CN206415138U - A kind of chemistry teaching liquid reactions quantifying feed equipment - Google Patents
A kind of chemistry teaching liquid reactions quantifying feed equipment Download PDFInfo
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- CN206415138U CN206415138U CN201621389668.0U CN201621389668U CN206415138U CN 206415138 U CN206415138 U CN 206415138U CN 201621389668 U CN201621389668 U CN 201621389668U CN 206415138 U CN206415138 U CN 206415138U
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Abstract
The utility model is related to a kind of chemistry teaching instrument, more particularly to a kind of chemistry teaching liquid reactions quantifying feed equipment.The technical problems to be solved in the utility model is to provide a kind of movement and easy to operate, and the chemistry teaching liquid reactions quantifying feed equipment of certain distance can be kept when adding chemical reactant.In order to solve the above-mentioned technical problem, the utility model provides such a chemistry teaching liquid reactions quantifying feed equipment, includes placement plate, universal wheel, rack, installing plate, screw rod, wing nut, top plate, weighing funnel, graduated scale, pull bar, baffle plate etc.；Place rotary type on the downside of plate and be connected with universal wheel, place plate crown center and be provided with standing groove, place and rack is placed with plate, rack is located at standing groove both sides.The utility model devises a kind of chemistry teaching liquid reactions quantifying feed equipment, can easily be moved by the way that the thing required for chemistry is uniformly placed on placement plate, and places plate.
Description
Technical field
The utility model is related to a kind of chemistry teaching instrument, more particularly to a kind of chemistry teaching liquid reactions quantifying feed
Equipment.
Background technology
Chemical education can make student skillfully grasp the rudimentary knowledge, basic theories and basic skills of chemistry education major,
And application of the chemical knowledge in teaching, research and production is grasped comprehensively.Turn into outstanding teaching backbone, chemistry teaching research for it
Personnel, educational management personnel and it is engaged in the industries such as quality inspection, epidemic prevention, chemical industry, pharmacy, hospital, environmental protection and is engaged in and the related duty of chemistry
Industry is laid a good foundation.
At present during to chemical education, often to be chemically reacted, but be due to the east that chemical reaction needs
It is western more, teacher movement and transfer chemical reaction apparatus it is very inconvenient, will be spent on this each chemical experimental courses just made compared with
The long time prepares apparatus, have impact on the efficiency of attending class of Chemistry Courses, and expect not because chemicals reaction may be produced
The reaction result arrived, thus add chemicals when suitably maintain a certain distance it is extremely important.
Therefore research and development are needed badly a kind of mobile and easy to operate, the chemistry of certain distance can be kept when adding chemical reactant
Teaching liquid reactions overcome the shortcoming for moving inconvenience in the prior art with quantifying feed equipment.
Utility model content
（1）The technical problem to be solved
The utility model moves the shortcoming of inconvenience in order to overcome in the prior art, and technology to be solved in the utility model is asked
Topic is to provide a kind of movement and easy to operate, and the chemistry teaching liquid reactions of certain distance can be kept when adding chemical reactant
Use quantifying feed equipment.
（2）Technical scheme
In order to solve the above-mentioned technical problem, the utility model provides such a chemistry teaching liquid reactions and added with quantitative
Expect equipment, include placement plate, universal wheel, rack, installing plate, screw rod, wing nut, top plate, weighing funnel, graduated scale,
Pull bar, baffle plate, the first spring and discharge bucket, place rotary type on the downside of plate and are connected with universal wheel, placement plate crown center, which is provided with, to be put
Groove is put, places and rack is placed with plate, rack, which is located on the outside of standing groove both sides, rack, is symmetrically installed with installing plate, pacifies
Fill plate to be arranged on by way of welding on placement plate, be provided with the downside of rack on the first screwed hole, installing plate and be provided with the second spiral shell
Pit, the second screwed hole and the first screwed hole are located in same horizontal line, and screw thread is passed through in the first screwed hole and the second screwed hole
The mode of connection is connected with screw rod, and screw rod and the first screwed hole and the second screwed hole coordinate the screwed hole of precession first and the second screw thread
In hole, screw rod is reached on the inside of rack by the first screwed hole and second screwed hole one end, and the screw rod other end is reached outside installing plate
Side, the mode that one end of screw rod on the outside of installing plate is bolted is connected with wing nut, and rack upper end passes through
The mode of welding, which is provided with top plate, top plate, is provided with weighing funnel, is provided with the outside of weighing funnel on the upside of graduated scale, rack
It is provided with first through hole, first through hole and is placed with pull bar, one end on the inside of pull bar is provided with baffle plate, baffle plate is located at weighing funnel
The first spring is connected with the outside of underface, pull bar, the first spring other end is arranged on the outside of rack by way of welding, the
One spring housing is symmetrically installed with discharge bucket on pull bar between rack.
Preferably, also include and second is provided with by way of welding on second spring and rubber slab, standing groove inwall
Spring, the second spring other end is provided with rubber slab.
Preferably, also include regulating box, slide rail, sliding block, rack, pole, bearing block, bull stick, gear, rotating disk and insert
It is provided with the middle part of bar, rack in regulating box, regulating box and is provided with cavity, on the inwall of the regulating box left and right sides by way of welding
It is provided with slide rail, slide rail and sliding block is installed, rack is installed between sliding block by way of welding, rack upper end passes through welding
Mode pole is installed, regulating box upper end is provided with the second through hole, and pole upper end is stretched out on regulating box, pole by the second through hole
Hold by way of welding and the top of rack is connected, bearing is installed by way of welding on inwall on the right side of regulating box
Seat, bearing seat is below slide rail, and the bearing in bearing block is connected with bull stick, regulating box left side wall by way of interference is connected
On be provided with third through-hole, bull stick is stretched out by third through-hole to be connected with regulating box left, bull stick by way of interference is connected
Gear, wheel and rack engagement, bull stick left end is provided with rotating disk by way of welding, and rotating disk lower end is provided with fourth hole, adjusts
Slot is provided with the left of section case, fourth hole and slot in the same horizontal line, inserted link are placed with slot and fourth hole.
Preferably, the material of block is the glass of corrosion-and high-temp-resistant.
Preferably, the material of discharge bucket is the glass of corrosion-and high-temp-resistant.
Operation principle：When user needs to carry out chemical education, beaker can be placed in standing groove by user, then make to put
Put plate and required direction is moved to by universal wheel, then rotate the wing nut of both sides, make the screwed hole of screw rod precession first and the
Two screwed holes, make rack and installing plate be fixed together, and the liquid for needing to be reacted then is respectively put into weighing funnel
In, after the quality of liquid needed for weighing, by pull bar, layback goes out outward, by the first spring of original state while pull bar is pulled
Stretching, pull bar pulls baffle plate, and baffle plate pulls the lower section for making baffle plate depart from weighing funnel, made under the liquid flow in weighing funnel, flows
Enter in discharge bucket, flowed out from discharge bucket toward in beaker, liquid will enter in beaker, when the liquid flow in weighing funnel is complete
Afterwards, releasing lever, the first spring will set back from extended state, baffle plate is come back to below weighing funnel, pass through rotation
Screw, in that context it may be convenient to remove rack, thus can timely be cleaned to the thing on rack.
Because also including second spring and rubber slab, the second bullet is installed by way of welding on standing groove inwall
Spring, the second spring other end is provided with rubber slab, and when beaker is put into standing groove, beaker will extrude block rubber, so that rubber
Blob of viscose extrusion spring, so makes beaker bottom have more preferable stability.
Because also including regulating box, slide rail, sliding block, rack, pole, bearing block, bull stick, gear, rotating disk and inserted link, put
Put to be provided with regulating box, regulating box in the middle part of frame and be provided with cavity, installed on the inwall of the regulating box left and right sides by way of welding
Have to be provided between sliding block, sliding block on slide rail, slide rail and rack is installed by way of welding, the side that rack upper end passes through welding
Formula is provided with pole, and regulating box upper end is provided with the second through hole, and regulating box is stretched out in pole upper end by the second through hole, and pole upper end leads to
The mode for crossing welding installs rack, is provided with bearing block on the right side of regulating box on inwall by way of welding, bearing seat in
Below slide rail, the bearing in bearing block, which is connected with by way of interference is connected on bull stick, regulating box left side wall, is provided with threeway
Hole, bull stick is stretched out by third through-hole is connected with gear on regulating box left, bull stick, wheel and rack engagement, bull stick left end leads to
The mode for crossing welding is provided with rotating disk, and rotating disk lower end is provided with the left of fourth hole, regulating box and is provided with slot, fourth hole and slot
In the same horizontal line, inserted link is placed with slot and fourth hole, when the beaker for being placed on standing groove is highly higher or lower
When, user can rotate rotating disk, and rotating disk rotation driven gear is rotated, pinion rotation drive the rack that is engaged with by sliding block and
Slide rail is moved up or down, so that pole drives upper ends frame to move up or down, so as to adjust top rack
Height.
Because the material of block is the glass of corrosion-and high-temp-resistant, block can so stopped in weighing funnel
During liquid, the liquid that will not be weighed in funnel is damaged and corroded.
Because the material of discharge bucket is the glass of corrosion-and high-temp-resistant, the liquid that will not be so weighed in funnel is damaged
Bad and corrosion.
（3）Beneficial effect
The utility model devises a kind of chemistry teaching liquid reactions quantifying feed equipment, by by required for chemistry
Thing is uniformly placed on placement plate, and is placed plate and can easily be moved, so mobile chemistry apparatus when it is very convenient, can
To save the time, efficiency of teaching is improved, and user of service has a certain distance when being fed at discharging, so
The safety of operating personnel can be ensured, the practicality of the equipment is so improved.
Brief description of the drawings
Fig. 1 is the first main structure diagram of the present utility model.
Fig. 2 is second of main structure diagram of the present utility model.
Fig. 3 is the main structure diagram of the utility model regulating box.
Mark in accompanying drawing for：1- places plate, 2- universal wheels, 3- standing grooves, 4- racks, 5- installing plates, the spiral shells of 6- first
Pit, the screwed holes of 7- second, 8- screw rods, 9- wing nuts, 10- top plates, 11- weighing funnels, 12- graduated scales, 13- first leads to
Hole, 14- pull bars, 15- baffle plates, the springs of 16- first, 17- discharge buckets, 31- second springs, 32- rubber slabs, 41- regulating boxs, 42-
Cavity, 43- slide rails, 44- sliding blocks, 45- racks, 46- poles, the through holes of 47- second, 48- bearing blocks, 49- bull sticks, 410- gears,
411- third through-holes, 412- rotating disks, 413- slots, 414- fourth holes, 415- inserted links.
Embodiment
The utility model is further described with reference to the accompanying drawings and examples.
Embodiment 1
A kind of chemistry teaching liquid reactions quantifying feed equipment, as Figure 1-3, include placement plate 1, universal wheel 2,
Rack 4, installing plate 5, screw rod 8, wing nut 9, top plate 10, weighing funnel 11, graduated scale 12, pull bar 14, baffle plate 15, first
Spring 16 and discharge bucket 17, place the downside rotary type of plate 1 and are connected with universal wheel 2, place the crown center of plate 1 and are provided with standing groove 3, put
Put and rack 4 is placed with plate 1, rack 4 is located at the both sides of standing groove 3, the outside of rack 4 is symmetrically installed with installing plate 5, installed
Plate 5 is arranged on by way of welding and placed on plate 1, and the downside of rack 4, which is provided with the first screwed hole 6, installing plate 5, is provided with second
Screwed hole 7, the second screwed hole 7 and the first screwed hole 6 are located in same horizontal line, lead in the first screwed hole 6 and the second screwed hole 7
The mode for crossing threaded connection is connected with screw rod 8, and the screwed hole 6 of screw rod 8 and first and the second screwed hole 7 coordinate the screwed hole of precession first
6 and second in screwed hole 7, and screw rod 8 reaches the inner side of rack 4 by the first screwed hole 6 and the one end of the second screwed hole 7, and screw rod 8 is another
One end reaches the outside of installing plate 5, and the mode that one end that screw rod 8 is located at the outside of installing plate 5 is bolted is connected with butterfly
Nut 9, the upper end of rack 4 is provided with top plate 10, top plate 10 by way of welding and is provided with weighing funnel 11, weighing funnel
11 outsides are provided with graduated scale 12, and the upside of rack 4, which is provided with first through hole 13, first through hole 13, is placed with pull bar 14, pull bar
One end of 14 inner sides is provided with baffle plate 15, and baffle plate 15 is located at the underface of weighing funnel 11, and the outside of pull bar 14 is connected with the first bullet
Spring 16, the other end of the first spring 16 is arranged on the outside of rack 4 by way of welding, and the first spring 16 is enclosed on pull bar 14,
Discharge bucket 17 is symmetrically installed between rack 4.
