CN109573425A - A kind of alkali-hydrolyzable nitrogen storage device - Google Patents
A kind of alkali-hydrolyzable nitrogen storage device Download PDFInfo
- Publication number
- CN109573425A CN109573425A CN201811240673.9A CN201811240673A CN109573425A CN 109573425 A CN109573425 A CN 109573425A CN 201811240673 A CN201811240673 A CN 201811240673A CN 109573425 A CN109573425 A CN 109573425A
- Authority
- CN
- China
- Prior art keywords
- support plate
- storage device
- alkali
- drive block
- nitrogen storage
- 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
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims abstract description 64
- 229910052757 nitrogen Inorganic materials 0.000 title claims abstract description 32
- 238000009434 installation Methods 0.000 claims abstract description 43
- 238000009792 diffusion process Methods 0.000 claims abstract description 31
- 238000001514 detection method Methods 0.000 abstract description 5
- 238000005904 alkaline hydrolysis reaction Methods 0.000 abstract 2
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 239000002689 soil Substances 0.000 description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000618 nitrogen fertilizer Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G1/00—Storing articles, individually or in orderly arrangement, in warehouses or magazines
- B65G1/02—Storage devices
- B65G1/04—Storage devices mechanical
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
Abstract
本发明公开了一种碱解氮存储装置，主支架上设有竖直设置的安装轴，多个支撑盘沿安装轴从上向下依次设置，支撑盘靠近安装轴一侧设有与驱动块配合的滑槽，多个支撑盘上的滑槽形成从上向下延伸用于容纳驱动块的滑道，升降驱动机构驱动驱动块沿所述滑道滑动，旋转驱动机构通过驱动块驱动支撑盘围绕安装轴旋转，每个支撑盘上设有多个扩散皿。通过上述优化设计的碱解氮存储装置，通过将用于放置扩散皿的支撑盘从上向下层叠设置，大大提高空间利用率，同时通过升降驱动机构和旋转驱动机构配合，根据检测需要，实现所需支撑盘转动，从而便于扩散皿旋转取放，大大提高使用便捷性，并且避免多个扩散皿之间检测相互干扰。
The invention discloses an alkaline hydrolysis nitrogen storage device. A main support is provided with a vertical installation shaft, a plurality of support discs are arranged in sequence from top to bottom along the installation shaft, and a side of the support disc close to the installation shaft is provided with a drive block Matching chutes, the chutes on the multiple support disks form a chute extending from top to bottom for accommodating the drive block, the lift drive mechanism drives the drive block to slide along the chute, and the rotary drive mechanism drives the support disk through the drive block Rotating around the installation axis, each support plate is provided with a plurality of diffusion dishes. Through the above optimally designed alkaline hydrolysis nitrogen storage device, the space utilization rate is greatly improved by stacking the support plates for placing the diffusion dishes from top to bottom. The required support plate is rotated, so that the diffusion dish can be easily rotated and placed, which greatly improves the convenience of use, and avoids mutual interference in detection among multiple diffusion dishes.
Description
Technical field
The present invention relates to Soil K+adsorption technical field more particularly to a kind of alkali-hydrolyzable nitrogen storage devices.
Background technique
Soil alkali-hydrolyzable nitrogen is also referred to as hydrolyzable nitrogen, available nitrogen, is one of the index for reflecting Soil Nitrogen Supplying, is that soil measurement formula is applied
The important evidence of nitrogen fertilizer recommendation in fertilizer.The conventional method measurement soil alkali-hydrolyzable nitrogen needs of alkali-hydrolyzable nitrogen use the diffusion equipped with interior mistress
Ware.However diffusion boat has the following deficiencies: 1, since interior mistress is adjacent and volume is shallower, leads to the acid of interior room and the alkali soluble of mistress
Liquid easily mutually pollutes；2, in storage, space utilization rate is low, and the ammonia diffusion in the ammonia solution between neighboring samples will affect detection
As a result, being easy to impact measurement, there is error or mistake in measurement.
Summary of the invention
To solve technical problem present in background technique, the present invention proposes a kind of alkali-hydrolyzable nitrogen storage device.
