CN111706770A - Suspension lifting type instrument support - Google Patents
Suspension lifting type instrument support Download PDFInfo
- Publication number
- CN111706770A CN111706770A CN202010599254.5A CN202010599254A CN111706770A CN 111706770 A CN111706770 A CN 111706770A CN 202010599254 A CN202010599254 A CN 202010599254A CN 111706770 A CN111706770 A CN 111706770A
- Authority
- CN
- China
- Prior art keywords
- connecting plate
- sensor
- pipe
- main pipe
- fixed
- 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
- 239000000725 suspension Substances 0.000 title claims abstract description 9
- 239000007788 liquid Substances 0.000 abstract description 11
- 238000005259 measurement Methods 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 4
- 230000008439 repair process Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 238000012544 monitoring process Methods 0.000 description 5
- 239000010865 sewage Substances 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 208000014451 palmoplantar keratoderma and congenital alopecia 2 Diseases 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/043—Allowing translations
- F16M11/046—Allowing translations adapted to upward-downward translation movement
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/18—Water
- G01N33/1886—Water using probes, e.g. submersible probes, buoys
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M2200/00—Details of stands or supports
- F16M2200/04—Balancing means
- F16M2200/047—Balancing means for balancing translational movement of the head
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Level Indicators Using A Float (AREA)
Abstract
The invention discloses a suspension lifting type instrument support which comprises a fixed main pipe and a sensor, wherein a sliding assembly for enabling the sensor to axially reciprocate along the fixed main pipe is connected between the fixed main pipe and the sensor, a floating ball is arranged on the sliding assembly, and the floating ball is positioned above the sensor. The invention has the following advantages and effects: the invention can move up and down along with the liquid level to complete parameter measurement, and is suitable for different use working conditions; but also ensures the beautiful appearance of the bracket and is convenient for disassembly, maintenance and repair.
Description
Technical Field
The invention relates to a sewage monitoring accessory, in particular to a suspension lifting type instrument support.
Background
The online monitoring instrument is the basis for realizing automatic control in a sewage plant. The on-line monitoring instrument consists of a sensor and a transmitter, and the sensor of the on-line monitoring instrument is arranged in the sewage, so that various parameters in the sewage are monitored in real time. The existing sensors are all fixed, when the fixed sensors meet biochemical pools in the sewage treatment process such as CAST/CASS and the like, the liquid level change amplitude of the biochemical pools is 1-2 meters when the process is operated, and parameters for measuring dissolved oxygen and the like in the biochemical pools need to be kept suspended on the liquid level for measurement, so that the installation mode of the existing sensors cannot be applied in the working condition.
Disclosure of Invention
The invention aims to provide a suspension lifting type instrument support which can move up and down along with liquid level to complete parameter measurement and adapt to different use working conditions; but also ensures the beautiful appearance of the bracket and is convenient for disassembly, maintenance and repair.
The technical purpose of the invention is realized by the following technical scheme: the utility model provides a suspension over-and-under type instrument support, includes fixed being responsible for and the sensor, be connected with the slip subassembly that supplies the sensor to follow fixed being responsible for axial reciprocating motion between fixed being responsible for and the sensor, be equipped with the floater on the slip subassembly, the floater is located the sensor top.
Through adopting above-mentioned technical scheme, will fix the person in charge and install in biochemical pond inner wall, the floater produces buoyancy and suspension on the level surface for the sensor that is located the floater below can be located the liquid all the time. When the liquid level changes, the height of the floating ball and the height of the sensor are changed through the sliding assembly, so that the floating ball is always suspended on the liquid level surface, the sensor is always positioned in the liquid, and parameter measurement is completed. The support can adapt to different use working conditions, is attractive and is convenient to disassemble, maintain and maintain.
Further setting the following steps: the sliding assembly comprises a connecting plate matched with the fixed main pipe in a sliding mode and a connecting pipe arranged on the connecting plate, and the sensor and the floating ball are arranged on the connecting pipe.
Through adopting above-mentioned technical scheme, the connecting plate is used for changing the position height of floater and sensor with fixed person in charge's mode of sliding fit for this monitoring can realize automatically regulated along with the change of liquid level height.
Further setting the following steps: and a guide assembly for guiding the connecting plate to axially move along the fixed main pipe and limiting the circumferential rotation of the connecting plate is arranged between the fixed main pipe and the connecting plate.
Through adopting above-mentioned technical scheme, the setting of guide assembly guides spacingly to the slip direction of connecting plate, prevents that sensor and floater from striking in biochemical pond wall, avoids unexpected the emergence.
Further setting the following steps: the guide assembly comprises a slide rail which is arranged on the fixed main pipe and extends along the axial direction of the fixed main pipe and a slide block which is arranged on the connecting plate and is matched with the slide rail in a sliding manner.
