CN207462312U - A kind of wounded leg auxiliary walking device - Google Patents
A kind of wounded leg auxiliary walking device Download PDFInfo
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- CN207462312U CN207462312U CN201720373813.4U CN201720373813U CN207462312U CN 207462312 U CN207462312 U CN 207462312U CN 201720373813 U CN201720373813 U CN 201720373813U CN 207462312 U CN207462312 U CN 207462312U
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- rotating bar
- vertical rod
- bar
- binding ribbon
- outer vertical
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Abstract
The utility model discloses a kind of wounded leg auxiliary walking devices, belong to field of medical auxiliary equipment.Technical problems to be solved cannot meet wounded leg patient for existing apparatus and restore the use of different phase whole process.Its structure includes Extensible upright rod, bending armed lever and binding ribbon, Extensible upright rod includes outer vertical rod, interior upright bar and fastener, outer vertical rod is hollow tubular structures, interior upright bar is telescopic to be socketed in outer vertical rod, fastener is arranged between outer vertical rod and interior upright bar, and outer vertical rod is connected with interior upright bar by fastener;It is bent armed lever and includes fixed link, rotating bar and shaft, the top of rotating bar is spindle rotationally arranged in the bottom end of fixed link by shaft;Binding ribbon includes thigh binding ribbon and shank binding ribbon, and outer vertical rod and fixed link are disposed in parallel on thigh binding ribbon, and shank binding ribbon is arranged in rotating bar.The utility model can meet wounded leg patient and be used in different restoration processes whole process.
Description
Technical field
The utility model is related to a kind of field of medical auxiliary equipment, specifically a kind of wounded leg auxiliary walking device.
Background technology
In the daily life of people, do not pay attention to the accidents such as sprain the ankle, fracture, ligament injury tear will occur for the moment,
Once people leg will result in handicapped injured, and great trouble is brought to people’s lives, study and work.In leg
Convalescence after wound, either sufferers themselves or doctor are all eager to be restored to the ordinary person's state of walking freely before wounded leg.But
As the saying goes " 100 days injured in the sinews or bones ", once leg injury, generally requires the rest and recovery of long period, people encounter
Wounded leg is serious generally to rest in bed, and the condition of the injury can generally select to walk by wheelchair or crutch after alleviating.
Long-term laid up is unfavorable for the recovery of wounded leg, and very maximum probability causes ligament to restore the defect such as deformity;Make for a long time
The weak and feeble of gluteus, upper arm musculus quadriceps and gastrocnemius can be caused to make suffering limb support force insufficient with wheelchair;Excessively use crutch patient
Suffering limb muscular strength it is insufficient, it is strong suffer from unbalance, anchylosis, muscle contracture are destroyed muscle group balance, in some instances it may even be possible to be caused
There is wrong gait, influence all one's life.
The Chinese patent of Patent No. CN201420071519.4 disclosed in 23 days July in 2014 proposes that a kind of walking is auxiliary
Device is helped, discloses following technical solution:Including thigh strut shank strut, foot support wall, thigh support wall, knee auxiliary
Wall and shank supplementary wall, form entire stent;The thigh support wall is fixed at the top of thigh strut, when in use its
Top edge fits with buttocks and thigh root muscle;The knee supplementary wall is fixed at the lower part of thigh strut;It is described
Shank supplementary wall is fixed at the top of shank strut;The thigh support wall, knee supplementary wall and shank supplementary wall are arc
Shape side;The thigh support wall is extended to by big leg outer side below buttocks and on the inside of thigh root;The thigh support wall, knee
The both ends of portion's supplementary wall and shank supplementary wall are respectively arranged with thigh fixed belt, knee fixes band and small leg restraint webbing, for inciting somebody to action
Thigh support wall, knee supplementary wall and shank supplementary wall are fixed on leg;The thigh strut and shank strut, also shank branch
Bar and foot support wall are attached by the rotation connection structure with both direction rotary freedom, thigh branch when making walking
It can be relatively rotated along the longitudinal direction between bar, shank strut and foot support wall.Although the patent of the displosure is to a certain degree
On solve the problems, such as the wounded leg later stage auxiliary walking, but be not suitable for wounded leg patient whole process science restore, especially do not apply to
The auxiliary walking that wounded leg is seriously newly suffered from.
