CN209464216U - A kind of wheelchair tears leg structure open with multi-functional - Google Patents
A kind of wheelchair tears leg structure open with multi-functional Download PDFInfo
- Publication number
- CN209464216U CN209464216U CN201821376920.3U CN201821376920U CN209464216U CN 209464216 U CN209464216 U CN 209464216U CN 201821376920 U CN201821376920 U CN 201821376920U CN 209464216 U CN209464216 U CN 209464216U
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- arc
- foot
- tube
- tears
- shaped
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- Carriages For Children, Sleds, And Other Hand-Operated Vehicles (AREA)
Abstract
The utility model relates to wheelchair technical fields, leg structure is torn open with multi-functional more particularly to a kind of wheelchair, it includes tearing foot main body open, and it includes oblique vertical tube, curved pipe, horizontal tube that this, which tears foot main body open, the top of the oblique vertical tube connects curved pipe, and the top connection horizontal tube of curved pipe forms inverted L-shaped foot tube；The left upper portion of the oblique vertical tube is provided with horizontal connecting plate, and the left-hand end of the horizontal connecting plate is provided with C-shaped plate, is provided with screw hole one in the middle part of the C-shaped plate；The left end bottom surface of the horizontal tube is provided with plush copper；The bottom end nozzle of the oblique vertical tube is provided with connection collet；Internal tooth collet is provided in the connection collet；Foot-operated telescoping tube is equipped in the oblique vertical tube；The bottom end of the foot-operated telescoping tube is provided with foot-operated；The C-shaped plate of the inverted L-shaped foot tube is arranged on switch sleeve；It has it is easy to use, install it is simple and quick, both facilitated the maintenance maintenance in later period replace, also facilitate adjust ride length, the greatly use of Convenient wheelchair user.
Description
[technical field]
The utility model relates to wheelchair technical fields, and in particular to a kind of wheelchair tears leg structure open with multi-functional.
[background technique]
Common wheelchair generally by wheelchair frame, wheel, brake gear and seats against four parts and forms.Hand wheelchair is in common wheelchair
On the basis of, increase manual setter.Electric wheelchair increases electronics force aid system, alleviates user's on the basis of common wheelchair
Physical demands.Intelligent wheel chair increases mobile positioning, standing movement, remote-controlled movement and correlation on the basis of electric wheelchair
Internet+auxiliary life.
But traditional push chairs tear foot open using there are the following problems: first is that traditional foot of tearing open is connected using welding and vehicle frame
It connects, so that later period repair and replacement are difficult.Second is that traditional foot of tearing open uses the fixed connection type with vehicle frame, causes transporting
Shi Tiji is larger, so that conevying efficiency declines.Third is traditional later period collection torn foot open and be unfavorable for wheelchair.Fourth is that traditional
Tearing foot open does not have Telescopic, cannot facilitate the demand of different users.
[utility model content]
The purpose of this utility model is that in view of the drawbacks of the prior art and insufficient, a kind of wheelchair is provided with multi-functional and tears foot open
Structure, it will tear foot open using switch, torsional spring and vehicle frame activity installation connects, and designs foot-operated adjustment hole；It, which has, uses
Convenient, installation is simple and quick, and the maintenance maintenance in later period had both been facilitated to replace, and also facilitates and adjusts foot-operated length, greatly facilitates wheel
The use of chair user.
A kind of wheelchair described in the utility model tears leg structure open with multi-functional, it includes tearing foot main body open, this tears foot main body packet open
Oblique vertical tube, curved pipe, horizontal tube are included, the top of the oblique vertical tube connects curved pipe, and the top connection horizontal tube of curved pipe forms inverted L
Shape foot tube；
The left upper portion of the oblique vertical tube is provided with horizontal connecting plate, and the left-hand end of the horizontal connecting plate is provided with C-shaped plate,
Screw hole one is provided in the middle part of the C-shaped plate；The left end bottom surface of the horizontal tube is provided with plush copper；
The bottom end nozzle of the oblique vertical tube is provided with connection collet；Internal tooth collet is provided in the connection collet；It is described
Foot-operated telescoping tube is equipped in oblique vertical tube；The bottom end of the foot-operated telescoping tube is provided with foot-operated；
The C-shaped plate of the inverted L-shaped foot tube is arranged on switch sleeve, and switch sleeve is mounted on bracket, in switch sleeve in vallecular cavity
Torsional spring, switch are installed.
