CN111087067B - Automatic working energy-saving biochemical pond sludge adjusting device according to temperature change - Google Patents

Automatic working energy-saving biochemical pond sludge adjusting device according to temperature change Download PDF

Info

Publication number
CN111087067B
CN111087067B CN201911256745.3A CN201911256745A CN111087067B CN 111087067 B CN111087067 B CN 111087067B CN 201911256745 A CN201911256745 A CN 201911256745A CN 111087067 B CN111087067 B CN 111087067B
Authority
CN
China
Prior art keywords
magnet
shell
sliding block
rotating plate
adjusting device
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.)
Active
Application number
CN201911256745.3A
Other languages
Chinese (zh)
Other versions
CN111087067A (en
Inventor
孙陆海
孙卫清
何沛娟
孙陆军
尹香菊
彭飞
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201911256745.3A priority Critical patent/CN111087067B/en
Publication of CN111087067A publication Critical patent/CN111087067A/en
Application granted granted Critical
Publication of CN111087067B publication Critical patent/CN111087067B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/006Regulation methods for biological treatment

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Temperature-Responsive Valves (AREA)

Abstract

The invention relates to the technical field of sewage treatment biochemical tanks, and discloses an energy-saving biochemical tank sludge adjusting device capable of automatically working according to temperature change, which comprises a shell, wherein a thermal deformation material and a rotating plate are installed in the shell, a magnet I is fixedly connected to the upper end of the right side of the rotating plate, a magnet II is fixedly connected to the left side of a sliding block, a unidirectional ratchet wheel is fixedly sleeved on the outer side of the rotating shaft, a valve button is installed on the rear wall of the shell, a short rod is installed on the gear group, and a long rod is fixedly connected to the top of a center plate. When the temperature is too low, the thermal deformation material contracts, the rotating plate is stirred, the magnet I is aligned with the magnet II, the sliding block is pushed to move right, the long rod is driven to rotate, the long rod is sequentially contacted with the two short rods and then separated, the right short rod is pressed on the valve button and then separated, the valve button is enabled to be opened for a period of time, sludge is conveyed into the biochemical tank, and the function of automatically conveying the sludge into the biochemical tank according to temperature change is achieved.

Description

Automatic working energy-saving biochemical pond sludge adjusting device according to temperature change
Technical Field
The invention relates to the technical field of sewage treatment biochemical tanks, in particular to an energy-saving biochemical tank sludge adjusting device which automatically works according to temperature change.
Background
In sewage treatment, a method is commonly adopted for purifying the microorganisms in a biochemical pond, the most suitable growth and propagation temperature range of the microorganisms is 16-30 ℃, when the temperature is lower than 10 ℃, the purification effect of the wastewater is obviously reduced, in winter, the temperature of the biochemical pond is reduced by environmental influence, compensation measures are needed, such as introducing steam into a regulating pond to improve the biochemical water inlet temperature, or adding biological sludge into the biochemical pond to improve the sludge concentration and reduce the sludge load, so that the activated sludge can effectively play a role in purification.
At present, temperature control of a biochemical pond is generally carried out by adopting a temperature sensor to carry out real-time monitoring, when the temperature is found to be too low, a sludge conveying device is restarted, more power equipment is required to be installed in the method, and the power equipment is always electrified to carry out monitoring, so that the energy consumption is improved, the cost is increased, equipment such as cables is easily affected by the environment to fail, and once a circuit fails, the equipment cannot work normally, so that the use effect is not ideal.
Disclosure of Invention
The invention aims to provide an energy-saving biochemical tank sludge adjusting device which automatically works according to temperature change, and has the advantages of no need of electric drive and automatic adjustment of sludge conveying in the biochemical tank according to temperature change.
The invention adopts the following technical scheme for realizing the technical purpose:
the utility model provides an energy-saving biochemical pond mud adjusting device of automatic work according to temperature variation, which comprises a housin, the inside fixed mounting of shell has thermal deformation material, the inside of shell just is located thermal deformation material's right side and rotates and install the commentaries on classics board, thermal deformation material's right side just is located the below fixed mounting of commentaries on classics board has the fixture block, the right side upper end fixedly connected with magnet of commentaries on classics board is first, the inside of shell just is located the right side sliding mounting of commentaries on classics board has the slider, the left side fixedly connected with magnet second of slider, install the spring on the slider, the inside of shell just is located the top movable mounting of slider has the pivot, the outside of pivot has fixedly cup jointed the unidirectional ratchet that is connected with the slider meshing, the outside of pivot just is located the fixed center dish that cup joints at the back of unidirectional ratchet, the inside of shell just is located the back movable mounting of center dish has the gear train, install the valve button on the back wall of shell, install the quarter on the gear train, the top fixedly connected with stock of center dish.
Preferably, the bottom of the heat deformable material extends to the outside of the housing.
As optimization, the reset torsion spring is arranged on the rotating plate, so that the rotating plate can automatically reset after rotating.
And as optimization, the first magnet and the second magnet are staggered up and down, and the magnetism of one side of the opposite surfaces of the first magnet and the second magnet is the same.
As optimization, the top of the sliding block is provided with a pawl corresponding to the unidirectional ratchet wheel, and the sliding block can drive the unidirectional ratchet wheel to rotate unidirectionally when moving.
Preferably, the gear set comprises two gear members meshed with each other, and the two gear members are provided with short rods in a staggered mode.
As optimization, the back of the short rod is provided with a pressing block corresponding to the valve button, and the short rod presses the valve button through the pressing block to open the valve button.
As optimization, the back of the long rod is provided with a deflector rod corresponding to the short rod, and the long rod drives the short rod to move through the deflector rod.
The invention has the following beneficial effects:
1. this energy-saving biochemical pond mud adjusting device according to temperature variation automatic work, when the temperature is too low, thermal deformation material meets cold shrink, stir the rotating plate through the fixture block and rotate clockwise for magnet one moves down and aligns with magnet two, the slider moves right under the homopolar repulsion effect between the magnet, and drive one-way ratchet and stock anticlockwise rotation a week, the stock contacts with two quarter butt in proper order then separates, in this process, the quarter butt on the right presses on the valve button then separates, make the valve button be opened a period of time, begin to carry mud to the biochemical inslot, realized according to temperature variation, carry the function of mud to the biochemical inslot automatically.
2. According to the energy-saving biochemical pool sludge adjusting device automatically working according to temperature change, as the repulsive force between the magnet I and the magnet II is fixed, the time for finally driving the unidirectional ratchet wheel to rotate for one circle is also fixed, the interval time when the long rod is sequentially contacted with the two short rods is also fixed, the short rod contact valve button on the right is finally ensured, the time for conveying sludge is fixed, and the function of quantitatively conveying sludge is realized.
2. The energy-saving biochemical pool sludge adjusting device automatically working according to temperature change takes the deformation of a thermal deformation material as a trigger point, the repulsive force between magnets as a power source, no additional power equipment is needed, and the energy-saving biochemical pool sludge adjusting device is energy-saving and environment-friendly and is safe and reliable to use.