Through adopting above-mentioned technical scheme, the cooperation between slider and the slide rail is guided and is spacing the slip direction of connecting plate between the two.
Further setting the following steps: and a wire passing hole which is communicated with the outside and is used for a sensor wire to pass through is arranged in the connecting pipe.
Through adopting above-mentioned technical scheme, the setting of crossing the line hole supplies the wire of sensor to pass, plays the guard action to the wire to make this support more pleasing to the eye.
Further setting the following steps: the wire passing holes respectively penetrate through two ends of the connecting pipe along the axial direction of the connecting pipe, and the sensor is in threaded connection with the lower end of the connecting pipe.
Through adopting above-mentioned technical scheme, threaded connection's mode can realize the convenient dismouting of sensor, and can also play fine sealed effect to crossing the line hole, prevents that liquid from getting into to cross the line hole.
Further setting the following steps: the connecting plate is provided with a sliding hole for the fixed main pipe to pass through and slide with the fixed main pipe, the outer peripheral wall of the fixed main pipe is provided with a fixing frame, and the connecting plate is provided with a notch for communicating the sliding hole with the outside and allowing the connecting plate to slide through the fixing frame.
Through adopting above-mentioned technical scheme, the setting up of mount realizes fixed being responsible for and treats the stable installation between the mounted position, makes the existence of mount can not influence the normal slip of connecting plate through the setting up of breach, also can guarantee the normal separation between the two of connecting plate and fixed being responsible for to the maintenance is maintained in the realization convenience of disassembling.
Further setting the following steps: the quantity of connecting plate is two and follows the fixed main pipe axial interval arrangement setting, two be connected with the balanced connecting rod between the connecting plate.
Through adopting above-mentioned technical scheme, the setting up of balanced connecting rod guarantees two connecting plates and the fixed precision fit between the two of being responsible for, guarantees the smooth and easy nature of sliding.
Further setting the following steps: the connecting plate is provided with a fixing hole for the connecting pipe to pass through, and the connecting plate is provided with a locking piece for fixing the connecting pipe in the fixing hole.
Through adopting above-mentioned technical scheme, convenient dismouting between connecting plate and the connecting pipe is realized to fixed orifices cooperation locking piece.
Further setting the following steps: the floating ball is provided with a through hole for the connecting pipe to pass through.
Through adopting above-mentioned technical scheme, the convenient installation between floater and the connecting pipe is realized to fenestrate setting.
In conclusion, the invention has the following beneficial effects: the invention can move up and down along with the liquid level to complete parameter measurement, and is suitable for different use working conditions; but also ensures the beautiful appearance of the bracket and is convenient for disassembly, maintenance and repair.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment;
FIG. 2 is a schematic structural diagram of a fixed main pipe in the embodiment;
FIG. 3 is a schematic structural view of a connection plate in the embodiment;
FIG. 4 is a sectional view of the floating ball in the embodiment;
FIG. 5 is a sectional view of a connection pipe in the embodiment.
In the figure: 1. fixing the main pipe; 2. a sensor; 3. a sliding assembly; 31. a connecting plate; 32. a connecting pipe; 4. a floating ball; 5. a slide rail; 6. a slider; 7. a wire passing hole; 8. a slide hole; 9. a fixed mount; 10. a notch; 11. a balance connecting rod; 12. a fixing hole; 13. a locking member; 14. and (6) perforating.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 to 5, a suspension lifting type instrument support comprises a main fixing pipe 1 and a sensor 2, and a sliding assembly 3 for the sensor 2 to reciprocate axially along the main fixing pipe 1 is connected between the main fixing pipe 1 and the sensor 2. The sliding assembly 3 comprises two connecting plates 31 and connecting pipes 32 arranged on the connecting plates 31, the connecting plates 31 are arranged at intervals along the axial direction of the fixed main pipe 1, and a balance connecting rod 11 is fixedly connected between the two connecting plates 31. Every connecting plate 31 is last all to be formed with and to supply fixed being responsible for 1 to pass and with it the sliding hole 8 of the complex that slides, and fixed being responsible for 1 periphery wall and fixed being provided with mount 9, offers on the connecting plate 31 intercommunication sliding hole 8 and external and supply connecting plate 31 to slide and pass the breach 10 of mount 9.
All be formed with fixed orifices 12 on every connecting plate 31, the axial of two coaxial settings of fixed orifices 12 and fixed orifices 12 is parallel to each other with the fixed axial of being responsible for 1, connecting pipe 32 sets up in fixed orifices 12, be equipped with on the connecting plate 31 and be fixed in the retaining member 13 of fixed orifices 12 with connecting pipe 32, the retaining member is the bolt with connecting plate 31 threaded connection, bolt and connecting plate 31 threaded connection are used for driving the bolt and remove towards connecting pipe 32 and support the tight fastening in fixed orifices 12 walls with connecting pipe 32.