A kind of alkali-hydrolyzable nitrogen storage device proposed by the present invention, comprising: main support, rotary drive mechanism, lift drive mechanism,
Multiple support plates；
Main support is equipped with the installation axle that is vertically arranged, and installation axle is equipped with drive block, multiple support plates along installation axle from
On set gradually downwards, support plate is equipped with the sliding slot that cooperates with drive block close to installation axle side, the sliding slot in multiple support plates
The slideway extended from the top down for accommodating drive block is formed, lift drive mechanism is connect for driving drive block edge with drive block
The slideway sliding, rotary drive mechanism are connect for driving support plate to rotate around installation axle by drive block with drive block,
Each support plate is equipped with multiple diffusion boats.
Preferably, support plate is horizontally disposed and is coaxially disposed with installation axle.
Preferably, multiple diffusion boats in each support plate surround installation axle circumferentially.
Preferably, installation axle includes axle sleeve and shaft, and shaft is vertically arranged, and axle sleeve is set in outside shaft, side wall of shaft sleeve
Equipped with the through slot extended vertically, drive block is located in the through slot, and rotary drive mechanism is connect with axle sleeve to be turned for propeller shaft sleeve
It is dynamic.
Preferably, shaft outer wall is equipped with external screw thread, and shaft outer cover is equipped with the elevator that is threadedly engaged with it, drive block with
Elevator is fixedly connected, and lift drive mechanism is connect with shaft for driving shaft to rotate.
Preferably, installation axle be equipped be located at same circumference on multiple drive blocks, support plate be equipped with respectively with driving
Multiple sliding slots of block cooperation.
Preferably, diffusion boat is equipped with lid.
In the present invention, the alkali-hydrolyzable nitrogen storage device proposed, main support is equipped with the installation axle being vertically arranged, multiple supports
Disk is set gradually from the top down along installation axle, and support plate is equipped with the sliding slot cooperated with drive block, Duo Gezhi close to installation axle side
Sliding slot on support plate forms the slideway extended from the top down for accommodating drive block, and lift drive mechanism drives drive block described in
Slideway sliding, rotary drive mechanism drive support plate to rotate around installation axle by drive block, and each support plate is equipped with multiple
Diffusion boat.By the alkali-hydrolyzable nitrogen storage device of above-mentioned optimization design, by that will be used to place the support plate of diffusion boat from the top down
It is stacked, space utilization rate is greatly improved, while cooperating by lift drive mechanism and rotary drive mechanism, according to detection need
It wants, the rotation of support plate needed for realizing greatly improves property easy to use, and avoid multiple consequently facilitating diffusion boat rotation picks and places
Detection interferes with each other between diffusion boat.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of alkali-hydrolyzable nitrogen storage device proposed by the present invention.
Fig. 2 is a kind of structural schematic diagram of the support plate of alkali-hydrolyzable nitrogen storage device proposed by the present invention.
Fig. 3 is a kind of structural schematic diagram of the installation axle of alkali-hydrolyzable nitrogen storage device proposed by the present invention.
Specific embodiment
As shown in Figures 1 to 3, Fig. 1 is a kind of structural schematic diagram of alkali-hydrolyzable nitrogen storage device proposed by the present invention, and Fig. 2 is this
A kind of structural schematic diagram of the support plate of the alkali-hydrolyzable nitrogen storage device proposed is invented, Fig. 3 is a kind of alkali-hydrolyzable nitrogen proposed by the present invention
The structural schematic diagram of the installation axle of storage device.
Referring to Fig.1 with 2, a kind of alkali-hydrolyzable nitrogen storage device proposed by the present invention, comprising: main support 1, rotary drive mechanism,
Lift drive mechanism, multiple support plates 2；
Main support 1 is equipped with the installation axle that is vertically arranged, and installation axle is equipped with drive block 6, and multiple support plates 2 are along installation axle
It sets gradually from the top down, support plate 2 is equipped with the sliding slot 21 that cooperates with drive block 6 close to installation axle side, in multiple support plates 2
Sliding slot 21 formed and extend slideway for accommodating drive block 6 from the top down, lift drive mechanism is connect with drive block 6 for driving
Dynamic drive block 6 is slided along the slideway, and rotary drive mechanism is connect for driving support plate 2 to enclose by drive block 6 with drive block 6
It is rotated around installation axle, each support plate 2 is equipped with multiple diffusion boats 3.
In the specific work process of the alkali-hydrolyzable nitrogen storage device of the present embodiment, the diffusion boat for being loaded with test sample is successively put
It sets in support plate, realizes that stereoscopic multi-layer is placed；When taking, drive drive block sliding along slideway by lift drive mechanism first
To the sliding slot where required diffusion boat in support plate, then drive block is driven to turn around installation axle by rotary drive mechanism
It is dynamic, so that required diffusion boat is moved to predetermined position, so that realizes any diffusion boat facilitates pick-and-place.
In the present embodiment, the alkali-hydrolyzable nitrogen storage device proposed, main support is equipped with the installation axle being vertically arranged, multiple
Support plate is set gradually from the top down along installation axle, and support plate is equipped with the sliding slot cooperated with drive block close to installation axle side, more
Sliding slot in a support plate forms the slideway extended from the top down for accommodating drive block, and lift drive mechanism drives drive block edge
The slideway sliding, rotary drive mechanism drive support plate to rotate around installation axle by drive block, and each support plate is equipped with
Multiple diffusion boats.By the alkali-hydrolyzable nitrogen storage device of above-mentioned optimization design, by will be used to place the support plate of diffusion boat from
It is stacked downwards, space utilization rate is greatly improved, while cooperating by lift drive mechanism and rotary drive mechanism, according to inspection
It surveys and needs, the rotation of support plate needed for realizing greatly improves property easy to use, and avoid consequently facilitating diffusion boat rotation picks and places
Detection interferes with each other between multiple diffusion boats.
In a specific embodiment, support plate 2 is horizontally disposed and is coaxially disposed with installation axle.
In the further specific embodiment of support plate, multiple diffusion boats 3 in each support plate 2 surround installation axle edge
Circle distribution, convenient for the switching of diffusion boat position.
Referring to Fig. 3, in the specific set-up mode of installation axle, installation axle includes axle sleeve 4 and shaft 5, and shaft 5 is set vertically
It sets, axle sleeve 4 is set in outside shaft 5, and 4 side wall of axle sleeve is equipped with the through slot extended vertically, and drive block 6 is located in the through slot, is revolved
Turn driving mechanism to be connect with axle sleeve 4 for the rotation of propeller shaft sleeve 4, rotates to drive support plate to turn by drive block by axle sleeve
It is dynamic.
In further specific set-up mode, 5 outer wall of shaft is equipped with external screw thread, and 5 outer cover of shaft is equipped with matches with its screw thread
The elevator 7 of conjunction, drive block 6 are fixedly connected with elevator 7, and lift drive mechanism is connect for driving 5 turns of shaft with shaft 5
It is dynamic, it is rotated by shaft, using screw rod far from driving drive block to go up and down, to improve degree of regulation.
In other specific driving methods, installation axle is equipped with the multiple drive blocks 6 being located on same circumference, support plate 2
The multiple sliding slots 21 cooperated respectively with drive block 6 are equipped with, the reliability of driving support plate rotation is improved.
It is interfered with each other to further place ammonia diffusion between adjacent diffusion boat, diffusion boat 3 is equipped with lid.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (7)
1. a kind of alkali-hydrolyzable nitrogen storage device characterized by comprising main support (1), rotary drive mechanism, lift drive mechanism,
Multiple support plates (2)；
Main support (1) is equipped with the installation axle being vertically arranged, and installation axle is equipped with drive block (6), and multiple support plates (2) are along installation
Axis is set gradually from the top down, and support plate (2) is equipped with the sliding slot (21) cooperated with drive block (6) close to installation axle side, multiple
Sliding slot (21) in support plate (2) forms the slideway extended from the top down for accommodating drive block (6), lift drive mechanism and drive
For driving drive block (6) to slide along the slideway, rotary drive mechanism is connect with drive block (6) for leading to for motion block (6) connection
Overdrive block (6) drives support plate (2) to rotate around installation axle, and each support plate (2) is equipped with multiple diffusion boats (3).
2. alkali-hydrolyzable nitrogen storage device according to claim 1, which is characterized in that support plate (2) it is horizontally disposed and with installation
Axis coaxial arrangement.
3. alkali-hydrolyzable nitrogen storage device according to claim 2, which is characterized in that multiple diffusions on each support plate (2)
Ware (3) surrounds installation axle circumferentially.
4. alkali-hydrolyzable nitrogen storage device according to claim 1, which is characterized in that installation axle includes axle sleeve (4) and shaft
(5), shaft (5) is vertically arranged, and axle sleeve (4) is set in shaft (5) outside, and axle sleeve (4) side wall is equipped with the through slot extended vertically, is driven
Motion block (6) is located in the through slot, and rotary drive mechanism is connect with axle sleeve (4) to be rotated for propeller shaft sleeve (4).
