CN201308184Y - Length-adjustable folded crutch - Google Patents
Length-adjustable folded crutch Download PDFInfo
- Publication number
- CN201308184Y CN201308184Y CNU2008202348480U CN200820234848U CN201308184Y CN 201308184 Y CN201308184 Y CN 201308184Y CN U2008202348480 U CNU2008202348480 U CN U2008202348480U CN 200820234848 U CN200820234848 U CN 200820234848U CN 201308184 Y CN201308184 Y CN 201308184Y
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- section
- rod
- bar section
- crutch
- locating
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Abstract
The utility model relates to the crutch technical field, in particular to a length-adjustable folded crutch. A rod body is divided into a first rod section and a second rod section, wherein the upper end of the first rod section is connected with a handgrip, the second rod section is connected with an elastic rope, and a length-adjustable jacketed joint is arranged between the two rod sections. The second rod section is provided with radially outward locating pins, the circumferential wall of the first rod section is provided with locating holes of different height, and the locating pins are locked in the locating holes to realize length adjustment. Each locating pin is provided with a conical locating section which is inserted into the locating holes to be locked, the outer diameter of each conical locating section gradually increases from exterior to interior, and the maximum outer diameter of each locating section is bigger than the aperture of the locating holes. The circumferential edge of each locating section is tightly locked in the locating holes without gaps to stably connect the two rod sections. The length-adjustable folded crutch is characterized by sloshing-free property, stable operation and good support performance.
Description
Technical field:
The utility model relates to the crutch technical field, but refers in particular to a kind of folding walking stick of length adjustment.
Background technology:
Crutch is mainly used in auxiliary walker.And for the different users, because the difference of height, it uses the length of crutch also different, have collapsible and flexible crutch thus, not only can folding deposit and carry, but also can adjust the use length of cane bar as required, to be fit to different height persons.The flexible location of existing crutch is adjusted, be to insert among the first bar section in the hole by the second bar section, be provided with the radially elastic positioning pin of evagination in the second bar section, be provided with the locating hole of differing heights in the first bar section, its alignment pin protrudes out screens person when inserting for the second bar section, realizes the flexible adjustment of length; Yet, in the prior art, there is defective in the flexible structure of adjusting of crutch, is cylindric as alignment pin, and the positioning section that is used to protrude out screens is a straight body, the fixing inconvenience of external diameter, when this structure is used to insert the locating hole of the first bar section, and produce the gap between the locating hole, be prone to rock, the situation of shakiness, and also can send noise when using, quality is lower; In addition, between the first bar section and the second bar section socket not tight, poor stability.
Summary of the invention:
The purpose of this utility model is to provide a kind of positioning stablity, but improves the folding walking stick of the length adjustment of serviceability.
For achieving the above object, the utility model adopts following technical scheme:
But the folding walking stick of length adjustment, this crutch is formed by the linking of the body of rod more than two sections or two sections, pull and support by an elastic drag rope between the body of rod, the crutch upper end is a handle, the body of rod that handle connects is divided into the first bar section and the second bar section, first bar section upper end connects handle, the second bar section then is to connect elastic drag rope, between the first bar section and the second bar section is the socket of scalable length adjustment, and the socket end in the second bar section is provided with the radially elastic positioning pin of evagination, be provided with the locating hole of differing heights in the perisporium of the first bar section, its alignment pin protrudes out screens person when inserting for the second bar section, realizes that length is flexible to adjust; The alignment pin of the described second bar section has the positioning section of taper, and the locating hole that is inserted on the first bar section by this positioning section carries out screens, and the footpath is strengthened toward interior gradually by outer outside the taper positioning section, and the positioning section maximum outside diameter is greater than the aperture of the locating hole on the first bar section; The end that is inserted in of the second bar section is provided with O type ring, and the first bar section socket end periphery is provided with and brings head together, with the periphery of the corresponding site of bringing the cramping second bar section together.
Being connected the straight cylinder formula between the body of rod of crutch is connected, promptly in the body of rod that is connected mutually, there is the cohesive end of a body of rod to be provided with cylindrical section, this cylindrical section is inserted in the mesopore of another body of rod, and the root of cylindrical section forms step and props up the end face that peaks at another body of rod, be provided with O type ring in cylindrical section, perhaps be provided with the conehead that can rise and receive in cylindrical section, this conehead has splitting groove of number.
The taper positioning section of described alignment pin is conical, and the locating hole on the second bar section is a circular hole.
In the above-mentioned structure, the alignment pin of the second bar section has the positioning section of taper, carries out screens and cooperates O type ring and the structure of bringing head together with this locating hole that inserts on the first bar section, and the beneficial effect of acquisition is as follows:
1, the footpath is strengthened toward interior gradually by outer outside the taper positioning section, so that positioning section is when inserting locating hole on the first bar section, the outer peripheral edges of positioning section closely snap in the locating hole, no gap, and it is stable that two bar sections are connected, and do not rock, and uses and stablize, and supportive is good.
2, the alignment pin gapless inserts in the locating hole, not only reduces and rocks, and can not send noise in use, the quality height.
3, O type ring can increase the socket compactness between the two bar sections, is difficult for rocking, and can strengthen connection and bring head together, connects more stable, firm.
4, simple in structure, practical.
Description of drawings:
Accompanying drawing 1 is the structural representation of the utility model;
Accompanying drawing 2 is the utility model length adjustment structural representation;
Accompanying drawing 3 is the partial structurtes schematic diagram of Fig. 2;
Accompanying drawing 4 is a connected structure schematic diagram between the body of rod;
Accompanying drawing 5 is another embodiment schematic diagram of the utility model;
Accompanying drawing 6 is the partial structurtes enlarged diagram of Fig. 5.
The specific embodiment:
Below in conjunction with accompanying drawing the utility model is further specified:
Consult shown in Fig. 1～4, crutch 10 described in the utility model is formed by the linking of the body of rod more than two sections or two sections, is pulled and supported by an elastic drag rope 20 between the body of rod, and elastic drag rope 20 is arranged in body of rod inside and deposits with the linking moulding use and the folding that realize crutch.During use, can utilize elastic drag rope 20 to pull and support to make the straight successively linking of each body of rod, form crutch, and time spent not, utilize the elasticity of elastic drag rope 20, can draw back each body of rod and can fold (shown in Figure 1) relatively.
The crutch upper end is a handle 11, the body of rod that handle connects is divided into the first bar section 12 and the second bar section 13, first bar section upper end connects handle, the second bar section then is to connect elastic drag rope 20, between the first bar section and the second bar section is the socket of scalable length adjustment, and the socket end in the second bar section is provided with the radially elastic positioning pin 131 of evagination, be provided with the locating hole 121 of differing heights in the perisporium of the first bar section, its alignment pin protrudes out screens person when inserting for the second bar section, realizes the flexible adjustment of length; Promptly be inserted in the length that the degree of depth realizes regulating crutch according to the second bar section.Shown in Fig. 2,3, the alignment pin 131 of the second bar section has the positioning section 1311 of taper, the locating hole 121 that is inserted on the first bar section by this positioning section carries out screens, and the footpath is strengthened toward interior gradually by outer outside the taper positioning section, and the positioning section maximum outside diameter is greater than the aperture of the locating hole on the first bar section; The end that is inserted in of the second bar section is provided with O type ring 132, and the first bar section socket end periphery is provided with and brings 122 together, with the periphery of the corresponding site of bringing the cramping second bar section together.When O type ring 132 is inserted among the first bar section hole, play tight subsides cover hole wall, make between the first bar section and the second bar section socket stay close close, be difficult for rocking, and bring 122 together is to make for rubber or TPU elastomeric material, has the receipts of rising, and can bring the periphery of the corresponding site of the cramping second bar section by it together, reach and strengthen connecting, make connection more firm.
Shown in Figure 4, being connected the straight cylinder formula between the body of rod of crutch is connected, promptly in the body of rod that is connected mutually, have the cohesive end of a body of rod to be provided with cylindrical section 14, this cylindrical section 14 is inserted in the mesopore of another body of rod, and the root of cylindrical section forms 15 end faces that peak at another body of rod of step, be provided with O type ring 16 in cylindrical section, this structure can be optimized connected structure, is connected stable between the body of rod, linearity is good, is difficult for loosening.The cylindrical section socket, contact is good, cooperates O type ring 16, makes cylindrical section and mesopore socket tightr.
In the present embodiment, the taper positioning section 1311 of described alignment pin is conical, and the locating hole 121 on the second bar section is a circular hole.
Consult shown in Fig. 5,6, the utility model also can have following embodiment, being connected the straight cylinder formula between the body of rod of crutch is connected, promptly in the body of rod that is connected mutually, have the cohesive end of a body of rod to be provided with cylindrical section 14, this cylindrical section 14 is inserted in the mesopore of another body of rod, and the root of cylindrical section forms 15 end faces that peak at another body of rod of step, be provided with the conehead 17 that can rise and receive in cylindrical section, this conehead has splitting groove 171 of number.Conehead can be made or adopt and be connected together with the cylindrical section moulding, and conehead has the receipts of rising elasticity, makes cylindrical section and mesopore socket tightr, is difficult for loosening.
Claims (4)
1, but the folding walking stick of length adjustment, this crutch is formed by the linking of the body of rod more than two sections or two sections, pull and support by an elastic drag rope between the body of rod, the crutch upper end is a handle, the body of rod that handle connects is divided into the first bar section and the second bar section, first bar section upper end connects handle, the second bar section then is to connect elastic drag rope, between the first bar section and the second bar section is the socket of scalable length adjustment, and the socket end in the second bar section is provided with the radially elastic positioning pin of evagination, be provided with the locating hole of differing heights in the perisporium of the first bar section, its alignment pin protrudes out screens person when inserting for the second bar section, realize the flexible adjustment of length, it is characterized in that: the alignment pin of the described second bar section has the positioning section of taper, the locating hole that is inserted on the first bar section by this positioning section carries out screens, and the footpath is strengthened toward interior gradually by outer outside the taper positioning section, and the positioning section maximum outside diameter is greater than the aperture of the locating hole on the first bar section; The end that is inserted in of the second bar section is provided with O type ring, and the first bar section socket end periphery is provided with and brings head together, with the periphery of the corresponding site of bringing the cramping second bar section together.
But 2, the folding walking stick of length adjustment according to claim 1, it is characterized in that: be connected the straight cylinder formula between the body of rod of crutch and be connected, promptly in the body of rod that is connected mutually, there is the cohesive end of a body of rod to be provided with cylindrical section, this cylindrical section is inserted in the mesopore of another body of rod, and the root of cylindrical section forms step and props up the end face that peaks at another body of rod, is provided with O type ring in cylindrical section.
But 3, the folding walking stick of length adjustment according to claim 1 is characterized in that: the taper positioning section of described alignment pin is for conical, and the locating hole on the second bar section is a circular hole.
But 4, the folding walking stick of length adjustment according to claim 1, it is characterized in that: be connected the straight cylinder formula between the body of rod of crutch and be connected, promptly in the body of rod that is connected mutually, there is the cohesive end of a body of rod to be provided with cylindrical section, this cylindrical section is inserted in the mesopore of another body of rod, and the root of cylindrical section forms step and props up the end face that peaks at another body of rod, is provided with the conehead that can rise and receive in cylindrical section, and this conehead has splitting groove of number.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202348480U CN201308184Y (en) | 2008-12-05 | 2008-12-05 | Length-adjustable folded crutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202348480U CN201308184Y (en) | 2008-12-05 | 2008-12-05 | Length-adjustable folded crutch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201308184Y true CN201308184Y (en) | 2009-09-16 |
Family
ID=41105436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202348480U Expired - Fee Related CN201308184Y (en) | 2008-12-05 | 2008-12-05 | Length-adjustable folded crutch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201308184Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102302260A (en) * | 2011-07-01 | 2012-01-04 | 常熟市强盛冲压件有限公司 | Portable walking stick |
| CN104585992A (en) * | 2015-02-06 | 2015-05-06 | 吴燕妮 | Folding stick |
| WO2016145929A1 (en) * | 2015-03-19 | 2016-09-22 | 张威 | Walking stick |
| CN111392038A (en) * | 2020-03-25 | 2020-07-10 | 南京航空航天大学 | Flapping wing aircraft wing capable of being folded and stored quickly |
-
2008
- 2008-12-05 CN CNU2008202348480U patent/CN201308184Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102302260A (en) * | 2011-07-01 | 2012-01-04 | 常熟市强盛冲压件有限公司 | Portable walking stick |
| CN104585992A (en) * | 2015-02-06 | 2015-05-06 | 吴燕妮 | Folding stick |
| WO2016145929A1 (en) * | 2015-03-19 | 2016-09-22 | 张威 | Walking stick |
| CN111392038A (en) * | 2020-03-25 | 2020-07-10 | 南京航空航天大学 | Flapping wing aircraft wing capable of being folded and stored quickly |
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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: 20090916 Termination date: 20171205 |