CN203563791U - Telescopic device of automatic opening and closing umbrella - Google Patents
Telescopic device of automatic opening and closing umbrella Download PDFInfo
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- CN203563791U CN203563791U CN201320598542.4U CN201320598542U CN203563791U CN 203563791 U CN203563791 U CN 203563791U CN 201320598542 U CN201320598542 U CN 201320598542U CN 203563791 U CN203563791 U CN 203563791U
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- flexible pipeline
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Abstract
The utility model relates to the technical field of telescopic umbrellas, in particular to a telescopic device of an automatic opening and closing umbrella. The telescopic device comprises a telescopic pipe and a telescopic spring which is arranged in the telescopic pipe. The telescopic pipe comprises an upper telescopic pipe section, a middle telescopic pipe section and a lower telescopic pipe section, wherein the upper telescopic pipe section, the middle telescopic pipe section and the lower telescopic pipe section can be mutually telescopic, the pipe diameter of the upper telescopic pipe section is larger than the pipe diameter of the middle telescopic pipe section, the pipe diameter of the middle telescopic pipe section is larger than the pipe diameter of the lower telescopic pipe section, and the external diameter of the telescopic spring sequentially and gradually increases in the direction from the lower telescopic pipe section to the upper telescopic pipe section. According to the technical scheme, the design mode that the external diameter of the telescopic spring sequentially and gradually increases from the bottom end of the telescopic spring to the top end of the telescopic spring is adopted, the telescopic spring is arranged in the upper telescopic pipe section, the middle telescopic pipe section and the lower telescopic pipe section correspondingly, and therefore it is guaranteed that elasticity of the whole telescopic device is larger when the whole telescopic device stretches, the telescopic device is more convenient to use and portable in the shrinking process, and the using effect is better.
Description
Technical field
The utility model relates to Telescope umbrella technical field, relates in particular to a kind of retractor device of automatic umbrella folding and unfolding.
Background technology
Umbrella is widely used already as a kind of life appliance of sun-shading rain-proof.From the convenience of using, people wish that umbrella can be convenient when drawing in and opening.For this reason, now occurred the automatic folding retractable umbrella of polytype structure, automatic folding retractable umbrella mainly leans on a retractor device job in umbrella, thereby the main sleeve pipe of umbrella is stretched, and finally realizes whole umbrella and draws in and open.The retractor device of the automatic telescopic umbrella of prior art mainly comprises telescopic tube and coil tension spring, wherein, flexible pipe box is divided into multistage pipe box, be divided into, in, lower three sections of flexible pipe boxes, caliber is respectively that during upper flexible pipeline section cover is greater than, flexible pipeline section cover is greater than lower flexible pipeline section cover, and the external diameter of coil tension spring all unified specification be applicable to being applied to little flexible pipe box, due to for to make the external diameter of coil tension spring be suitable for little flexible pipe box, thereby cause the external diameter of the spring that is arranged in large flexible pipe box and flexible pipeline section cover too small, make when parachute-opening, be arranged in large flexible pipe box large not with the elastic force of the spring of flexible pipeline section cover.Therefore, the fault of construction of the constriction device of the contraction umbrella of prior art is obvious, needs improvement badly.
Utility model content
The purpose of this utility model is to provide one can make automatic telescopic umbrella parachute-opening good springiness for the deficiencies in the prior art, and retractor device freely closes one's umbrella easily.
For achieving the above object, the retractor device of a kind of automatic umbrella folding and unfolding of the present utility model, comprise telescoping tube and be arranged at the coil tension spring in telescoping tube, described telescoping tube comprise the upper flexible pipeline section that can mutually stretch, in flexible pipeline section and lower flexible pipeline section, the caliber of flexible pipeline section during the caliber of described flexible pipeline section is greater than, in the caliber of flexible pipeline section be greater than the caliber of lower flexible pipeline section, the direction that the external diameter of described coil tension spring extends upwardly draw section by lower flexible pipeline section increases progressively successively.
Wherein, described coil tension spring comprises interconnective not equal diameter spring section and equal diameter spring section;
The external diameter of described not equal diameter spring section successively decreases gradually and forms certain tapering, and the less external diameter end of equal diameter spring section is not connected with equal diameter spring section, and the external diameter of equal diameter spring section equates with the minimum outer diameter of equal diameter spring section not.