Therefore how to provide what a kind of recovery that can meet wounded leg patient's different phase used, contribute to the wounded's scientific system
Recovery wounded leg auxiliary walking device be at present it is in the urgent need to address the problem of.
Invention content
The technical assignment of the utility model is for above deficiency, provides a kind of wounded leg auxiliary walking device, solves existing
Device cannot meet wounded leg patient and restore the problem of different phase whole process uses.
Technical solution is used by the utility model solves its technical problem:
A kind of wounded leg auxiliary walking device, including Extensible upright rod, bending armed lever and binding ribbon, Extensible upright rod includes outer vertical
Bar, interior upright bar and fastener, outer vertical rod are hollow tubular structures, and interior upright bar is telescopic to be socketed in outer vertical rod, and fastener is set
It puts between outer vertical rod and interior upright bar, outer vertical rod is connected with interior upright bar by fastener;It is bent armed lever and includes fixed link, rotating bar
And shaft, the top of rotating bar are spindle rotationally arranged in the bottom end of fixed link by shaft;Binding ribbon includes thigh binding and pricks
Band and shank binding ribbon, outer vertical rod and fixed link are disposed in parallel on thigh binding ribbon, and shank binding ribbon, which is arranged on, to be turned
In lever.
Wherein, restore early period in wounded leg patient, interior upright bar is stretched out outside outer vertical rod, and Extensible upright rod supports patient's row as crutch
It walks, bending armed lever support patient hinders leg bending, avoids hindering leg stress;Restore mid-term and later stage in wounded leg patient, it can be by interior upright bar
In retraction outer vertical rod, bending armed lever support patient hinders leg and stretches, and patient is assisted to hinder leg walking.
Further, fastener is fastening screw, and the lower end of outer vertical rod offers fastening thread hole, and fastening screw passes through
Fastening thread hole is simultaneously stretched into outer vertical rod, and fastening screw, which can fix interior upright bar and outer vertical rod with fastening thread hole cooperation, to be connected
It connects.After unscrewing fastening screw, by interior upright bar retraction or outer vertical rod is stretched out, adjusts the length of Extensible upright rod, the length of Extensible upright rod
After adjusting, fastening screw is tightened, then interior upright bar is fixedly connected with outer vertical rod.
Further, the bottom end of interior upright bar is coated with antiskid rubber.The setting of antiskid rubber increases interior upright bar and ground
Frictional force, wounded leg patient is avoided to slide into.
Further, rotating bar includes outer rotating bar and interior rotating bar, and outer rotating bar is hollow tubular structures, outer rotation
The top of bar is spindle rotationally arranged in the bottom end of fixed link by shaft, and the lower end of outer rotating bar offers adjusting threaded hole,
It adjusts in threaded hole and is equipped with adjusting screw, interior rotating bar is telescopic to be socketed in outer rotating bar, adjusts threaded hole and adjusting
Interior rotating bar can be fixedly connected by screw cooperation with outer rotating bar.The adjustable in length of above-mentioned rotating bar, so as to according to trouble
The leg length of person is adjusted, and meets the needs of different patients.
Further, the bottom end of interior rotating bar is coated with antiskid rubber.The setting of antiskid rubber increase interior rotating bar and
The frictional force on ground prevents wounded leg patient from sliding into.
Further, shank binding ribbon at least two, the shank binding ribbon are from top to bottom arranged on outer rotating bar
On, and every shank binding ribbon is in cross setting with outer rotating bar.
Further, thigh binding ribbon at least two, the thigh binding ribbon be from top to bottom arranged on outer vertical rod and
In vertical bar, and every thigh binding ribbon is in respectively cross setting with outer vertical rod and vertical bar.
Further, the length of thigh binding ribbon and shank binding ribbon is all higher than the length of corresponding calf circumference
The both ends of 10~20cm, thigh binding ribbon and shank binding ribbon are both provided with bonder.
Further, the bonder is strength velcro or adjustable junction button.
