CN110036883A - A kind of easy-to-dismount drip irrigation appliance - Google Patents
A kind of easy-to-dismount drip irrigation appliance Download PDFInfo
- Publication number
- CN110036883A CN110036883A CN201910389513.9A CN201910389513A CN110036883A CN 110036883 A CN110036883 A CN 110036883A CN 201910389513 A CN201910389513 A CN 201910389513A CN 110036883 A CN110036883 A CN 110036883A
- Authority
- CN
- China
- Prior art keywords
- wall
- hole
- pipeline
- fixedly connected
- guide pad
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000002262 irrigation Effects 0.000 title claims abstract description 40
- 238000003973 irrigation Methods 0.000 title claims abstract description 40
- 230000007246 mechanism Effects 0.000 claims abstract description 54
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 26
- 238000007789 sealing Methods 0.000 claims abstract description 9
- 244000309464 bull Species 0.000 claims description 22
- 239000002689 soil Substances 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 4
- 238000005452 bending Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 229940059082 douche Drugs 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- -1 if misoperation Substances 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/02—Watering arrangements located above the soil which make use of perforated pipe-lines or pipe-lines with dispensing fittings, e.g. for drip irrigation
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/02—Watering arrangements located above the soil which make use of perforated pipe-lines or pipe-lines with dispensing fittings, e.g. for drip irrigation
- A01G25/023—Dispensing fittings for drip irrigation, e.g. drippers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/22—Improving land use; Improving water use or availability; Controlling erosion
Abstract
A kind of easy-to-dismount drip irrigation appliance, including pipeline, the surface of the pipeline includes guide pad, first through hole, pushing mechanism, hinged block, supporting mechanism, threaded hole, drop irrigation mechanism, ring flange and sealing cover, it is characterized by: guide pad is fixedly connected close to the side of pipeline with the surface of pipeline, the upper surface that first through hole is located at guide pad opens up, the inner wall of first through hole and the surface of pushing mechanism are slidably connected, the upper surface of pipeline is fixedly connected with the bottom of hinged block, and the inner wall of hinged block is hinged by the surface bottom portion of pin shaft and supporting mechanism.The easy-to-dismount agricultural drop irrigation device, spring pull guide pad, move up pipeline, and then water dropper is extracted out of soil, remove convenient for operating personnel to the drip irrigation appliance, and prevent in demolishing process, misoperation, lead to water dropper bending damage.
Description
Technical field
The present invention relates to technical field of ecological agriculture, specially a kind of easy-to-dismount drip irrigation appliance.
Background technique
Trickle irrigation be according to crop water requirement, by low pressure pipeline system and the douche that is mounted on hollow billet, by water and
The nutrient that crop needs drop by drop, uniformly and slowly instills the irrigation method in the soil of crop root zone, current trickle irrigation
Device is that water dropper is inserted into soil mostly, when removing, needs to pull out water dropper out of soil during installation, if operation
It is improper, it is easy to cause water dropper bending damage.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of easy-to-dismount drip irrigation appliances, have easy to disassemble etc.
Advantage, the drip irrigation appliance before solving, during installation, be mostly by water dropper be inserted into soil in, remove when, need by water dropper from
It is pulled out in soil, if misoperation, water dropper is easy to cause to be bent the problem of damaging.
To realize above-mentioned easy-to-dismount purpose, the invention provides the following technical scheme: a kind of easy-to-dismount trickle irrigation dress
It sets, including pipeline, the surface of the pipeline includes guide pad, first through hole, pushing mechanism, hinged block, supporting mechanism, screw thread
Hole, drop irrigation mechanism, ring flange and sealing cover, it is characterised in that: the guide pad is solid close to the side of pipeline and the surface of pipeline
Fixed connection, the upper surface that the first through hole is located at guide pad open up, the inner wall of the first through hole and the surface of pushing mechanism
It is slidably connected, the upper surface of the pipeline is fixedly connected with the bottom of hinged block, and the inner wall of the hinged block passes through pin shaft and branch
The surface bottom portion of support mechanism is hinged, and the surface of the supporting mechanism and the inner wall of pushing mechanism are slidably connected, the screw thread hole location
It is opened up in the bottom of pipeline, the inner wall of the threaded hole is threadedly coupled with the surface of drop irrigation mechanism, the inner wall of the pushing mechanism
It is slidably connected with the surface of drop irrigation mechanism, the surface of the pipeline is fixedly connected with the inner wall of ring flange, the surface of the pipeline
Is connect with the inner thread of sealing cover
The pushing mechanism includes connecting rod, support plate, pushing plate, the second through-hole, spring and sliding slot, the connecting rod
The inner wall of surface and first through hole is slidably connected, the two sides up and down of the connecting rod respectively with the bottom of support plate and pushing plate
Upper surface is fixedly connected, and the upper surface that second through-hole is located at pushing plate opens up, the inner wall and drip irrigation implement of second through-hole
The surface of structure is slidably connected, and the surface of the inner wall of the spring and connecting rod is socketed, the two sides up and down of the spring respectively with branch
The bottom of fagging is fixedly connected with the upper surface of guide pad, and the upper surface that the sliding slot is located at support plate opens up, the sliding slot
The surface of inner wall and supporting mechanism is slidably connected.
Preferably, the supporting mechanism includes support rod, third through-hole, bearing and bull stick, the surface bottom of the support rod
Portion is hinged by the inner wall of pin shaft and hinged block, and the right hand top that the third through-hole is located at support rod opens up, and the third is logical
The inner wall in hole is fixedly connected with the surface of bearing, and the inner wall of the bearing is fixedly connected with the surface of bull stick, the support rod
The inner wall of surface and sliding slot is slidably connected.
Preferably, the drop irrigation mechanism includes water dropper and limited block, the surface crown of the water dropper and the inner wall of threaded hole
It is threadedly coupled, the surface of the water dropper is fixedly connected with the inner wall of limited block, and the surface of the limited block is interior with the second through-hole
Wall is slidably connected.
Preferably, the quantity of the hinged block is two, and two hinged blocks are symmetric.
Preferably, the spring is greater than the downward active force of guide pad to the pulling force of guide pad.
Compared with prior art, the present invention provides a kind of easy-to-dismount drip irrigation appliance, have it is following the utility model has the advantages that
1, the easy-to-dismount agricultural drop irrigation device, by setting guide pad, first through hole, pushing mechanism, hinged block and
Supporting mechanism when removing drip irrigation appliance, pushes support rod, so that supporting block is exited sliding slot, bull stick does not have limit to support plate at this time
Position effect, spring pull guide pad, move up pipeline, and then water dropper is extracted out of soil, convenient for operating personnel to this
Drip irrigation appliance is removed, and is prevented in demolishing process, misoperation, leads to water dropper bending damage.
2, the easy-to-dismount agricultural drop irrigation device enables bull stick under the action of bearing by setting bearing and bull stick
It is freely rotated, and then makes to reduce frictional force of the bull stick when pushing support plate, in turn for rolling friction between bull stick and support plate
Support rod is pushed convenient for operating personnel, is played a supporting role by bull stick to support plate, and then fixed support plate by bull stick
Firmly.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is enlarged drawing at A in Fig. 1 of the present invention；
Fig. 3 is cross-sectional view at B-B in Fig. 1 of the present invention；
Fig. 4 is enlarged drawing at C in Fig. 3 of the present invention；
Fig. 5 is the side view of structure of the invention.