Drawings
Fig. 1 is a front cross-sectional view of the structure of the present invention.
Fig. 2 is a left side cross-sectional view of the shaft mounting structure of the present invention.
FIG. 3 is a schematic rear view of a gearset connection according to the invention.
FIG. 4 is a schematic rear view of the gear set of the present invention in motion.
In the figure: 1. a housing; 2. a thermally deformable material; 3. a rotating plate; 4. a clamping block; 5. a first magnet; 6. a slide block; 7. a second magnet; 8. a spring; 9. a rotating shaft; 10. a one-way ratchet; 11. a center plate; 12. a gear set; 13. a valve button; 14. a short bar; 15. a long rod.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-4, an energy-saving biochemical pond sludge adjusting device automatically working according to temperature change comprises a shell 1, wherein a thermal deformation material 2 is fixedly installed inside the shell 1, a rotating plate 3 is rotatably installed inside the shell 1 and positioned on the right side of the thermal deformation material 2, a clamping block 4 is fixedly installed below the rotating plate 3, a magnet 5 is fixedly connected to the upper right end of the rotating plate 3, a sliding block 6 is slidably installed inside the shell 1 and positioned on the right side of the rotating plate 3, a magnet 7 is fixedly connected to the left side of the sliding block 6, a spring 8 is installed on the sliding block 6, a rotating shaft 9 is movably installed inside the shell 1 and positioned above the sliding block 6, a unidirectional ratchet wheel 10 meshed with the sliding block 6 is fixedly sleeved on the outer side of the rotating shaft 9, a central disc 11 is fixedly sleeved on the back side of the unidirectional ratchet wheel 10, a gear set 12 is movably installed inside the shell 1 and positioned on the back side of the central disc 11, a valve button 13 is installed on the back wall of the shell 1, a short rod 14 is installed on the gear set 12, and a long rod 15 is fixedly connected to the top of the central disc 11.
Wherein the bottom of the heat deformable material 2 extends to the outside of the housing 1.
Wherein, install reset torsion spring on the rotating plate 3 for rotating plate 3 can automatic re-setting after rotating.
Wherein the first magnet 5 and the second magnet 7 are staggered up and down, and the magnetism of one side of the opposite surfaces of the first magnet and the second magnet is the same.
Wherein, the top of the slide block 6 is provided with a pawl corresponding to the unidirectional ratchet 10, and the slide block 6 drives the unidirectional ratchet 10 to rotate unidirectionally when moving.
Wherein the gear set 12 comprises two mutually meshed gear members, and the two gear members are provided with short rods 14 in a staggered mode.
Wherein, the back of the short rod 14 is provided with a pressing block corresponding to the valve button 13, and the short rod 14 presses the valve button 13 through the pressing block to open.
Wherein, the back of the long rod 15 is provided with a deflector rod corresponding to the short rod 14, and the long rod 15 drives the short rod 14 to move through the deflector rod.
When the device is used, the device is arranged above a biochemical pond, the valve button 13 is used for controlling the conveying of sludge, the temperature in the biochemical pond is detected through the thermal deformation material 2, the sliding block 6 is close to the rotating plate 3 under the thrust of the spring 8 in an initial state, the magnet I5 and the magnet II 7 are staggered, and the short rod 14 is not contacted with the valve button 13, as shown in figure 1; when the temperature is too low, the thermal deformation material 2 contracts when being cooled, the rotating plate 3 is stirred to rotate clockwise through the clamping block 4, so that the magnet I5 moves downwards and is aligned with the magnet II 7, the sliding block 6 moves rightwards under the action of the homopolar repulsive force between the magnets, the unidirectional ratchet 10 is driven to rotate anticlockwise for one circle (the circle of rotation can be obtained by designing the teeth on the sliding block 6 and the unidirectional ratchet 10), in figure 1, the unidirectional ratchet 10 drives the long rod 15 to rotate anticlockwise for one circle through the rotating shaft 9 and the central disc 11, in the process of anticlockwise rotation of the long rod 15, the long rod 15 is firstly contacted with the left short rod 14 and then separated, then contacted with the right short rod 14 and then separated, in the process, the long rod 15 is firstly anticlockwise rotated and pressed on the valve button 13 through the gear piece on the left side of the left short rod 14, at the moment, the valve button 13 is opened, the sludge is conveyed into the biochemical tank, then the long rod 15 drives the right gear piece to rotate anticlockwise through the right short rod 14, so that the right short rod 14 is separated from the valve button 13, the sludge conveying is stopped, the gear group 12, the short rod 14 and the long rod 15 return to the initial positions after one circle of rotation, and the reset is completed, therefore, the process realizes the function of automatically conveying the sludge into the biochemical tank when the temperature is too low, the repulsive force between the magnet I5 and the magnet II 7 is fixed, the time used for finally driving the unidirectional ratchet 10 to rotate one circle is fixed, the interval time when the long rod 15 is sequentially contacted with the two short rods 14 is fixed, finally, the contact of the right short rod 14 with the valve button 13 is ensured, the time for conveying the sludge is fixed, the function of quantitatively conveying the sludge is realized, and the device takes the deformation of the thermal deformation material 2 as a trigger point, the repulsive force between the magnets is used as a power source, no additional electric equipment is needed, and the device is energy-saving and environment-friendly and safe and reliable to use.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (4)