Compared to the prior art a kind of wounded leg auxiliary walking device of the utility model, has the advantages that:
1st, restore early period in wounded leg patient, leg bending is hindered in bending armed lever support, avoids hindering leg stress, Extensible upright rod, which is in, stretches
Long status plays crutch supporting role, restores mid-term and later stage in wounded leg patient, bending armed lever supporting leg is hindered patient and stretched, auxiliary
Help and hinder leg Walking, Extensible upright rod be in elongation state auxiliary hinder leg walking or Extensible upright rod be in compressive state, thus
It whole auxiliary patient can walk in wounded leg patient's recovery process, the science of patient is promoted to restore;
2nd, the adjustable in length of Extensible upright rod and rotating bar can meet the needs of different patients, while convenient for storage, section
Save space;
3rd, the bottom of interior upright bar and interior rotating bar is coated with antiskid rubber, increase Extensible upright rod and bending armed lever with
The frictional force on ground can prevent from slipping in wounded leg patient's walking process;
4th, outer vertical rod and interior upright bar are fastenedly connected by fastening screw in Extensible upright rod, are adjusted by adjusting fastening screw
The length of Extensible upright rod, it is easy to use;
5th, rotating bar China and foreign countries rotating bar and interior rotating bar are fastenedly connected by adjusting screw, adjustable by adjusting fastening screw
The length of rotating bar is saved, it is easy to use.
Description of the drawings
The utility model is further illustrated below in conjunction with the accompanying drawings.
Attached drawing 1 is a kind of structure diagram of 1 wounded leg auxiliary walking device of embodiment;
Attached drawing 2 is the A internally structure diagrams of C portion in attached drawing 1;
Attached drawing 3 is the A internally structure diagrams of part B in attached drawing 1;
Attached drawing 4 is the use structure diagram of thigh binding ribbon in a kind of 1 wounded leg auxiliary walking device of embodiment;
Structure diagram when attached drawing 5 is extended for Extensible upright rod after a kind of 1 wounded leg auxiliary walking device of embodiment wearing;
Structure diagram when attached drawing 6 is compressed for Extensible upright rod after a kind of 1 wounded leg auxiliary walking device of embodiment wearing;
Attached drawing 7 is a kind of structure diagram of 2 wounded leg auxiliary walking device of embodiment;
Structure diagram when attached drawing 8 is compressed for Extensible upright rod after a kind of 2 wounded leg auxiliary walking device of embodiment wearing;
In figure, 1, outer vertical rod, 2, fastening screw, 3, interior upright bar, 4, antiskid rubber I, 5, antiskid rubber II, 6, rotating bar,
7th, shank binding ribbon, 8, shaft, 9, thigh binding ribbon, 10, fixed link, 11, U-shaped socket, 12, orbital groove, 13, convex
Side, 14, bonder, 15, interior rotating bar, 16, adjusting screw, 17, outer rotating bar.
Specific embodiment
The utility model is described in further detail in the following with reference to the drawings and specific embodiments.
In the utility model in the case where not making reverse phase explanation, the noun of locality such as " front, rear, left and right " used refers to
Front, rear, left and right shown in refer to the attached drawing 1, " inside and outside " refer to inside and outside component profile in itself.
Embodiment 1:
As shown in attached drawing 1- attached drawings 6, a kind of wounded leg auxiliary walking device of the utility model, including Extensible upright rod, bending
Armed lever and binding ribbon, Extensible upright rod include outer vertical rod 1, interior upright bar 3 and fastener, and outer vertical rod 1 is hollow tubular structures, interior vertical
Bar 3 is telescopic to be socketed in outer vertical rod 1, and fastener is arranged between outer vertical rod 1 and interior upright bar 3, outer vertical rod 1 and interior upright bar 3
It is connected by fastener;It is bent armed lever and includes fixed link 10, rotating bar 6 and shaft 8, the top of rotating bar 6 can be turned by shaft 8
The dynamic bottom end for being arranged on fixed link 10;Binding ribbon includes thigh binding ribbon 9 and shank binding ribbon 7, outer vertical rod 1 and solid
Fixed pole 10 is disposed in parallel on thigh binding ribbon 9, and shank binding ribbon 7 is arranged in rotating bar 6.
Wherein, outer vertical rod 1 and interior upright bar 3 are the rectangular tubular structure in cross section, and the lower end of outer vertical rod 1 offers
Fastening thread hole, fastener are fastening screw 2, and fastening screw 2 passes through fastening thread hole and stretches into outer vertical rod 1, by turning
Fastening screw 2 adjusts the length of the Extensible upright rod, and after the length adjustment of Extensible upright rod, tightening fastening screw 2 can will be outer
Upright bar 1 is fixedly connected with interior upright bar 3.In practical applications, the tubulose of outer vertical rod 1 and interior upright bar 3 or circular in cross-section
Structure.
It is slided in outer vertical rod 1 for ease of interior upright bar 3, and prevents interior upright bar 3 from shaking, it can be in the inside of outer vertical rod 1
Face setting is located relatively at the both sides of outer vertical rod 1 with fastening thread hole, and inside along its axially extending chimb 13, the chimb 13
The lateral surface of upright bar 3 is opened up along its axially extending orbital groove 12, and chimb 13 and orbital groove 12 correspond to, and chimb 13 can be inserted into
It can slide up and down in orbital groove 12 and in orbital groove 12, after certain distance in outer vertical rod 1 is stretched into interior upright bar 3, tighten
Fastening screw 2.
The bottom surface of fixed link 10 offers the U-shaped socket 11 that Open Side Down, and U-shaped socket 11 runs through the left side of fixed link 10
And right side, the top of rotating bar 6 offer the axis hole passed through for shaft 8, shaft 8 runs through axis hole, and the top of rotating bar 6 is inserted into
In U-shaped socket 11, and the both ends of shaft 8 are relatively fixed in the both sides socket walls of U-shaped socket 11, so as to which 6 shaft 8 of rotating bar can
It is rotatably connected with fixed link 10.In the present embodiment, the socket walls of U-shaped socket 11 are run through at the both ends of shaft 8, and in shaft 8
It is respectively protruding block positioned at the both ends in U-shaped 11 outside of socket, protruding block is limiting shaft 8 in U-shaped socket 11, anti-rotation stop
Axis 8 slides from U-shaped socket 11 and axis hole.
Outer vertical rod 1 and fixed link 10 are vertically set up in parallel.Thigh binding ribbon 9 totally two, a thigh binding ribbon 9 are horizontal
To the upper end for being fixed on outer vertical rod 1 and fixed link 10, another thigh binding ribbon 9 is secured transverse to outer vertical rod 1 and fixes
The lower end of bar 10, and outer vertical rod 1 and fixed link 10 are each attached to the stage casing of thigh binding ribbon 9, outer vertical rod 1 and every thigh
Binding ribbon 9 and fixed link 10 and every thigh binding ribbon 9 are in cross setting.Shank binding ribbon 7 totally two, one
Shank binding ribbon 7 is secured transverse to the upper end of rotating bar 6, and another shank binding ribbon 7 is fixed on the lower end of rotating bar 6
Portion, every shank binding ribbon 7 are in cross setting with rotating bar 6.In practical applications, thigh binding ribbon and shank bundle
The item number of binding strap can be configured according to patient demand.
Thigh binding ribbon 9 is fixed on thigh for that will be bent armed lever and Extensible upright rod, and shank binding ribbon 7 is used for will
Rotating bar 6 is fixed on shank.For ease of the Extensible upright rod and bending armed lever and hinder leg fastening, the length of thigh binding ribbon 9
More than the length 15cm that thigh calf circumference is enclosed, the length of shank binding ribbon 7 is more than the length 15cm that shank calf circumference is enclosed.Actually should
In, the length of thigh binding ribbon and shank binding ribbon can be configured according to patient demand.
Meanwhile it for ease of binding, is set respectively at the both ends of thigh binding ribbon 9 and the both ends of shank binding ribbon 7
There is a bonder 14, in embodiment, bonder 14 is strength velcro.In practical applications, bonder 14 also can be selected
Adjustable junction button.
Antiskid rubber I 4 is coated in the bottom end of interior upright bar 3, antiskid rubber I 4 increases rubbing between interior upright bar 3 and ground
Power is wiped, antiskid rubber II 5 is coated in the bottom end of rotating bar 6, antiskid rubber II 5 increases rubbing between rotating bar 6 and ground
Power is wiped, so as to prevent slipping in wounded leg patient's walking process.