Also include and second bullet is installed by way of welding on second spring 31 and rubber slab 32, the inwall of standing groove 3
Spring 31, the other end of second spring 31 is provided with rubber slab 32.
Also include regulating box 41, slide rail 43, sliding block 44, rack 45, pole 46, bearing block 48, bull stick 49, gear 410,
Rotating disk 412 and inserted link 415, the middle part of rack 4, which is provided with regulating box 41, regulating box 41, is provided with cavity 42, regulating box 41 or so
It is provided with the inwall of both sides by way of welding on slide rail 43, slide rail 43 and sliding block 44 is installed, passes through welding between sliding block 44
Mode rack 45 is installed, the upper end of rack 45 is provided with pole 46 by way of welding, and the upper end of regulating box 41 is provided with second
Through hole 47, the upper end of pole 46 by the second through hole 47 stretch out regulating box 41, the upper end of pole 46 by way of welding with rack 4
Top connection, bearing block 48 is installed by way of welding, bearing block 48 is located at slide rail 43 on the right side inwall of regulating box 41
Bearing in lower section, bearing block 48 is connected with bull stick 49, the left side wall of regulating box 41 by way of interference is connected and is provided with the 3rd
Through hole 411, bull stick 49 is stretched out by third through-hole 411 to be connected on the left of regulating box 41, bull stick 49 by way of interference is connected
There is gear 410, gear 410 is engaged with rack 45, the left end of bull stick 49 is provided with by way of welding under rotating disk 412, rotating disk 412
End is provided with fourth hole 414, and the left side of regulating box 41 is provided with slot 413, fourth hole 414 and slot 413 in the same horizontal line,
Inserted link 415 is placed with slot 413 and fourth hole 414.
The material of block is the glass of corrosion-and high-temp-resistant.
The material of discharge bucket 17 is the glass of corrosion-and high-temp-resistant.
Operation principle：When user needs to carry out chemical education, beaker can be placed in standing groove 3 by user, then be made
Place plate 1 and required direction is moved to by universal wheel 2, then rotate the wing nut 9 of both sides, make the first screw thread of precession of screw rod 8
The screwed hole 7 of hole 6 and second, makes rack 4 and installing plate 5 be fixed together, and then puts the liquid for needing to be reacted respectively
Enter in weighing funnel 11, after the quality of liquid needed for weighing, by pull bar 14, layback goes out outward, will just while pull bar 14 is pulled
First spring 16 of beginning state is stretched, and pull bar 14 pulls baffle plate 15, and baffle plate 15, which is pulled, makes baffle plate 15 depart under weighing funnel 11
Side, makes under the liquid flow in weighing funnel 11, flows into discharge bucket 17, is flowed out from discharge bucket 17 toward in beaker, liquid general
Into in beaker, after the liquid flow in weighing funnel 11 is complete, releasing lever 14, the first spring 16 will recover former from extended state
Position, makes baffle plate 15 come back to the lower section of weighing funnel 11, passes through rotary screw, in that context it may be convenient to remove rack 4, thus may be used
Timely to be cleaned to the thing on rack 4.
Because also including second spring 31 and rubber slab 32, is provided with the inwall of standing groove 3 by way of welding
Two springs 31, the other end of second spring 31 is provided with rubber slab 32, and when beaker is put into standing groove 3, beaker will extrude rubber
Block, so that block rubber extrusion spring, so makes beaker bottom have more preferable stability.