Wherein, described coil tension spring comprises the upper coil tension spring section, middle coil tension spring section and the lower coil tension spring section that connect successively, and the external diameter of described upper coil tension spring section is greater than the external diameter of middle coil tension spring section, and the external diameter of middle coil tension spring section is greater than the external diameter of lower coil tension spring section; When retractor device trails, upper coil tension spring section is positioned at flexible pipeline section, and middle coil tension spring section is arranged in flexible pipeline section, and lower coil tension spring section is positioned at lower flexible pipeline section.
Wherein, also comprise the adapter sleeve for connecting umbrella stand, described adapter sleeve is socketed on the periphery of flexible pipeline section.
Wherein, in described flexible pipeline section, be provided with middle plug, described middle plug is positioned at coil tension spring section, and the top of middle plug is connected with described adapter sleeve.
Wherein, the bottom of described middle plug and the bottom of upper flexible pipeline section flush.
Wherein, the upper end of described adapter sleeve offers several and connects breach, connects breach described in several to distribute ringwise.
Wherein, the direction that the external diameter of described coil tension spring extends upwardly draw section by lower flexible pipeline section increases progressively and forms certain tapering successively.
The beneficial effects of the utility model: the retractor device of a kind of automatic umbrella folding and unfolding of the present utility model, the technical program is applied to automatic umbrella folding and unfolding, when automatic umbrella folding and unfolding needs parachute-opening, start retractor device, coil tension spring produces corresponding elastic force will upper flexible pipeline section, in stretch pipeline section and lower flexible pipeline section stretch out; When automatic telescopic umbrella need to close one's umbrella, start this retractor device, flexible pipeline section in compression, in flexible pipeline section and lower flexible pipeline section, thereby coil tension spring is compressed in upper flexible pipeline section, the direction that extends upwardly draw section by lower flexible pipeline section due to the external diameter of the coil tension spring of the technical program increases progressively successively, while guaranteeing that automatic umbrella folding and unfolding needs parachute-opening, coil tension spring top have larger elasticity on flexible pipeline section apply elastic force, parachute-opening is convenient.The design that the technical program takes the external diameter of coil tension spring to increase progressively successively to the top of coil tension spring from the bottom of coil tension spring, and be disposed in corresponding flexible pipeline section, in flexible pipeline section and lower flexible pipeline section, guarantee that whole retractor device elastic force when stretching out is larger, convenient, lighter during contraction, result of use is better.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment mono-.
Fig. 2 is the structural representation of the utility model embodiment bis-.
Fig. 3 is the structural representation of the utility model embodiment tri-.
Fig. 4 is the structural representation of the utility model while being applied to automatic umbrella folding and unfolding.
Reference numeral comprises:
1-telescoping tube, 2-coil tension spring, 3-adapter sleeve
The flexible pipeline section 12 of 4-middle plug 11-above-in flexible pipeline section
13-lower flexible pipeline section 21-not equal diameter spring section 22-equal diameter spring section
23-upper coil tension spring section 24-middle coil tension spring section 25-lower coil tension spring section
31-connection breach.
A in Fig. 4 is retractor device of the present utility model.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is described in detail.
embodiment mono-.
As shown in Figure 1 and Figure 4, the retractor device of a kind of automatic umbrella folding and unfolding of the present utility model, comprise telescoping tube 1 and be arranged at the coil tension spring 2 in telescoping tube 1, described telescoping tube 1 comprise the upper flexible pipeline section 11 that can mutually stretch, in flexible pipeline section 12 and lower flexible pipeline section 13, the caliber of flexible pipeline section 12 during the caliber of described flexible pipeline section 11 is greater than, in the caliber of flexible pipeline section 12 be greater than the caliber of lower flexible pipeline section 13, the direction that the external diameter of described coil tension spring 2 extends upwardly draw section 11 by lower flexible pipeline section 13 increases progressively successively.