A kind of application method of wounded leg auxiliary walking device of the utility model is:By thigh binding ribbon 9 by fixed link
10 and outer vertical rod 1 be fixed on thigh, rotating bar 6 is fixed on shank by shank binding ribbon 7;
Restore early period in wounded leg patient, Extensible upright rod is in elongation state, as crutch support patient's walking, rotation rotation
Bar 6, forms angle between rotating bar 6 and fixed link 10, bending armed lever support hinders leg bending, avoids hindering leg stress;
Restore mid-term and later stage in wounded leg patient, rotate rotating bar 6, rotating bar 6 and fixed link 10 are vertical coaxial, bend arm
Bar support is hindered leg and is stretched, and simultaneous retractable upright bar is in elongation state, and flexible armed lever and Extensible upright rod assist wounded leg patient's row simultaneously
It walks, as shown in Figure 5;
Or restore mid-term and later stage in wounded leg patient, rotating bar 6 is rotated, rotating bar 6 and fixed link 10 are vertical coaxial, curved
Crank arm support is hindered leg and is stretched, and simultaneous retractable upright bar is in compressive state, such as attached only by bending armed lever auxiliary wounded leg patient's walking
Shown in Fig. 6.
When the leg of wounded leg patient is longer, the leg for being shorter in length than wounded leg patient of flexible armed lever is long, the flexible armed lever that stretches
Ground is not readily accessible to, in wounded leg patient when hindering leg and needing Auxiliary support, Extensible upright rod should be at elongation state, to auxiliary
Wounded leg patient is helped to walk.
Embodiment 2:
As shown in attached drawing 7 and attached drawing 8, the present embodiment is being further improved on the basis of embodiment 1, the present embodiment and reality
Apply being distinguished as example 1:Rotating bar 6 includes outer rotating bar 17 and interior rotating bar 15, and outer rotating bar 17 is hollow tubular structures, outer to turn
The top of lever 17 offers axis hole, and shaft 8 is rotatably threaded through in axis hole, and U-shaped socket is inserted on the top of outer rotating bar 17
In 11, and the both ends of shaft 8 are relatively fixed in the both sides socket walls of U-shaped socket 11;The lower end of outer rotating bar 17 offers
Threaded hole is adjusted, adjusts in threaded hole and is equipped with adjusting screw 16, interior rotating bar 15 is telescopic to be socketed in outer rotating bar 17,
It is adjusted the length of rotating bar by turning adjusting screw 16, after the length adjustment of rotating bar 6, tightening adjusting screw 16 will
Outer rotating bar 17 is fixedly connected with interior rotating bar 15.
It is slided in outer rotating bar 17 for ease of interior rotating bar 15, and prevents interior rotating bar 15 from shaking, can turned outside
Along its axially extending chimb, the chimb is located relatively at outer rotating bar 17 with adjusting threaded hole for the medial surface setting of lever 17
Both sides, and opened up in the lateral surface of interior rotating bar 15 along its axially extending orbital groove, chimb and orbital groove correspond to, chimb
It can be inserted into orbital groove and can be slided up and down in orbital groove, when interior rotating bar 15 stretches into certain distance in outer rotating bar 17
Afterwards, adjusting screw 16 is tightened.
A kind of application method of wounded leg auxiliary walking device of the utility model is:By thigh binding ribbon 9 by fixed link
10 and outer vertical rod 1 be fixed on thigh, rotating bar is fixed on shank by shank binding ribbon 7;
Restore early period in wounded leg patient, Extensible upright rod is in elongation state, and the length of Extensible upright rod is with wounded leg patient's
Leg length is adapted, using as crutch support patient's walking, rotation rotating bar 6 forms angle between rotating bar 6 and fixed link 10,
Leg bending is hindered in bending armed lever support, avoids hindering leg stress;
Restore mid-term and later stage in wounded leg patient, rotate rotating bar 6, rotating bar 6 and fixed link 10 are vertical coaxial, bend arm
Bar support is hindered leg and is stretched, and rotating bar 6 and Extensible upright rod are in elongation state, and the length of rotating bar 6 and Extensible upright rod
Length and the leg length of wounded leg patient are adapted, and Extensible upright rod and bending armed lever assist wounded leg patient to walk simultaneously;
Or restore mid-term and later stage in wounded leg patient, rotating bar 6 is rotated, rotating bar 6 and fixed link 10 are vertical coaxial, curved
Crank arm support is hindered leg and is stretched, while rotating bar 6 is in elongation state, Extensible upright rod is in compressive state, the length of rotating bar 6
It is adapted, only walks by bending armed lever auxiliary wounded leg patient, as shown in Figure 8 with the leg length of wounded leg patient.
