CN205728471U - A kind of old people's outdoor activity crutch - Google Patents
A kind of old people's outdoor activity crutch Download PDFInfo
- Publication number
- CN205728471U CN205728471U CN201620350022.5U CN201620350022U CN205728471U CN 205728471 U CN205728471 U CN 205728471U CN 201620350022 U CN201620350022 U CN 201620350022U CN 205728471 U CN205728471 U CN 205728471U
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- Prior art keywords
- stick stem
- crutch
- swollen cylinder
- screw rod
- sleeve
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Abstract
The utility model discloses a kind of old people's outdoor activity crutch being prevented effectively from crutch loss.This old people's outdoor activity crutch, including handle and stick stem, described handle includes cross bar and montant, the upper end of described montant is fixed on the middle part of cross bar, the lower end of described montant is fixing with the upper end of stick stem to be connected, and described stick stem is arranged with wrist strap, described wrist strap is provided with mesh regulation and buckles.This old people's outdoor activity crutch is by being arranged with wrist strap in stick stem, it is provided with mesh regulation on described wrist strap to buckle, wrist strap can be enclosed within wrist by old man, even if crutch is placed on one side by old man, crutch can be taken up when old man stands up, it is to avoid crutch passes into silence loss, simultaneously, wrist strap is enclosed within wrist on foot time by old man, and the situation of crutch landing can be avoided to occur.It is suitable in the popularization and application of crutch field.
Description
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 auxiliary of people's outdoor activity simultaneously
Assistant engineer has, and it uses more and more extensive, crutch of the prior art, function singleness, can only be used for assisting on foot, and old man is having a rest
Time, crutch can be placed on one side, after having a rest, old man is easy to forget being placed on crutch on one side, causes crutch to be lost
Lose.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of old people open air fortune being prevented effectively from crutch loss
Dynamic 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 stick stem, described handle includes cross bar and montant, and the upper end of described montant is fixed on the middle part of cross bar, under described montant
Hold the upper end with stick stem to fix to be connected, 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 lower end of stick stem
Center, face, 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 anti-
Dust hood 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 cane
Bar is the tube structure of hollow, and 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 can be inserted
Entering in upper stick stem, the upper end of described middle stick stem is provided with the first self-locking structure, the external diameter of described lower stick stem and the internal diameter of middle stick stem
Matching, 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, the first screw rod upper
End is fixed with the first nut, and the first screw rod is arranged with the first sleeve, and the inner surface of described first sleeve is provided with and the first spiral shell
The female thread that the external screw thread of bar is suitable, described first sleeve is arranged with the first swollen cylinder, the internal diameter of described first swollen cylinder under
Upwards taper into, the described external diameter of the first swollen cylinder and the internal diameter of upper stick stem match and the first swollen cylinder and upper stick stem inwall it
Between frictional fit, the external diameter of described first sleeve less than the bottom diameter of the first swollen cylinder and more than the upper-end inner diameter of the first swollen cylinder,
The outer surface of described first sleeve is provided with two the first scraper plates along its axis direction, along its axle on the sidewall of described first swollen cylinder
Line direction is provided with two the first grooves, and one of them first groove runs through the sidewall of whole first swollen cylinder, another one first
Groove extends to the upper surface of the first swollen cylinder from the middle part of the first swollen cylinder, and two the first scraper plates lay respectively at two the first grooves
In, when the first screw rod rotates, the first sleeve moves up and down along the first screw rod；Described second self-locking structure includes the second screw rod,
The lower end of described second screw rod is fixed on the upper surface of lower stick stem, and the upper end of the second screw rod is fixed with the second nut, the second screw rod
On be arranged with the second sleeve, the inner surface of described second sleeve is provided with the female thread suitable with the external screw thread of the second screw rod,
Being arranged with the second swollen cylinder on described second sleeve, the internal diameter of described second swollen cylinder tapers into from bottom to top, described second swollen cylinder
External diameter and the internal diameter of middle stick stem match and frictional fit between the second swollen cylinder and the inwall of middle stick stem, described second sleeve
The external diameter bottom diameter less than the second swollen cylinder and the upper-end inner diameter more than the second swollen cylinder, the outer surface of described second sleeve is along its axle
Line direction is provided with two the second scraper plates, and the sidewall of described second swollen cylinder is provided with two the second grooves along its axis direction,
One of them second groove runs through the sidewall of whole second swollen cylinder, and another one the second groove extends to from the middle part of the second swollen cylinder
The upper surface of the second swollen cylinder, two the second scraper plates lay respectively in two the second grooves, when the second screw rod rotates, the second sleeve
Along and screw rod moves up and down.
Further, it is provided with buffer unit, described buffering between upper end and second self-locking structure of described lower stick stem
Device includes that inserted link, ring baffle, circular baffle plate, spring, the external diameter of described circular baffle plate are mutually matched with the internal diameter of middle stick stem,
The upper end of described 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, described spring
It is set on inserted link and the lower end of inserted link is stretched in lower stick stem through ring baffle, outside the internal diameter of described ring baffle is with inserted link
Footpath is suitable.
Further, the lower end of described lower stick stem is provided with anti-collision structure, described anti-collision structure include movable block,
Fixed dam, slide damper, the lower end of described movable block and cane point are fixing to be connected, and the upper end of movable block stretches into that lower stick stem is interior and energy
Enough in lower stick stem slidably, described fixed dam, slide damper are respectively positioned in lower stick stem, and described fixed dam is fixed on down
On the inwall of stick stem, sideboard can along the central axial direction of lower stick stem slidably, sideboard, fixed dam with under
The inwall of stick stem surrounds an airtight cavity, and described fixed dam is provided with breather cheek valve, described breather cheek valve
Air inlet is in communication with the outside, and the gas outlet of described breather cheek valve connects with cavity, described sideboard be positioned at sideboard with
Between movable block, being provided with rubber spring between described sideboard and movable block, the lower end of described rubber spring is fixed on work
The upper surface of motion block, 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 is by being arranged with wrist strap, institute in stick stem
Stating and be provided with mesh regulation on wrist strap and buckle, wrist strap can be enclosed within wrist by old man, even if crutch is placed on one side by old man, when
Crutch can be taken up when old man stands up, it is to avoid crutch passes into silence loss, and meanwhile, wrist strap is enclosed within wrist on foot time by old man,
The situation that can avoid crutch landing occurs.
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, stick stem 2, upper stick stem 21, middle stick stem 22, lower stick stem 23,
First self-locking structure the 24, first screw rod the 241, first nut the 242, first sleeve 243, first swollen cylinder the 244, first scraper plate 245,
One groove the 246, second self-locking structure the 25, second screw rod the 251, second nut the 252, second sleeve the 253, second swollen cylinder 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 button 4, cane point 5, cane head 6, dust cover 7, anti-collision 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 is fixing to be connected, and described stick stem is arranged with wrist strap 3, described wrist strap 3 is provided with mesh regulation and buckles 4.By in stick stem 2
Being arranged with wrist strap 3, described wrist strap 3 is provided with mesh regulation and buckles 4, wrist strap 3 can be enclosed within wrist by old man, even if old man will
Crutch is placed on one side, can be taken up by crutch when old man stands up, it is to avoid crutch passes into silence, meanwhile, old man on foot time by wrist
Band 3 is enclosed within wrist, 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, described cane point 5
Being fixed 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
It is positioned at 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 cane head 6 be taken off dew
Go out 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 cane point 5
Service life, described cane point 5 use wolfram steel be made, wolfram steel hardness is bigger, it is not easy to be worn, and service life carries significantly
High.
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 with
Stick stem is threaded connection.By arranging dust cover 7 in the lower end of stick stem, when old people's walking is on road dusty,
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
Forming, 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 provided with
First self-locking structure 24, the external diameter of described lower stick stem 23 matches with the internal diameter of middle stick stem 22, and the upper end of lower stick stem 23 can be inserted
Entering in stick stem 22, the upper end of described lower stick stem 23 is provided with the second self-locking structure 25；As Fig. 2 is to shown in 5, and described first certainly
Lock construction 24 includes the first screw rod 241, and the lower end of described first screw rod 241 is fixed on the upper surface of middle stick stem 22, the first screw rod
The upper end of 241 is fixed with the first nut 242, and the first screw rod 241 is arranged with the first sleeve 243, described first sleeve 243 interior
Surface configuration has the female thread suitable with the external screw thread of the first screw rod 241, and described first sleeve 243 is arranged with the first swollen cylinder
244, the internal diameter of described first swollen cylinder 244 tapers into from bottom to top, and the external diameter of described first swollen cylinder 244 is interior with upper stick stem 21
Footpath matches and frictional fit between the first swollen cylinder 244 and the inwall of upper stick stem 21, and the external diameter of described first sleeve 243 is less than the
The bottom diameter of one 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 along its axle
Line direction is provided with two the first scraper plates 245, and the sidewall of described first swollen cylinder 244 is provided with two first along its axis direction
Groove 246, one of them first groove 246 runs through the sidewall of whole first swollen cylinder 244, and another one the first groove 246 is from
The middle part of one swollen cylinder 244 extends to the upper surface of the first swollen cylinder 244, and two the first scraper plates 245 lay respectively at two the first grooves
In 246, when the first screw rod 241 rotates, the first sleeve 243 moves up and down along the first screw rod 241；If Fig. 6 is to shown in 9, described
Second self-locking structure 25 includes the second screw rod 251, and the lower end of described second screw rod 251 is fixed on the upper surface of lower stick stem 23, the
The upper end of two screw rods 251 is fixed with the second nut 252, and the second screw rod 251 is arranged with the second sleeve 253, described second sleeve
The inner surface of 253 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 middle cane
The internal diameter of bar 22 matches and frictional fit between the second swollen cylinder 254 and the inwall of middle stick stem 22, outside described second sleeve 253
The footpath bottom diameter less than the second swollen cylinder 254 and the upper-end inner diameter more than the second swollen cylinder 254, the appearance of described second sleeve 253
Face is provided with two the second scraper plates 255 along its axis direction, and the sidewall of described second swollen cylinder 254 is provided with along its axis direction
Two the second grooves 256, one of them second groove 256 runs through the sidewall of whole second swollen cylinder 254, another one the second groove
256 extend to the upper surface of the second swollen cylinder 254 from the middle part of the second swollen cylinder 254, and two the second scraper plates 255 lay respectively at two
In two grooves 256, when the second screw rod 251 rotates, the second sleeve 253 is along and screw rod moves up and down.This stick stem is at crutch not
During use, the second self-locking structure 25 can be unclamped by stick stem 22 in the lower whole insertion of stick stem 23, then unclamp the first self-locking structure
24 by stick stem 21 in the middle whole insertion of stick stem 22, and the most whole crutch just becomes to hold very much, it is simple to old man carries, and makes at needs
When using crutch, extract lower stick stem 23 and then will tighten the first self-locking structure 24 and the second self-locking knot with middle stick stem 22 to correct position
Structure 25, thus upper stick stem 21, middle stick stem 22, lower stick stem 23 are fixed together, the operation principle of described first self-locking structure 24
As follows: after middle stick stem 22 is inserted upper stick stem 21, stick stem 22 in rotation, owing to the lower end of the first screw rod 241 is solid with middle stick stem 22
Being scheduled on together, the rotation of middle stick stem 22 can drive the first screw rod 241 to rotate, and the first screw rod 241 can make the first sleeve 243 when rotating
Move up and down along the first screw rod 241, owing to the external diameter of the first swollen cylinder 244 and the internal diameter of upper stick stem 21 match and the first swollen cylinder
Frictional fit between 244 and the inwall of upper stick stem 21, when the first sleeve 243 moves up, the first swollen cylinder 244 is due to frictional force
Existence can't move up, simultaneously because the internal diameter of the first swollen cylinder 244 tapers into and outside the first sleeve 243 from bottom to top
The footpath bottom diameter less than the first swollen cylinder 244 and the upper-end inner diameter more than the first swollen cylinder 244, when the first sleeve 243 moves up
The upper end of the first swollen cylinder 244 can be strutted so that swelling between the first swollen cylinder 244 and the inwall of upper stick stem 21, thus complete certainly
Lock process, to unlock, only need to rotate backward middle stick stem 22, and whole process operation is very simple, the second self-locking structure 25
Operation principle identical with the operation principle of the first self-locking structure 24.