Wire through holes 7 are formed in the connecting pipe 32, the wire through holes 7 respectively penetrate through two ends of the connecting pipe 32 along the axial direction of the connecting pipe 32, the lower end of the connecting pipe 32 is in threaded connection with the sensor 2, and the sensor 2 is in threaded connection with the wall of the wire through hole 7, so that a lead of the sensor 2 can penetrate out of the wire through hole 7. A floating ball 4 is disposed between the two connecting plates 31 on the connecting pipe 32, and a through hole 14 for the connecting pipe 32 to pass through is formed on the floating ball 4.
Be equipped with between fixed main pipe 1 and the connecting plate 31 and be used for guiding connecting plate 31 along fixed main pipe 1 axial motion and restrict the guide subassembly of connecting plate 31 circumferential direction, the guide subassembly is including seting up in fixed main pipe 1 periphery wall and along its axial extension's slide rail 5 and an organic whole set up in slide opening 8 wall and with slide rail 5 sliding fit's slider 6.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (10)
1. The utility model provides a suspension over-and-under type instrument support, includes fixed person in charge (1) and sensor (2), its characterized in that: the sensor is characterized in that a sliding assembly (3) which is used for enabling the sensor (2) to axially reciprocate along the fixed main pipe (1) is connected between the fixed main pipe (1) and the sensor (2), a floating ball (4) is arranged on the sliding assembly (3), and the floating ball (4) is located above the sensor (2).
2. The suspended lift meter support according to claim 1, wherein: the sliding assembly (3) comprises a connecting plate (31) in sliding fit with the fixed main pipe (1) and a connecting pipe (32) arranged on the connecting plate (31), and the sensor (2) and the floating ball (4) are arranged on the connecting pipe (32).
3. The suspended lift meter support according to claim 2, wherein: a guide assembly used for guiding the connecting plate (31) to move axially along the fixed main pipe (1) and limiting the circumferential rotation of the connecting plate (31) is arranged between the fixed main pipe (1) and the connecting plate (31).
4. The suspended lift meter support according to claim 3, wherein: the guide assembly comprises a sliding rail (5) which is arranged on the fixed main pipe (1) and extends along the axial direction of the fixed main pipe and a sliding block (6) which is arranged on the connecting plate (31) and is matched with the sliding rail (5) in a sliding mode.
5. The suspended lift meter support according to claim 2, wherein: and a wire passing hole (7) which is communicated with the outside and is used for a lead of the sensor (2) to pass through is formed in the connecting pipe (32).
6. The suspended lift meter support according to claim 2, wherein: the wire passing hole (7) penetrates through two ends of the connecting pipe (32) along the axial direction of the connecting pipe (32), and the sensor (2) is in threaded connection with the lower end of the connecting pipe (32).
7. The suspended lift meter support according to claim 2, wherein: be formed with on connecting plate (31) and supply fixed being responsible for (1) to pass and with it the complex slide opening (8) that slides, fixed being responsible for (1) periphery wall is equipped with mount (9), be equipped with intercommunication slide opening (8) and external and supply connecting plate (31) to slide breach (10) that pass mount (9) on connecting plate (31).
8. The suspended lift meter support according to claim 2, wherein: the quantity of connecting plate (31) is two and follows fixed being responsible for (1) axial interval arrangement and sets up, two be connected with balanced connecting rod (11) between connecting plate (31).
9. The suspended lift meter support according to claim 2, wherein: the connecting plate (31) is provided with a fixing hole (12) for the connecting pipe (32) to pass through, and the connecting plate (31) is provided with a locking piece (13) for fixing the connecting pipe (32) in the fixing hole (12).
