CN206642011U - A kind of Multifunctional self-help wheelchair - Google Patents
A kind of Multifunctional self-help wheelchair Download PDFInfo
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- CN206642011U CN206642011U CN201621069989.2U CN201621069989U CN206642011U CN 206642011 U CN206642011 U CN 206642011U CN 201621069989 U CN201621069989 U CN 201621069989U CN 206642011 U CN206642011 U CN 206642011U
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- 230000003287 optical effect Effects 0.000 claims abstract description 11
- 238000010276 construction Methods 0.000 claims abstract description 3
- 230000007246 mechanism Effects 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 3
- 210000002414 leg Anatomy 0.000 abstract description 30
- 210000001217 buttock Anatomy 0.000 abstract description 9
- 210000000689 upper leg Anatomy 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 230000009466 transformation Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 206010033799 Paralysis Diseases 0.000 description 1
- 206010033892 Paraplegia Diseases 0.000 description 1
- 210000001015 abdomen Anatomy 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000000474 nursing effect Effects 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 210000001364 upper extremity Anatomy 0.000 description 1
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Abstract
The utility model discloses a kind of Multifunctional self-help wheelchair, is formed by frame structure, deformation driving structure and supporting structure combination；Wherein, frame structure includes：Double wheel group, seat extension/retraction device, seat extension/retraction guide groove, back frame, leg frames；Deforming driving structure includes back motor, waist motor, waist motor leading screw, seat extension/retraction motor, seat extension/retraction motor leading screw, seat extension/retraction motor optical axis, overall lifting motor, overall lifting motor fork-shaped nut block；Supporting construction includes：Back-supported, the support of the first buttocks, the support of the second buttocks, thigh support.Using the technical solution of the utility model, patient or old man can be made to carry out self-service standing under the control of oneself and go to bed, to aid in it to complete simple daily behavior, improve its quality of the life.
Description
Technical Field
The utility model belongs to medical care equipment especially relates to a multi-functional self-service wheelchair.
Background
With the aging of the population, the number of the disabled and paralyzed patients increases, and the proportion of the people with mobility disabilities in the general population becomes larger and larger. People who are inconvenient to move often need to be cared by special persons in daily life, but the people are not accompanied by the conditions sometimes. In daily life, a person who is inconvenient to move can move simply instead of walk through the wheelchair. However, patients with disabled legs or high paraplegia and old people with inconvenient legs and feet often cannot finish the actions of standing or getting to bed from a wheelchair by one person. This also limits the range of activities of the handicapped. Meanwhile, other people attending the year round can also cause certain damage to the psychology of the people who are inconvenient to move, so that the people can feel depressed. Therefore, how to help them independently perform daily activities becomes a problem which needs to be solved urgently.
SUMMERY OF THE UTILITY MODEL
To the above problems, the utility model provides a can help the handicapped person to accomplish by oneself stand from the wheelchair and from the multi-functional self-service wheelchair of the transfer of wheelchair to bed, can make patient or old man stand by oneself and go to bed under the control of oneself to assist it to accomplish simple daily behavior, improve its quality of life.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a multifunctional self-help wheelchair is formed by combining a frame structure, a deformation driving structure and a supporting structure; wherein, frame construction includes: the double-row wheel set, the seat telescopic device, the seat telescopic guide groove, the back frame and the leg frame; the double-row wheel sets are fixedly connected with the leg frame in a welding mode, and the leg frame is connected with the seat telescopic guide groove through a hinge; the seat telescoping device is provided with two connecting pieces and a rotating shaft part, the connecting pieces are provided with a first connecting part and a second connecting part, the first connecting part and the second connecting part are hinged with each other, the first connecting parts of the two connecting pieces are respectively connected with the rotating shaft part, the rotating shaft part can rotate around the axis of the rotating shaft part, slide blocks connected with two ends of the rotating shaft part are respectively arranged in the two seat telescoping guide grooves, and the seat telescoping device can slide along the direction of the seat telescoping guide grooves through the slide blocks; the second connecting parts of the two connecting pieces of the seat telescopic device are respectively connected with the back frame through hinges;