The technical program is applied to automatic umbrella folding and unfolding, when automatic umbrella folding and unfolding needs parachute-opening, starts retractor device, coil tension spring 2 produces corresponding elastic force will upper flexible pipeline section 11, in stretch pipeline section 12 and lower flexible pipeline section 13 stretch out; When automatic telescopic umbrella need to close one's umbrella, start this retractor device, flexible pipeline section 11 in compression, in flexible pipeline section 12 and lower flexible pipeline section 13, thereby coil tension spring 2 is compressed in upper flexible pipeline section 11, the direction that extends upwardly draw section 11 by lower flexible pipeline section 13 due to the external diameter of the coil tension spring 2 of the technical program increases progressively successively, while guaranteeing that automatic umbrella folding and unfolding needs parachute-opening, coil tension spring 2 top have larger elasticity on flexible pipeline section 11 apply elastic force, parachute-opening is convenient.The design that the technical program takes the external diameter of coil tension spring 2 to increase progressively successively to the top of coil tension spring 2 from the bottom of coil tension spring 2, and be disposed in corresponding flexible pipeline section 11, in flexible pipeline section 12 and lower flexible pipeline section 13, guarantee that whole retractor device elastic force when stretching out is larger, convenient, lighter during contraction, result of use is better.
In the present embodiment, described coil tension spring 2 comprises the upper coil tension spring section 23, middle coil tension spring section 24 and the lower coil tension spring section 25 that connect successively, the external diameter of described upper coil tension spring section 23 is greater than the external diameter of middle coil tension spring section 24, and the external diameter of middle coil tension spring section 24 is greater than the external diameter of lower coil tension spring section 25; When retractor device trails, upper coil tension spring section 23 is positioned at flexible pipeline section 11, and middle coil tension spring section 24 is arranged in flexible pipeline section 12, and lower coil tension spring section 25 is positioned at lower flexible pipeline section 13.
In the present embodiment, because coil tension spring 2 is by the upper coil tension spring section 23 connecting successively, middle coil tension spring section 24 and lower coil tension spring section 25 form, the external diameter of upper coil tension spring section 23 is greater than the external diameter of middle coil tension spring section 24, the external diameter of middle coil tension spring section 24 is greater than the external diameter of lower coil tension spring section 25, simultaneous retractable spring 2 is installed on telescoping tube 1 when interior, upper coil tension spring section 23 is positioned at flexible pipeline section 11, middle coil tension spring section 24 is arranged in flexible pipeline section 12, lower coil tension spring section 25 is positioned at lower flexible pipeline section 13, thereby guarantee to arrange the upper coil tension spring section 23 that external diameter is larger in upper flexible pipeline section 11 that caliber is larger, the lower flexible pipeline section 13 that caliber is less arranges the lower coil tension spring section 25 that external diameter is less, caliber between upper flexible pipeline section 11 calibers and lower flexible pipeline section 13 calibers in flexible pipeline section 12 arrange middle coil tension spring section 24, when automatic telescopic umbrella needs parachute-opening, start this retractor device, upper coil tension spring section 23, middle coil tension spring section 24 and lower coil tension spring section 25 produce respectively corresponding elastic force by upper flexible pipeline section 11, in flexible pipeline section 12 and lower flexible pipeline section 13 stretch out, conventional art is owing to adopting the spring of unified little external diameter, cause spring flexible pipeline section 11 and flexible pipeline section 12 elasticity deficiencies on being arranged in, in the technical program the external diameter of the external diameter of coil tension spring section 23 and middle coil tension spring section 24 be suitable for respectively flexible pipeline section 11 and in flexible pipeline section 12, while guaranteeing parachute-opening upper coil tension spring section 23 and middle coil tension spring section 24 produce enough elastic force act on flexible pipeline section 11 and in flexible pipeline section 12, when automatic telescopic umbrella need to close one's umbrella, start this retractor device, flexible pipeline section 11 in compression, in flexible pipeline section 12 and lower flexible pipeline section 13, thereby lower coil tension spring section 25, middle coil tension spring section 24 and upper coil tension spring section 23 are compressed and in upper flexible pipeline section 11, conventional art is owing to adopting the spring of unified little external diameter relatively, the above coil tension spring section 23 of the technical program is as benchmark, lower coil tension spring section 25 is compressed in middle coil tension spring section 24, middle coil tension spring section 24 is compressed in coil tension spring section 23, thereby makes compression lighter.The technical program takes three sections of springs to be respectively the design that lower coil tension spring section 25, middle coil tension spring section 24 and upper coil tension spring section 23 connect, and be disposed in corresponding flexible pipeline section 11, in flexible pipeline section 12 and lower flexible pipeline section 13, guarantee that whole retractor device elastic force when stretching out is larger, convenient, lighter during contraction, while being applied to automatic telescopic umbrella, result of use is better.