The those skilled in the art can readily realize the utility model with the above specific embodiments,.But
It is it should be appreciated that the utility model is not limited to above-mentioned specific embodiment.On the basis of the disclosed embodiments, it is described
Those skilled in the art can arbitrarily combine different technical characteristics, so as to fulfill different technical solutions.
It is the known technology of those skilled in the art in addition to the technical characteristic described in specification.
Claims (9)
1. a kind of wounded leg auxiliary walking device, it is characterised in that including Extensible upright rod, bending armed lever and binding ribbon, Extensible upright rod
Including outer vertical rod, interior upright bar and fastener, outer vertical rod is hollow tubular structures, and interior upright bar is telescopic to be socketed in outer vertical rod,
Fastener is arranged between outer vertical rod and interior upright bar, and outer vertical rod is connected with interior upright bar by fastener;
It is bent armed lever and includes fixed link, rotating bar and shaft, the top of rotating bar is spindle rotationally arranged in fixed link by shaft
Bottom end;
Binding ribbon includes thigh binding ribbon and shank binding ribbon, and outer vertical rod and fixed link are disposed in parallel in thigh binding and prick
It takes, shank binding ribbon is arranged in rotating bar.
2. a kind of wounded leg auxiliary walking device according to claim 1, it is characterised in that fastener is fastening screw, outer vertical
The lower end of bar offers fastening thread hole, and fastening screw passes through fastening thread hole and stretches into outer vertical rod, fastening screw with it is tight
Gu interior upright bar can be fixedly connected by threaded hole cooperation with outer vertical rod.
3. a kind of wounded leg auxiliary walking device according to claim 1 or 2, it is characterised in that the bottom end of interior upright bar is coated with
Antiskid rubber.
4. a kind of wounded leg auxiliary walking device according to claim 1, it is characterised in that rotating bar include outer rotating bar and
Interior rotating bar, outer rotating bar are hollow tubular structures, and the top of outer rotating bar is spindle rotationally arranged in fixed link by shaft
Bottom end, the lower end of outer rotating bar offer adjusting threaded hole, adjust in threaded hole and be equipped with adjusting screw, interior rotating bar can stretch
Contracting is socketed in outer rotating bar, and adjusting threaded hole and adjusting screw cooperation can fix interior rotating bar and outer rotating bar and connect
It connects.
5. a kind of wounded leg auxiliary walking device according to claim 1 or 4, it is characterised in that the bottom end of rotating bar is coated with
Antiskid rubber.
6. a kind of wounded leg auxiliary walking device according to claim 4, it is characterised in that shank binding ribbon at least two,
The shank binding ribbon is from top to bottom arranged in outer rotating bar, and every shank binding ribbon is in cross with outer rotating bar
Type is set.
7. a kind of wounded leg auxiliary walking device according to claim 1, it is characterised in that thigh binding ribbon at least two,
The thigh binding ribbon is from top to bottom arranged in outer vertical rod and vertical bar, and every thigh binding ribbon respectively with outer vertical rod
It is in cross setting with vertical bar.
8. a kind of wounded leg auxiliary walking device according to claim 1, it is characterised in that thigh binding ribbon and shank
The length of binding ribbon is all higher than 10~20cm of length of corresponding calf circumference, thigh binding ribbon and shank binding ribbon
Both ends be both provided with bonder.
9. a kind of wounded leg auxiliary walking device according to claim 8, it is characterised in that the bonder is strength evil spirit
Art is pasted or adjustable junction button.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201720373813.4U CN207462312U (en) | 2017-04-11 | 2017-04-11 | A kind of wounded leg auxiliary walking device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201720373813.4U CN207462312U (en) | 2017-04-11 | 2017-04-11 | A kind of wounded leg auxiliary walking device |
Publications (1)
Publication Number | Publication Date |
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CN207462312U true CN207462312U (en) | 2018-06-08 |
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CN201720373813.4U Expired - Fee Related CN207462312U (en) | 2017-04-11 | 2017-04-11 | A kind of wounded leg auxiliary walking device |
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CN (1) | CN207462312U (en) |
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2017
- 2017-04-11 CN CN201720373813.4U patent/CN207462312U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180608 Termination date: 20190411 |