the deformation driving structure comprises a back motor, a waist motor lead screw, a seat telescopic motor lead screw, a seat telescopic motor optical axis, an integral lifting motor and an integral lifting motor U-shaped nut block; the integral lifting motor is connected with the leg frame through a hinge, the U-shaped nut block of the integral lifting motor is connected with the seat telescopic guide groove through a hinge, the integral lifting motor is fixedly connected with the integral lifting motor lead screw through a coupler, a screw pair is formed between the integral lifting motor lead screw and the U-shaped nut block of the integral lifting motor, a planar four-bar mechanism is formed among the leg frame, the integral lifting motor lead screw, the U-shaped nut block of the integral lifting motor and the seat telescopic guide groove at the moment, the degree of freedom of the mechanism is 1 at the moment, the relative angle between the leg frame and the seat telescopic guide groove can be adjusted by driving the integral lifting motor to rotate, and the integral height of the wheelchair seat; a motor shaft of the back motor is fixedly connected with second connecting parts of two connecting pieces of the seat telescopic device through bolts, the waist motor is connected with the back motor through a hinge, the waist motor is fixedly connected with a waist motor lead screw through a coupler, the waist motor lead screw and a threaded hole on the seat telescopic motor form a screw pair, and the angle between the seat telescopic device and the seat telescopic guide groove can be controlled by driving the rotation of the waist motor; the seat telescopic motor is fixedly connected with a seat telescopic motor lead screw through a coupler, and the seat telescopic motor lead screw and a thread structure on a seat telescopic guide groove form a lead screw nut structure; one end of the optical axis of the seat telescopic motor and the unthreaded hole structure on the seat telescopic guide groove form a guide structure, the other end of the optical axis of the seat telescopic motor is fixedly connected with the motor shaft of the back motor to form a moving pair together, and the horizontal distance between the seat telescopic device and the seat telescopic guide groove can be adjusted through the rotation of the seat telescopic motor; the back motor is fixedly connected with the back frame through a bolt, and the angle between the back frame and the seat telescopic device is directly controlled by driving the back motor to rotate;
the support structure includes: a back support, a first hip support, a second hip support, a leg support; the leg support is fixedly connected with the leg frame through a bolt structure, the second hip support is fixedly connected with the seat telescopic guide groove through a bolt, the first hip support is fixedly connected with the rotating shaft portion of the seat telescopic device through a bolt, and the back support is fixedly connected with the back frame through a bolt.
Preferably, the support structure further comprises: 3 binding bands, a left armrest, a right armrest and a headrest; the headrest is connected with the back support through a hinge, the left handrail and the right handrail are respectively connected and fixed on the left side and the right side of the back support through a hinge and are used for supporting double arms of a human body, and the 3 binding bands are respectively positioned on the back support, the second hip support and the leg support.
The utility model discloses total three kinds of mode: a common wheelchair mode, an auxiliary standing mode and an auxiliary getting-on-bed mode.
Wherein the common wheelchair mode has the same function as the common electric wheelchair. The standing-assisting mode is to realize a standing function by supporting the buttocks of the human body and restraining the abdomen and the legs on the wheelchair. When in a standing mode, a certain inclination angle is formed backwards, so that the whole gravity center is positioned above the wheels, and the stability of the whole body is ensured. The auxiliary bed-entering mode is that the buttocks of a human body are moved to the bed from the wheelchair through self folding, and then other parts are moved to the bed by the hands and the waist of the person, so that the self-help movement of the person is realized. The front seat and the rear seat adopt a cross grid design, so that the interference can not occur while the seat area is reduced.
The utility model has the advantages that the electric drive is adopted, the nursing intensity is reduced, the auxiliary standing function of the wheelchair is completed through the cooperative coordination of the motors, and the difficulty of independent standing of the old and the disabled is solved. The novel mode that the human body is gradually transferred through the deformation of the whole machine is adopted, and the wheelchair helps people to independently go to bed from the wheelchair, so that the difficulty in independent life of the old and the disabled is solved.
