CN101214099A

CN101214099A - Improved structure for walking stick

Info

Publication number: CN101214099A
Application number: CNA2007100002079A
Authority: CN
Inventors: 徐孟辉; 陈雪玉; 林柄宏; 洪承德
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-01-04
Filing date: 2007-01-04
Publication date: 2008-07-09
Anticipated expiration: 2027-01-04
Also published as: CN100594817C

Abstract

The invention discloses a modified structure of a stick. The structure of the stick includes a main bar unit, a tripod unit and a seat bar unit. The structure mainly refers to that the seat bar unit consists of four chair frames, two rib bars, a handle block and a piece of chair cloth. The bottom ends of the chair frames are connected to the upper end of an expansion bar of the main bar unit. The chair cloth is arranged among the top ends of the four chair frames. The rib bars are connected among the chair frames. And when the rib bars are extended, the chair cloth can be used to form a chair to be used. When the chair is folded and positioned, the handle block is used to be fastened to the upper ends of the chair frames. Therefore, the firmness of the seat bar unit for the extension positioning is promoted. And the handle block can be equipped with a pulling rope to a fixing ring of the main bar unit. When the handle block moves upward, the fixing ring can be pulled upward to extend the tripod unit simultaneously to reduce the steps for the extending operation.

Description

The structure-improved of walking stick

Technical field

The present invention relates to a kind of structure-improved of walking stick, but particularly a kind of upgrade block bar unit launches the steadiness of location, simplify the structure-improved of the walking stick that launches operating procedure again.

Background technology

Has the walking stick at seat (as U.S. design patent D 400 in view of existing, No. 724), because of its overall volume that folds after being abutted against bigger, cause collection, portable, inconvenience on the packing, the improvement (No. the 246405th, invention patent certificate) that No. the 94109505th, the previous invention TaiWan, China patent application of this case inventor, it is by the mobile jib unit, foot rest unit and seat bar unit are formed, foot rest unit and seat bar unit are arranged in the below and the top of mobile jib unit respectively, the foot rest unit comprises several foot rests and number connecting rod, foot rest, one end of connecting rod is pivoted to the body of mobile jib unit respectively, the pulling block bottom, the end in addition of connecting rod is pivoted to foot rest, can form foot rest after it is launched props up, can utilize the retainer ring of mobile jib unit to move down limit after folding again pulls, and the seat bar unit comprises two chair framves, two rib bars, two handle pieces and a chair cloth, chair frame top, the bottom is solidly connected to the handle piece respectively and is pivoted to the expansion link upper end of mobile jib unit, and the rib bar pivot is connected between the chair frame, and chair cloth is arranged between two handle pieces, utilizing chair cloth can constitute seat after it launches implements, fold then to fold behind the location and be abutted against, according to and to constitute a volume little, make things convenient for the walking stick structure of portable.

From the above, though case can reach the target that folds the back reduced volume before the patent that No. the 94109505th, this TaiWan, China application, so still there is a little disappearance, the one, a bar unit only includes two chair framves, though chair frame tool horizontal part is for affixed handle piece and chair cloth, but the stationarity that its integral body presents is not good, and necessity of improvement innovation is arranged.Another is when launching operation, must manually will move on the retainer ring, and the foot rest unit is launched, and two handle pieces, two chair framves and chair cloth are opened, a bar unit is launched, that is, must there be this two step to launch fully, but the inconvenience a little that causes operation to implement.

Summary of the invention

The objective of the invention is to address the above problem, a kind of structure-improved of walking stick is provided, this structure can not only the upgrade block bar unit be launched the steadiness of location, simplifies the operating procedure of launching simultaneously.