Further, the material for tearing foot main body open is plastics.
Further, the top surface of the horizontal connecting plate is arc shape, is provided with delthyrium on the right side of the horizontal connecting plate
Hole.
Further, arc stiffener plate is provided between the left side of the oblique vertical tube and the bottom surface of horizontal connecting plate.
Further, the bottom end of the plush copper is circle.
Further, anti-skidding groove is provided on the inner wall of the C-shaped arc set of the internal tooth collet.
Further, the connection collet includes arc pipe sleeve, and the left-hand end of the arc pipe sleeve is provided with opening, opening
Two sides are correspondingly arranged on clamping plate one, are correspondingly arranged on two clamping plates one and clamp screw hole two, corresponding on the right side of two one inner walls of clamping plate
It is provided with plane groove；Arc pipe sleeve two sides are correspondingly arranged on foot-operated adjustment hole among top；The bottom of the oblique vertical tube
End is provided with the through-hole one being connected with foot-operated adjustment hole on left side.
Further, the foot-operated telescoping tube twists the tube rod for being threaded through foot-operated adjustment hole to foot-operated telescoping tube by fastening bolt
Upper fixation；It is provided with tightening knob, fastening nut in the clamping screw hole two of two clamping plates one of the connection collet, by interior toothholder
Set, which is shunk, clamps foot-operated telescoping tube.
Further, the switch sleeve includes arc panel, which is arc groove, the arc panel front end edge
On be provided with the arc protrusive board matched with arc groove, arc protrusive board is made of C-shaped protrusive board and arc protrusive board；The arc panel
Rear end is provided with elbow, is provided with U-lag on the left of elbow；The arc panel left side central portion is provided with U-shaped boss, on U-shaped boss
It is provided with screw hole three；Vallecular cavity is provided in the middle part of the arc panel, the left and right sides of vallecular cavity is openning shape, through the left and right of arc panel
Two sides.
Further, the switch includes switch arc plate one, and one end of switch arc plate one connects level board two, level board two
External end head be arc head, the outer end of level board two is provided with through-hole four；The other end of the switch arc plate one is provided with arc
Paddle.
Further, it is provided with pillar on the left of the top surface of the bracket, the right edge of bracket is provided with half-arc groove.
Further, the internal tooth collet includes C-shaped arc set, and C-shaped arc set is set on the bottom end nozzle of oblique vertical tube, connection
The arc pipe sleeve inner wall lower of collet；The opening both ends of C-shaped arc set are correspondingly arranged on clamping plate two, right on two clamping plates two
It should be provided with through-hole two, through-hole two is connected with screw hole two is clamped；Two clamping plates two are placed in two clamping plates one of connection collet
In plane groove on inner wall.
Further, the elbow of the switch sleeve is buckled on the pillar of bracket, using use bracket bolt from bracket bottom
It is twisted in the screw hole of right side of face and is threaded through torsional spring, the through-hole four on switch into the screw hole three of the U-shaped boss of switch sleeve.
Further, eccentric handle is installed on the clamping screw hole two of the connection collet.
After adopting the above structure, the utility model has the beneficial effect that a kind of wheelchair described in the utility model with multi-functional
Tear leg structure open, it will tear foot open using switch, torsional spring and vehicle frame activity installation connects, and designs foot-operated adjustment hole；It has
Easy to use, installation is simple and quick, and the maintenance maintenance in later period had both been facilitated to replace, and also facilitates and adjusts foot-operated length, greatly place
Just the use of wheelchair user.
[Detailed description of the invention]
Attached drawing described herein is to be used to provide a further understanding of the present invention, and constitutes one of the application
Point, but do not constitute improper limits to the present invention, in the accompanying drawings:
Fig. 1 is the utility model structure diagram；
Fig. 2 is the side surface direction schematic perspective view torn foot main body open and connect collet of the utility model；
Fig. 3 is that the utility model tears foot main body open and connects the schematic cross-sectional view of collet；
Fig. 4 is the BB cross-sectional view of Fig. 3；
Fig. 5 is that the utility model tears foot main body open and connects the schematic perspective view of the rear apparent direction of collet；
Fig. 6 is the structural schematic diagram of the switch sleeve of the utility model；
Fig. 7 is the overlooking structure diagram of Fig. 6；
Fig. 8 is the right side structural representation of Fig. 6；
Fig. 9 is the switch structure diagram of the utility model；
Figure 10 is the torsion spring structure diagram of the utility model；
Figure 11 is the schematic perspective view for the side surface direction that the utility model is mounted on vehicle frame；
Figure 12 is the portion the A enlarged drawing of Figure 11；
Figure 13 is the schematic perspective view of the rear apparent direction of the utility model.
Figure 14 is the structural schematic diagram of setting-up eccentricity handle on the connection collet of the utility model.
Figure 15 is the portion the B enlarged drawing of Figure 14.
Description of symbols:
1, foot main body is torn open；101, oblique vertical tube；102, curved pipe；103, horizontal tube；104, horizontal connecting plate；105, C-shaped plate；
106, screw hole one；107, plush copper；108, arc stiffener plate；2, collet is connected；201, arc pipe sleeve；202, clamping plate one；203,
Clamp screw hole two；204, adjustment hole is ridden；205, plane groove；3, it rides；4, telescoping tube is ridden；5, switch sleeve；501, arc
Plate；502, arc protrusive board；5021, C-shaped protrusive board；5022, arc protrusive board；503, U-shaped boss；504, elbow；6, it switchs；601, it opens
Close arc plate one；602, level board two；603, arc paddle；604, through-hole four；7, torsional spring；8, bracket；801, pillar；802, semicircle
Arc slot；9, internal tooth collet；901, C-shaped arc set；902, clamping plate two；903, anti-skidding groove；10, tightening knob；11, vehicle frame；1101,
Connect vertical tube rod.
[specific embodiment]
Be described in detail the utility model below in conjunction with attached drawing and specific embodiment, illustrative examples therein with
And explanation is only used to explain the utility model, but is not intended to limit the scope of the present invention.
As shown in Fig. 1-Figure 13, a kind of wheelchair described in present embodiment tears leg structure open with multi-functional, it includes tearing open
Foot main body 1, it includes oblique vertical tube 101, curved pipe 102, horizontal tube 103 that this, which tears foot main body 1 open, and the top of the oblique vertical tube 101 connects arc
The top connection horizontal tube 103 of shape pipe 102, curved pipe 102 forms inverted L-shaped foot tube；
The left upper portion of the oblique vertical tube 101 is provided with horizontal connecting plate 104, and the left-hand end of the horizontal connecting plate 104 is set
It is equipped with C-shaped plate 105, is provided with screw hole 1 in the middle part of the C-shaped plate 105；The left end bottom surface of the horizontal tube 103 is provided with plush copper
107；
The bottom end nozzle of the oblique vertical tube 101 is provided with connection collet 2；The connection collet 2 includes arc pipe sleeve 201,
The left-hand end of the arc pipe sleeve 201 is provided with opening, and the two sides of opening are correspondingly arranged on clamping plate 1, on two clamping plates 1
It is correspondingly arranged on and clamps screw hole 2 203, be correspondingly arranged on plane groove 205 on the right side of two one 202 inner walls of clamping plate；The curved pipe
It covers and is correspondingly arranged on foot-operated adjustment hole 204 among 201 two sides tops；It is provided on the bottom end left side of the oblique vertical tube 101
The through-hole one being connected with foot-operated adjustment hole 204, uses bolt fastening.