Drawings
FIG. 1 is a schematic structural view of the multifunctional self-service wheelchair in a normal wheelchair mode;
FIG. 2 is a schematic diagram of a transformation process of the multifunctional self-service wheelchair from a normal wheelchair mode to a standing-assisted mode;
FIG. 3 is a schematic front view of the multifunctional self-service wheelchair in an assisted standing mode;
FIG. 4 is a schematic view of the back of the multifunctional self-service wheelchair in an assisted standing mode;
FIG. 5 is a schematic diagram of a transformation process of the multifunctional self-service wheelchair from a normal wheelchair mode to an auxiliary getting-on-bed mode;
fig. 6 is a schematic structural view of the multifunctional self-help wheelchair in an auxiliary getting-on-bed mode.
In the figure: 1. the double-row wheel set 2, the back support 3, the first hip support 4, the second hip support 5, the leg support 6, the binding band 7, the left armrest 8, the right armrest 9, the headrest 10, the back motor 11, the waist motor 12, the seat telescoping motor 13, the integral lifting motor 14, the waist motor lead screw 15, the seat telescoping motor lead screw 16, the seat telescoping motor optical axis 17, the integral lifting motor lead screw 18, the integral lifting motor U-shaped nut block 19, the seat telescoping device 20, the seat telescoping guide slot 21, the back frame 22 and the leg frame
Detailed Description
The present invention will be further described with reference to the following examples.
As shown in fig. 1, 3 and 4, an embodiment of the utility model provides a multifunctional self-help wheelchair, which is formed by combining a frame structure, a deformation driving structure and a supporting structure; wherein,
the frame structure includes: a double row wheel set 1, a seat retractor 19, two seat retractor channels 20, a back frame 21 and a leg frame 22. The double-row wheel set 1 comprises a driving motor and a self-locking device, and can complete the functions of moving and parking on a relatively flat road surface; the double-row wheel set 1 is fixedly connected with the leg frame 22 in a welding mode, and the leg frame 22 is connected with the two seat telescopic guide grooves 20 through hinges respectively to ensure that the two seat telescopic guide grooves can rotate relatively; the seat telescoping device 19 is provided with two connecting pieces and a rotating shaft part, the connecting pieces are provided with a first connecting part and a second connecting part, the first connecting part and the second connecting part are hinged with each other, the first connecting parts of the two connecting pieces are respectively connected with the rotating shaft part, the rotating shaft part can rotate around the axis of the rotating shaft part, slide blocks connected with two ends of the rotating shaft part are respectively arranged in the two seat telescoping guide grooves 20, and the seat telescoping device 19 can slide along the direction of the seat telescoping guide grooves 20 through the slide blocks; the second connecting parts of the two connecting parts of the seat extension device 19 are respectively connected with the back frame 21 through hinges, so that relative rotation can be generated between the two parts.
The deformation driving structure includes: the lifting device comprises a back motor 10, a waist motor 11, a waist motor lead screw 14, a seat stretching motor 12, a seat stretching motor lead screw 15, a seat stretching motor optical axis 16, an integral lifting motor 13 and an integral lifting motor U-shaped nut block 18. The integral lifting motor 13 is connected with the leg frame 22 through a hinge, the U-shaped nut block 18 of the integral lifting motor is connected with the seat telescopic guide groove 20 through a hinge, the integral lifting motor 13 is fixedly connected with the integral lifting motor lead screw 17 through a coupler, a screw pair is formed between the integral lifting motor lead screw 17 and the U-shaped nut block 18 of the integral lifting motor, and a plane four-bar mechanism is formed between the leg frame 22, the integral lifting motor 13, the integral lifting motor lead screw 17, the U-shaped nut block 18 of the integral lifting motor and the seat telescopic guide groove 20. At the moment, the degree of freedom of the mechanism is 1, and the relative angle between the leg frame 22 and the seat telescopic guide groove 20 can be adjusted by driving the integral lifting motor 13 to rotate, so that the integral height of the wheelchair seat is controlled. The motor shaft of the back motor 10 is fixedly connected with the second connecting parts of the two connecting parts of the seat stretching device 19 through bolts, the waist motor 11 is connected with the back motor 10 through a hinge, so that the waist motor 11 and the back motor 10 can rotate mutually, the waist motor 11 is fixedly connected with the waist motor lead screw 14 through a coupler, the waist motor lead screw 14 and a threaded hole on the seat stretching motor 12 form a screw pair, and the angle between the seat stretching device 19 and the seat stretching guide groove 20 can be controlled by driving the rotation of the waist motor 11. The seat stretching motor 12 is fixedly connected with a seat stretching motor lead screw 15 through a coupler. The screw rod 15 of the seat telescopic motor and the thread structure on the seat telescopic guide groove 20 form a screw rod nut structure; one end of the seat stretching motor optical axis 16 and the unthreaded hole structure on the seat stretching guide groove 20 form a guide structure, the other end of the seat stretching motor optical axis 16 is fixedly connected with the motor shaft of the back motor 10 to form a moving pair together, and the horizontal distance between the seat stretching device 19 and the seat stretching guide groove 20 can be adjusted through the rotation of the seat stretching motor 12. The back motor 10 is fixedly connected with the back frame 21 through a bolt, and the angle of the back frame 21 and the seat telescopic device 19 is directly controlled by driving the rotation of the back motor 10.
