CN113083769A - Multi-field photovoltaic cleaning equipment - Google Patents
Multi-field photovoltaic cleaning equipment Download PDFInfo
- Publication number
- CN113083769A CN113083769A CN202110307063.1A CN202110307063A CN113083769A CN 113083769 A CN113083769 A CN 113083769A CN 202110307063 A CN202110307063 A CN 202110307063A CN 113083769 A CN113083769 A CN 113083769A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- cleaning device
- bevel gear
- photovoltaic cleaning
- bottom plate
- 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.)
- Granted
Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 52
- 230000005540 biological transmission Effects 0.000 claims abstract description 18
- 239000007921 spray Substances 0.000 claims abstract description 16
- 230000002146 bilateral effect Effects 0.000 claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 35
- 239000011295 pitch Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 4
- 239000010865 sewage Substances 0.000 description 4
- 239000012535 impurity Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
- B08B3/14—Removing waste, e.g. labels, from cleaning liquid; Regenerating cleaning liquids
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/10—Cleaning arrangements
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Landscapes
- Cleaning In General (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention discloses multi-field photovoltaic cleaning equipment, and relates to cleaning equipment, which comprises a cleaning bottom plate, wherein supporting stand columns are fixedly connected above the cleaning bottom plate in a bilateral symmetry mode, the top of each supporting stand column is fixedly connected with an upper beam, the left side above the cleaning bottom plate is fixedly connected with a motor support, a driving motor is fixedly connected above the motor support, the output end of the driving motor is fixedly connected with a horizontal driving shaft, the right end of the horizontal driving shaft is fixedly connected with a driving bevel gear, the lower side of the supporting stand column on the right side is fixedly connected with a bearing support, the inner side of the bearing support is rotatably connected with a threaded shaft, the bottom of the threaded shaft is fixedly connected. When the cleaning device is used, the motor drives the driving bevel gear to move, then the vertical sliding sleeve is driven to move up and down through the transmission of the driven bevel gear, the vertical sliding sleeve drives the spray head to move up and down in the vertical movement process, and therefore cleaning of different positions is achieved.
Description
Technical Field
The invention relates to cleaning equipment, in particular to multi-field photovoltaic cleaning equipment.
Background
The photovoltaic equipment industry exists as a supporting industry of the photovoltaic industry, China is the biggest world producing country of solar cells, and the development of the solar cell industry drives the overall growth of the photovoltaic industry, so that the photovoltaic equipment industry of China is promoted. And by means of abundant technical experience accumulation in the field of semiconductor equipment manufacturing, enterprises in China quickly break through the field of photovoltaic equipment.
Solar panel is one of the most typical photovoltaic equipment that uses most often, and it all has extensive application in a plurality of fields, and wherein different solar panel is though the structure that sets up slightly different, but need clean more in the use, otherwise influence solar energy conversion efficiency easily, sprays water through the water jet, assists the clean demand that the mode of artifical cleanness can adapt to different fields, but current water jet equipment often can not be fine realize the even spraying of cleaning water, and it does not possess the function that cleaning water recollected. To this end, a person skilled in the art proposes a multi-field photovoltaic cleaning device to solve the problems set forth in the background above.
Disclosure of Invention
The invention aims to provide a multi-field photovoltaic cleaning device to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a multi-field photovoltaic cleaning device comprises a cleaning bottom plate, wherein a supporting upright post is fixedly connected above the cleaning bottom plate in a bilateral symmetry mode, the top of the supporting upright post is fixedly connected with an upper beam, the left side above the cleaning bottom plate is fixedly connected with a motor support, a driving motor is fixedly connected above the motor support, the output end of the driving motor is fixedly connected with a horizontal driving shaft, the right end of the horizontal driving shaft is fixedly connected with a driving bevel gear, the right side of the supporting upright post is fixedly connected with a bearing support, the inner side of the bearing support is rotatably connected with a threaded shaft, the bottom of the threaded shaft is fixedly connected with a driven bevel gear, the driving bevel gear is meshed with the driven bevel gear, the outer side of the threaded shaft is in threaded connection with a longitudinal sliding sleeve, the left side of the, the guide sliding seat right side fixedly connected with sliding guide, horizontal screw outside threaded connection has a plurality of swivel nuts, the equal fixedly connected with spacing sliding block in swivel nut bottom, spacing sliding block and sliding guide sliding connection, swivel nut top fixedly connected with shower nozzle, the shower nozzle all is connected with the water source through pipeline, water pump.
As a further scheme of the invention: clean bottom plate top middle part fixedly connected with water catch bowl, the shower nozzle all is connected with the water catch bowl through pipeline, water pump, the water catch bowl is run through to the horizontal drive axle, and horizontal drive axle outside fixedly connected with helical blade, the equipartition is provided with the infiltration hole on the helical blade.
As a still further scheme of the invention: the diameter of the driving bevel gear is larger than that of the driven bevel gear.
As a still further scheme of the invention: the outer side of the horizontal screw is fixedly connected with a transmission gear, a through hole is formed in the right supporting upright post, the horizontal screw is located on the inner side of the through hole, a plurality of equidistant transmission teeth are arranged on two sides of the through hole in a staggered mode, and the transmission teeth are meshed with the transmission gear.
As a still further scheme of the invention: the two screw sleeves are in threaded connection with the horizontal screw rod in a bilateral symmetry state, the horizontal screw rod takes the central axis as a boundary line, the thread turning directions of the two ends are opposite, and the thread pitches are equal.
As a still further scheme of the invention: the motor is electrically connected with the power supply through the switch.
As a still further scheme of the invention: the spray heads are all atomizing spray heads, and the angle of the spray heads is adjustable.
As a still further scheme of the invention: the left side the support post is circular stand, and the left side the support post is provided with two, is the symmetry setting from beginning to end.
Compared with the prior art, the invention has the beneficial effects that: the water cleaning device is simple in structure and convenient to use, the driving bevel gear is driven by the motor to move when the water cleaning device is used, then the vertical sliding sleeve is driven to move up and down by the transmission of the driven bevel gear, the vertical sliding sleeve drives the spray head to move up and down in the vertical movement process, and different positions are cleaned.
Drawings
FIG. 1 is a schematic structural view of a multi-field photovoltaic cleaning apparatus;
FIG. 2 is a schematic structural diagram of a helical blade in a multi-field photovoltaic cleaning apparatus;
FIG. 3 is a schematic side view of a right support column of a multi-field photovoltaic cleaning apparatus;
in the figure: 1-cleaning bottom plate, 2-supporting upright post, 3-upper beam, 4-motor support, 5-driving motor, 6-horizontal driving shaft, 7-driving bevel gear, 8-bearing support, 9-threaded shaft, 10-driven bevel gear, 11-longitudinal sliding sleeve, 12-horizontal screw, 13-guiding sliding seat, 14-sliding guide rod, 15-threaded sleeve, 16-limiting sliding block, 17-spray head, 18-water collecting tank, 19-helical blade, 20-water seepage hole, 21-transmission gear and 22-transmission gear.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
The first embodiment is as follows: referring to fig. 1-3, a multi-field photovoltaic cleaning device comprises a cleaning bottom plate 1, wherein supporting upright posts 2 are fixedly connected above the cleaning bottom plate 1 in a bilateral symmetry manner, the top of each supporting upright post 2 is fixedly connected with an upper beam 3, the left side above the cleaning bottom plate 1 is fixedly connected with a motor bracket 4, a driving motor 5 is fixedly connected above the motor bracket 4, and the output end of the driving motor 5 is fixedly connected with a horizontal driving shaft 6;
a driving bevel gear 7 is fixedly connected to the right end of the horizontal driving shaft 6, a bearing support 8 is fixedly connected to the lower portion of the supporting upright post 2 on the right side, a threaded shaft 9 is rotatably connected to the inner side of the bearing support 8, a driven bevel gear 10 is fixedly connected to the bottom of the threaded shaft 9, the driving bevel gear 7 is meshed with the driven bevel gear 10, a longitudinal sliding sleeve 11 is in threaded connection with the outer side of the threaded shaft 9, a horizontal screw 12 is rotatably connected to the left side of the longitudinal sliding sleeve 11, the left end of the horizontal screw 12 is rotatably connected with a guide sliding seat 13, and the guide sliding seat 13 is;
when the device is used, the driving motor 5 is started, the driving motor 5 rotates to drive the horizontal driving shaft 6 to rotate, the horizontal driving shaft 6 rotates to drive the driving bevel gear 7 to rotate and drive the driven bevel gear 10 to rotate, the driven bevel gear 10 rotates to drive the longitudinal sliding sleeve 11 to move up and down, and the moving direction is determined by the rotating direction of the driving motor 5;
a sliding guide rod 14 is fixedly connected to the right side of the guide sliding seat 13, a plurality of threaded sleeves 15 are in threaded connection with the outer side of the horizontal screw 12, limiting sliding blocks 16 are fixedly connected to the bottoms of the threaded sleeves 15, the limiting sliding blocks 16 are in sliding connection with the sliding guide rod 14, spray heads 17 are fixedly connected to the upper portions of the threaded sleeves 15, and the spray heads 17 are connected with a water source through pipelines and water pumps;
the spray head 17 moves up and down in the process of the vertical sliding sleeve moving up and down, so that water can be sprayed to different positions, and the cleaning is convenient.
The middle part above the cleaning bottom plate 1 is fixedly connected with a water collecting tank 18, the spray heads 17 are connected with the water collecting tank 18 through pipelines and water pumps, the horizontal driving shaft 6 penetrates through the water collecting tank 18, the outer side of the horizontal driving shaft 6 is fixedly connected with a helical blade 19, and water seepage holes 20 are uniformly distributed in the helical blade 19;
clear sewage is collected to water catch bowl 18, and helical blade 19 conveys the great impurity in the sewage to the right, conveniently takes out, avoids the condition that the water pump of retrieving inhales great impurity when cleaning.
The diameter of the driving bevel gear 7 is larger than that of the driven bevel gear 10.
A transmission gear 21 is fixedly connected to the outer side of the horizontal screw 12, a through hole is formed in the right supporting upright post 2, the horizontal screw 12 is located on the inner side of the through hole, a plurality of transmission teeth 22 at equal intervals are arranged on two sides of the through hole in a staggered mode, and the transmission teeth 22 are meshed with the transmission gear 21;
when the transmission gear 21 is matched with the transmission gear 22, the rotating direction is changed constantly, so that the screw sleeve 15 moves along the left and right direction, and the cleaning effect is better when the screw sleeve moves up and down.
The motor is electrically connected with the power supply through the switch.
The left side support post 2 is circular stand, and the left side support post 2 is provided with two, is the symmetry setting around being.
Example two: this embodiment is a further improvement of the previous embodiment: the two screw sleeves 15 are in threaded connection with the horizontal screw 12 in a bilateral symmetry state, the horizontal screw 12 takes the central axis as a boundary, the thread directions of the two ends are opposite, and the thread pitches are equal. The provision of different thread turns allows the direction and speed of movement of the threaded sleeve 15 to be set. The spray heads 17 are atomizing spray heads 17, the angle of the spray heads 17 is adjustable, cleaning water can be conveniently and reasonably removed, and cleaning of photovoltaic equipment is facilitated.
The working principle of the invention is as follows: when the cleaning device is used, the driving motor 5 is started, the driving motor 5 rotates to drive the horizontal driving shaft 6 to rotate, the horizontal driving shaft 6 rotates to drive the driving bevel gear 7 to rotate and drive the driven bevel gear 10 to rotate, the driven bevel gear 10 rotates to drive the longitudinal sliding sleeve 11 to move up and down, the moving direction is determined by the rotating direction of the driving motor 5, the spray head 17 moves up and down in the vertical sliding sleeve vertical moving process, water can be sprayed to different positions, and the cleaning device is convenient to clean, when the transmission gear 21 is matched with the transmission gear 22, the rotating direction is continuously changed, so that the screw sleeve 15 moves along the left and right direction, the cleaning effect of the vertical movement is better in a matching manner, the water collecting tank 18 collects clean sewage, the helical blades 19 convey large impurities in the sewage to the right, the cleaning device is convenient to take out, and the condition that the.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. A multi-field photovoltaic cleaning device comprises a cleaning bottom plate (1), wherein supporting upright posts (2) are fixedly connected above the cleaning bottom plate (1) in a bilateral symmetry mode, an upper beam (3) is fixedly connected to the tops of the supporting upright posts (2), a motor support (4) is fixedly connected to the left side above the cleaning bottom plate (1), a driving motor (5) is fixedly connected to the upper side of the motor support (4), a horizontal driving shaft (6) is fixedly connected to the output end of the driving motor (5), the multi-field photovoltaic cleaning device is characterized in that a driving bevel gear (7) is fixedly connected to the right end of the horizontal driving shaft (6), a bearing support (8) is fixedly connected to the lower side of the supporting upright post (2) on the right side, a threaded shaft (9) is rotatably connected to the inner side of the bearing support (8), a driven bevel gear (10) is, threaded spindle (9) outside threaded connection has vertical sliding sleeve (11), vertical sliding sleeve (11) left side is rotated and is connected with horizontal screw (12), and horizontal screw (12) left end is rotated with direction slide (13) and is connected, direction slide (13) and left side support post (2) sliding connection, direction slide (13) right side fixedly connected with sliding guide (14), and horizontal screw (12) outside threaded connection has a plurality of swivel nuts (15), and equal fixedly connected with limit sliding block (16) in swivel nut (15) bottom, limit sliding block (16) and sliding guide (14) sliding connection, fixedly connected with shower nozzle (17) in swivel nut (15) top, shower nozzle (17) all are connected with the water source through pipeline, water pump.
2. The multi-field photovoltaic cleaning device according to claim 1, wherein a water collecting tank (18) is fixedly connected to the middle of the upper portion of the cleaning bottom plate (1), the spray heads (17) are connected with the water collecting tank (18) through pipelines and water pumps, the horizontal driving shaft (6) penetrates through the water collecting tank (18), spiral blades (19) are fixedly connected to the outer side of the horizontal driving shaft (6), and water seepage holes (20) are uniformly distributed in the spiral blades (19).
3. Multi-domain photovoltaic cleaning device according to claim 1, characterized in that the drive bevel gear (7) diameter is larger than the driven bevel gear (10) diameter.
4. The multi-field photovoltaic cleaning device according to claim 1, wherein a transmission gear (21) is fixedly connected to the outer side of the horizontal screw (12), a through hole is formed in the right supporting upright (2), the horizontal screw (12) is located on the inner side of the through hole, a plurality of transmission teeth (22) with equal intervals are arranged on two sides of the through hole in a staggered mode, and the transmission teeth (22) are meshed with the transmission gear (21).
5. The multi-field photovoltaic cleaning device as claimed in any one of claims 1 to 4, wherein two screw sleeves (15) are arranged and are in threaded connection with the horizontal screw (12) in a bilateral symmetry state, the horizontal screw (12) takes a central axis as a boundary line, the thread directions of the two ends are opposite, and the thread pitches are equal.
6. The multi-domain photovoltaic cleaning device of claim 1, wherein the motor is electrically connected to a power source via a switch.
7. The multi-field photovoltaic cleaning device according to claim 1, wherein the nozzles (17) are atomizing nozzles (17), and the angle of the nozzles (17) is adjustable.
8. The multi-field photovoltaic cleaning device according to claim 1, wherein the left support column (2) is a circular column, and two support columns (2) are arranged on the left side and symmetrically arranged in front and back.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110307063.1A CN113083769B (en) | 2021-03-23 | 2021-03-23 | Multi-field photovoltaic cleaning equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110307063.1A CN113083769B (en) | 2021-03-23 | 2021-03-23 | Multi-field photovoltaic cleaning equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113083769A true CN113083769A (en) | 2021-07-09 |
| CN113083769B CN113083769B (en) | 2022-09-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110307063.1A Active CN113083769B (en) | 2021-03-23 | 2021-03-23 | Multi-field photovoltaic cleaning equipment |
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| CN (1) | CN113083769B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114526527A (en) * | 2021-12-28 | 2022-05-24 | 桐砚设计(浙江)有限公司 | High-grade fabric production factory building |
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| ES2401215A2 (en) * | 2012-02-06 | 2013-04-17 | Alejandro URIEL CHAVERRI | Cleaning device for solar plates. (Machine-translation by Google Translate, not legally binding) |
| CN108155868A (en) * | 2017-12-27 | 2018-06-12 | 中徽机电科技股份有限公司 | A kind of solar photovoltaic roof structure |
| CN110064238A (en) * | 2019-04-17 | 2019-07-30 | 罗会英 | A kind of environmental protection sewage filter device being convenient to clean |
| CN209531502U (en) * | 2018-12-29 | 2019-10-25 | 绍兴索乐能源有限公司 | A kind of photovoltaic board cleaning device |
| CN210671800U (en) * | 2019-07-22 | 2020-06-05 | 邵娜 | Fruit tree is planted and is used liquid medicine sprinkler |
| CN111717172A (en) * | 2018-06-13 | 2020-09-29 | 济南睿达汽车服务有限公司 | Automatic car washing equipment |
| CN211865985U (en) * | 2020-03-10 | 2020-11-06 | 铜仁职业技术学院 | Instrument cleaning device for laboratory of obstetrics and gynecology department |
| CN112065587A (en) * | 2020-09-10 | 2020-12-11 | 蔡森伟 | High-efficient washing unit is used to gas turbine lubricating oil subassembly |
| CN112191586A (en) * | 2020-09-07 | 2021-01-08 | 彩虹（合肥）液晶玻璃有限公司 | High-pressure spraying cleaning device |
-
2021
- 2021-03-23 CN CN202110307063.1A patent/CN113083769B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2401215A2 (en) * | 2012-02-06 | 2013-04-17 | Alejandro URIEL CHAVERRI | Cleaning device for solar plates. (Machine-translation by Google Translate, not legally binding) |
| CN108155868A (en) * | 2017-12-27 | 2018-06-12 | 中徽机电科技股份有限公司 | A kind of solar photovoltaic roof structure |
| CN111717172A (en) * | 2018-06-13 | 2020-09-29 | 济南睿达汽车服务有限公司 | Automatic car washing equipment |
| CN209531502U (en) * | 2018-12-29 | 2019-10-25 | 绍兴索乐能源有限公司 | A kind of photovoltaic board cleaning device |
| CN110064238A (en) * | 2019-04-17 | 2019-07-30 | 罗会英 | A kind of environmental protection sewage filter device being convenient to clean |
| CN210671800U (en) * | 2019-07-22 | 2020-06-05 | 邵娜 | Fruit tree is planted and is used liquid medicine sprinkler |
| CN211865985U (en) * | 2020-03-10 | 2020-11-06 | 铜仁职业技术学院 | Instrument cleaning device for laboratory of obstetrics and gynecology department |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114526527A (en) * | 2021-12-28 | 2022-05-24 | 桐砚设计(浙江)有限公司 | High-grade fabric production factory building |
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| CN113083769B (en) | 2022-09-30 |
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