Can produce an impulsive force when crutch lands suddenly, the skeleton of old people can be caused certain damage by this impulsive force
Wound, in order to avoid old people is caused damage by this impulsive force, protects the skeleton of old people, the upper end and second of described lower stick stem 23
Being provided with buffer unit 26 between self-locking structure 25, described buffer unit 26 includes 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 solid
Being scheduled on 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 with
The external diameter of inserted link 261 is suitable.By arranging buffer unit 26 between the upper end of lower stick stem 23 and the second self-locking structure 25, profit
The impulsive force produced when crutch lands suddenly can be offset with buffer unit 26, 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 avoid this impulsive force that old people is caused damage, protect
Protecting the skeleton of old people, the lower end of described lower stick stem 23 is provided with anti-collision structure 8, and 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, 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, the equal position of sideboard 803
In 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 stick stem 23
Central axial direction slidably, sideboard 803, fixed dam 802 and the inwall of lower stick stem 23 surround one airtight
Cavity 804, described fixed dam 802 is provided with breather cheek valve 805, and the air inlet of described breather cheek valve 805 is with extraneous
Connection, the gas outlet of described breather cheek valve 805 connects with cavity 804, described sideboard 803 be positioned at sideboard 803 and
Between movable block 801, between described sideboard 803 and movable block 801, it is provided with rubber spring 806, described rubber spring 806
Lower end be fixed on the upper surface of movable block 801, the upper end of rubber spring 806 is fixed on the lower surface of sideboard 803.This is prevented
The operation principle of impact structure 8 is as described below: when the cane head 6 of crutch or cane point 5 land, can produce the impact of a moment
Power, this impulsive force along cane point 5 or cane head 6 pass to movable block 801 make movable block 801 along upward sliding in lower stick stem 23,
Movable block 801 is meeting compression rubber spring 806 during moving up, and the rubber spring 806 compressed can be to movable block 801
One downward reaction force offsets part of impact force, gives 803 1 thrusts upwards of sideboard so that sideboard simultaneously
803 is the most movable along the central axial direction of lower stick stem 23, due in sideboard 803, fixed dam 802 and lower stick stem 23
Wall surrounds an airtight cavity 804, and when sideboard 803 moves up, cavity 804 tapers into, the sky in cavity 804
Gas is compressed, sideboard 803 by compressed-air actuated resistance, the moment that so far the cane head 6 of crutch or cane point 5 produce when landing
Impulsive force is cancelled, and will not be delivered to handle along stick stem 2, can be prevented effectively from this impulsive force and old people is caused damage, protection
The skeleton of old people, being provided with breather cheek valve 805 is to cause sideboard in order to avoid the air in cavity 804 is very few
803 distances moved up are excessive, thus affect the normal use of crutch, if the air in cavity 804 is very few, only need to hold cane
6 or cane point 5 pull out so that sideboard 803 moves down, such cavity 804 becomes larger, the gas in its cavity 804
Pressure tapers into, and outside air just can enter in cavity along breather cheek valve 805 smoothly, it is ensured that has in cavity 804
Enough air.
Claims (5)
1. old people's outdoor activity crutch, including handle (1) and stick stem (2), described handle (1) include 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) and stick stem
Upper end fixing connect, it is characterised in that: being arranged with wrist strap (3) in described stick stem (2), described wrist strap is provided with mesh word on (3)
Adjusting button (4), described stick stem (2) is made up of upper stick stem (21), middle stick stem (22), lower stick stem (23), described upper stick stem (21), in
Stick stem (22), lower stick stem (23) are the tube structure of hollow, the external diameter of described middle stick stem (22) and the internal diameter of upper stick stem (21)
Matching, 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 provided with first certainly
Lock construction (24), the external diameter of described lower stick stem (23) matches with the internal diameter of middle stick stem (22), and the upper end of lower stick stem (23) can
In insertion in 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) including 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 first spiral shell
The upper end of bar (241) is fixed with the first nut (242), and the first screw rod (241) is arranged with the first sleeve (243), and described first
The inner surface of sleeve (243) is provided with the female thread suitable with the external screw thread of the first screw rod (241), described first sleeve
(243) being arranged with the first swollen cylinder (244) on, the internal diameter of described first swollen cylinder (244) tapers into from bottom to top, described first swollen
The cylinder external diameter of (244) and the internal diameter of upper stick stem (21) matches and rubs between the first swollen cylinder (244) and the inwall of upper stick stem (21)
Wiping and coordinate, the external diameter of described first sleeve (243) is less than the bottom diameter of the first swollen cylinder (244) and more than the first swollen cylinder (244)
Upper-end inner diameter, the outer surface of described first sleeve (243) is provided with two the first scraper plates (245) along its axis direction, described
On the sidewall of the first swollen cylinder (244), its axis direction is provided with two the first grooves (246), one of them first groove
(246) running through the sidewall of whole first swollen cylinder (244), another one the first groove (246) is prolonged from the middle part of the first swollen cylinder (244)
Extending the upper surface of the first swollen cylinder (244), two the first scraper plates (245) lay respectively in two the first grooves (246), when first
When screw rod (241) rotates, the first sleeve (243) moves up and down along the first screw rod (241)；Described second self-locking structure includes second
Screw rod (251), the lower end of described second screw rod (251) is fixed on the upper surface of lower stick stem (23), the upper end of the second screw rod (251)
It is fixed with the second nut (252), the second screw rod (251) is arranged with the second sleeve (253), described second sleeve (253) interior
Surface configuration has 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) with in
The internal diameter of stick stem (22) matches and frictional fit between the second swollen cylinder (254) and the inwall of middle stick stem (22), described second set
The external diameter of cylinder (253) less than the bottom diameter of the second swollen cylinder (254) and more than the upper-end inner diameter of the second swollen cylinder (254), described the
The outer surface of two sleeves (253) is provided with two the second scraper plates (255), the side of described second swollen cylinder (254) along its axis direction
On wall, its axis direction being provided with two the second grooves (256), one of them second groove (256) runs through whole second swollen cylinder
(254) sidewall, another one the second groove (256) extends to the upper of the second swollen cylinder (254) from the middle part of the second swollen cylinder (254)
End face, two the second scraper plates (255) lay respectively in two the second grooves (256), when the second screw rod (251) rotates, second
Sleeve (253) is along and screw rod moves up and down.
2. old people's outdoor activity crutch as claimed in claim 1, it is characterised in that: the lower end of described stick stem (2) is provided with
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 rubber sleeve, institute
State elastic rubber sleeve and be located at the lower end of stick stem and cane point (5) is positioned at elastic rubber sleeve.
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 provided with
Dust cover (7), described dust cover (7) is positioned at the top of cane head (6), and described dust cover (7) is threaded connection with stick stem.
4. old people's outdoor activity crutch as claimed in claim 1, it is characterised in that: the upper end of described lower stick stem (23) and the
Being provided with buffer unit (26) between two self-locking structures (25), described buffer unit (26) includes inserted link (261), ring baffle
(262), circular baffle plate (263), spring (264), mutual of the internal diameter of the external diameter of described circular baffle plate (263) and middle stick stem (22)
Joining, the upper end of described inserted link (261) is fixed on the lower surface of circular baffle plate (263), and described ring baffle (262) is fixed on lower cane
The upper end of bar (23), described spring (264) is set in upper and inserted link (261) the lower end of inserted link (261) and passes ring baffle (262)
Stretching in lower stick stem (23), the internal diameter of described ring baffle (262) is suitable with the external diameter of inserted link (261).
5. old people's outdoor activity crutch as claimed in claim 1, it is characterised in that: the lower end of described lower stick stem (23) is arranged
Anti-collision structure (8), described anti-collision structure (8) is had to 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), and the upper end of movable block (801) is stretched in lower stick stem (23)
And can in lower stick stem (23) slidably, described fixed dam (802), sideboard (803) are respectively positioned on lower stick stem (23)
In, described fixed dam (802) is fixed on the inwall of lower stick stem (23), and sideboard (803) can be along lower stick stem (23)
Central axial direction slidably, sideboard (803), fixed dam (802) and the inwall of lower stick stem (23) surround one close
The cavity (804) closed, described fixed dam (802) is provided with breather cheek valve (805), described breather cheek valve (805)
Air inlet is in communication with the outside, and the gas outlet of described breather cheek valve (805) connects with cavity (804), described sideboard (803)
It is positioned between sideboard (803) and movable block (801), between described sideboard (803) and movable block (801), is provided with rubber
Glue spring (806), the lower end of described rubber spring (806) is fixed on the upper surface of movable block (801), rubber spring (806)
Upper end is fixed on the lower surface of sideboard (803).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620350022.5U CN205728471U (en) | 2016-04-22 | 2016-04-22 | A kind of old people's outdoor activity crutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620350022.5U CN205728471U (en) | 2016-04-22 | 2016-04-22 | A kind of old people's outdoor activity crutch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205728471U true CN205728471U (en) | 2016-11-30 |
Family
ID=57371490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620350022.5U Expired - Fee Related CN205728471U (en) | 2016-04-22 | 2016-04-22 | A kind of old people's outdoor activity crutch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205728471U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107928043A (en) * | 2017-11-10 | 2018-04-20 | 重庆悦享智慧旅游发展有限公司 | A kind of multi-functional walking stick of exploring the way |
-
2016
- 2016-04-22 CN CN201620350022.5U patent/CN205728471U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107928043A (en) * | 2017-11-10 | 2018-04-20 | 重庆悦享智慧旅游发展有限公司 | A kind of multi-functional walking stick of exploring the way |
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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: 20161130 Termination date: 20190422 |