Because also including regulating box 41, slide rail 43, sliding block 44, rack 45, pole 46, bearing block 48, bull stick 49, gear
410th, rotating disk 412 and inserted link 415, the middle part of rack 4, which is provided with regulating box 41, regulating box 41, is provided with cavity 42, regulating box 41
It is provided with the inwall of the left and right sides by way of welding on slide rail 43, slide rail 43 and sliding block 44 is installed, is passed through between sliding block 44
The mode of welding is provided with rack 45, and the upper end of rack 45 is provided with pole 46 by way of welding, and the upper end of regulating box 41 is provided with
Regulating box 41 is stretched out in second through hole 47, the upper end of pole 46 by the second through hole 47, and the upper end of pole 46 is installed by way of welding
Bearing block 48 is installed by way of welding, bearing block 48 is located under slide rail 43 on rack 4, the right side inwall of regulating box 41
Bearing in side, bearing block 48, which is connected with by way of interference is connected on bull stick 49, the left side wall of regulating box 41, is provided with threeway
Hole 411, bull stick 49 is stretched out on the left of regulating box 41, bull stick 49 by third through-hole 411 is connected with gear 410, gear 410 and tooth
Bar 45 is engaged, and the left end of bull stick 49 is provided with rotating disk 412 by way of welding, and the lower end of rotating disk 412 is provided with fourth hole 414, is adjusted
Section case 41 left side is provided with slot 413, fourth hole 414 and slot 413 in the same horizontal line, slot 413 and fourth hole 414
Inserted link 415 is inside placed with, when the beaker for being placed on standing groove 3 is highly higher or lower, user can rotate rotating disk 412, turned
The rotation driven gear 410 of disk 412 is rotated, gear 410 rotate drive the rack 45 that is engaged with by sliding block 44 and slide rail 43 to
Go up or move down, so that pole 46 drives upper ends frame 4 to move up or down, so as to adjust top rack 4
Highly.
Because the material of block is the glass of corrosion-and high-temp-resistant, block can so stopped in weighing funnel 11
Liquid when, the liquid that will not be weighed in funnel 11 is damaged and corroded.
Because the material of discharge bucket 17 is the glass of corrosion-and high-temp-resistant, the liquid in funnel 11 will not be so weighed
Damage and corrode.
Embodiment described above only expresses preferred embodiment of the present utility model, and it describes more specific and detailed,
But therefore it can not be interpreted as the limitation to the utility model the scope of the claims.It should be pointed out that for the common of this area
For technical staff, without departing from the inventive concept of the premise, some deformations can also be made, improves and substitutes, these are all
Belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (5)
1. a kind of chemistry teaching liquid reactions quantifying feed equipment, it is characterised in that include placement plate（1）, universal wheel
（2）, rack（4）, installing plate（5）, screw rod（8）, wing nut（9）, top plate（10）, weighing funnel（11）, graduated scale（12）、
Pull bar（14）, baffle plate（15）, the first spring（16）And discharge bucket（17）, place plate（1）Downside rotary type is connected with universal wheel
（2）, place plate（1）Crown center is provided with standing groove（3）, place plate（1）On be placed with rack（4）, rack（4）Positioned at putting
Put groove（3）Both sides, rack（4）Outside is symmetrically installed with installing plate（5）, installing plate（5）It is arranged on and is put by way of welding
Put plate（1）On, rack（4）Downside is provided with the first screwed hole（6）, installing plate（5）On be provided with the second screwed hole（7）, the second spiral shell
Pit（7）With the first screwed hole（6）In same horizontal line, the first screwed hole（6）With the second screwed hole（7）It is interior to pass through screw thread
The mode of connection is connected with screw rod（8）, screw rod（8）With the first screwed hole（6）With the second screwed hole（7）Coordinate the screw thread of precession first
Hole（6）With the second screwed hole（7）It is interior, screw rod（8）Pass through the first screwed hole（6）With the second screwed hole（7）One end reaches rack
（4）Inner side, screw rod（8）The other end reaches installing plate（5）Outside, screw rod（8）Positioned at installing plate（5）That one end in outside passes through spiral shell
Tether the mode connect and be connected with wing nut（9）, rack（4）Upper end is provided with top plate by way of welding（10）, top plate
（10）On weighing funnel is installed（11）, weighing funnel（11）Outside is provided with graduated scale（12）, rack（4）Upside is provided with
One through hole（13）, first through hole（13）Inside it is placed with pull bar（14）, pull bar（14）One end of inner side is provided with baffle plate（15）, baffle plate
（15）Positioned at weighing funnel（11）Underface, pull bar（14）Outside is connected with the first spring（16）, the first spring（16）It is another
End is arranged on rack by way of welding（4）Outside, the first spring（16）It is enclosed on pull bar（14）On, rack（4）Between
It is symmetrically installed with discharge bucket（17）.
2. a kind of chemistry teaching liquid reactions quantifying feed equipment according to claim 1, it is characterised in that also include
There is second spring（31）And rubber slab（32）, standing groove（3）Second spring is installed on inwall by way of welding（31）, the
Two springs（31）The other end is provided with rubber slab（32）.
3. a kind of chemistry teaching liquid reactions quantifying feed equipment according to claim 2, it is characterised in that also include
There is regulating box（41）, slide rail（43）, sliding block（44）, rack（45）, pole（46）, bearing block（48）, bull stick（49）, gear
（410）, rotating disk（412）And inserted link（415）, rack（4）Middle part is provided with regulating box（41）, regulating box（41）Inside it is provided with cavity
（42）, regulating box（41）Slide rail is installed by way of welding on the inwall of the left and right sides（43）, slide rail（43）On cunning is installed
Block（44）, sliding block（44）Between rack is installed by way of welding（45）, rack（45）Pacified by way of welding upper end
Equipped with pole（46）, regulating box（41）Upper end is provided with the second through hole（47）, pole（46）Upper end passes through the second through hole（47）Stretch out
Regulating box（41）, pole（46）Upper end is by way of welding and rack（4）Top connection, regulating box（41）Right side inwall
On bearing block is installed by way of welding（48）, bearing block（48）Positioned at slide rail（43）Lower section, bearing block（48）Interior axle
Hold and be connected with bull stick by way of interference is connected（49）, regulating box（41）Third through-hole is provided with left side wall（411）, bull stick
（49）Pass through third through-hole（411）Stretch out regulating box（41）Left, bull stick（49）On connect with teeth by way of interference is connected
Wheel（410）, gear（410）With rack（45）Engagement, bull stick（49）Left end is provided with rotating disk by way of welding（412）, turn
Disk（412）Lower end is provided with fourth hole（414）, regulating box（41）Left side is provided with slot（413）, fourth hole（414）And slot
（413）In the same horizontal line, slot（413）And fourth hole（414）Inside it is placed with inserted link（415）.
4. a kind of chemistry teaching liquid reactions quantifying feed equipment according to claim 3, it is characterised in that block
Material is the glass of corrosion-and high-temp-resistant.
5. a kind of chemistry teaching liquid reactions quantifying feed equipment according to claim 4, it is characterised in that discharge bucket
（17）Material be corrosion-and high-temp-resistant glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621389668.0U CN206415138U (en) | 2016-12-19 | 2016-12-19 | A kind of chemistry teaching liquid reactions quantifying feed equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621389668.0U CN206415138U (en) | 2016-12-19 | 2016-12-19 | A kind of chemistry teaching liquid reactions quantifying feed equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206415138U true CN206415138U (en) | 2017-08-18 |
Family
ID=59576302
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621389668.0U Expired - Fee Related CN206415138U (en) | 2016-12-19 | 2016-12-19 | A kind of chemistry teaching liquid reactions quantifying feed equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206415138U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108570410A (en) * | 2018-04-01 | 2018-09-25 | 闫大勇 | A kind of biomedicine pharmaceutical purpose portable type detection device |
-
2016
- 2016-12-19 CN CN201621389668.0U patent/CN206415138U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108570410A (en) * | 2018-04-01 | 2018-09-25 | 闫大勇 | A kind of biomedicine pharmaceutical purpose portable type detection device |
| CN108570410B (en) * | 2018-04-01 | 2021-05-25 | 鲁维制药集团有限公司 | Convenient type detection device for biomedical pharmacy |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170818 Termination date: 20171219 |
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| CF01 | Termination of patent right due to non-payment of annual fee |