The support structure includes: a back support 2, a first hip support, a second hip support, a leg support 5, a strap 6, a left armrest 7, a right armrest 8, and a headrest 9. The support structure is a part of the multifunctional self-help wheelchair which is directly contacted with a person, and the leg support is fixedly connected with the leg frame 22 through a bolt structure and used for supporting the shank part of the human body. The second hip support is bolted to the seat expansion channel 20 for supporting the thigh section of the person. The first hip support is fixedly connected with the rotating shaft part of the seat telescopic device 19 through a bolt and is used for supporting the hip of a human body. The first hip support and the second hip support are designed to be in a grid staggered structure, and interference is avoided when the first hip support and the second hip support move horizontally. The back support 2 is fixedly connected with the back frame 21 through bolts and is used for supporting the back of a human body. The headrest 9 is connected with the back support 2 through a hinge and is used for supporting the head of a human body, and the angle can be adjusted according to the specific situation of a user. The left handrail 7 and the right handrail 8 are respectively fixed on the left side and the right side of the back support 2 through hinge joints for supporting arms of a human body, and the swinging controller is installed on the left handrail 7 and the right handrail 8. The left armrest 7 and the right armrest 8 can also be adjusted in angle and position according to the specific situation of the user. Three straps 6 are respectively arranged on the back support 2, the second hip support and the leg support 5 and used for fixing the human body on the wheelchair, so that the danger of a user in the using process is avoided.
The practical use condition of the multifunctional self-help wheelchair is as follows:
1) normal wheelchair mode:
as shown in fig. 1, the back support 2 is arranged at 90 ° to the first hip support, the first hip support is arranged parallel to the second hip support at the maximum distance from the second hip support, and the second hip support is arranged at 90 ° to the leg support 5. The headrest 9 is unfolded, the left armrest 7 and the right armrest 8 are arranged at 90 degrees with the back support 2, and the positions of the left armrest 7 and the right armrest can be adjusted by a user according to the self condition. At the moment, the back motor 10, the waist motor 11, the seat telescopic motor 12 and the integral lifting motor 13 are kept in a stationary state, the back motor 10 is self-locked by using a brake, and the waist motor 11, the seat telescopic motor 12 and the integral lifting motor 13 are self-locked by using a waist motor lead screw 14, a seat telescopic motor lead screw 15 and an integral lifting motor lead screw 17. The whole structure is similar to the structure of a common electric wheelchair, and can be used as a tool for riding instead of walk for the old or the disabled with inconvenient actions.
2) Auxiliary standing mode:
as shown in fig. 3 and 4, in this case, the second hip support and the leg support 5 are disposed at 10 °, the first hip support and the second hip support are disposed at 10 ° with the maximum distance therebetween, and the back support 2 and the first hip support are disposed at 160 °. The headrest 9 is unfolded, the left armrest 7 and the right armrest 8 are configured at an angle of 100 degrees with the back support 2, and the positions of the left armrest 7 and the right armrest can be adjusted by a user according to the self condition. At the moment, the back motor 10, the waist motor 11, the seat telescopic motor 12 and the integral lifting motor 13 are kept in a stationary state, the back motor 10 is self-locked by using a brake, and the waist motor 11, the seat telescopic motor 12 and the integral lifting motor 13 are self-locked by using a waist motor lead screw 14, a seat telescopic motor lead screw 15 and an integral lifting motor lead screw 17. Fig. 2 shows a transformation process of the multifunctional self-help wheelchair from a normal wheelchair mode to a standing-assisting mode: in the deformation process, the waist, the thigh and the shank of a human body are respectively fixed on the back support 2, the second hip support and the leg support 5 through the binding bands, the seat stretching motor 12 is self-locked to ensure that the relative distance between the first hip support and the second hip support is unchanged, and the wheelchair is deformed through adjusting the back motor 10, the waist motor 11 and the integral lifting motor 13.
3) The auxiliary bed-entering function:
as shown in fig. 6, the second hip support is now disposed at 90 ° to the leg support 5, the first hip support and the second hip support are parallel with the minimum distance therebetween, and the back support 2 is disposed at 270 ° to the first hip support. The headrest 9 is folded, and the left armrest 7 and the right armrest 8 are arranged in parallel with the back support 2. At the moment, the back motor 10, the waist motor 11, the seat telescopic motor 12 and the integral lifting motor 13 are kept in a stationary state, the back motor 10 is self-locked by using a brake, and the waist motor 11, the seat telescopic motor 12 and the integral lifting motor 13 are self-locked by using a waist motor lead screw 14, a seat telescopic motor lead screw 15 and an integral lifting motor lead screw 17. Fig. 5 shows a transformation process of the multifunctional self-help wheelchair from a normal wheelchair mode to an auxiliary getting-on-bed mode: the person is by initial condition, with headrest 9, left handrail 7 and right handrail 8 draw in, through back motor 10 with back support 2 down turn over to the seat below, the flexible motor of seat rotates this moment, supports the distance between first buttock and the second buttock and dwindles, because first buttock supports and the design of second buttock support adoption cross grid structure, can not produce the interference when reducing its surface contact area. Meanwhile, the whole wheelchair moves to the bedside, the obstruction between the user and the bed disappears at the moment, and the buttocks of the user lean against the bed. The user can transfer the upper limb strength to the bed.
The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the protection scope of the present invention is defined by the claims. Various modifications and equivalents of the invention can be made by those skilled in the art within the spirit and scope of the invention, and such modifications and equivalents should also be considered as falling within the scope of the invention.
Claims (2)
1. A multifunctional self-help wheelchair is characterized in that the multifunctional self-help wheelchair is formed by combining a frame structure, a deformation driving structure and a supporting structure; wherein, frame construction includes: the double-row wheel set, the seat telescopic device, the seat telescopic guide groove, the back frame and the leg frame; the double-row wheel sets are fixedly connected with the leg frame in a welding mode, and the leg frame is connected with the seat telescopic guide groove through a hinge; the seat telescoping device is provided with two connecting pieces and a rotating shaft part, the connecting pieces are provided with a first connecting part and a second connecting part, the first connecting part and the second connecting part are hinged with each other, the first connecting parts of the two connecting pieces are respectively connected with the rotating shaft part, the rotating shaft part can rotate around the axis of the rotating shaft part, slide blocks connected with two ends of the rotating shaft part are respectively arranged in the two seat telescoping guide grooves, and the seat telescoping device can slide along the direction of the seat telescoping guide grooves through the slide blocks; the second connecting parts of the two connecting pieces of the seat telescopic device are respectively connected with the back frame through hinges;
the deformation driving structure comprises a back motor, a waist motor lead screw, a seat telescopic motor lead screw, a seat telescopic motor optical axis, an integral lifting motor and an integral lifting motor U-shaped nut block; the integral lifting motor is connected with the leg frame through a hinge, the U-shaped nut block of the integral lifting motor is connected with the seat telescopic guide groove through a hinge, the integral lifting motor is fixedly connected with the integral lifting motor lead screw through a coupler, a screw pair is formed between the integral lifting motor lead screw and the U-shaped nut block of the integral lifting motor, a planar four-bar mechanism is formed among the leg frame, the integral lifting motor lead screw, the U-shaped nut block of the integral lifting motor and the seat telescopic guide groove at the moment, the degree of freedom of the mechanism is 1 at the moment, the relative angle between the leg frame and the seat telescopic guide groove can be adjusted by driving the integral lifting motor to rotate, and the integral height of the wheelchair seat; a motor shaft of the back motor is fixedly connected with second connecting parts of two connecting pieces of the seat telescopic device through bolts, the waist motor is connected with the back motor through a hinge, the waist motor is fixedly connected with a waist motor lead screw through a coupler, the waist motor lead screw and a threaded hole on the seat telescopic motor form a screw pair, and the angle between the seat telescopic device and the seat telescopic guide groove can be controlled by driving the rotation of the waist motor; the seat telescopic motor is fixedly connected with a seat telescopic motor lead screw through a coupler, and the seat telescopic motor lead screw and a thread structure on a seat telescopic guide groove form a lead screw nut structure; one end of the optical axis of the seat telescopic motor and the unthreaded hole structure on the seat telescopic guide groove form a guide structure, the other end of the optical axis of the seat telescopic motor is fixedly connected with the motor shaft of the back motor to form a moving pair together, and the horizontal distance between the seat telescopic device and the seat telescopic guide groove can be adjusted through the rotation of the seat telescopic motor; the back motor is fixedly connected with the back frame through a bolt, and the angle between the back frame and the seat telescopic device is directly controlled by driving the back motor to rotate;
the support structure includes: a back support, a first hip support, a second hip support, a leg support; the leg support is fixedly connected with the leg frame through a bolt structure, the second hip support is fixedly connected with the seat telescopic guide groove through a bolt, the first hip support is fixedly connected with the rotating shaft portion of the seat telescopic device through a bolt, and the back support is fixedly connected with the back frame through a bolt.
2. The multi-functional self-service wheelchair of claim 1 wherein the support structure further comprises: 3 binding bands, a left armrest, a right armrest and a headrest; the headrest is connected with the back support through a hinge, the left handrail and the right handrail are respectively connected and fixed on the left side and the right side of the back support through a hinge and are used for supporting double arms of a human body, and the 3 binding bands are respectively positioned on the back support, the second hip support and the leg support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621069989.2U CN206642011U (en) | 2016-09-21 | 2016-09-21 | A kind of Multifunctional self-help wheelchair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621069989.2U CN206642011U (en) | 2016-09-21 | 2016-09-21 | A kind of Multifunctional self-help wheelchair |
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| Publication Number | Publication Date |
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| CN206642011U true CN206642011U (en) | 2017-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201621069989.2U Active CN206642011U (en) | 2016-09-21 | 2016-09-21 | A kind of Multifunctional self-help wheelchair |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107693239A (en) * | 2017-11-20 | 2018-02-16 | 祥峰秀珠健康科技(苏州)有限公司 | Adjusting bracket |
| CN108013987A (en) * | 2018-01-17 | 2018-05-11 | 烟台大学 | A kind of medical treatment assisted care machine |
| CN110812021A (en) * | 2019-11-15 | 2020-02-21 | 三峡大学 | Walking aid vehicle convenient for sitting and walking and using method |
-
2016
- 2016-09-21 CN CN201621069989.2U patent/CN206642011U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107693239A (en) * | 2017-11-20 | 2018-02-16 | 祥峰秀珠健康科技(苏州)有限公司 | Adjusting bracket |
| CN108013987A (en) * | 2018-01-17 | 2018-05-11 | 烟台大学 | A kind of medical treatment assisted care machine |
| CN108013987B (en) * | 2018-01-17 | 2023-10-03 | 烟台大学 | Medical auxiliary nursing machine |
| CN110812021A (en) * | 2019-11-15 | 2020-02-21 | 三峡大学 | Walking aid vehicle convenient for sitting and walking and using method |
| CN110812021B (en) * | 2019-11-15 | 2021-06-04 | 三峡大学 | Walking aid vehicle convenient for sitting and walking and using method |
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Effective date of registration: 20181121 Address after: 066000 South of Xinkai Street and West of Zhengmingshan Road, Changli Industrial Park, Qinhuangdao City, Hebei Province Patentee after: Hebei sailing Technology Co., Ltd. Address before: 102102 Beijing Badaling Economic Development Zone, Yanqing County, the first floor of No. 10 Building, No. 8 Courtyard, Fenggu No. 4 Road (Zhongguancun Yanqing Garden) Patentee before: Beijing titanium industry and Trade Co., Ltd. |
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