotating shaft that this handle is inner and supply this interlock rope to reel, a snail shape spring and the blocking unit that this rotating shaft blocking location is provided that provides this interlock Suo Heng to keep being wound in this rotating shaft trend, the elastic force of this snail shape spring impels this interlock rope to furl in this rotating shaft, this blocking unit has a single direction ratchet that is installed in this rotating shaft, one be set in this handle and with respect to the engagement of this single direction ratchet or away from ratchet piece and a brake that is subjected to this switch drive, this single direction ratchet has most ratchets, this ratchet piece produces linear moving along this handle, and have one with respect to described ratchet produce engagement or away from embedding part, this brake has an axle pivot portion that is hubbed on this handle, pulled a position and an interlock position that is arranged on this pivot portion opposite side and this ratchet piece of interlock that is arranged on this pivot portion one side and is subjected to this switch drive.

2. the safety device of automatic umbrella as claimed in claim 1 is characterized in that: this handle has a pair of to slide rail that should single direction ratchet, and this ratchet piece has a pair of guide block that is installed in this slide rail.

3. the safety device of automatic umbrella as claimed in claim 2, it is characterized in that: this ratchet piece also has a projection and one provides this embedding part the permanent elastic component that keeps towards this single direction ratchet mobile trend, the interlock position of this brake is colludes shape, and colludes and be located on this projection.

4. the safety device of automatic umbrella as claimed in claim 3, it is characterized in that: this handle has a pair of slide rail, and this ratchet piece produces linear moving along this handle, also has a pair ofly to be arranged on these embedding part both sides and to be installed in guide block in the described slide rail.

5. the safety device of automatic umbrella as claimed in claim 1; it is characterized in that: also comprise an anti-protected location of opening; should anti-open protected location and have a pair of be installed in top, excellent unit and the approaching brake shoe that should go up nest in this; two springs that provide described brake shoe to produce relative closing; one in order to back down the part that backs down of described brake shoe; one is fixed in interior pipe and securing member that is installed in this interlock rope that this backs down part and extends along excellent unit in this; be softened state at described umbrella frame support; this securing member position is in a primary importance that is away from nest on this; be collapse state at described umbrella frame support; the relative closing of described brake shoe, and this securing member is isolated to be arranged on by described brake shoe and is leveled off to the second place of nest on this.

6. the safety device of automatic umbrella as claimed in claim 5 is characterized in that: this is anti-opens protected location and also has one and be installed in described brake shoe and back down spring between part with this, the elastic force perseverance of this spring make this back down part with respect to described brake shoe generation away from.

7. the safety device of automatic umbrella as claimed in claim 6; it is characterized in that: define jointly during described brake shoe closing that this is anti-opens protected location one less than the perforation of this securing member and connection in this perforated bottom and be wide outside and narrow inside pushing away and pull out the hole, this backs down part has one and stretches and be located at this and push away the portion of pulling out that pushes away of pulling out in the hole.