1. The utility model provides an energy-saving biochemical pond mud adjusting device of automatic work according to temperature variation, includes shell (1), its characterized in that: the novel valve comprises a shell (1), a thermal deformation material (2) is fixedly arranged in the shell (1), a rotating plate (3) is rotatably arranged in the shell (1) and positioned on the right side of the thermal deformation material (2), a clamping block (4) is fixedly arranged below the rotating plate (3), a first magnet (5) is fixedly connected to the upper right end of the rotating plate (3), a sliding block (6) is slidably arranged in the shell (1) and positioned on the right side of the rotating plate (3), a second magnet (7) is fixedly connected to the left side of the sliding block (6), a spring (8) is arranged on the sliding block (6), a rotating shaft (9) is movably arranged in the shell (1) and positioned above the sliding block (6), a one-way ratchet wheel (10) which is in meshed connection with the sliding block (6) is fixedly sleeved on the outer side of the rotating shaft (9), a central disc (11) is fixedly sleeved on the back of the rotating shaft (9), a gear set (12) is movably arranged in the inner side of the shell (1) and positioned on the back of the central disc (11), a valve button (13) is arranged on the back wall of the shell (1), and a short rod (14) is fixedly connected with a long rod (15);
the first magnet (5) and the second magnet (7) are staggered up and down, one sides of opposite surfaces of the first magnet and the second magnet are same in magnetism, the gear set (12) comprises two gear pieces which are meshed with each other, short rods (14) are installed on the two gear pieces in a staggered mode, pressing blocks corresponding to the valve buttons (13) are arranged on the back faces of the short rods (14), and deflector rods corresponding to the short rods (14) are arranged on the back faces of the long rods (15).
2. An energy-saving biochemical pool sludge adjusting device automatically working according to temperature variation as claimed in claim 1, wherein: the bottom of the heat deformable material (2) extends to the outside of the housing (1).
3. An energy-saving biochemical pool sludge adjusting device automatically working according to temperature variation as claimed in claim 1, wherein: and a reset torsion spring is arranged on the rotating plate (3).
4. An energy-saving biochemical pool sludge adjusting device automatically working according to temperature variation as claimed in claim 1, wherein: the top of the sliding block (6) is provided with a pawl corresponding to the unidirectional ratchet wheel (10).
CN201911256745.3A 2019-12-08 2019-12-08 Automatic working energy-saving biochemical pond sludge adjusting device according to temperature change Active CN111087067B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911256745.3A CN111087067B (en) 2019-12-08 2019-12-08 Automatic working energy-saving biochemical pond sludge adjusting device according to temperature change

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911256745.3A CN111087067B (en) 2019-12-08 2019-12-08 Automatic working energy-saving biochemical pond sludge adjusting device according to temperature change

Publications (2)

Publication Number Publication Date
CN111087067A CN111087067A (en) 2020-05-01
CN111087067B true CN111087067B (en) 2023-12-19

Family

ID=70394766

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201911256745.3A Active CN111087067B (en) 2019-12-08 2019-12-08 Automatic working energy-saving biochemical pond sludge adjusting device according to temperature change

Country Status (1)

Country Link
CN (1) CN111087067B (en)

Citations (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR527887A (en) * 1919-09-19 1921-11-03 Horlogerie Et Bijouterie De Ge Pull-down winding and setting mechanism
GB452788A (en) * 1934-03-03 1936-08-28 Eclipse Machine Co Improvements in engine starter drives
GB1310325A (en) * 1970-06-05 1973-03-21 Hattori Tokeiten Kk Shutter mechanism and camera provided therewith
CN2097930U (en) * 1991-06-26 1992-03-04 张世文 Time stop valve
KR20000042889A (en) * 1998-12-28 2000-07-15 이구택 Controlling method of sludge concentration in forming process for sludge cake and apparatus thereof
CN2524038Y (en) * 2002-01-27 2002-12-04 冯亨宁 Automatic control water valve
CN2622888Y (en) * 2003-04-30 2004-06-30 王伟 Time controlled lampholder
CN2634634Y (en) * 2003-07-18 2004-08-18 上海中川电化有限公司 Timing automatic switch for electric washing machine
CN101066507A (en) * 2006-05-07 2007-11-07 许洪波 Time controlled parachute
CN101183840A (en) * 2007-10-16 2008-05-21 温天驰 Magnetic energy engine
CN101581167A (en) * 2009-06-12 2009-11-18 吴斐 Electronic door lock of unlocking motor with electromechanical conversion
FR2960035A1 (en) * 2010-05-17 2011-11-18 Peugeot Citroen Automobiles Sa Control system for gear box of motor vehicle, has brake assembly including sheath that is in rear step position for being slid on control rod and in waiting position for being translated with control rod
CN202340586U (en) * 2011-12-06 2012-07-25 符自贵 Full-automatic pet feeder
CN102926913A (en) * 2012-10-30 2013-02-13 连自强 Water power machine
CN203411106U (en) * 2013-07-24 2014-01-29 崴强科技股份有限公司 Automatic feeding device
CN204706626U (en) * 2015-06-26 2015-10-14 浙江中星光电子科技有限公司 A kind of antenna connection device and antenna system
CN107044561A (en) * 2017-05-19 2017-08-15 中山万和电器有限公司 The gas valve body device of controllable temperature
CN108260970A (en) * 2018-01-31 2018-07-10 郑州航空工业管理学院 A kind of architectural drawing show stand
CN208002459U (en) * 2017-07-05 2018-10-26 海南大学 Automatic turning cushion
CN208289575U (en) * 2018-06-22 2018-12-28 泉州妍颖贸易有限公司 A kind of Furniture panel grinding device
CN208684538U (en) * 2018-08-23 2019-04-02 沈阳建筑大学建筑设计研究院 A kind of device for reducing clarifier sludge and being detained
CN110344592A (en) * 2019-07-15 2019-10-18 钱佳平 A kind of self-compacting concrete blanking equipment according to temperature automatic adjustment

Patent Citations (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR527887A (en) * 1919-09-19 1921-11-03 Horlogerie Et Bijouterie De Ge Pull-down winding and setting mechanism
GB452788A (en) * 1934-03-03 1936-08-28 Eclipse Machine Co Improvements in engine starter drives
GB1310325A (en) * 1970-06-05 1973-03-21 Hattori Tokeiten Kk Shutter mechanism and camera provided therewith
CN2097930U (en) * 1991-06-26 1992-03-04 张世文 Time stop valve
KR20000042889A (en) * 1998-12-28 2000-07-15 이구택 Controlling method of sludge concentration in forming process for sludge cake and apparatus thereof
CN2524038Y (en) * 2002-01-27 2002-12-04 冯亨宁 Automatic control water valve
CN2622888Y (en) * 2003-04-30 2004-06-30 王伟 Time controlled lampholder
CN2634634Y (en) * 2003-07-18 2004-08-18 上海中川电化有限公司 Timing automatic switch for electric washing machine
CN101066507A (en) * 2006-05-07 2007-11-07 许洪波 Time controlled parachute
CN101183840A (en) * 2007-10-16 2008-05-21 温天驰 Magnetic energy engine
CN101581167A (en) * 2009-06-12 2009-11-18 吴斐 Electronic door lock of unlocking motor with electromechanical conversion
FR2960035A1 (en) * 2010-05-17 2011-11-18 Peugeot Citroen Automobiles Sa Control system for gear box of motor vehicle, has brake assembly including sheath that is in rear step position for being slid on control rod and in waiting position for being translated with control rod
CN202340586U (en) * 2011-12-06 2012-07-25 符自贵 Full-automatic pet feeder
CN102926913A (en) * 2012-10-30 2013-02-13 连自强 Water power machine
CN203411106U (en) * 2013-07-24 2014-01-29 崴强科技股份有限公司 Automatic feeding device
CN204706626U (en) * 2015-06-26 2015-10-14 浙江中星光电子科技有限公司 A kind of antenna connection device and antenna system
CN107044561A (en) * 2017-05-19 2017-08-15 中山万和电器有限公司 The gas valve body device of controllable temperature
CN208002459U (en) * 2017-07-05 2018-10-26 海南大学 Automatic turning cushion
CN108260970A (en) * 2018-01-31 2018-07-10 郑州航空工业管理学院 A kind of architectural drawing show stand
CN208289575U (en) * 2018-06-22 2018-12-28 泉州妍颖贸易有限公司 A kind of Furniture panel grinding device
CN208684538U (en) * 2018-08-23 2019-04-02 沈阳建筑大学建筑设计研究院 A kind of device for reducing clarifier sludge and being detained
CN110344592A (en) * 2019-07-15 2019-10-18 钱佳平 A kind of self-compacting concrete blanking equipment according to temperature automatic adjustment

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
台扇摇头机构的分析;施荣昌;家用电器科技(第003期);全文 *
钻剃齿刀退刀孔的自动化装置;孟■, 张立勋, 顾立志;机床与液压(第06期);全文 *

Also Published As

Publication number Publication date
CN111087067A (en) 2020-05-01

Similar Documents

Publication Publication Date Title
CN101206082B (en) Auto-tracking sun device
CN102359640B (en) Special motor valve for intelligent gas meter control
CN111087067B (en) Automatic working energy-saving biochemical pond sludge adjusting device according to temperature change
CN111713388A (en) Energy-saving automatic watering device and application thereof
CN202100137U (en) Zero-energy-consumption automatic sliding door
CN203550800U (en) Automatic trap machine
CN116253438A (en) Microorganism wastewater treatment system
CN210715076U (en) Water pump fixing device for sewage treatment
CN211712856U (en) Wastewater treatment system
CN2524038Y (en) Automatic control water valve
CN210764387U (en) Sewage treatment puts in device with disinfection powder
CN202280920U (en) Valve core assembly of motor valve special for controlling intelligent gas meter
CN202280903U (en) Special motor valve for controlling intelligent gas meter
CN208955989U (en) A kind of cleaning device of solar panel
CN2584983Y (en) Automatic valve for cistern water intake
CN203277215U (en) An operating mechanism of an AC high-voltage vacuum circuit breaker
CN220688165U (en) Electric control type valve body actuating mechanism
CN220446464U (en) Transmission mechanism of industrial robot
CN214830046U (en) Device is used in polyurethane production
CN111362375B (en) River water purification device based on power supply control
CN220436811U (en) Three-point temperature tracking hot water circulation heating system
CN218829691U (en) Photovoltaic fishpond
CN212769920U (en) Full-automatic linkage control system of sewage treatment plant
CN209493389U (en) A kind of sewage-treatment plant
CN220809773U (en) Underwater robot convenient for adjusting light

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
GR01 Patent grant
GR01 Patent grant