5. alkali-hydrolyzable nitrogen storage device according to claim 4, which is characterized in that shaft (5) outer wall is equipped with external screw thread, shaft
(5) outer cover is equipped with the elevator (7) being threadedly engaged with it, and drive block (6) is fixedly connected with elevator (7), elevator drive machine
Structure is connect for driving shaft (5) to rotate with shaft (5).
6. alkali-hydrolyzable nitrogen storage device according to claim 1, which is characterized in that installation axle, which is equipped with, to be located on same circumference
Multiple drive blocks (6), support plate (2) be equipped with respectively with drive block (6) cooperation multiple sliding slots (21).
7. alkali-hydrolyzable nitrogen storage device according to claim 1, which is characterized in that diffusion boat (3) is equipped with lid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811240673.9A CN109573425A (en) | 2018-10-23 | 2018-10-23 | A kind of alkali-hydrolyzable nitrogen storage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811240673.9A CN109573425A (en) | 2018-10-23 | 2018-10-23 | A kind of alkali-hydrolyzable nitrogen storage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109573425A true CN109573425A (en) | 2019-04-05 |
Family
ID=65920321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811240673.9A Pending CN109573425A (en) | 2018-10-23 | 2018-10-23 | A kind of alkali-hydrolyzable nitrogen storage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109573425A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111792161A (en) * | 2020-07-10 | 2020-10-20 | 珠海格力智能装备有限公司 | Storage device, feeding system and feeding method |
| CN112275646A (en) * | 2019-07-24 | 2021-01-29 | 北京京东振世信息技术有限公司 | Storage and sorting method and apparatus, control device and storage medium |
| CN112505292A (en) * | 2020-11-17 | 2021-03-16 | 中国环境科学研究院 | Culture device and culture method for nitrogen hydrolysis experiment |
| KR102827711B1 (en) | 2019-07-24 | 2025-07-01 | 베이징 징동 젼스 인포메이션 테크놀로지 씨오., 엘티디. | Storage and classification method and device, control device and storage medium |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2545148Y (en) * | 2002-01-30 | 2003-04-16 | 刘作书 | Combined rotary Chinese medicine tray |
| EP1627829A1 (en) * | 2004-08-17 | 2006-02-22 | SOLWARE S.r.l. | Transportable cylindrical storage device |
| CN1832806A (en) * | 2003-06-04 | 2006-09-13 | 吉耐尔基因方案解决有限公司 | Biological material deal device |
| CN204310070U (en) * | 2014-12-17 | 2015-05-06 | 杭州千岛湖沪阳农业开发有限公司 | Culture matrix automatic subpackaging equipment |
| CN205152200U (en) * | 2015-10-13 | 2016-04-13 | 北京科牧丰生物制药有限公司 | Culture dish safety tray |
| CN205418758U (en) * | 2016-03-23 | 2016-08-03 | 苏州艾斯达克智能科技有限公司 | Small -size smart storage equipment |
| CN206089652U (en) * | 2016-09-26 | 2017-04-12 | 北京慧荣和科技有限公司 | Culture dish storage sorting device and ames test appearance |
| WO2017154018A1 (en) * | 2016-03-10 | 2017-09-14 | Janwadkar Pushkraj | Storage and retrieval system |
| CN206813792U (en) * | 2017-05-05 | 2017-12-29 | 叶茂 | A kind of funeral parlor cinerary casket conveyer |
| CN207293217U (en) * | 2017-03-09 | 2018-05-01 | 西北农林科技大学 | A kind of soilless culture is colonized plate automatic conveying device |
-
2018
- 2018-10-23 CN CN201811240673.9A patent/CN109573425A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2545148Y (en) * | 2002-01-30 | 2003-04-16 | 刘作书 | Combined rotary Chinese medicine tray |
| CN1832806A (en) * | 2003-06-04 | 2006-09-13 | 吉耐尔基因方案解决有限公司 | Biological material deal device |
| EP1627829A1 (en) * | 2004-08-17 | 2006-02-22 | SOLWARE S.r.l. | Transportable cylindrical storage device |
| CN204310070U (en) * | 2014-12-17 | 2015-05-06 | 杭州千岛湖沪阳农业开发有限公司 | Culture matrix automatic subpackaging equipment |
| CN205152200U (en) * | 2015-10-13 | 2016-04-13 | 北京科牧丰生物制药有限公司 | Culture dish safety tray |
| WO2017154018A1 (en) * | 2016-03-10 | 2017-09-14 | Janwadkar Pushkraj | Storage and retrieval system |
| CN205418758U (en) * | 2016-03-23 | 2016-08-03 | 苏州艾斯达克智能科技有限公司 | Small -size smart storage equipment |
| CN206089652U (en) * | 2016-09-26 | 2017-04-12 | 北京慧荣和科技有限公司 | Culture dish storage sorting device and ames test appearance |
| CN207293217U (en) * | 2017-03-09 | 2018-05-01 | 西北农林科技大学 | A kind of soilless culture is colonized plate automatic conveying device |
| CN206813792U (en) * | 2017-05-05 | 2017-12-29 | 叶茂 | A kind of funeral parlor cinerary casket conveyer |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112275646A (en) * | 2019-07-24 | 2021-01-29 | 北京京东振世信息技术有限公司 | Storage and sorting method and apparatus, control device and storage medium |
| US12280949B2 (en) | 2019-07-24 | 2025-04-22 | Beijing Jingdong Zhenshi Information Technology Co., Ltd. | Storage and sorting method and apparatus, control device and storage medium |
| KR102827711B1 (en) | 2019-07-24 | 2025-07-01 | 베이징 징동 젼스 인포메이션 테크놀로지 씨오., 엘티디. | Storage and classification method and device, control device and storage medium |
| CN111792161A (en) * | 2020-07-10 | 2020-10-20 | 珠海格力智能装备有限公司 | Storage device, feeding system and feeding method |
| CN112505292A (en) * | 2020-11-17 | 2021-03-16 | 中国环境科学研究院 | Culture device and culture method for nitrogen hydrolysis experiment |
| CN112505292B (en) * | 2020-11-17 | 2022-02-18 | 中国环境科学研究院 | A kind of cultivation device and cultivation method for hydrolysis nitrogen experiment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109573425A (en) | A kind of alkali-hydrolyzable nitrogen storage device | |
| CN205984275U (en) | Rotating cage type CD server storage dish casket unidirectional rotation open and shut and CD access arrangement | |
| CN110039748A (en) | A kind of automation of bottle wall is taken pictures detection device | |
| JP2006500302A5 (en) | ||
| US5146451A (en) | Compact disk player with two stacked, rotary, rotationally offset carrying plates for plural disks | |
| CN115302404A (en) | Optical glass double-sided grinding and polishing wandering star wheel positioning equipment | |
| CN101782575A (en) | Inner ring and outer ring double flow line structure for fully-automatic immunity analyzer | |
| CA3035066A1 (en) | Storage vessel | |
| CN207229692U (en) | Spherical groove wheel transmission device | |
| CN104849130A (en) | Uniformly mixing device and uniformly mixing method | |
| CN101708782B (en) | Tea bag horizontal intermittent movement mechanism and tea bag horizontal position transfer method | |
| CN115958522A (en) | Full-automatic feeding and discharging double-sided grinding and polishing equipment | |
| CN206265797U (en) | Rotating disc type feeding-distribution device | |
| CN105762098A (en) | Chip conveying system and semiconductor processing equipment | |
| CN108514345A (en) | A kind of cup lid sealing structure of food cooking machine | |
| CN209064600U (en) | A medical pathological specimen bottle storage device | |
| CN202634200U (en) | Locking device for rotating plate of winding machine | |
| CN105415059A (en) | Numerical control lathe | |
| CN110596036A (en) | Scanning type infrared spectrometer easy to adjust and used for food detection | |
| CN205452252U (en) | Semiconductor diffusion equipment quartz boat supports sealing device | |
| CN105415058A (en) | Lathe | |
| CN205892056U (en) | Injection filling line's automatic diverging device of bottle | |
| CN204116366U (en) | Reagent tray device in a kind of automatic clinical chemistry analyzer | |
| CN213231022U (en) | Processing of bluetooth sound is with copper line storage device | |
| CN110948313A (en) | Device for alternately loading and unloading of cover plate sweeping machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190405 |
|
| RJ01 | Rejection of invention patent application after publication |