For achieving the above object, technical scheme provided by the invention is: a kind of structure-improved of walking stick, comprise mobile jib unit, foot rest unit and seat bar unit, and the mobile jib unit still comprises a main tube, a body, an expansion link, a pulling block, a flexible member and a retainer ring; It is inner that body is located in main tube; Expansion link can be engaged in the upward inner of body by upper and lower accent with moving; Flexible member and pulling block are located in the following inside of body in regular turn from top to bottom, and retainer ring is arranged in the interior bottom of main tube and is located on the body outside, and pulling block, body, retainer ring and main tube are passed by alignment pin, and the corresponding alignment pin of body and retainer ring is made as a pair of slotted hole respectively, retainer ring can upper and lowerly be shifted, when this pulling block is moved down, cause this alignment pin also to have the space that moves down; Stay cord is set wears expansion link, body from top to bottom and be consolidated in retainer ring, can be provided with to pulling seat in the outside, main tube upper end again with the lower end; The foot rest unit comprises several foot rests and number connecting rod; One end of foot rest, connecting rod is pivoted to the bottom of body, pulling block respectively; The other end of connecting rod is pivoted to foot rest, make after foot rest folds and to move down embedding by retainer ring and pull and locate in the outside on foot rest top, and after moving on the retainer ring, foot rest, when connecting rod struts, cause pulling block to be moved down synchronously, and the foot rest top supports to arrive in the retainer ring lower end, and main tube is displaced downwardly to that this alignment pin supports to the slotted hole lower end of body and deployable location; The seat bar unit comprises four chair framves, two rib bars, a handle piece and a chair cloth; The top of chair frame is the angle end of chair cloth fixedly; Chair cloth can be wire side; The bottom of chair frame is pivoted to the expansion link upper end of mobile jib unit; The rib bar pivot is connected between two chair framves of symmetry; A rope body is set to be passed between another two chair framves to symmetry; Treat the chair frame fold be abutted against after, chair cloth is accommodated in four inside between the chair frame, utilizes handle piece cover to pull and can constitute the handle of a walking stick in chair frame upper end; The stay cord upper end links with the handle piece; Make and move on the handle piece and when four chair framves symmetry is launched, simultaneously can on move retainer ring, make synchronous expansion seat bar unit and foot rest unit, and utilize chair cloth to constitute a seat.

In addition, the upper end of main tube is provided with to the seat of pulling; After chair frame, rib bar, chair cloth launched, the bottom of chair frame was carried on described supporting on the seat of pulling; The handle piece links stay cord; The retainer ring of mobile jib unit is fixed in the stay cord lower end; Make when moving on the handle piece can on draw retainer ring; Body is established a pair of perforating in addition above slotted hole; Expansion link is the up/down perforation shape; Stay cord passes the perforating of expansion link, body from top to bottom, and retainer ring is fixed in the lower end; Stay cord is set to two in the bottom, be combined into one after penetrating body, passes expansion link and is fixed in the handle piece; The handle piece is provided with light fixture; The last inside of body has internal thread, and expansion link has external screw thread, makes expansion link be engaged in inner and can move by upper and lower accent; The rope body passes one of them rib bar.

The structure improved operation principle and the beneficial effect of walking stick provided by the invention: by mobile jib unit, foot rest unit and seat bar unit, become the walking stick function after folding, and it can constitute basic foot rest and seat function after launching, make walking stick have the purposes of seat, and significantly reduce the volume after folding, in addition, the present invention sets up by the chair frame symmetry of seat bar unit, after the expansion on average support chair cloth suffered take gravity, and the lower end must be propped up and strong fix by the seat of pulling that supports of main tube upper end; When launching operation only must on move handle piece 35, can make four chair framves be unfolded this moment, and simultaneously by drawing retainer ring that foot rest, connecting rod are strutted on the stay cord, and synchronous expansion seat bar unit and foot rest unit, to promote to launch the convenience of operation, simplified operating procedure.

Description of drawings

Fig. 1: the structure improved three-dimensional exploded view of walking stick of the present invention (chair cloth is not drawn);

Fig. 2: the combining structure cutaway view (chair cloth do not draw) of the structural improvement of walking stick of the present invention after folding;

Fig. 3: the combining structure cutaway view (chair cloth do not draw) of the structural improvement of walking stick of the present invention when launching start;

Fig. 4: the side view of structure improved seat bar unit when launching start of walking stick of the present invention;

Fig. 5: the stereogram of the structural improvement of walking stick of the present invention after launching;

Fig. 6: the structure improved stereogram after folding of walking stick of the present invention.

The specific embodiment

Understand for the present invention being had further, now be described with the following example.

The structure-improved of walking stick of the present invention, it includes a mobile jib unit 1, a foot rest unit 2 and a seat bar unit 3, wherein:

Mobile jib unit 1 (as Fig. 1), comprise a main tube 11, a body 12, an expansion link 13, a pulling block 14, a flexible member 15 and a retainer ring 16, this main tube 11 is last, the hollow tube of following perforation, its inside is a hollow chamber 111, and the below of hollow chamber 111 is that a large-diameter portion 112 (is seen Fig. 1,2), and body 12 is located in the main tube 11, and body 12 inside are divided into inner 122 and down inner 123 with a partition 121, can engage for this expansion link 13 and go up inner 122, and expansion link 13 can be gone up, downward modulation moves, and flexible member 15 and pulling block 14 are located in following inner 123 of body 12 in regular turn from top to bottom, and retainer ring 16 is arranged in the large-diameter portion 112 of bottom in the main tube 11, and be located on the outside of body 12, this pulling block 14 again, body 12, retainer ring 16 and main tube 11 are worn group by an

alignment pin

4, and 16 pairs of body 12 and retainer rings should be made as a pair of slotted hole 124 respectively by alignment pin 4,161, and make retainer ring 16 can be along large-diameter portion 112 and on, following displacement is (for another Fig. 3,4), when this pulling block 14 is moved down, cause this alignment pin 4 and also have the space that moves down.Moreover, body 12 is established a pair of perforating 126 (seeing Fig. 1,2) in addition in slotted hole 124 tops, and it is the up/down perforation shape that expansion link 13 is tool, make and to utilize stay cord 17 to wear the perforating 126 of expansion link 13, body 12 from top to bottom and be consolidated in retainer ring 16, can be provided with in the outside, main tube 11 upper ends again and support 113 (for another a Fig. 4) that pull with the lower end.

Foot rest unit 2 (as Fig. 1), it comprises several foot rests 21 and number connecting rod 22, foot rest 21, one end of connecting rod 22 is pivoted to the body 12 of mobile jib unit 1 respectively, the bottom of pulling block 14, the end in addition of connecting rod 22 is pivoted to foot rest 21 again, making foot rest 21 fold the back moves down embedding by retainer ring 16 and pulls and fold location (as Fig. 2) in the outside on foot rest 21 tops, and after moving on the retainer ring 16, foot rest 21, when connecting rod 22 struts (as Fig. 3), the related pulling block 14 that makes is moved down, and the top of foot rest 21 supports to arrive in the lower end of retainer ring 16, and main tube 11 is displaced downwardly to that this alignment pin 4 supports to slotted hole 124 lower ends of body 12 and deployable location (as Fig. 4).

Seat bar unit 3 (as Fig. 1), include four chair framves 31, two rib bars 32, a handle piece 35 and a chair cloth 34 (chair cloth is asked for an interview Fig. 4,5), the top of chair frame 31 is fixed for the angle end of chair cloth 34, chair cloth 34 can be wire side (as Fig. 5), the bottom of chair frame 31 then is pivoted to the upper end of the expansion link 13 of mobile jib unit 1, and rib bar 32 is articulated between two chair framves 31 of symmetry, other utilizes a rope body 36 to wear and ties between two chair framves 31 of other symmetry, to constitute the foundation (as Fig. 5) of interlock, the body 36 of restricting again can wear an one rib bar 32; Treat chair frame 31, rib bar 32 fold be abutted against the back (as Fig. 2), chair cloth 34 promptly is incorporated in the inside (chair is distributed among Fig. 2 and does not draw) of 31 on four chair framves, utilize this moment handle piece 35 covers to pull and to constitute the handle of a walking stick in four chair frame 31 upper ends, and the upper end of stay cord 17 combines with handle piece 35, make and move on the handle piece 35 and when four chair framves 31 symmetry is launched (as Fig. 3,4), can utilize simultaneously and draw retainer ring 16 on the stay cord 17, but and synchronous expansion seat bar unit 3 and foot rest unit 2.And after chair frame 31, rib bar 32, chair cloth 34 launched the location, this chair cloth 34 is suitable can be for taking (as Fig. 5), and suitable supporting of main tube 11 upper ends pull seat 113 and the strong fix (as Fig. 4) of being carried in chair frame 31 bottoms.Moreover handle piece 35 cover is pulled behind four chair frame 31 upper ends, retainer ring 16 must be moved down limit to be pulled fold location (as Fig. 2) in the outside on foot rest 21 tops; Handle piece 35 can be provided with light fixture 6 (as Fig. 1,2) again.This stay cord 17 moves retainer ring 16 for asking on average in the lower end again, so can be made as two, and can be combined into one after penetrating body 12, upwards wears expansion link 13 again and is incorporated into handle piece 35 (as Fig. 2).

In addition, going up of this body 12 inner 122 can have internal thread 125 (as Fig. 1,2), and expansion link 13 has external screw thread 131, makes expansion link 13 be engaged in inner 122 afterwards and can move by upper and lower accent the height of adjustable in view of the above bed rearrangement bar unit 3.

Said structure, be by mobile jib unit 1 during enforcement, the composition of a foot rest unit 2 and a seat bar unit 3, become the walking stick function after folding (as Fig. 2,6), and it can constitute basic foot rest seat function (as Fig. 5) after launching, make walking stick also have the purposes of seat, and significantly reduce the volume after folding, in addition, the present invention sets up by chair frame 31 symmetries of seat bar unit 3, so its launch the back when implementing on average support chair cloth 34 suffered take gravity, and the lower end must be propped up and strong fix by the seat 113 of pulling that supports of main tube 11 upper ends, and this is main improvement of the present invention and effect enhancement place.In addition, when launching operation only must on move handle piece 35, can make four chair framves 31 be unfolded this moment, and simultaneously by drawing retainer ring 16 that foot rest 21, connecting rod 22 are strutted on the stay cord 17, and synchronous expansion seat bar unit 3 and foot rest unit 2, with the convenience that promotes that expansion is operated, the step that simplifies the operation, this is another effect enhancement place of the present invention again.

In sum, be preferred embodiment of the present invention only, be not to be used for limiting scope of the invention process.Be that all equalizations of being done according to the present patent application claim change and modification, be all claim of the present invention and contain.

Claims

1. the structure-improved of a walking stick, it is characterized in that: this structure-improved comprises a mobile jib unit, a foot rest unit and a seat bar unit;

Described mobile jib unit comprises a main tube, a body, an expansion link, a pulling block, a flexible member and a retainer ring; Described main tube is the hollow tube of upper and lower perforation, and its inside is a hollow chamber, and the hollow chamber bottom is a large-diameter portion; Described body is located in the main tube, and body interior is divided under inner the reaching inner with a partition; Described expansion link can connect the upward inner of described body by upper and lower accent with moving; Described flexible member and pulling block are located in the following inside of body in regular turn from top to bottom; Described retainer ring is arranged in the large-diameter portion of bottom in the described main tube, is located on the described body outside; Described pulling block, body, retainer ring and main tube are passed by an alignment pin, and described body and the corresponding alignment pin of retainer ring are made as respectively and a pair ofly described retainer ring is shifted up and down along described large-diameter portion and makes alignment pin also have the slotted hole in the space that moves down;

Described foot rest unit comprises several foot rests and several connecting rods; One end of described foot rest is pivoted to the body bottom of described mobile jib unit; One end of described connecting rod articulates the bottom of the pulling block of described mobile jib unit, and the other end is pivoted to foot rest; After described foot rest folded, described retainer ring moved down embedding and pulls in the outside on foot rest top; After moving on the described retainer ring, described foot rest, when connecting rod struts, described pulling block is moved down, and described foot rest top supports to arrive in the retainer ring lower end, and described main tube is displaced downwardly to this alignment pin and supports slotted hole lower end to body;

Described seat bar unit includes four chair framves, two rib bars, a handle piece and a chair cloth; The top of described chair frame is the angle end of chair cloth fixedly, and the bottom of chair frame is pivoted to the upper end of the expansion link of described mobile jib unit; Described rib bar pivot is connected between two chair framves of symmetry; A rope body is set to be attached between another two chair framves to symmetry; After described chair frame, rib bar folded and be abutted against, described chair cloth was incorporated in the inside between four chair framves, and described handle piece cover is pulled in four chair framves upper end.

2. the structure-improved of walking stick according to claim 1 is characterized in that: the upper end of described main tube is provided with to the seat of pulling; After described chair frame, rib bar, chair cloth launched, the bottom of described chair frame was carried on described supporting on the seat of pulling.

3. the structure-improved of walking stick according to claim 1 is characterized in that: described handle piece links stay cord; The retainer ring of mobile jib unit is fixed in described stay cord lower end.

4. the structure-improved of walking stick according to claim 3, it is characterized in that: described body is established a pair of perforating in addition above described slotted hole; Described expansion link is the up/down perforation shape; Described stay cord passes the perforating of expansion link, body from top to bottom, and described retainer ring is fixed in the lower end.

5. the structure-improved of walking stick according to claim 4, it is characterized in that: described stay cord is set to two in the bottom, is combined into one after penetrating described body, passes expansion link and is fixed in described handle piece.

6. the structure-improved of walking stick according to claim 1, it is characterized in that: described handle piece is provided with light fixture.

7. the structure-improved of walking stick according to claim 1, it is characterized in that: the last inside of described body has internal thread, and described expansion link has external screw thread.

8. the structure-improved of walking stick according to claim 1 is characterized in that; Described chair cloth is wire side.

9. the structure-improved of walking stick according to claim 1, it is characterized in that: described rope body passes one of them rib bar.