In the present embodiment, also comprise the adapter sleeve 3 for connecting umbrella stand, described adapter sleeve 3 is socketed on the periphery of flexible pipeline section 11.Because the top of retractor device is connected in the umbrella stand of automatic telescopic link, Gu the outer race at the top of upper flexible pipeline section 11 is borrowed adapter sleeve 3, adapter sleeve 3 is used further to connect the umbrella stand of automatic telescopic umbrella, makes the assembly and connection of whole retractor device and umbrella stand convenient, and connective stability is better.
In the present embodiment, in described flexible pipeline section 11, be provided with middle plug 4, described middle plug 4 is positioned at coil tension spring section 23, and the top of middle plug 4 is connected with described adapter sleeve 3.Middle plug 4 is all compressed in upper flexible pipeline section 11 and is socketed on when interior the periphery of middle plug 4 for coil tension spring section 25, coil tension spring section 24 and upper coil tension spring section 23 instantly, guarantee that lower coil tension spring section 25, middle coil tension spring section 24 and upper coil tension spring section 23 after compression there will not be expendable distortion, prevent compression after spring intentional deformation in upper flexible pipeline section 11, reasonable in design, practical.
In the present embodiment, the bottom of described middle plug 4 flushes with the bottom of upper flexible pipeline section 11, due to lower coil tension spring section 25, middle coil tension spring section 24, upper coil tension spring section 23, lower flexible pipeline section 13 and in flexible pipeline section 12 be all compressed in flexible pipeline section 11, in being about to, the bottom of plug 4 is designed to flush into the best with the bottom of upper flexible pipeline section 11, neither can affect lower coil tension spring section 25, middle coil tension spring section 24, upper coil tension spring section 23, lower flexible pipeline section 13 and in flexible pipeline section 12 flexible, also guarantee lower coil tension spring section 25, middle coil tension spring section 24 and upper coil tension spring section 23 there will not be expendable distortion.
In the present embodiment, the upper end of described adapter sleeve 3 offers several and connects breach 31, connects breach 31 described in several to distribute ringwise, and the connection breach 3131 of annular spread is for fixing the end of umbrella stand support bar.
embodiment bis-.
As shown in Figures 2 and 4, the difference of the present embodiment and embodiment mono-is, described coil tension spring 2 comprises interconnective not equal diameter spring section 21 and equal diameter spring section 22; The external diameter of described not equal diameter spring section 21 successively decreases gradually and forms certain tapering, and the less external diameter end of equal diameter spring section 21 is not connected with equal diameter spring section 22, and the external diameter of equal diameter spring section 22 equates with the minimum outer diameter of equal diameter spring section 21 not.The not equal diameter spring section 21 of the technical program is designed to from top to bottom, successively decrease successively and form certain tapering, also can reach the technique effect described in embodiment mono-, also can guarantee that whole retractor device elastic force when stretching out is larger, convenient, lighter during contraction, result of use is better.
The remainder of the present embodiment is identical with embodiment bis-, repeats no more here.
embodiment tri-.
As shown in Figures 3 and 4, the difference of the present embodiment and embodiment mono-is, the direction that the external diameter of described coil tension spring 2 extends upwardly draw section 11 by lower flexible pipeline section 13 increases progressively and form certain tapering successively.The coil tension spring 2 of the technical program is designed to from top to bottom, successively decrease successively and form certain tapering, also can reach the technique effect described in embodiment mono-, also can guarantee that whole retractor device elastic force when stretching out is larger, convenient, lighter during contraction, result of use is better.
The remainder of the present embodiment is identical with embodiment bis-, repeats no more here.
