CN202044429U - Wheelchair with improved structure - Google Patents
Wheelchair with improved structure Download PDFInfo
- Publication number
- CN202044429U CN202044429U CN201120083176XU CN201120083176U CN202044429U CN 202044429 U CN202044429 U CN 202044429U CN 201120083176X U CN201120083176X U CN 201120083176XU CN 201120083176 U CN201120083176 U CN 201120083176U CN 202044429 U CN202044429 U CN 202044429U
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- wheelchair
- frame
- bar
- chair
- assembly
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Abstract
The utility model belongs to the technical field of wheelchairs, and particularly relates to a wheelchair with an improved structure. The wheelchair comprises a wheelchair frame, a chair back, a chair base and chair wheels, wherein handles are arranged on the wheelchair frame, the chair back and the chair base are respectively connected with the wheelchair frame, and the chair wheels are arranged at both sides of the wheelchair frame; and the chair base comprises a chair base frame, a locating buckle and a rubber ribbon, both ends of the rubber ribbon are arranged in the locating buckle, and the locating buckle is connected with the chair base frame. In the wheelchair, a cushion is formed from the chair base by using the rubber ribbon; the chair base has good air permeability; a user is not easy to suffer from skin diseases of bedsore, acne and the like when the chair base is used for a long time, and the blood circulation of the back and the hip of the user is smooth; the wheelchair is convenient to wash and is clean and healthy; the rubber ribbon has a strong elastic property and a good supporting ability, thereby relieving the pressure of body parts such as the waist, the back and the like; and the wheelchair accords with the requirement of long-term use for the wheelchair user, and is convenient to use and high in practicability.
Description
Technical field
This utility model belongs to the wheelchair technical field, relates in particular to a kind of structure improved wheelchair.
Background technology
Wheelchair is the important tool of rehabilitation, and it is not only the walking-replacing tool of limbs the disabled, the more important thing is to make them carry out physical exercise and participate in social activity by means of wheelchair.At present, the chair back of the wheelchair on the market and seat support adopt waterproof nylon cloth as back pad or medicated cushion, and the such chair back and seat support are airtight, and breed bacteria is used for a long time easily, can influence the healthy of user.
And, the medicated cushion of the seat support that waterproof nylon cloth is made, support ability, user is sitting on the wheelchair for a long time, and the medicated cushion easy deformation can't the support buttocks and the pressure of waist, cause waist, back pain easily, even cause damage, can't meet the needs of wheelchair user's life-time service.
Summary of the invention
The purpose of this utility model is at the deficiencies in the prior art, and a kind of structure improved wheelchair is provided, and it is simple in structure, and the chair back and seat support are fully ventilative and the support ability is good.
This utility model is realized by following technology.
A kind of structure improved wheelchair, it comprises wheelchair frame, the chair back, seat support, chair wheel, and wheelchair frame is provided with handrail, and the chair back, seat support are connected with wheelchair frame respectively, and the chair wheel is arranged at the both sides of wheelchair frame; Seat support comprises chair base frame, locating button and elastic ribbon, and the two ends of elastic ribbon are arranged in the locating button, and locating button is connected with chair base frame.
Wherein, the chair back comprises seat back frame, locating button and elastic ribbon, and the two ends of elastic ribbon are arranged in the locating button, and locating button is connected with seat back frame; Seat back frame is bending shape.
Wherein, it also comprises the adjusting device that is used to regulate seat-back position, and adjusting device is connected with handrail, the chair back respectively; Adjusting device comprises flexible cross bar and adjusting brace, and flexible cross bar comprises outer bar and interior bar, and an end of outer bar is connected with the chair back, one end of interior bar is connected with handrail, outer bar and interior bar socket, and outer bar is provided with spring assembly, interior bar is provided with some locating holes, and spring assembly cooperates with locating hole; Regulating brace is connected with wheelchair frame, the chair back respectively.