Wherein: 1 pipeline, 2 guide pads, 3 first through hole, 4 pushing mechanisms, 41 connecting rods, 42 support plates, 43 pushing plates, 44
Second through-hole, 45 springs, 46 sliding slots, 5 hinged blocks, 6 supporting mechanisms, 61 support rods, 62 third through-holes, 63 bearings, 64 bull sticks, 7
Threaded hole, 8 drop irrigation mechanisms, 81 water droppers, 82 limited blocks, 9 ring flanges, 10 sealing covers.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig. 1-5, a kind of easy-to-dismount drip irrigation appliance, including pipeline 1, the surface of pipeline 1 include guide pad 2,
First through hole 3, pushing mechanism 4, hinged block 5, supporting mechanism 6, threaded hole 7, drop irrigation mechanism 8, ring flange 9 and sealing cover 10,
Be characterized in that: guide pad 2 is fixedly connected close to the side of pipeline 1 with the surface of pipeline 1, and first through hole 3 is located at the upper of guide pad 2
Surface opens up, and the surface of the inner wall and pushing mechanism 4 of first through hole 3 is slidably connected, the upper surface of pipeline 1 and the bottom of hinged block 5
Portion is fixedly connected, and the quantity of hinged block 5 is two, and two hinged blocks 5 are symmetric, and the inner wall of hinged block 5 passes through pin shaft
Hinged with the surface bottom portion of supporting mechanism 6, the surface of supporting mechanism 6 and the inner wall of pushing mechanism 4 are slidably connected, and threaded hole 7
It is opened up in the bottom of pipeline 1, the inner wall of threaded hole 7 is threadedly coupled with the surface of drop irrigation mechanism 8, the inner wall and drop of pushing mechanism 4
The surface for filling mechanism 8 is slidably connected, and the surface of pipeline 1 is fixedly connected with the inner wall of ring flange 9, the surface of pipeline 1 and sealing cover
10 inner thread connection, sealing cover 10 play sealing function to one end of pipeline 1.
Pushing mechanism 4 includes connecting rod 41, support plate 42, pushing plate 43, the second through-hole 44, spring 45 and sliding slot 46, is connected
The surface of extension bar 41 and the inner wall of first through hole 3 are slidably connected, the two sides up and down of connecting rod 41 bottom with support plate 42 respectively
It is fixedly connected with the upper surface of pushing plate 43, support plate 42 and pushing plate 43 is linked together by connecting rod 41, second is logical
The upper surface that hole 44 is located at pushing plate 43 opens up, and the surface of the inner wall and drop irrigation mechanism 8 of the second through-hole 44 is slidably connected, spring 45
Inner wall and the surface of connecting rod 41 be socketed, the two sides up and down of spring 45 are upper with the bottom of support plate 42 and guide pad 2 respectively
Surface is fixedly connected, and spring 45 is greater than the downward active force of guide pad 2 to the pulling force of guide pad 2, and spring 45 plays guide pad 2
Pulling function, the upper surface that sliding slot 46 is located at support plate 42 open up, and the inner wall of sliding slot 46 and the surface of supporting mechanism 6 are slided and connected
It connects.
Supporting mechanism 6 includes support rod 61, third through-hole 62, bearing 63 and bull stick 64, and the surface bottom portion of support rod 61 is logical
The inner wall for crossing pin shaft and hinged block 5 is hinged, and the right hand top that third through-hole 62 is located at support rod 61 opens up, third through-hole 62 it is interior
Wall is fixedly connected with the surface of bearing 63, and the inner wall of bearing 63 is fixedly connected with the surface of bull stick 64, by the way that 63 He of bearing is arranged
Bull stick 64 enables bull stick 64 to be freely rotated under the action of bearing 63, and then makes to rub between bull stick 64 and support plate 42 to roll
It wipes, reduces frictional force of the bull stick 64 when pushing support plate 42, and then push support rod 61 convenient for operating personnel, pass through bull stick 64
It plays a supporting role to support plate 42, and then is fixed support plate 42 by bull stick 64, the surface of support rod 61 and sliding slot 46
Inner wall be slidably connected.
Drop irrigation mechanism 8 includes water dropper 81 and limited block 82, and the surface crown of water dropper 81 and the inner thread of threaded hole 7 connect
It connects, the surface of water dropper 81 is fixedly connected with the inner wall of limited block 82, and the inner wall of the surface of limited block 82 and the second through-hole 44 slides
Connection, limited block 82 play position-limiting action to water dropper 81.
When in use, water dropper 81 is inserted into soil, trickle irrigation is carried out to crops by water dropper 81, removes the drip irrigation appliance
When, support rod 61 is pushed, so that supporting block is exited sliding slot 46, bull stick 64 does not have position-limiting action, spring 45 to support plate 42 at this time
Guide pad 2 is pulled, moves up pipeline 1, and then water dropper 81 is extracted out of soil, when reusing, rotary supporting rod 61,
It is inserted into support rod 61 in sliding slot 46, promotion and fixed function is played to support plate 42 by bull stick 64, keep pushing plate 43 upward
It is mobile, and then water dropper 81 is exposed.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (4)
1. a kind of easy-to-dismount drip irrigation appliance, including pipeline (1), the surface of the pipeline (1) includes guide pad (2), first
Through-hole (3), pushing mechanism (4), hinged block (5), supporting mechanism (6), threaded hole (7), drop irrigation mechanism (8), ring flange (9) and close
It covers (10), it is characterised in that: the guide pad (2) is fixedly connected close to the side of pipeline (1) with the surface of pipeline (1), institute
It states first through hole (3) and is located at the upper surface of guide pad (2) and open up, the inner wall of the first through hole (3) and the table of pushing mechanism (4)
Face is slidably connected, and the upper surface of the pipeline (1) is fixedly connected with the bottom of hinged block (5), and the inner wall of the hinged block (5) is logical
The surface bottom portion for crossing pin shaft and supporting mechanism (6) is hinged, and the surface of the supporting mechanism (6) and the inner wall of pushing mechanism (4) are sliding
Dynamic connection, the bottom that the threaded hole (7) is located at pipeline (1) open up, inner wall and drop irrigation mechanism (8) of the threaded hole (7)
Surface is threadedly coupled, and the surface of the inner wall and drop irrigation mechanism (8) of the pushing mechanism (4) is slidably connected, the table of the pipeline (1)
Face is fixedly connected with the inner wall of ring flange (9), and the surface of the pipeline (1) is connect with the inner thread of sealing cover (10)；
Pushing mechanism (4) includes connecting rod (41), support plate (42), pushing plate (43), the second through-hole (44), spring (45) and slides
Slot (46), the surface of the connecting rod (41) and the inner wall of first through hole (3) are slidably connected, and up and down the two of the connecting rod (41)
Side is fixedly connected with the upper surface of the bottom of support plate (42) and pushing plate (43) respectively, and second through-hole (44), which is located at, to push
The upper surface of plate (43) opens up, and the surface of the inner wall and drop irrigation mechanism (8) of second through-hole (44) is slidably connected, the spring
(45) surface of inner wall and connecting rod (41) is socketed, the two sides up and down of the spring (45) bottom with support plate (42) respectively
It is fixedly connected with the upper surface of guide pad (2), the upper surface that the sliding slot (46) is located at support plate (42) opens up, the sliding slot
(46) inner wall and the surface of supporting mechanism (6) are slidably connected.
2. a kind of easy-to-dismount drip irrigation appliance according to claim 1, it is characterised in that: supporting mechanism (6) packet
Support rod (61), third through-hole (62), bearing (63) and bull stick (64) are included, the surface bottom portion of the support rod (61) passes through pin shaft
Hinged with the inner wall of hinged block (5), the right hand top that the third through-hole (62) is located at support rod (61) opens up, and the third is logical
The inner wall in hole (62) is fixedly connected with the surface of bearing (63), the fixed company of the inner wall of the bearing (63) and the surface of bull stick (64)
It connects, the surface of the support rod (61) and the inner wall of sliding slot (46) are slidably connected.
3. a kind of easy-to-dismount drip irrigation appliance according to claim 1, it is characterised in that: drop irrigation mechanism (8) packet
Water dropper (81) and limited block (82) are included, the surface crown of the water dropper (81) is connect with the inner thread of threaded hole (7), the drop
The surface of head (81) is fixedly connected with the inner wall of limited block (82), and the surface of the limited block (82) is interior with the second through-hole (44)
Wall is slidably connected.
4. a kind of easy-to-dismount drip irrigation appliance according to claim 1, it is characterised in that: the number of the hinged block (5)
Amount is two, and two hinged blocks (5) are symmetric.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110324181.3A CN113057086B (en) | 2019-05-10 | 2019-05-10 | Drip irrigation device convenient to dismantle |
| CN201910389513.9A CN110036883A (en) | 2019-05-10 | 2019-05-10 | A kind of easy-to-dismount drip irrigation appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910389513.9A CN110036883A (en) | 2019-05-10 | 2019-05-10 | A kind of easy-to-dismount drip irrigation appliance |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110324181.3A Division CN113057086B (en) | 2019-05-10 | 2019-05-10 | Drip irrigation device convenient to dismantle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110036883A true CN110036883A (en) | 2019-07-23 |
Family
ID=67281617
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910389513.9A Pending CN110036883A (en) | 2019-05-10 | 2019-05-10 | A kind of easy-to-dismount drip irrigation appliance |
| CN202110324181.3A Active CN113057086B (en) | 2019-05-10 | 2019-05-10 | Drip irrigation device convenient to dismantle |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110324181.3A Active CN113057086B (en) | 2019-05-10 | 2019-05-10 | Drip irrigation device convenient to dismantle |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN110036883A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB138339A (en) * | 1916-12-23 | 1920-07-15 | Krause Walter | Improvements in irrigation systems and in apparatus for use in connection therewith |
| JPH10178943A (en) * | 1996-12-27 | 1998-07-07 | Masaharu Awano | Sprinkler hose laying device |
| CN2523197Y (en) * | 2001-12-29 | 2002-12-04 | 西安交通大学 | Variable space drip irrigation belt |
| CN201552078U (en) * | 2009-11-30 | 2010-08-18 | 杜道兵 | Combined drop irrigation pipeline |
| CN202617867U (en) * | 2012-04-27 | 2012-12-26 | 郭瑞文 | Multifunctional drip irrigation belt |
| CN207543902U (en) * | 2017-12-11 | 2018-06-29 | 四川天誉智水科技有限公司 | A kind of farmland drip irrigation drip irrigation appliance |
| CN208572875U (en) * | 2018-06-04 | 2019-03-05 | 山东住商红福农业发展股份有限公司 | A kind of drip irrigation appliance of microbial bacterial agent |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206452936U (en) * | 2017-01-05 | 2017-09-01 | 深圳市源兴果品股份有限公司 | drip irrigation system |
| CN207604313U (en) * | 2017-08-31 | 2018-07-13 | 中国科学院寒区旱区环境与工程研究所 | A kind of direct insertion underground drip irrigation irrigation system of suspension |
| CN207909055U (en) * | 2018-03-27 | 2018-09-25 | 黄河科技学院 | Home computer mainframe box easy to remove |
| CN208095113U (en) * | 2018-04-27 | 2018-11-16 | 庄章彬 | A kind of agricultural soil perforating device |
| CN208549749U (en) * | 2018-05-03 | 2019-03-01 | 阜阳矩阳农业科技有限公司 | A kind of agricultural planting drip irrigation appliance |
-
2019
- 2019-05-10 CN CN201910389513.9A patent/CN110036883A/en active Pending
- 2019-05-10 CN CN202110324181.3A patent/CN113057086B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB138339A (en) * | 1916-12-23 | 1920-07-15 | Krause Walter | Improvements in irrigation systems and in apparatus for use in connection therewith |
| JPH10178943A (en) * | 1996-12-27 | 1998-07-07 | Masaharu Awano | Sprinkler hose laying device |
| CN2523197Y (en) * | 2001-12-29 | 2002-12-04 | 西安交通大学 | Variable space drip irrigation belt |
| CN201552078U (en) * | 2009-11-30 | 2010-08-18 | 杜道兵 | Combined drop irrigation pipeline |
| CN202617867U (en) * | 2012-04-27 | 2012-12-26 | 郭瑞文 | Multifunctional drip irrigation belt |
| CN207543902U (en) * | 2017-12-11 | 2018-06-29 | 四川天誉智水科技有限公司 | A kind of farmland drip irrigation drip irrigation appliance |
| CN208572875U (en) * | 2018-06-04 | 2019-03-05 | 山东住商红福农业发展股份有限公司 | A kind of drip irrigation appliance of microbial bacterial agent |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113057086B (en) | 2022-09-23 |
| CN113057086A (en) | 2021-07-02 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Cao Jinghao Inventor after: Liu Hao Inventor after: Han Bing Inventor after: Zhao Yajun Inventor after: Li Huike Inventor before: Cao Jinghao Inventor before: Liu Hao Inventor before: Han Bing Inventor before: Zhao Yajun |
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| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190723 |