Above content is only preferred embodiment of the present utility model, for those of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications, this description should not be construed as restriction of the present utility model.
Claims (8)
1. the retractor device of an automatic umbrella folding and unfolding, comprise telescoping tube (1) and be arranged at the coil tension spring (2) in telescoping tube (1), described telescoping tube (1) comprises the upper flexible pipeline section (11) that can mutually stretch, in flexible pipeline section (12) and lower flexible pipeline section (13), the caliber of flexible pipeline section (12) during the caliber of described flexible pipeline section (11) is greater than, in the caliber of flexible pipeline section (12) be greater than the caliber of lower flexible pipeline section (13), it is characterized in that: the direction that the external diameter of described coil tension spring (2) extends upwardly draw section (11) by lower flexible pipeline section (13) increases progressively successively.
2. the retractor device of a kind of automatic umbrella folding and unfolding according to claim 1, is characterized in that: described coil tension spring (2) comprises interconnective not equal diameter spring section (21) and equal diameter spring section (22);
The external diameter of described not equal diameter spring section (21) successively decreases gradually and forms certain tapering, the less external diameter end of equal diameter spring section (21) is not connected with equal diameter spring section (22), and the external diameter of equal diameter spring section (22) equates with the minimum outer diameter of equal diameter spring section (21) not.
3. the retractor device of a kind of automatic umbrella folding and unfolding according to claim 1, it is characterized in that: described coil tension spring (2) comprises the upper coil tension spring section (23), middle coil tension spring section (24) and the lower coil tension spring section (25) that connect successively, the external diameter of described upper coil tension spring section (23) is greater than the external diameter of middle coil tension spring section (24), and the external diameter of middle coil tension spring section (24) is greater than the external diameter of lower coil tension spring section (25); When retractor device trails, upper coil tension spring section (23) is positioned at flexible pipeline section (11), and middle coil tension spring section (24) is arranged in flexible pipeline section (12), and lower coil tension spring section (25) is positioned at lower flexible pipeline section (13).
4. the retractor device of a kind of automatic umbrella folding and unfolding according to claim 3, is characterized in that: also comprise the adapter sleeve (3) for connecting umbrella stand, described adapter sleeve (3) is socketed on the periphery of flexible pipeline section (11).
5. the retractor device of a kind of automatic umbrella folding and unfolding according to claim 4, it is characterized in that: in described flexible pipeline section (11), be provided with middle plug (4), described middle plug (4) is positioned at coil tension spring section (23), and the top of middle plug (4) is connected with described adapter sleeve (3).
6. the retractor device of a kind of automatic umbrella folding and unfolding according to claim 5, is characterized in that: the bottom of described middle plug (4) flushes with the bottom of upper flexible pipeline section (11).
7. the retractor device of a kind of automatic umbrella folding and unfolding according to claim 4, is characterized in that: the upper end of described adapter sleeve (3) offers several and connects breach (31), connects breach (31) described in several to distribute ringwise.
8. the retractor device of a kind of automatic umbrella folding and unfolding according to claim 1, is characterized in that: the direction that the external diameter of described coil tension spring (2) extends upwardly draw section (11) by lower flexible pipeline section (13) increases progressively and form certain tapering successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320598542.4U CN203563791U (en) | 2013-09-27 | 2013-09-27 | Telescopic device of automatic opening and closing umbrella |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320598542.4U CN203563791U (en) | 2013-09-27 | 2013-09-27 | Telescopic device of automatic opening and closing umbrella |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203563791U true CN203563791U (en) | 2014-04-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320598542.4U Expired - Fee Related CN203563791U (en) | 2013-09-27 | 2013-09-27 | Telescopic device of automatic opening and closing umbrella |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203563791U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110815469A (en) * | 2019-12-04 | 2020-02-21 | 高亚芳 | Wood processing machine and processing method |
-
2013
- 2013-09-27 CN CN201320598542.4U patent/CN203563791U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110815469A (en) * | 2019-12-04 | 2020-02-21 | 高亚芳 | Wood processing machine and processing method |
| CN110815469B (en) * | 2019-12-04 | 2021-11-19 | 浏阳市豪鑫木业有限公司 | Wood processing machine and processing method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140430 |