Wherein, spring assembly comprises sleeve, spring, nut and screw rod, and sleeve is connected with outer bar, and spring is arranged in the sleeve, and screw rod cooperates with spring, and nut is connected with screw rod, and screw rod cooperates with locating hole.
Wherein, it also comprises connection fastener, and the chair back removably is connected with the adjusting brace by connection fastener, and seat support removably is connected with wheelchair frame by connection fastener, and the chair back and seat support are hinged.
Wherein, connection fastener comprises first assembly and second assembly, and first assembly is connected with second assembly, and first assembly is provided with first draw-in groove and screw, and second assembly is provided with second draw-in groove, the setting of staggering of the opening direction of the opening direction of first draw-in groove and second draw-in groove.
Wherein, wheelchair frame comprises wheelchair left side frame, the right frame of wheelchair and the motion bar that intersects; The motion bar that intersects comprises first motion bar and second motion bar, fixedly connected with the bottom of wheelchair left side frame in the bottom of first motion bar, the right frame of the top of first motion bar and wheelchair flexibly connects, fixedly connected with the bottom of the right frame of wheelchair in the bottom of second motion bar, the top of second motion bar and wheelchair left side frame flexibly connect.
Wherein, it also comprises foot pedal apparatus, and foot pedal apparatus is connected with wheelchair frame; Foot pedal apparatus comprises fixed bar, adjusting rod, pedal-rod and pedal, and fixed bar is connected with wheelchair frame, and adjusting rod and fixed bar are hinged, and the pedal-rod vertical fixing is in the bottom of adjusting rod, and pedal and pedal-rod flexibly connect.
Wherein, foot pedal apparatus also comprises the lower limb holder, and the lower limb holder is arranged at the middle part of adjusting rod.
Wherein, it also comprises brake gear, anti-tipping support and baffle plate, and brake gear is connected with wheelchair frame, and anti-tipping support is arranged at the bottom of wheelchair frame, and baffle plate is connected with the bottom of handrail.
The beneficial effects of the utility model are: a kind of structure improved wheelchair, and it comprises wheelchair frame, the chair back, seat support, chair wheel, and wheelchair frame is provided with handrail, and the chair back, seat support are connected with wheelchair frame respectively, and the chair wheel is arranged at the both sides of wheelchair frame; Seat support comprises chair base frame, locating button and elastic ribbon, and the two ends of elastic ribbon are arranged in the locating button, and locating button is connected with chair base frame.
This utility model is simple in structure, and seat support adopt to adopt the elastic ribbon to constitute medicated cushion, the seat support good permeability, and the user life-time service is not easy to have bedsores, dermatosis such as acne, and back and buttocks blood circulation are freely suitable, and convenient the cleaning, clean hygiene; Elastic ribbon elastic performance is strong, and the support ability is good, alleviates the pressure of body parts such as waist, back, meets the needs of wheelchair user's life-time service, and is easy to use, the practicality height.
Description of drawings
Fig. 1 is the structural representation of a kind of structure improved wheelchair of embodiment 1 of the present utility model.
Fig. 2 is another structural representation of a kind of structure improved wheelchair of embodiment 1 of the present utility model.
Fig. 3 is a kind of chair back of structure improved wheelchair of embodiment 1 of the present utility model and the structural representation after the seat support dismounting.
Fig. 4 is the structural representation of the folded state of Fig. 3.
Fig. 5 is the structural representation at another visual angle of folded state of Fig. 3.
Fig. 6 is a kind of chair back of structure improved wheelchair of embodiment 1 of the present utility model and the structural representation of seat support.
Fig. 7 is the structural representation of connection fastener of a kind of structure improved wheelchair of embodiment 1 of the present utility model.
Fig. 8 is the sketch map at another visual angle of connection fastener of a kind of structure improved wheelchair of embodiment 1 of the present utility model.
Reference numeral:
1---wheelchair frame 2---chair back 3---seat support
4---chair wheel 5---adjusting device 6---connection fasteners
7---the anti-tipping supports of foot pedal apparatus 8---brake gear 9---
10---baffle plate 11---handrail 12---wheelchair left side framves
13---the right framves 14 of wheelchair---intersection motion bar
21---seat back frame 22---locating button 23---elastic ribbons
31---chair base frame
51---flexible cross bar 52---adjusting brace 53---spring assemblies
61---first assembly 62---second assembly 63---, first draw-in grooves
64---screws 65---, second draw-in groove
71---fixed bar 72---adjusting rod 73---pedal-rods
74---pedal 75---lower limb holder
141---the outer bars of first motion bar 142---second motion bar 511---
512---interior bar.
The specific embodiment
Below in conjunction with accompanying drawing this utility model is further described.
Shown in Fig. 1 ~ 8, a kind of structure improved wheelchair, it comprises wheelchair frame 1, the chair back 2, seat support 3, chair wheel 4, wheelchair frame 1 is provided with handrail 11, the chair back 2, seat support 3 are connected with wheelchair frame 1 respectively, and chair wheel 4 is arranged at the both sides of wheelchair frame 1, and the chair back 2 comprises seat back frame 21, locating button 22 and elastic ribbon 23, the two ends of elastic ribbon 23 are arranged in the locating button 22, and locating button 22 is connected with seat back frame 21; Seat support 3 comprises chair base frame 31, locating button 22 and elastic ribbon 23, and the two ends of elastic ribbon 23 are arranged in the locating button 22, and locating button 22 is connected with chair base frame 31.
The inner core of elastic ribbon 23 adopts Malaysian import pure natural rubber, surface to make with nylon gauze, and elastic performance is strong, through the stretching and the bearing test of specialty, the extensibility of every group of elastic ribbon 23 is 400%, response rate is 100%, and the weight of carrying is 150kg, and the time in service life is 68 years.Elastic ribbon 23 contains activated carbon, harmful substance in the adsorbable air, and as formaldehyde, benzene, ammonia, TVOC etc., the effect that the sterilization taste removal is also arranged, purifies air.Adopt the back pad of the chair back 2 that elastic ribbon 23 forms, the medicated cushion of seat support 3, ventilating air permeability is good, and soft, comfortable, the user life-time service, and back and buttocks blood circulation are freely suitable, be not easy to have bedsores, dermatosis such as acne, and convenient the cleaning, clean hygiene.The elastic performance of elastic ribbon 23 is strong, and the support ability is good, alleviates the pressure of body parts such as waist, back, meets the needs of wheelchair user's life-time service, and is easy to use, the practicality height.
Present embodiment also comprises the adjusting device 5 that is used to regulate the chair back 2 positions, and adjusting device 5 is connected with handrail 11, the chair back 2 respectively.
Adjusting device 5 comprises flexible cross bar 51 and regulates brace 52, flexible cross bar 51 comprises outer bar 511 and interior bar 512, one end of outer bar 511 is connected with adjusting brace 52, regulate brace 52 and be connected with wheelchair frame 1, the chair back 2 respectively, an end of interior bar 512 is connected with handrail 11, outer bar 511 and 512 sockets of interior bar, interior bar 512 is arranged in the outer bar 511, outer bar 511 is provided with spring assembly 53, and interior bar 512 is provided with some adjustment holes, and spring assembly 53 cooperates with adjustment hole.The adjustment length of flexible cross bar 51 is 5cm～25cm, and the adjustment of the length by flexible cross bar 51 can be adjusted to corresponding position with the chair back 2, and user can be adjusted it and sit the posture that crouches.
Present embodiment also comprises connection fastener 6, and the chair back 2 removably is connected with adjusting brace 52 by connection fastener 6, and seat support 3 removably is connected with wheelchair frame 1 by connection fastener 6, and the chair back 2 is hinged with seat support 3.Connection fastener 6 comprises first assembly 61 and second assembly 62, first assembly 61 is connected with second assembly 62, first assembly 61 is provided with the setting of staggering of opening direction that first draw-in groove 63 and screw 64, the second assemblies 62 are provided with the opening direction of second draw-in groove, 65, the first draw-in grooves 63 and second draw-in groove 65.
When the chair back 2 is connected by connection fastener 6 with adjusting brace 52, first draw-in groove 63 of connection fastener 6 cooperates with adjusting brace 52, get a screw and pass screw 64, screw screw, first assembly 61 is fixedlyed connected with adjusting brace 52, then the chair back 2 is cooperated with second draw-in groove 65, second assembly 62 is connected with the chair back 2, can finish the chair back 2 and regulate being connected of brace 52; When needing dismounting, toward second draw-in groove, 65 outer drawing, make the chair back 2 break away from second assembly 62 chair back 2, can finish the dismounting of the chair back 2.
When seat support 3 is connected by connection fastener 6 with wheelchair frame 1, first draw-in groove 63 of connection fastener 6 cooperates with seat support 3, get a screw and pass screw 64, screw screw, first assembly 61 is fixedlyed connected with seat support 3, then second draw-in groove 65 is cooperated with wheelchair frame 1, second assembly 62 is connected with wheelchair frame 1, can finish being connected of seat support 3 and wheelchair frame 1; When needing dismounting, toward wheelchair frame 1 outer drawing, make wheelchair frame 1 break away from second assembly 62 second assembly 62, can finish the dismounting of the chair back 2.
The chair back 2, seat support 3 pass through connection fastener 6 respectively and adjusting brace 52, wheelchair frame 1 removably are connected, and installs and convenient disassembly, after the chair back 2, seat support 3 dismountings, wheelchair frame 1 can be folded up, and conveniently stores and transports.
The chair back 2, after seat support 3 dismountings, with wheelchair left side frame 12, the right frame 13 of wheelchair furthers in opposite directions, the top of first motion bar 141 is along the handrail 11 inboard upwards slips of the right frame 13 of wheelchair, the bottom of first motion bar 141 drives wheelchair left side frame 12 and continues to further to the centre, the top of second motion bar 142 is along the handrail 11 inboard upwards slips of wheelchair left side frame 12 simultaneously, the bottom of second motion bar 142 drives the right frame 13 of wheelchair and continues to further to the centre, top when first motion bar 141, when the top of second motion bar 142 slides to the top of handrail 11 inboards respectively, wheelchair left side frame 12, the right frame 13 of wheelchair closes up, and realizes the folding of wheelchair frame 1.
When opening wheelchair frame 1, wheelchair left side frame 12, the right frame 13 of wheelchair are pulled out toward opposite direction, the top of first motion bar 141 along handrail 11 inboards of the right frame 13 of wheelchair to lower slider, the top of second motion bar 142 along handrail 11 inboards of wheelchair left side frame 12 to lower slider, when the top of the top of first motion bar 141, second motion bar 142 slides to the bottom of handrail 11 inboards respectively, wheelchair left side frame 12, the right frame 13 of wheelchair are opened, the chair back 2, seat support 3 are installed on wheelchair frame 1 respectively, can use this utility model.
Present embodiment also comprises foot pedal apparatus 7, and foot pedal apparatus 7 is connected with wheelchair frame 1; Foot pedal apparatus 7 comprises fixed bar 71, adjusting rod 72, pedal-rod 73 and pedal 74, and fixed bar 71 is connected with wheelchair frame 1, and adjusting rod 72 is hinged with fixed bar 71, and pedal-rod 73 vertical fixing are in the bottom of adjusting rod 72, and pedal 74 flexibly connects with pedal-rod 73.Fixed bar 71 is connected in wheelchair frame 1 by screw and fixed mount, and knockout screw and fixed mount can disassemble fixed bar 71, like this, foot pedal apparatus 7 just can with wheelchair frame 1 dismounting, Convenient wheelchair frame 1 folding.Adjusting rod 72 is hinged with fixed bar 71, and adjusting rod 72 can be along fixed bar 71 up-down adjustment, the height that free adjustment is different, and the posture of conversion shank helps blood circulation, and is easy to operate.Pedal 74 flexibly connects with pedal-rod 73, and pedal 74 can be at 90 ° of scope internal rotation, convenient folding.
Present embodiment also comprises brake gear 8, anti-tipping support 9 and baffle plate 10.Brake gear 8 is connected with wheelchair frame 1, and brake gear 8 contacts with chair wheel 4, plays the effect of brake; Anti-tipping support 9 is arranged at the bottom of wheelchair frame 1, prevents that this utility model from toppling over backward, and is safe in utilization; Baffle plate 10 is connected with the bottom of handrail 11, and baffle plate 10 can prevent chair wheel 4 when walking, on one's body mud is splashed.
The difference of present embodiment and embodiment 1 is: the seat back frame 21 of present embodiment is bending shape, the top of seat back frame 21 and bottom are 120 °～160 ° angle, seat back frame 21 has certain physiologic radian, meet lumbar curve, user is sat when crouching, comfortable nature alleviates the pressure of waist.
Unaccounted in the present embodiment feature adopts the explanation among the embodiment 1, no longer gives unnecessary details at this.
The above embodiment, it is better embodiment of the present utility model, be not to limit this utility model practical range, so all equivalences of doing according to the described structure of this utility model claim, feature and principle change or modify, and all should comprise in this utility model patent claim.
Claims (10)
1. structure improved wheelchair, it comprises wheelchair frame, the chair back, seat support, chair wheel, wheelchair frame is provided with handrail, the chair back, seat support are connected with wheelchair frame respectively, the chair wheel is arranged at the both sides of wheelchair frame, it is characterized in that: seat support comprises chair base frame, locating button and elastic ribbon, and the two ends of elastic ribbon are arranged in the locating button, and locating button is connected with chair base frame.
2. a kind of structure improved wheelchair according to claim 1 is characterized in that: the chair back comprises seat back frame, locating button and elastic ribbon, and the two ends of elastic ribbon are arranged in the locating button, and locating button is connected with seat back frame; Seat back frame is bending shape.
3. a kind of structure improved wheelchair according to claim 2, it is characterized in that: it also comprises the adjusting device that is used to regulate seat-back position, adjusting device is connected with handrail, the chair back respectively; Adjusting device comprises flexible cross bar and adjusting brace, and flexible cross bar comprises outer bar and interior bar, and an end of outer bar is connected with the chair back, one end of interior bar is connected with handrail, outer bar and interior bar socket, and outer bar is provided with spring assembly, interior bar is provided with some locating holes, and spring assembly cooperates with locating hole; Regulating brace is connected with wheelchair frame, the chair back respectively.
4. a kind of structure improved wheelchair according to claim 3, it is characterized in that: spring assembly comprises sleeve, spring, nut and screw rod, sleeve is connected with outer bar, spring is arranged in the sleeve, screw rod cooperates with spring, and nut is connected with screw rod, and screw rod cooperates with locating hole.
5. a kind of structure improved wheelchair according to claim 1, it is characterized in that: it also comprises connection fastener, the chair back removably is connected with the adjusting brace by connection fastener, and seat support removably is connected with wheelchair frame by connection fastener, and the chair back and seat support are hinged.
6. a kind of structure improved wheelchair according to claim 5, it is characterized in that: connection fastener comprises first assembly and second assembly, first assembly is connected with second assembly, first assembly is provided with first draw-in groove and screw, second assembly is provided with second draw-in groove, the setting of staggering of the opening direction of the opening direction of first draw-in groove and second draw-in groove.
7. a kind of structure improved wheelchair according to claim 5 is characterized in that: wheelchair frame comprises wheelchair left side frame, the right frame of wheelchair and the motion bar that intersects; The motion bar that intersects comprises first motion bar and second motion bar, fixedly connected with the bottom of wheelchair left side frame in the bottom of first motion bar, the right frame of the top of first motion bar and wheelchair flexibly connects, fixedly connected with the bottom of the right frame of wheelchair in the bottom of second motion bar, the top of second motion bar and wheelchair left side frame flexibly connect.
8. a kind of structure improved wheelchair according to claim 1, it is characterized in that: it also comprises foot pedal apparatus, foot pedal apparatus is connected with wheelchair frame; Foot pedal apparatus comprises fixed bar, adjusting rod, pedal-rod and pedal, and fixed bar is connected with wheelchair frame, and adjusting rod and fixed bar are hinged, and the pedal-rod vertical fixing is in the bottom of adjusting rod, and pedal and pedal-rod flexibly connect.
9. a kind of structure improved wheelchair according to claim 8, it is characterized in that: foot pedal apparatus also comprises the lower limb holder, the lower limb holder is arranged at the middle part of adjusting rod.
10. according to any described a kind of structure improved wheelchair of claim 1～9, it is characterized in that: it also comprises brake gear, anti-tipping support and baffle plate, brake gear is connected with wheelchair frame, and anti-tipping support is arranged at the bottom of wheelchair frame, and baffle plate is connected with the bottom of handrail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120083176XU CN202044429U (en) | 2011-03-25 | 2011-03-25 | Wheelchair with improved structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120083176XU CN202044429U (en) | 2011-03-25 | 2011-03-25 | Wheelchair with improved structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202044429U true CN202044429U (en) | 2011-11-23 |
Family
ID=44984756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120083176XU Expired - Fee Related CN202044429U (en) | 2011-03-25 | 2011-03-25 | Wheelchair with improved structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202044429U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105246445A (en) * | 2013-04-26 | 2016-01-13 | 罗马医疗救助有限公司 | Support platform for seating appliance |
| CN106038113A (en) * | 2016-08-15 | 2016-10-26 | 江阴市新盛医疗器材设备有限公司 | Wheelchair leg shockproof structure |
| CN107320255A (en) * | 2017-08-05 | 2017-11-07 | 包锡刚 | A kind of wide adjustable fully collapsible invalid's chair of seat with pressure sore prevention function |
| CN107913138A (en) * | 2017-10-26 | 2018-04-17 | 魏海霞 | A kind of multifunctional wheelchair |
| CN112315681A (en) * | 2020-11-02 | 2021-02-05 | 天津职业技术师范大学(中国职业培训指导教师进修中心) | Wheelchair capable of realizing shifting function |
-
2011
- 2011-03-25 CN CN201120083176XU patent/CN202044429U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105246445A (en) * | 2013-04-26 | 2016-01-13 | 罗马医疗救助有限公司 | Support platform for seating appliance |
| CN106038113A (en) * | 2016-08-15 | 2016-10-26 | 江阴市新盛医疗器材设备有限公司 | Wheelchair leg shockproof structure |
| CN107320255A (en) * | 2017-08-05 | 2017-11-07 | 包锡刚 | A kind of wide adjustable fully collapsible invalid's chair of seat with pressure sore prevention function |
| CN107320255B (en) * | 2017-08-05 | 2023-09-12 | 包锡刚 | Seat width adjustable folding wheelchair with pressure sore prevention function |
| CN107913138A (en) * | 2017-10-26 | 2018-04-17 | 魏海霞 | A kind of multifunctional wheelchair |
| CN112315681A (en) * | 2020-11-02 | 2021-02-05 | 天津职业技术师范大学(中国职业培训指导教师进修中心) | Wheelchair capable of realizing shifting function |
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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 |
Granted publication date: 20111123 Termination date: 20150325 |
|
| EXPY | Termination of patent right or utility model |