Internal tooth collet 9 is provided in the connection collet 2；The internal tooth collet 9 includes C-shaped arc set 901, C-shaped arc set 901
It is set on the bottom end nozzle of oblique vertical tube 101, connects 201 inner wall lower of arc pipe sleeve of collet 2；The C-shaped arc set 901 is opened
The both ends Kou Chu are correspondingly arranged on clamping plate 2 902, and through-hole two, through-hole two and clamping screw hole are correspondingly arranged on two clamping plates 2 902
2 203 are connected；Two clamping plates 2 902 are placed in the plane groove on the inner wall of two clamping plates 1 of connection collet；
It is equipped with foot-operated telescoping tube 4 in the oblique vertical tube 101, is twisted by fastening bolt and is threaded through foot-operated adjustment hole 204 to foot
It steps on fixed in the tube rod of telescoping tube 4；Fastening is provided in the clamping screw hole 2 203 of two clamping plates 1 of the connection collet 2
The contraction of internal tooth collet 9 is clamped foot-operated telescoping tube 4 by knob 10, fastening nut；The bottom end of the foot-operated telescoping tube 4 is provided with foot
Step on 3；
The C-shaped plate 105 of the inverted L-shaped foot tube is arranged on switch sleeve 5, and switch sleeve 5 is mounted on bracket 8, in switch sleeve 5
Torsional spring 7, switch 6 are installed in vallecular cavity；
The switch sleeve 5 includes arc panel 501, which is arc groove, 501 front end of arc panel
The arc protrusive board 502 matched with arc groove is provided on side, arc protrusive board 502 is by C-shaped protrusive board 5021 and arc protrusive board 5022
Composition；The rear end of the arc panel 501 is provided with elbow 504, is provided with U-lag on the left of elbow 504；The arc panel 501 is left
Middle side part is provided with U-shaped boss 503, and screw hole three is provided on U-shaped boss 503；It is provided with vallecular cavity in the middle part of the arc panel 501,
The left and right sides of vallecular cavity is openning shape, through the left and right sides of arc panel 501；
The switch 6 includes switch arc plate 1, and one end of switch arc plate 1 connects level board 2 602, level board
2 602 external end head is arc head, and the outer end of level board 2 602 is provided with through-hole 4 604；It is described to switch the another of arc plate 1
One end is provided with arc paddle 603；
It is provided with pillar 801 on the left of the top surface of the bracket 8, the right edge of bracket 8 is provided with half-arc groove 802；
The elbow 504 of the switch sleeve 5 is buckled on the pillar 801 of bracket 8, using use bracket bolt from 8 bottom of bracket
It is twisted in the screw hole of right side of face and is threaded through torsional spring 7, the through-hole 4 604 on switch 6 into the screw hole three of the U-shaped boss 503 of switch sleeve 5.
Further, the material for tearing foot main body 1 open is plastics.
Further, the top surface of the horizontal connecting plate is arc shape, is provided with delthyrium on the right side of the horizontal connecting plate
Hole.
Further, arc reinforcement is provided between the left side of the oblique vertical tube 101 and the bottom surface of horizontal connecting plate 104
Gusset 108.
Further, the bottom end of the plush copper 107 is circle.
Further, anti-skidding groove 903 is provided on the inner wall of the C-shaped arc set 901 of the internal tooth collet 9.
Further, eccentric handle 12 is installed on the clamping screw hole 2 203 of the connection collet 2.
The working principle of the utility model is as follows:
In the design, switch sleeve 5, switch 6, torsional spring 7, bracket 8 form switch block.Connect collet 2, internal tooth collet 9, tight
Gu knob 10, fastening nut form foot-operated adjust and tighten fixation kit.
The plush copper 107 for tearing foot main body 1 open of plastic material when in use, is snapped onto the connection vertical duct of vehicle frame 11 by the design
In the upper end tube nozzle of bar 1101, then switch block is mounted on to the lower part for connecting vertical tube rod 1101.The switch of switch block
The arc groove of set 5, the half-arc groove 802 of bracket 8 are stuck in the tube rod lower part for connecting vertical tube rod 1101, two L shape springs of torsional spring 7
Piece clamps the vertical tube rod 1101 of connection；When turning on the switch 6, so that torsional spring 7 is opened, thus easy to disassemble.
