CN205512815U - Old person's outdoor exercises walking stick - Google Patents

Old person's outdoor exercises walking stick Download PDF

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Publication number
CN205512815U
CN205512815U CN201620351722.6U CN201620351722U CN205512815U CN 205512815 U CN205512815 U CN 205512815U CN 201620351722 U CN201620351722 U CN 201620351722U CN 205512815 U CN205512815 U CN 205512815U
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CN
China
Prior art keywords
stick stem
swollen cylinder
screw rod
sleeve
stem
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201620351722.6U
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Chinese (zh)
Inventor
刘贵森
杨淦越
刘柯
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qingchuan Keteng Electronics Development Co Ltd
Original Assignee
Qingchuan Keteng Electronics Development Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Qingchuan Keteng Electronics Development Co Ltd filed Critical Qingchuan Keteng Electronics Development Co Ltd
Priority to CN201620351722.6U priority Critical patent/CN205512815U/en
Application granted granted Critical
Publication of CN205512815U publication Critical patent/CN205512815U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a multifunctional old person's outdoor exercises walking stick. This old person's outdoor exercises walking stick, including handle and cane pole, the handle includes horizontal pole and montant, the middle part at the horizontal pole is fixed to the upper end of montant, the lower extreme of montant and the upper end fixed connection of cane pole, the upper surface of horizontal pole is provided with the compass. This old person's outdoor exercises walking stick sets up the compass through the upper surface at the horizontal pole, when the old person goes out to distinguish unclear direction, can be according to the suggestion of compass, thereby provide the exact direction for the old person, avoid the old person because the condition that leads to going astray from the group of going in the wrong direction takes place, because the compass integration is on the horizontal pole of walking stick, the walking stick both can assist the old person to walk, can distinguish the instrument of orientation again for the old person, its function is varied, the old person only need carry the walking stick can, need not to carry specially the compass, the very big outdoor exercises that have made things convenient for the old person. Be fit for in walking stick field popularization and application.

Description

Old people's outdoor activity crutch
Technical field
This utility model relates to crutch field, especially a kind of old people's outdoor activity crutch.
Background technology
Crutch, as the instrument of a kind of walking assisting disability, the old and the weak colony, also serves as the aid of people's outdoor activity simultaneously, It uses more and more extensive, crutch of the prior art, function singleness, can only be used for assisting on foot, and old people to is strange Place be difficult to take one's bearings, old people go out action time very inconvenient, ordinary canes function singleness the most of the prior art, Can not meet the demand of people.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of multi-functional old people's outdoor activity crutch.
This utility model solves its technical problem and be the technical scheme is that this old people's outdoor activity crutch, including handle and cane Bar, described handle includes cross bar and montant, and the upper end of described montant is fixed on the middle part of cross bar, the lower end of described montant and stick stem Upper end fixing connect, the upper surface of described cross bar is provided with compass.
Further, described stick stem is arranged with wrist strap, described wrist strap is provided with mesh regulation and buckles.
Further, the lower end of described stick stem is provided with cane point and cane head, and described cane point is fixed on the center, lower surface of stick stem, Described cane head is elastic rubber sleeve, and described elastic rubber sleeve is located at the lower end of stick stem and cane point is positioned at elastic rubber sleeve.
Further, the lower end of described stick stem is provided with dust cover, and described dust cover is positioned at the top of cane head, described dust cover It is threaded connection with stick stem.
Further, described stick stem is made up of upper stick stem, middle stick stem, lower stick stem, described upper stick stem, middle stick stem, lower stick stem Being the tube structure of hollow, the external diameter of described middle stick stem matches with the internal diameter of upper stick stem, and the upper end of middle stick stem is inserted into In stick stem, the upper end of described middle stick stem is provided with the first self-locking structure, and the external diameter of described lower stick stem matches with the internal diameter of middle stick stem, The upper end of lower stick stem is inserted in middle stick stem, and the upper end of described lower stick stem is provided with the second self-locking structure;Described first self-locking Structure includes the first screw rod, and the lower end of described first screw rod is fixed on the upper surface of middle stick stem, and the upper end of the first screw rod is fixed with One nut, the first screw rod is arranged with the first sleeve, and the inner surface of described first sleeve is provided with the external screw thread phase with the first screw rod Adaptive female thread, described first sleeve is arranged with the first swollen cylinder, and the internal diameter of described first swollen cylinder tapers into from bottom to top, The described external diameter of the first swollen cylinder and the internal diameter of upper stick stem matches and frictional fit between the first swollen cylinder and the inwall of upper stick stem, described The external diameter of the first sleeve bottom diameter less than the first swollen cylinder and the upper-end inner diameter more than the first swollen cylinder, the appearance of described first sleeve Face is provided with two the first scraper plates along its axis direction, and the sidewall of described first swollen cylinder is provided with two first along its axis direction Groove, one of them first groove runs through the sidewall of whole first swollen cylinder, and another one the first groove prolongs from the middle part of the first swollen cylinder Extending the upper surface of the first swollen cylinder, two the first scraper plates lay respectively in two the first grooves, when the first screw rod rotates, and first Sleeve moves up and down along the first screw rod;Described second self-locking structure includes that the second screw rod, the lower end of described second screw rod are fixed on down The upper surface of stick stem, the upper end of the second screw rod is fixed with the second nut, and the second screw rod is arranged with the second sleeve, described second set The inner surface of cylinder is provided with the female thread suitable with the external screw thread of the second screw rod, and described second sleeve is arranged with the second swollen cylinder, The internal diameter of described second swollen cylinder tapers into from bottom to top, and the described external diameter of the second swollen cylinder and the internal diameter of middle stick stem match and second Frictional fit between the inwall of swollen cylinder and middle stick stem, the external diameter of described second sleeve is less than the bottom diameter of the second swollen cylinder and more than the The upper-end inner diameter of two swollen cylinders, the outer surface of described second sleeve is provided with two the second scraper plates along its axis direction, described second swollen On the sidewall of cylinder, its axis direction being provided with two the second grooves, one of them second groove runs through the sidewall of whole second swollen cylinder, Another one the second groove extends to the upper surface of the second swollen cylinder from the middle part of the second swollen cylinder, and two the second scraper plates lay respectively at two In second groove, when the second screw rod rotates, along the, screw rod moves up and down the second sleeve.
Further, buffer unit, described buffer unit bag it are provided with between upper end and second self-locking structure of described lower stick stem Including inserted link, ring baffle, circular baffle plate, spring, the external diameter of described circular baffle plate is mutually matched with the internal diameter of middle stick stem, described The upper end of inserted link is fixed on the lower surface of circular baffle plate, and described ring baffle is fixed on the upper end of lower stick stem, and described spring housing is located at On inserted link and the lower end of inserted link is stretched in lower stick stem through ring baffle, and the internal diameter of described ring baffle is suitable with the external diameter of inserted link.
Further, the lower end of described lower stick stem is provided with anti-collision structure, and described anti-collision structure includes movable block, fixes Baffle plate, slide damper, the lower end of described movable block and cane point are fixing to be connected, and it is interior and can be that lower stick stem is stretched in the upper end of movable block In lower stick stem slidably, described fixed dam, slide damper are respectively positioned in lower stick stem, and described fixed dam is fixed on lower stick stem Inwall on, sideboard can along the central axial direction of lower stick stem slidably, sideboard, fixed dam and lower stick stem Inwall surround an airtight cavity, described fixed dam is provided with breather cheek valve, the air inlet of described breather cheek valve Being in communication with the outside, the gas outlet of described breather cheek valve connects with cavity, described sideboard be positioned at sideboard and movable block it Between, it being provided with rubber spring between described sideboard and movable block, the lower end of described rubber spring is fixed on the upper table of movable block Face, the upper end of rubber spring is fixed on the lower surface of sideboard.
The beneficial effects of the utility model are: this old people's outdoor activity crutch arranges compass by the upper surface at cross bar, always When year people goes out to distinguish unclear direction, according to the prompting of compass, thus can provide to old people and be correctly oriented, it is to avoid old People causes situation about going astray from the group to occur owing to going in the wrong direction, and owing to compass is integrated on the cross bar of crutch, crutch both can assist always Year people walks, and can be again old people's instrument of distinguishing direction, and its function is varied, and old people only need to carry crutch, Without carrying compass specially, greatly facilitate the outdoor activity of old people.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model old people's outdoor activity crutch;
Fig. 2 is the schematic diagram of the first self-locking structure described in the utility model;
Fig. 3 is the schematic cross-section of the first self-locking structure described in the utility model;
Fig. 4 is the side view diagram of the first swollen cylinder described in the utility model;
Fig. 5 is the opposite side view of the first swollen cylinder described in the utility model;
Fig. 6 is the schematic diagram of the second self-locking structure described in the utility model;
Fig. 7 is the schematic cross-section of the second self-locking structure described in the utility model;
Fig. 8 is the side view diagram of the second swollen cylinder described in the utility model;
Fig. 9 is the opposite side view of the second swollen cylinder described in the utility model;
Figure 10 is the schematic diagram of anti-collision structure described in the utility model;
Description of symbols in figure: handle 1, cross bar 101, montant 102, compass 115, stick stem 2, upper stick stem 21, middle stick stem 22, lower stick stem the 23, first self-locking structure the 24, first screw rod the 241, first nut the 242, first sleeve the 243, first swollen cylinder 244, first scraper plate the 245, first groove the 246, second self-locking structure the 25, second screw rod the 251, second nut 252, second Sleeve 253, second swollen cylinder the 254, second scraper plate the 255, second groove 256, buffer unit 26, inserted link 261, ring baffle 262, circular baffle plate 263, spring 264, wrist strap 3, mesh regulation buckle 4, cane point 5, cane head 6, dust cover 7, anticollision Structure 8, movable block 801, fixed dam 802, sideboard 803, cavity 804, breather cheek valve 805, rubber spring 806。
Detailed description of the invention
Below in conjunction with the accompanying drawings this utility model is further illustrated.
As Fig. 1 is to shown in 10, and this old people's outdoor activity crutch, including handle 1 and stick stem 2, described handle 1 includes cross bar 101 are fixed on the middle part of cross bar 101, the lower end of described montant 102 and stick stem 2 with montant 102, the upper end of described montant 102 Upper end fixing connect, the upper surface of described cross bar 101 is provided with compass 115.Arranged by the upper surface at cross bar 101 Compass 115, when old people goes out to distinguish unclear direction, according to the prompting of compass 115, thus just can provide to old people True direction, it is to avoid old people causes situation about going astray from the group to occur, owing to compass 115 is integrated in the horizontal stroke of crutch owing to going in the wrong direction On bar 101, crutch both can assist old people to walk, and can be again that old people distinguishes direction instrument, and its function is varied, Old people only need to carry crutch, it is not necessary to carries compass 115 specially, greatly facilitates the outdoor activity of old people.
Crutch, when rest, can be placed on one side by old man, and after having a rest, old man is easy to lose being placed on crutch on one side Forget, in order to prevent the generation of above-mentioned situation, described stick stem be arranged with wrist strap 3, described wrist strap 3 be provided with mesh regulation and buckle 4, Wrist strap 3 can be enclosed within wrist by old man, even if crutch is placed on one side by old man, can be taken up by crutch when old man stands up, Avoiding crutch to pass into silence, meanwhile, wrist strap 3 is enclosed within wrist on foot time by old man, and the situation of crutch landing can be avoided to occur.
In order to adapt to different surface states, the lower end of described stick stem 2 is provided with cane point 5 and cane head 6, and described cane point 5 is solid Being scheduled on the center, lower surface of stick stem, described cane head 6 is elastic rubber sleeve, and described elastic rubber sleeve is located at lower end and the cane point 5 of stick stem In elastic rubber sleeve.When ground is the most smooth, cane head 6 can be put, owing to cane head 6 is elastic rubber sleeve, it is not easy to quilt Abrasion, can extend its service life, when ground relief, in order to prevent cane head 6 from skidding, now be taken off by cane head 6 Expose cane point 5, owing to cane point 5 is sharper, may be inserted into ground, effectively prevent the situation generation that crutch skids, in order to extend In the service life of cane point 5, described cane point 5 uses wolfram steel to be made, and wolfram steel hardness is bigger, it is not easy to be worn, and uses the longevity Life is greatly improved.
The lower end of described stick stem is provided with dust cover 7, and described dust cover 7 is positioned at the top of cane head 6, described dust cover 7 and cane Bar is threaded connection.By arranging dust cover 7 in the lower end of stick stem, when old people's walking is on road dusty, when The dust splash when crutch falls can be blocked by dust cover 7, it is to avoid the dust splash adheres on the body of old people.
In order to make crutch can adapt to the people of different height, described stick stem 2 is by upper stick stem 21, middle stick stem 22, lower stick stem 23 groups Becoming, described upper stick stem 21, middle stick stem 22, lower stick stem 23 are the tube structure of hollow, and the external diameter of described middle stick stem 22 is with upper The internal diameter of stick stem 21 matches, and the upper end of middle stick stem 22 is inserted in stick stem 21, and the upper end of described middle stick stem 22 is arranged The first self-locking structure 24, the external diameter of described lower stick stem 23 is had to match with the internal diameter of middle stick stem 22, the upper end energy of lower stick stem 23 In enough insertions in stick stem 22, the upper end of described lower stick stem 23 is provided with the second self-locking structure 25;If Fig. 2 is to shown in 5, institute Stating the first self-locking structure 24 and include the first screw rod 241, the lower end of described first screw rod 241 is fixed on the upper surface of middle stick stem 22, The upper end of the first screw rod 241 is fixed with the first nut 242, and the first screw rod 241 is arranged with the first sleeve 243, described first set The inner surface of cylinder 243 is provided with the female thread suitable with the external screw thread of the first screw rod 241, sheathed on described first sleeve 243 Have the first swollen cylinder 244, the internal diameter of described first swollen cylinder 244 to taper into from bottom to top, the external diameter of described first swollen cylinder 244 with The internal diameter of upper stick stem 21 matches and frictional fit between the first swollen cylinder 244 and the inwall of upper stick stem 21, described first sleeve 243 External diameter less than the bottom diameter of the first swollen cylinder 244 and more than the upper-end inner diameter of the first swollen cylinder 244, described first sleeve 243 Outer surface is provided with two the first scraper plates 245 along its axis direction, and the sidewall of described first swollen cylinder 244 sets along its axis direction Being equipped with two the first grooves 246, one of them first groove 246 runs through the sidewall of whole first swollen cylinder 244, another one One groove 246 extends to the upper surface of the first swollen cylinder 244, two the first scraper plate 245 positions respectively from the middle part of the first swollen cylinder 244 In two the first grooves 246, when the first screw rod 241 rotates, the first sleeve 243 moves up and down along the first screw rod 241; As Fig. 6 is to shown in 9, and described second self-locking structure 25 includes that the second screw rod 251, the lower end of described second screw rod 251 are fixed on The upper surface of lower stick stem 23, the upper end of the second screw rod 251 is fixed with the second nut 252, the second screw rod 251 is arranged with second Sleeve 253, the inner surface of described second sleeve 253 is provided with the female thread suitable with the external screw thread of the second screw rod 251, institute Stating and be arranged with the second swollen cylinder 254 on the second sleeve 253, the internal diameter of described second swollen cylinder 254 tapers into from bottom to top, described The external diameter of the second swollen cylinder 254 and the internal diameter of middle stick stem 22 matches and between the second swollen cylinder 254 and the inwall of middle stick stem 22 rub Coordinate, in the external diameter of described second sleeve 253 bottom diameter less than the second swollen cylinder 254 and the upper end more than the second swollen cylinder 254 Footpath, the outer surface of described second sleeve 253 is provided with two the second scraper plates 255, described second swollen cylinder 254 along its axis direction Sidewall on its axis direction is provided with two the second grooves 256, one of them second groove 256 runs through whole second swollen cylinder The sidewall of 254, another one the second groove 256 extends to the upper surface of the second swollen cylinder 254 from the middle part of the second swollen cylinder 254, Two the second scraper plates 255 lay respectively in two the second grooves 256, when the second screw rod 251 rotates, and the second sleeve 253 edge And screw rod moves up and down.This stick stem, when crutch does not uses, can be unclamped the second self-locking structure 25 and insert whole for lower stick stem 23 Enter in stick stem 22, then unclamp the first self-locking structure 24 by stick stem 21 in the middle whole insertion of stick stem 22, the most whole crutch Just become to hold very much, it is simple to old man carries, when needs use crutch, extract lower stick stem 23 and middle stick stem 22 to correct position Then the first self-locking structure 24 and the second self-locking structure 25 will be tightened, thus by upper stick stem 21, middle stick stem 22, lower stick stem 23 Being fixed together, the operation principle of described first self-locking structure 24 is as follows: after middle stick stem 22 is inserted upper stick stem 21, in rotation Stick stem 22, owing to the lower end of the first screw rod 241 is fixed together with middle stick stem 22, the rotation of middle stick stem 22 can drive the first screw rod 241 rotate, and the first screw rod 241 can make the first sleeve 243 move up and down along the first screw rod 241, owing to first is swollen when rotating The cylinder external diameter of the 244 and internal diameter of upper stick stem 21 matches and frictional fit between the first swollen cylinder 244 and the inwall of upper stick stem 21, When the first sleeve 243 moves up, the first swollen cylinder 244 can't move up owing to frictional force exists, simultaneously because first The internal diameter of swollen cylinder 244 tapers into from bottom to top and the external diameter of the first sleeve 243 is less than the bottom diameter of the first swollen cylinder 244 and big In the upper-end inner diameter of the first swollen cylinder 244, the upper end of the first swollen cylinder 244 can be strutted when the first sleeve 243 moves up so that Swelling between first swollen cylinder 244 and the inwall of upper stick stem 21, thus complete auto-lock process, to unlock, in only need to rotating backward Stick stem 22, whole process operation is very simple, the operation principle of the second self-locking structure 25 and the work of the first self-locking structure 24 Make principle identical.
Can produce an impulsive force when crutch lands suddenly, the skeleton of old people can be caused certain damage by this impulsive force, in order to Avoid this impulsive force that old people causes damage, the skeleton of protection old people, the upper end of described lower stick stem 23 and the second self-locking structure Be provided with buffer unit 26 between 25, described buffer unit 26 include inserted link 261, ring baffle 262, circular baffle plate 263, Spring 264, the external diameter of described circular baffle plate 263 is mutually matched with the internal diameter of middle stick stem 22, and the upper end of described inserted link 261 is fixed At the lower surface of circular baffle plate 263, described ring baffle 262 is fixed on the upper end of lower stick stem 23, and described spring 264 is set in On the inserted link 261 and lower end of inserted link 261 is stretched in lower stick stem 23 through ring baffle 262, the internal diameter of described ring baffle 262 Suitable with the external diameter of inserted link 261.By arranging buffer unit 26 between the upper end of lower stick stem 23 and the second self-locking structure 25, Utilize buffer unit 26 can offset the impulsive force produced when crutch lands suddenly, thus avoid this impulsive force that old people is caused damage Wound, the skeleton of protection old people.
In order to offset impulsive force when crutch lands further, thus avoiding this impulsive force that old people causes damage, protection is old The skeleton of people, the lower end of described lower stick stem 23 is provided with anti-collision structure 8, described anti-collision structure 8 include movable block 801, Fixed dam 802, sideboard 803, the lower end of described movable block 801 is connected with cane point 5 or cane head 6, movable block 801 In lower stick stem 23 is stretched in upper end and can in lower stick stem 23 slidably, described fixed dam 802, sideboard 803 be equal Being positioned at lower stick stem 23, described fixed dam 802 is fixed on the inwall of lower stick stem 23, and sideboard 803 can be along lower cane Slidably, sideboard 803, fixed dam 802 surround one with the inwall of lower stick stem 23 to the central axial direction of bar 23 Airtight cavity 804, described fixed dam 802 is provided with breather cheek valve 805, the air inlet of described breather cheek valve 805 Being in communication with the outside, the gas outlet of described breather cheek valve 805 connects with cavity 804, and described sideboard 803 is positioned at active catch Between plate 803 and movable block 801, between described sideboard 803 and movable block 801, it is provided with rubber spring 806, described The lower end of rubber spring 806 is fixed on the upper surface of movable block 801, and the upper end of rubber spring 806 is fixed on sideboard 803 Lower surface.The operation principle of this anti-collision structure 8 is as described below: when the cane head 6 of crutch or cane point 5 land, can produce The impulsive force of one moment, this impulsive force passes to movable block 801 make movable block 801 along at lower cane along cane point 5 or cane head 6 Upward sliding in bar 23, movable block 801 is meeting compression rubber spring 806, the rubber spring compressed during moving up 806 can offset part of impact forces to 801 1 downward reaction forces of movable block, gives sideboard 803 1 upwards simultaneously Thrust so that sideboard 803 is the most movable along the central axial direction of lower stick stem 23, due to sideboard 803, fixing gear Plate 802 surrounds an airtight cavity 804, when sideboard 803 moves up, cavity 804 with the inwall of lower stick stem 23 Tapering into, the air in cavity 804 is compressed, sideboard 803 by compressed-air actuated resistance, the so far cane head of crutch 6 or the instant impact that produces when landing of cane point 5 be cancelled, handle will not be delivered to along stick stem 2, this punching can be prevented effectively from Old people is caused damage by power of hitting, and the skeleton of protection old people, being provided with breather cheek valve 805 is in order to avoid cavity 804 The interior very few distance causing sideboard 803 to move up of air is excessive, thus affects the normal use of crutch, if cavity 804 Interior air is very few, only need to hold cane head 6 or cane point 5 pulls out so that sideboard 803 moves down, such cavity 804 Becoming larger, the air pressure in its cavity 804 tapers into, and outside air just can enter into sky along breather cheek valve 805 smoothly Intracavity, it is ensured that there is in cavity 804 enough air.

Claims (7)

1. old people's outdoor activity crutch, including handle (1) and stick stem (2), described handle (1) includes cross bar (101) With montant (102), the upper end of described montant (102) is fixed on the middle part of cross bar (101), the lower end of described montant (102) Fix with the upper end of stick stem and be connected, it is characterised in that: the upper surface of described cross bar (101) is provided with compass (115).
2. old people's outdoor activity crutch as claimed in claim 1, it is characterised in that: described stick stem is arranged with wrist on (2) Band (3), described wrist strap (3) is provided with mesh regulation and buckles (4).
3. old people's outdoor activity crutch as claimed in claim 2, it is characterised in that: the lower end of described stick stem (2) is arranged Having cane point (5) and cane head (6), described cane point (5) is fixed on the center, lower surface of stick stem, and described cane head (6) is elastic Gum cover, described elastic rubber sleeve is located at the lower end of stick stem and cane point (5) is positioned at elastic rubber sleeve.
4. old people's outdoor activity crutch as claimed in claim 3, it is characterised in that: the lower end of described stick stem (2) is arranged Having dust cover (7), described dust cover (7) to be positioned at the top of cane head (6), described dust cover (7) is with stick stem by screw thread even Connect.
5. old people's outdoor activity crutch as claimed in claim 1, it is characterised in that: described stick stem (2) by upper stick stem (21), Middle stick stem (22), lower stick stem (23) form, and described upper stick stem (21), middle stick stem (22), lower stick stem (23) are hollow Tube structure, the external diameter of described middle stick stem (22) matches with the internal diameter of upper stick stem (21), the upper end of middle stick stem (22) Being inserted in stick stem (21), the upper end of described middle stick stem (22) is provided with the first self-locking structure (24), described lower stick stem (23) external diameter matches with the internal diameter of middle stick stem (22), and the upper end of lower stick stem (23) is inserted in middle stick stem (22), The upper end of described lower stick stem (23) is provided with the second self-locking structure;Described first self-locking structure (24) includes the first screw rod (241), The lower end of described first screw rod (241) is fixed on the upper surface of middle stick stem (22), and the upper end of the first screw rod (241) is fixed with First nut (242), the first screw rod (241) is arranged with the first sleeve (243), the interior table of described first sleeve (243) Face is provided with the female thread suitable with the external screw thread of the first screw rod (241), and described first sleeve (243) is arranged with first Swollen cylinder (244), the internal diameter of described first swollen cylinder (244) tapers into from bottom to top, the external diameter of described first swollen cylinder (244) And the internal diameter of upper stick stem (21) matches and frictional fit between the first swollen cylinder (244) and the inwall of upper stick stem (21), described The external diameter of the first sleeve (243) bottom diameter less than the first swollen cylinder (244) and the upper-end inner diameter more than the first swollen cylinder (244), The outer surface of described first sleeve (243) is provided with two the first scraper plates (245), described first swollen cylinder (244) along its axis direction Sidewall on its axis direction is provided with two the first grooves (246), one of them first groove (246) runs through whole first The sidewall of swollen cylinder (244), another one the first groove (246) extends to the first swollen cylinder (244) from the middle part of the first swollen cylinder (244) Upper surface, two the first scraper plates (245) lay respectively in two the first grooves (246), when the first screw rod (241) rotates Time, the first sleeve (243) moves up and down along the first screw rod (241);Described second self-locking structure includes the second screw rod (251), The lower end of described second screw rod (251) is fixed on the upper surface of lower stick stem (23), and the upper end of the second screw rod (251) is fixed with Second nut (252), the second screw rod (251) is arranged with the second sleeve (253), the interior table of described second sleeve (253) Face is provided with the female thread suitable with the external screw thread of the second screw rod (251), and described second sleeve (253) is arranged with second Swollen cylinder (254), the internal diameter of described second swollen cylinder (254) tapers into from bottom to top, the external diameter of described second swollen cylinder (254) And the internal diameter of middle stick stem (22) matches and frictional fit between the second swollen cylinder (254) and the inwall of middle stick stem (22), described The external diameter of the second sleeve (253) bottom diameter less than the second swollen cylinder (254) and the upper-end inner diameter more than the second swollen cylinder (254), The outer surface of described second sleeve (253) is provided with two the second scraper plates (255), described second swollen cylinder (254) along its axis direction Sidewall on its axis direction is provided with two the second grooves (256), one of them second groove (256) runs through whole second The sidewall of swollen cylinder (254), another one the second groove (256) extends to the second swollen cylinder (254) from the middle part of the second swollen cylinder (254) Upper surface, two the second scraper plates (255) lay respectively in two the second grooves (256), when the second screw rod (251) rotates Time, the second sleeve (253) is along and screw rod moves up and down.
6. old people's outdoor activity crutch as claimed in claim 5, it is characterised in that: the upper end of described lower stick stem (23) with Being provided with buffer unit (26) between second self-locking structure (25), described buffer unit (26) includes inserted link (261), annular Baffle plate (262), circular baffle plate (263), spring (264), the external diameter of described circular baffle plate (263) and middle stick stem (22) Internal diameter is mutually matched, and the upper end of described inserted link (261) is fixed on the lower surface of circular baffle plate (263), described ring baffle (262) Being fixed on the upper end of lower stick stem (23), described spring (264) is set in upper and inserted link (261) the lower end of inserted link (261) and wears Cross ring baffle (262) and stretch in lower stick stem (23), the internal diameter of described ring baffle (262) and the external diameter of inserted link (261) Suitable.
7. old people's outdoor activity crutch as claimed in claim 5, it is characterised in that: the lower end of described lower stick stem (23) sets Being equipped with anti-collision structure (8), described anti-collision structure (8) includes movable block (801), fixed dam (802), sideboard (803), the lower end of described movable block (801) is connected with cane point (5) or cane head (6), and the upper end of movable block (801) is stretched Enter in lower stick stem (23) and can in lower stick stem (23) slidably, described fixed dam (802), sideboard (803) Being respectively positioned in lower stick stem (23), described fixed dam (802) is fixed on the inwall of lower stick stem (23), sideboard (803) Can along the central axial direction of lower stick stem (23) slidably, sideboard (803), fixed dam (802) and lower stick stem (23) inwall surrounds an airtight cavity (804), and described fixed dam (802) is provided with breather cheek valve (805), The air inlet of described breather cheek valve (805) is in communication with the outside, the gas outlet of described breather cheek valve (805) and cavity (804) Connection, described sideboard (803) is positioned between sideboard (803) and movable block (801), described sideboard (803) And being provided with rubber spring (806) between movable block (801), the lower end of described rubber spring (806) is fixed on movable block (801) Upper surface, the upper end of rubber spring (806) is fixed on the lower surface of sideboard (803).
CN201620351722.6U 2016-04-22 2016-04-22 Old person's outdoor exercises walking stick Expired - Fee Related CN205512815U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620351722.6U CN205512815U (en) 2016-04-22 2016-04-22 Old person's outdoor exercises walking stick

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620351722.6U CN205512815U (en) 2016-04-22 2016-04-22 Old person's outdoor exercises walking stick

Publications (1)

Publication Number Publication Date
CN205512815U true CN205512815U (en) 2016-08-31

Family

ID=56797617

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201620351722.6U Expired - Fee Related CN205512815U (en) 2016-04-22 2016-04-22 Old person's outdoor exercises walking stick

Country Status (1)

Country Link
CN (1) CN205512815U (en)

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