10. The suspended lift meter support according to claim 2, wherein: the floating ball (4) is provided with a through hole (14) for the connecting pipe (32) to pass through.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010599254.5A CN111706770B (en) | 2020-06-28 | 2020-06-28 | Suspension lifting type instrument support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010599254.5A CN111706770B (en) | 2020-06-28 | 2020-06-28 | Suspension lifting type instrument support |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111706770A true CN111706770A (en) | 2020-09-25 |
| CN111706770B CN111706770B (en) | 2021-05-07 |
Family
ID=72543701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010599254.5A Active CN111706770B (en) | 2020-06-28 | 2020-06-28 | Suspension lifting type instrument support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111706770B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001311654A (en) * | 2000-04-28 | 2001-11-09 | Yazaki Corp | Liquid level sensor |
| US20040182152A1 (en) * | 2003-02-11 | 2004-09-23 | C.R.F. Societa Consortile Per Azioni | Level-sensor device for a liquid-fuel tank, particularly for a system for supplying LPG to an internal-combustion engine |
| CN203464979U (en) * | 2013-08-29 | 2014-03-05 | 连力生 | Liquid level sensor |
| CN206330651U (en) * | 2016-08-30 | 2017-07-14 | 瑞安市胜王汽车电器有限公司 | A kind of multi-functional formula automobile oil level sensor |
| CN109029638A (en) * | 2018-08-10 | 2018-12-18 | 合肥市恒昌自动化控制有限责任公司 | Integrated municipal drainage system inspection shaft liquid level emasuring device |
| CN208505391U (en) * | 2018-08-18 | 2019-02-15 | 承德市汇通化工装备有限公司 | Bite type metal pipe float flow meter |
| KR20190124955A (en) * | 2018-04-27 | 2019-11-06 | 경상남도 고성군 | Holder for water quality test sensor |
| CN210860370U (en) * | 2019-10-21 | 2020-06-26 | 南京优格环保科技有限公司 | PH measuring device capable of ascending and descending along with liquid level for sewage treatment |
-
2020
- 2020-06-28 CN CN202010599254.5A patent/CN111706770B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001311654A (en) * | 2000-04-28 | 2001-11-09 | Yazaki Corp | Liquid level sensor |
| US20040182152A1 (en) * | 2003-02-11 | 2004-09-23 | C.R.F. Societa Consortile Per Azioni | Level-sensor device for a liquid-fuel tank, particularly for a system for supplying LPG to an internal-combustion engine |
| CN203464979U (en) * | 2013-08-29 | 2014-03-05 | 连力生 | Liquid level sensor |
| CN206330651U (en) * | 2016-08-30 | 2017-07-14 | 瑞安市胜王汽车电器有限公司 | A kind of multi-functional formula automobile oil level sensor |
| KR20190124955A (en) * | 2018-04-27 | 2019-11-06 | 경상남도 고성군 | Holder for water quality test sensor |
| CN109029638A (en) * | 2018-08-10 | 2018-12-18 | 合肥市恒昌自动化控制有限责任公司 | Integrated municipal drainage system inspection shaft liquid level emasuring device |
| CN208505391U (en) * | 2018-08-18 | 2019-02-15 | 承德市汇通化工装备有限公司 | Bite type metal pipe float flow meter |
| CN210860370U (en) * | 2019-10-21 | 2020-06-26 | 南京优格环保科技有限公司 | PH measuring device capable of ascending and descending along with liquid level for sewage treatment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111706770B (en) | 2021-05-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111706770B (en) | Suspension lifting type instrument support | |
| CN103759918B (en) | The assay device of assessment bionic jet flow surface panel friction reduction effect and method | |
| CN205691204U (en) | Circulating water pool floodometer | |
| CN203715764U (en) | Main transmission device of fully automatic vertical continuous plating line | |
| CN203519111U (en) | Photoelectric liquid level metering device | |
| CN219347909U (en) | Dam water level safety monitoring device | |
| CN213714453U (en) | Intelligent current measuring instrument | |
| CN209085615U (en) | A kind of aided measurement device peculiar to vessel | |
| CN205222271U (en) | Crawler -type dragging machine | |
| CN205175743U (en) | Multiple spot water sample automatic acquisition device that unmanned ship carried on | |
| CN112747211B (en) | Self-driven positioning device for relative water depth | |
| CN116201527A (en) | Logging tensiometer with adjustable measurement angle and suitable for multi-number cables | |
| CN210833772U (en) | Water level measurement and control system for large-scale axial flow propeller type unit | |
| CN205534324U (en) | Big low discharge combination control valve | |
| CN205302362U (en) | Novel coiled tubing counter | |
| CN204491529U (en) | A kind of novel river sluice structure | |
| CN205398037U (en) | A mounting structure that is arranged in outdoor instrument of water treatment | |
| CN206525367U (en) | A kind of Water level adjustment device of protein separator | |
| CN202420616U (en) | Automatic multipoint monitoring laser level gage | |
| CN202402015U (en) | Underground adjustable water distribution device | |
| CN205062666U (en) | Push -pull system is opened to bridge prestressing force | |
| CN110907619B (en) | Box type simulation experiment device for pollutant migration and conversion and oxygen balance mechanism | |
| CN105911371B (en) | A kind of liquid potential detection device | |
| CN201463987U (en) | Ultrasonic wave liquid level measuring device for urban sewage treatment automatic control system | |
| CN205527977U (en) | Rotary type water decanter is water level control device at uniform velocity |
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 |