The design when in use, when needing to adjust foot-operated 3 height, is realized by adjusting foot-operated telescoping tube 4；At this time
The bolt on foot-operated adjustment hole 204 is first unclamped, then unscrews tightening knob 10, foot-operated telescoping tube 4 is adjusted, adjusting foot is reached
Step on 3 effect；Then the bolt revolved on foot-operated adjustment hole 204 is twisted again, and tightens tightening knob 10, so that internal tooth collet 9 is tight
Foot-operated telescoping tube 4 is gripped, fixation is facilitated.
As shown in Figure 14, Figure 15, in the design, eccentric handle is installed on the clamping screw hole 2 203 of connection collet 2
12, internal tooth collet 9 is squeezed by twisting eccentric handle 12, so that internal tooth collet is tightened, thus by foot-operated telescoping tube 4, it is convenient
It is fixed.
In the design, the existing product of eccentric handle 12 belongs to the prior art, therefore does not explain in detail in its structure the design
It states.
A kind of wheelchair described in the utility model tears leg structure open with multi-functional, it will tear foot and vehicle open using switch, torsional spring
Frame activity installation connection, and design foot-operated adjustment hole；It has it is easy to use, install it is simple and quick, both facilitated the dimension in later period
Maintenance replacement is repaired, also facilitates and adjusts foot-operated length, the greatly use of Convenient wheelchair user.
The above description is only a preferred embodiment of the present invention, therefore all according to described in the utility model patent application range
The equivalent change or modification done of structure, feature and principle, be included in the scope of the utility model patent application.
Claims (14)
1. a kind of wheelchair tears leg structure open with multi-functional, it is characterised in that: it includes tearing foot main body open, and it includes tiltedly perpendicular that this, which tears foot main body open,
Pipe, curved pipe, horizontal tube, the top of the oblique vertical tube connect curved pipe, and the top connection horizontal tube of curved pipe forms inverted L-shaped foot
Pipe；The left upper portion of the oblique vertical tube is provided with horizontal connecting plate, and the left-hand end of the horizontal connecting plate is provided with C-shaped plate, the C-shaped
Screw hole one is provided in the middle part of plate；The left end bottom surface of the horizontal tube is provided with plush copper；The bottom end nozzle of the oblique vertical tube is provided with
Connect collet；Internal tooth collet is provided in the connection collet；Foot-operated telescoping tube is equipped in the oblique vertical tube；Described ride is stretched
The bottom end of the draw is provided with foot-operated；The C-shaped plate of the inverted L-shaped foot tube is arranged on switch sleeve, and switch sleeve is mounted on bracket, is opened
It closes and torsional spring, switch is installed in vallecular cavity in covering.
2. a kind of wheelchair according to claim 1 tears leg structure open with multi-functional, it is characterised in that: the material for tearing foot main body open
Material is plastics.
3. a kind of wheelchair according to claim 1 tears leg structure open with multi-functional, it is characterised in that: the horizontal connecting plate
Top surface is arc shape, and triangle hole is provided on the right side of the horizontal connecting plate.
4. a kind of wheelchair according to claim 1 tears leg structure open with multi-functional, it is characterised in that: the left side of the oblique vertical tube
Arc stiffener plate is provided between face and the bottom surface of horizontal connecting plate.
5. a kind of wheelchair according to claim 1 tears leg structure open with multi-functional, it is characterised in that: the bottom end of the plush copper is
It is round.
6. a kind of wheelchair according to claim 1 tears leg structure open with multi-functional, it is characterised in that: the connection collet includes
Arc pipe sleeve, the left-hand end of the arc pipe sleeve are provided with opening, and the two sides of opening are correspondingly arranged on clamping plate one, on two clamping plates one
It is correspondingly arranged on and clamps screw hole two, be correspondingly arranged on plane groove on the right side of two one inner walls of clamping plate；Arc pipe sleeve two sides
Foot-operated adjustment hole is correspondingly arranged among top；It is provided on the bottom end left side of the oblique vertical tube and is connected with foot-operated adjustment hole
Through-hole one.
7. a kind of wheelchair according to claim 1 or 6 tears leg structure open with multi-functional, it is characterised in that: described foot-operated flexible
Pipe is twisted to be threaded through on foot-operated adjustment hole to the tube rod of foot-operated telescoping tube by fastening bolt and be fixed；Two clamping plates of the connection collet
It is provided with tightening knob, fastening nut in one clamping screw hole two, foot-operated telescoping tube is clamped into the contraction of internal tooth collet.
8. a kind of wheelchair according to claim 1 tears leg structure open with multi-functional, it is characterised in that: the switch sleeve includes arc
Shape plate, the arc panel front edge are arc groove, are provided with the arc protrusive board matched with arc groove in the arc panel front end edge,
Arc protrusive board is made of C-shaped protrusive board and arc protrusive board；The rear end of the arc panel is provided with elbow, is provided with U-shaped on the left of elbow
Slot；The arc panel left side central portion is provided with U-shaped boss, and screw hole three is provided on U-shaped boss；It is provided in the middle part of the arc panel
The left and right sides of vallecular cavity, vallecular cavity is openning shape, through the left and right sides of arc panel.
9. a kind of wheelchair according to claim 1 tears leg structure open with multi-functional, it is characterised in that: the switch includes switch
Arc plate one, one end of switch arc plate one connect level board two, and the external end head of level board two is arc head, and the outer end of level board two is set
It is equipped with through-hole four；The other end of the switch arc plate one is provided with arc paddle.
10. a kind of wheelchair according to claim 1 tears leg structure open with multi-functional, it is characterised in that: the top surface of the bracket
Left side is provided with pillar, and the right edge of bracket is provided with half-arc groove.
11. a kind of wheelchair according to claim 1 tears leg structure open with multi-functional, it is characterised in that: the internal tooth collet packet
C-shaped arc set is included, C-shaped arc set is set on the bottom end nozzle of oblique vertical tube, connects the arc pipe sleeve inner wall lower of collet；The C-shaped
The opening both ends of arc set are correspondingly arranged on clamping plate two, and through-hole two, through-hole two and clamping spiral shell are correspondingly arranged on two clamping plates two
Hole two is connected；Two clamping plates two are placed in the plane groove on the inner wall of two clamping plates one of connection collet.
12. a kind of wheelchair according to claim 8 tears leg structure open with multi-functional, it is characterised in that: the switch sleeve it is curved
Head is buckled on the pillar of bracket, is threaded through torsional spring, on switch from twisting in the screw hole on the right side of bracket bottom surface using using bracket bolt
Through-hole four into the screw hole three of the U-shaped boss of switch sleeve.
13. a kind of wheelchair according to claim 11 tears leg structure open with multi-functional, it is characterised in that: the internal tooth collet
Anti-skidding groove is provided on the inner wall of C-shaped arc set.
14. a kind of wheelchair according to claim 11 tears leg structure open with multi-functional, it is characterised in that: the connection collet
It clamps and eccentric handle is installed on screw hole two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821376920.3U CN209464216U (en) | 2018-08-25 | 2018-08-25 | A kind of wheelchair tears leg structure open with multi-functional |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821376920.3U CN209464216U (en) | 2018-08-25 | 2018-08-25 | A kind of wheelchair tears leg structure open with multi-functional |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209464216U true CN209464216U (en) | 2019-10-08 |
Family
ID=68085497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821376920.3U Expired - Fee Related CN209464216U (en) | 2018-08-25 | 2018-08-25 | A kind of wheelchair tears leg structure open with multi-functional |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209464216U (en) |
-
2018
- 2018-08-25 CN CN201821376920.3U patent/CN209464216U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191008 Termination date: 20200825 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |