CN208710422U - Medical orthopedic walk helper - Google Patents
Medical orthopedic walk helper Download PDFInfo
- Publication number
- CN208710422U CN208710422U CN201721192867.7U CN201721192867U CN208710422U CN 208710422 U CN208710422 U CN 208710422U CN 201721192867 U CN201721192867 U CN 201721192867U CN 208710422 U CN208710422 U CN 208710422U
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- brake
- walk helper
- electromagnet
- pedestal
- controller
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Abstract
The utility model relates to medical instruments fields, specifically Medical orthopedic walk helper, security performance is high, especially suitable for orthopaedics patient, including auxiliary body, drive module, brake module and control module, the auxiliary body includes a pair of of handle, bracket and pedestal；Drive module includes driving wheel, transmission shaft, bearing (ball) cover, bearing block, shaft coupling, retarder support, retarder and motor, and brake module includes electromagnet, electromagnet support, brake axle and the brake block for being used to support electromagnet；Control module includes control button and controller, and control button is electrically connected the controller, and controller is electrically connected with the motor and electromagnet.The utility model is matched with electric brake system, improve the security performance of walk helper, particularly, it is also devised with ultrasonic detector and human body proximity sensor, be able to detect that attachment obstacle and reminds around user that there are obstacles, when there is unexpected situation, such as people falls down, power brake braking is automatically closed in walk helper, prevents from causing harm to the human body, and security performance is high.
Description
Technical field
The utility model relates to medical instruments fields, more particularly to Medical orthopedic walk helper.
Background technique
Walk helper, can exactly allow support by instrument, make the legs and feet such as patient old man of legs and feet inconvenience not flexible very
It can take care of oneself, can be trotted out as normal person to the people for losing walking ability.For the patient of some leg injuries, warp
It crosses after bone surgery, it is difficult to voluntarily walk, in order to facilitate patient to walk as early as possible, it is often necessary to by walk helper.
A kind of walk helper, belongs to medical rehabilitation instrument field disclosed in Patent No. CN202715018U.It is solved
The deficiency that the walking device structure in the prior art of having determined is simple, has a single function, mainly includes pedestal, passes through company above the pedestal
Bar first is hinged with support frame, and bottom is equipped with wheel, and rear is equipped with bucket pad and chamber pot；The connecting rod first passes through by fastening on pedestal
They sup-port is fixed；Wheel in front of the pedestal is universal wheel, and the wheel at rear is directional wheel；The bucket pad passes through connecting rod
Second is supported on pedestal, and the chamber pot is movably arranged on the lower section of bucket pad, and the bucket pad is equipped with Cover Gasket；In front of the pedestal
Crossbeam is equipped between connecting rod first, support frame, which is equipped with, sits band, and described to sit the rear that support frame is fixed on one end, the other end passes through
Link is mounted on crossbeam；Support frame as described above is hinged on connecting rod first upper end, and tension spring is equipped between front and crossbeam.The walk helper
During actually using ground, need to walk by people itself, while during its walking, using the form of wheel
Although reducing frictional force, the speed of travel is improved, is the absence of braking system, it is easy to brake in time in emergency situations
User is damaged.
Utility model content
The utility model provides Medical orthopedic walk helper to solve the problems, such as that the above-mentioned prior art is worked as.
To achieve the above object, the utility model uses following technical scheme:
Medical orthopedic walk helper, including auxiliary body, drive module, brake module and control module, the auxiliary body
Including a pair of of handle, bracket and pedestal, the both ends of the bracket are set to the pair of symmetric handles, the bracket with it is described
Pedestal is fixedly connected；The drive module include driving wheel, transmission shaft, bearing (ball) cover, bearing block, shaft coupling, retarder support,
Retarder and motor, one end of the driving wheel connection transmission shaft, the other end of transmission shaft connect retarder, institute by shaft coupling
It states retarder to be connected to the motor, the transmission shaft outer ring is cased with bearing (ball) cover set and the fixed transmission shaft for axially position
The bearing block of outer ring, the retarder support support to fix by the retarder, and the driving wheel is arranged below the pedestal,
The brake module includes electromagnet, electromagnet support, brake axle and the brake block for being used to support electromagnet, the electromagnet
One end of the brake axle is connected, the other end of the brake axle connects brake block, and the brake block is arranged in the driving wheel
Side；The control module includes control button and controller, and the control button is electrically connected the controller, the controller with
The motor and electromagnet are electrically connected, and the control button includes for controlling the start and stop key of motor opening and closing, for controlling electricity
Brake key, direction controlling key and the speed regulation key of magnet opening and closing.
In above structure, a pair of of handle is divided into left and right handle, is respectively used to right-hand man's support of patient；Walk helper walking
When, power is provided by motor, driving wheel is driven to be rotated, so that entire walk helper is walked on bottom surface；Need to brake system
When dynamic, in order to facilitate orthopaedics patient use, the utility model devises a kind of DYN dynamic brake, mainly passes through and presses brake
Che Jian, electromagnet are powered, are got to brake block on driving wheel by brake axle, and driving wheel stops turning under the action of frictional force
It is dynamic, brake is completed, so that walk helper stop motion, whole operation are simply effortless；Walk helper uses intelligent control, specifically
, it controls starting stopping, speed regulation, left and right turn, forward-reverse and braking of walk helper etc. respectively by key, passes through control
Device, which carries out speed regulation steering to drive module, can use PWM alignment circuit.PWM is the numeral output using microprocessor come to mould
A kind of very effective technology that quasi- circuit is controlled has the features such as stability is high, good reliability.
Further, cavity is equipped in the pedestal, the motor, retarder are fixed in the cavity, the transmission
Axis is fixed in the cavity by bearing block.
Further, the driving wheel is set as two, is arranged in the front below the pedestal, below the pedestal
There are two universal wheels for rear portion fixed installation.Walk helper uses four-wheel differential steering mechanism, and two front-wheels are driving wheel, two rear-wheels
For driven wheel, the volume of walk helper can reduce in this way, it is easy to carry.
Further, the bracket includes connecting column and connection frame, and described connecting column one end is fixedly connected with the pedestal, separately
One end is fixedly connected with connection frame, and the connection frame is semicircle, and the both ends of the connection frame are arranged in a pair of of symmetric handles.
Further, the control button is arranged in around a pair of of handle.Be conducive to control of the user to walk helper.
Further, it is provided with ultrasonic detector immediately ahead of the pedestal, the ultrasonic detector is electrically connected the control
Device processed, the controller are electrically connected combined aural and visual alarm, and the combined aural and visual alarm setting is on the bracket.The work of ultrasonic detector
As principle emitted using ultrasonic wave, tested distance is measured by the time difference after the reflection of testee, echo reception, is
A kind of non-contacting measurement device.Ultrasonic detector can detecte that whether there are obstacles to front, if there is barrier
It is then alarmed by combined aural and visual alarm, reminds user front that there are barriers, hidden in time.
Further, human body proximity sensor is installed, the human body proximity sensor is electrically connected the control on the bracket
Device processed, when human body proximity sensor detects people not on walk helper, control electromagnet obtains electric and motor and closes, so that walk help
Device stop motion.Human body proximity sensor is based on Doppler technology principle, incudes day using microwave special microprocessor, plane
Line, import component, not only detection sensitivity degree is high, and investigative range is wide, and very reliable, the typically no wrong report that works, energy
Steady operation within the temperature range of -15~+60 degree.When exciting machine when walking, pass through human body proximity sensor judgement use
Whether person is on walk helper, if user is not on walk helper, it is possible to be to fall down or occur other fortuitous events, at this time
The closing of electric and motor is obtained by controlling electromagnet, so that walk helper stop motion.
Further, the pedestal upper end is fixedly installed with seat.
Beneficial effect is: the utility model is used for mainly in the patient of the leg inconvenience after bone surgery
Their step exercises usually, the physical condition based on everyone is different, the speed of this walk helper be it is adjustable, usually exist
Between 0.5m/s~1.0m/s；It is also matched with electric brake system simultaneously, the security performance of walk helper is improved, particularly, also sets
In respect of ultrasonic detector and human body proximity sensor, it is able to detect that attachment obstacle and reminds around user there are obstacle,
When there is unexpected situation, such as people falls down, and power brake braking is automatically closed in walk helper, prevents from causing harm to the human body, safety
Performance is high.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described.In all the appended drawings, similar
Element or part are generally identified by similar appended drawing reference.In attached drawing, each element or part might not be according to actual ratios
It draws.
Fig. 1 is the main view of the utility model Medical orthopedic walk helper；
Fig. 2 is the left view of the utility model Medical orthopedic walk helper；
Fig. 3 is the drive module schematic diagram of the utility model Medical orthopedic walk helper；
Fig. 4 is the brake module schematic diagram of the utility model Medical orthopedic walk helper；
Appended drawing reference
Wherein 1 is handle, and 2 be bracket, and 3 be pedestal, and 4 be driving wheel, and 5 be control button, and 6 be human body proximity sensor, 7
It is transmission shaft for ultrasonic detector, 8,9 be bearing (ball) cover, and 10 be bearing block, and 11 be shaft coupling, and 12 support for retarder, 13
For retarder, 14 be motor, and 15 be calf pneumatic massage air bag, and 16 be electromagnet, and 17 be brake axle, and 18 be brake block, 19
For combined aural and visual alarm.
Specific embodiment
The utility model is further described below with reference to embodiment.
Medical orthopedic walk helper as Figure 1-Figure 4, including auxiliary body, drive module, brake module and control mould
Block, the auxiliary body include that a pair of of handle 1, bracket 2 and pedestal 3, the pair of handle 1 are symmetrically disposed in the bracket 2
Both ends, the bracket 2 is fixedly connected with the pedestal 3；The drive module includes driving wheel 4, transmission shaft 8, bearing (ball) cover
9, bearing block 10, shaft coupling 11, retarder support 12, retarder 13 and motor 14, the driving wheel 4 connect the one of transmission shaft 8
The other end at end, transmission shaft 8 connects retarder 13 by shaft coupling 11, and the retarder 13 is connected with motor 14, the transmission
8 outer ring of axis is cased with the bearing (ball) cover 9 for axially position and the bearing block 10 of the fixed transmission shaft outer ring, the retarder 13
It is fixed by 12 support of retarder support, the driving wheel 4 is arranged below the pedestal 3, and the brake module includes electricity
Magnet 16, electromagnet support 15, brake axle 17 and the brake block 18 for being used to support electromagnet 16, the electromagnet 16 connect
One end of the brake axle 17, the other end of the brake axle 17 connect brake block 18, and the brake block 18 is arranged in the drive
4 side of driving wheel；The control module includes control button 5 and controller, and the control button 5 is electrically connected the controller, described
Controller is electrically connected with the motor 14 and electromagnet 16, and the control button 5 includes the start and stop for controlling motor opening and closing
Key, the brake key for controlling electromagnet opening and closing, direction controlling key and speed regulation key.
In above structure, a pair of of handle is divided into left and right handle 1, is respectively used to right-hand man's support of patient；Walk helper walking
When, power is provided by motor 14, driving wheel 4 is driven to be rotated, so that entire walk helper is walked on bottom surface；It needs to stop
When vehicle is braked, in order to facilitate orthopaedics patient use, the utility model devises a kind of DYN dynamic brake, mainly passes through and presses
Lower brake key, electromagnet 16 are powered, are got to brake block 18 on driving wheel 4 by brake axle 17, driving wheel 4 is in frictional force
It stops operating under effect, brake is completed, so that walk helper stop motion, whole operation are simply effortless；Walk helper uses
Intelligent control, specifically, controlling starting stopping, speed regulation, left and right turn, forward-reverse and the system of walk helper respectively by key
It moves, PWM alignment circuit can be used by carrying out speed regulation steering to drive module by controller.PWM utilizes microprocessor
Numeral output has the features such as stability is high, good reliability come a kind of very effective technology controlled analog circuit.
Walk helper can be according to actual selection it needs to be determined that the power of motor, whole walk helper can be using mobile power sources such as batteries
It is powered.
Further, cavity is equipped in the pedestal 3, the motor 14, retarder 13 are fixed in the cavity, described
Transmission shaft 8 is fixed in the cavity by bearing block.By drive module setting in the cavity of pedestal 3, while pedestal can be with
It selects some acoustic materials to manufacture, reduce noise and can be improved service life.
Further, the driving wheel 4 is set as two, and the front below the pedestal, the pedestal lower section is arranged in
Rear portion be fixedly mounted there are two universal wheel.Walk helper uses four-wheel differential steering mechanism, and two front-wheels are driving wheel, after two
Wheel is driven wheel, can reduce the volume of walk helper in this way, easy to carry.
Further, as shown in Figure 1, the bracket 2 includes connecting column 22 and connection frame 21, described 22 one end of connecting column is solid
Surely the pedestal 3 is connected, the other end is fixedly connected with connection frame 21, and the connection frame 21 is semicircle, and a pair of of handle 1 is symmetrical
The both ends of the connection frame 21 are arranged in ground.Controller can be fixedly installed in connection frame, and controller connects electricity by electric wire
Machine and electromagnet control it, and electric wire can be set prevents electric wire to be exposed to outer be damaged in connecting column 22.
Further, the control button 5 is arranged in around a pair of of handle.Be conducive to control of the user to walk helper
System.
Further, as shown in Fig. 2, being provided with ultrasonic detector 7 immediately ahead of the pedestal 3, the ultrasonic listening
Device 7 is electrically connected the controller, and the controller is electrically connected combined aural and visual alarm 19, and the combined aural and visual alarm 19 is arranged in the bracket 2
On.The working principle of ultrasonic detector 7 be using ultrasonic wave emit, by after the reflection of testee, echo reception when
Difference measures tested distance, is a kind of non-contacting measurement device.Ultrasonic detector 7, which can detecte to front, whether there is
Barrier then passes through combined aural and visual alarm 19 if there is barrier and alarms, and reminds user front that there are barriers, in time
Hidden.
Further, as shown in Figure 1, being equipped with human body proximity sensor 6 on the bracket 2, the man body approaching sensing
Device 6 is electrically connected the controller, when human body proximity sensor 6 detects people not on walk helper, control electromagnet 16 it is electric and
Motor is closed, so that walk helper stop motion.Human body proximity sensor is based on Doppler technology principle, using the dedicated micro- place of microwave
Device, plane induction antenna, import component are managed, not only detection sensitivity degree is high, and investigative range is wide, and work very may be used
Lean on, typically no wrong report, can -15~+60 degree within the temperature range of steady operation.When exciting machine when walking, pass through human body
Proximity sensor judges user whether on walk helper, if user is not on walk helper, it is possible to be to fall down or send out
Other raw fortuitous events obtain the closing of electric and motor by controlling electromagnet at this time, so that walk helper stop motion.
Further, 3 upper end of pedestal is fixedly installed with seat.Seat can be fixed by bolts in pedestal upper end,
Convenient for user's rest.
Through the foregoing embodiment, it can be deduced that: the utility model is mainly in the leg inconvenience after bone surgery
Patient, for their step exercises usually, the physical condition based on everyone is different, and the speed of this walk helper is adjustable
, usually between 0.5m/s~1.0m/s；It is also matched with electric brake system simultaneously, improves the security performance of walk helper, it is special
Not, it is also devised with ultrasonic detector and human body proximity sensor, is able to detect that attachment obstacle and reminded around user
There are obstacles, and when there is unexpected situation, such as people falls down, and power brake braking is automatically closed in walk helper, prevent from causing human body
Injury, security performance are high.
Although the foregoing describe specific embodiment of the present utility model, it will be appreciated by those of skill in the art that
These are merely examples, and the protection scope of the utility model is defined by the appended claims.Those skilled in the art
Member can make numerous variations or be repaired to these embodiments under the premise of without departing substantially from the principles of the present invention and essence
Change, but these change and modification each fall within the protection scope of the utility model.
Claims (8)
1. Medical orthopedic walk helper, including auxiliary body, drive module, brake module and control module, it is characterised in that: described
Auxiliary body includes a pair of of handle, bracket and pedestal, and the both ends of the bracket, the branch is arranged in the pair of symmetric handles
Frame is fixedly connected with the base；The drive module includes driving wheel, transmission shaft, bearing (ball) cover, bearing block, shaft coupling, subtracts
Fast device support, retarder and motor, one end of the driving wheel connection transmission shaft, the other end of transmission shaft are connected by shaft coupling
Retarder, the retarder are connected to the motor, and the transmission shaft outer ring is cased with the bearing (ball) cover set for axially position and fixes
The bearing block of the transmission shaft outer ring, the retarder support support to fix by the retarder, and the driving wheel is arranged in institute
It states below pedestal, the brake module includes electromagnet, electromagnet support, brake axle and the brake for being used to support electromagnet
Piece, the electromagnet connect one end of the brake axle, and the other end of the brake axle connects brake block, the brake block setting
In the driving wheel side；The control module includes control button and controller, and the control button is electrically connected the controller,
The controller is electrically connected with the motor and electromagnet, and the control button includes the start and stop for controlling motor opening and closing
Key, the brake key for controlling electromagnet opening and closing, direction controlling key and speed regulation key.
2. Medical orthopedic walk helper according to claim 1, it is characterised in that: be equipped with cavity, the electricity in the pedestal
Machine, retarder are fixed in the cavity, and the transmission shaft is fixed in the cavity by bearing block.
3. Medical orthopedic walk helper according to claim 1, it is characterised in that: the driving wheel is set as two, setting
Front below the pedestal, the rear portion below the pedestal are fixedly mounted that there are two universal wheels.
4. Medical orthopedic walk helper according to claim 1, it is characterised in that: the bracket includes connecting column and connection
Frame, described connecting column one end are fixedly connected with the pedestal, and the other end is fixedly connected with connection frame, and the connection frame is semicircle,
The both ends of the connection frame are set to a pair of of symmetric handles.
5. Medical orthopedic walk helper according to claim 1, it is characterised in that: the control button is arranged in a pair of of handle
Around.
6. Medical orthopedic walk helper according to claim 1, it is characterised in that: be provided with ultrasonic wave immediately ahead of the pedestal
Detector, the ultrasonic detector are electrically connected the controller, and the controller is electrically connected combined aural and visual alarm, the combined aural and visual alarm
Setting is on the bracket.
7. Medical orthopedic walk helper according to claim 1, it is characterised in that: be equipped with human body on the bracket close to biography
Sensor, the human body proximity sensor are electrically connected the controller, when human body proximity sensor detects people not on walk helper,
Control electromagnet obtains electric and motor and closes, so that walk helper stop motion.
8. described in any item Medical orthopedic walk helpers according to claim 1~7, it is characterised in that: the pedestal upper end is fixed
Seat is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721192867.7U CN208710422U (en) | 2017-09-18 | 2017-09-18 | Medical orthopedic walk helper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721192867.7U CN208710422U (en) | 2017-09-18 | 2017-09-18 | Medical orthopedic walk helper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208710422U true CN208710422U (en) | 2019-04-09 |
Family
ID=65967704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721192867.7U Expired - Fee Related CN208710422U (en) | 2017-09-18 | 2017-09-18 | Medical orthopedic walk helper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208710422U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109830086A (en) * | 2019-04-16 | 2019-05-31 | 河北工业大学 | A kind of SCM Based the elderly falls down detection system under walking states |
| CN112336537A (en) * | 2020-10-29 | 2021-02-09 | 曼纽科健康产业(广州)有限公司 | Wheelchair walking-aid dual-purpose apparatus |
-
2017
- 2017-09-18 CN CN201721192867.7U patent/CN208710422U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109830086A (en) * | 2019-04-16 | 2019-05-31 | 河北工业大学 | A kind of SCM Based the elderly falls down detection system under walking states |
| CN112336537A (en) * | 2020-10-29 | 2021-02-09 | 曼纽科健康产业(广州)有限公司 | Wheelchair walking-aid dual-purpose apparatus |
| CN112336537B (en) * | 2020-10-29 | 2023-02-24 | 曼纽科健康产业(广州)有限公司 | Wheelchair walking-aid dual-purpose apparatus |
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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: 20190409 Termination date: 20190918 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |