CN115183740A - Composite level for monitoring pipe gallery construction and monitoring method thereof - Google Patents
Composite level for monitoring pipe gallery construction and monitoring method thereof Download PDFInfo
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- CN115183740A CN115183740A CN202211099898.3A CN202211099898A CN115183740A CN 115183740 A CN115183740 A CN 115183740A CN 202211099898 A CN202211099898 A CN 202211099898A CN 115183740 A CN115183740 A CN 115183740A
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- pipe
- monitoring
- transmission pipe
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- level
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C5/00—Measuring height; Measuring distances transverse to line of sight; Levelling between separated points; Surveyors' levels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
Abstract
The application discloses a composite level gauge for monitoring pipe gallery construction and a monitoring method thereof, and belongs to the technical field of municipal engineering. The electromagnetic valve device mainly comprises a base, wherein a first transmission pipe is arranged at the top of the base, a third transmission pipe is arranged at the top of the base, a second transmission pipe is arranged at the top of the base, a fourth transmission pipe is arranged at the top of the base, the first transmission pipe is connected with the third transmission pipe through a pipeline, the second transmission pipe is connected with the fourth transmission pipe through a pipeline, a first electromagnetic valve is arranged on the pipeline of the first transmission pipe, and a second electromagnetic valve is arranged on the pipeline of the second transmission pipe. The utility model provides a compound surveyor's level is used in piping lane construction monitoring can draw the water in the water pipe in the piping lane through being provided with first solenoid valve and second solenoid valve to carry out the water pressure test to the water pipe, whether will judge water pressure qualified at the in-process that detects water simultaneously, if unqualified then calling personnel maintain, reach the purpose that detects then.
Description
Technical Field
The invention relates to the technical field of municipal engineering, in particular to a composite level gauge for monitoring pipe gallery construction and a monitoring method thereof.
Background
The piping lane mainly used: municipal civil engineering projects such as power cables, communication cables, water supply pipelines and the like;
the construction of the urban comprehensive pipe gallery influences the safety of the surrounding environment, the urban comprehensive pipe gallery is responsible for important tasks of urban operation, the structural importance of the urban comprehensive pipe gallery is self-evident, after the construction of the pipe gallery is finished, a pipe gallery needs to be monitored in real time, the potential safety hazard of engineering is discovered in time, and the structure of the pipe gallery is reinforced and improved;
the monitoring of multiple form need be carried out to the piping lane at the in-process of piping lane monitoring, for example piping lane difference in height, water pipe pressure etc. and present surveyor's level all function singleness, and need artificial control after the installation, and be in the piping lane for a long time, the life of surveyor's level is short, needs artificial management to maintain, consequently, it is very necessary to design a compound surveyor's level for piping lane construction monitoring and monitoring method.
It is noted that the above information disclosed in this background section is only for background purposes in understanding the inventive concept and, therefore, it may contain information that does not constitute prior art.
Disclosure of Invention
The invention aims to provide a composite level gauge for monitoring pipe gallery construction and a monitoring method thereof, so as to solve the problems in the background technology.
The inventor finds out through research that: in the monitoring application of the existing pipe gallery level, although the adopted level is high in monitoring quality, the monitoring application is single in function application, after the level is installed manually, personnel leave the pipe gallery, the position and the angle of the level cannot be changed, and the personnel are required to perform on-site adjustment each time;
in order to solve the technical problems, the invention provides the following technical scheme: the composite level for monitoring the construction of the pipe gallery comprises a base, wherein a first transmission pipe is arranged at the top of the base, a third transmission pipe is arranged at the top of the base, a second transmission pipe is arranged at the top of the base, a fourth transmission pipe is arranged at the top of the base, the first transmission pipe is connected with the third transmission pipe through a pipeline, the second transmission pipe is connected with the fourth transmission pipe through a pipeline, a first electromagnetic valve is arranged on the pipeline of the first transmission pipe, a second electromagnetic valve is arranged on the pipeline of the second transmission pipe, a water inlet hole is respectively connected with the third transmission pipe and the fourth transmission pipe, a water inlet hole is arranged on the water inlet valve, the water inlet valve is connected with a buffer cavity, and the central pivot cavity is connected with the buffer cavity.
According to the technical scheme, the bottom of cushion chamber is equipped with the recess, be equipped with ventilation assembly in the recess, ventilation assembly is including last guide pillar, induced air ball, protective housing, wherein:
the upper guide pillar is connected with the buffer cavity, the air inducing ball is connected with the upper guide pillar, a plurality of air inducing holes are formed in the air inducing ball, air flow is induced into the upper guide pillar through the air inducing holes by the air inducing ball, and the protective shell is arranged at the bottom of the upper guide pillar;
the induced draft ball is located in the protective shell.
According to the technical scheme, the top of the central cavity is fixedly provided with a mounting disc, and the mounting disc is in transmission connection with a shell;
the monitoring device is characterized in that a monitoring tube shell is arranged on the shell, a monitoring tube is arranged in the monitoring tube shell, and a lens is arranged at the front end of the monitoring tube.
According to the technical scheme, the monitoring pipe shell is provided with a motion kit, the motion kit comprises a first bearing sleeve and a second bearing sleeve, the first bearing sleeve is arranged on the side wall of the monitoring pipe shell, the second bearing sleeve is arranged on the shell, and the first bearing sleeve and the second bearing sleeve are internally provided with an electric control lifting column.
According to the technical scheme, the shell is provided with the first connecting block, the side wall of the first connecting block is provided with the rotating hole, the side wall of the monitoring pipe shell is fixedly connected with the second connecting block, and the side wall of the second connecting block is fixedly connected with the rotating rod.
According to the technical scheme, the mounting disc is provided with the line pipes, and the line pipes are converged and connected with the main pipe at the tail end.
Compared with the prior art, the invention has the following beneficial effects: according to the invention, the ventilation assembly is arranged, after the water pipe is detected, the third electromagnetic valve is opened, and the air flow in the pipe gallery is introduced into the buffer cavity and the central cavity.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is an overall cross-sectional elevational view of the invention;
FIG. 2 is a schematic view of the mounting plate and housing of the present invention;
FIG. 3 is a schematic illustration of the manifold and line pipe of the present invention;
FIG. 4 is a schematic view of the components of the monitoring tube of the present invention;
FIG. 5 is a schematic view of the vent assembly of the present invention;
FIG. 6 is an enlarged view of area A of FIG. 2 in accordance with the present invention;
FIG. 7 is a schematic flow diagram of the water stream of the present invention;
FIG. 8 is a schematic view of the head height of the present invention;
in the figure: 1. a base; 2. a first transfer tube; 3. a third transfer pipe; 4. a chassis; 5. a buffer chamber; 6. a water inlet valve; 7. a central cavity; 8. a water inlet hole; 9. a second transfer pipe; 10. a fourth transfer pipe; 11. a first electromagnetic valve; 12. a second electromagnetic valve; 13. an upper guide post; 14. a wind inducing ball; 15. a protective shell; 16. a fixing hole; 17. mounting a disc; 18. a housing; 19. monitoring the pipe shell; 20. monitoring the pipe; 21. a lens; 22. a first bearing sleeve; 23. a second bearing housing; 24. an electrically controlled lifting column; 25. a first connection block; 26. a second connecting block; 27. a header pipe; 28. and a line pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-8, the present invention provides the following technical solutions: a composite level for monitoring pipe rack construction and a monitoring method thereof comprise a base 1, wherein a pipe rack construction monitoring system is matched with the composite level for monitoring pipe rack construction, pipe holes capable of accommodating pipelines are arranged at two ends of the base 1, a first transmission pipe 2 and a second transmission pipe 9 which are matched with the pipe holes are arranged at the top of the base 1, a first electromagnetic valve 11 and a second electromagnetic valve 12 are respectively arranged on the first transmission pipe 2 and the second transmission pipe 9, the first transmission pipe 2 and the second transmission pipe 9 are respectively connected to different areas of a pipe rack water pipe, and the transverse distance between the first transmission pipe 2 and the second transmission pipe 9 at least reaches 0.5 m;
the top of the base 1 is also provided with a third transmission pipe 3 and a fourth transmission pipe 10, the third transmission pipe 3 is connected with a first transmission pipe 2 through a pipeline, the fourth transmission pipe 10 is connected with a second transmission pipe 9 through a pipeline, the third transmission pipe 3 and the fourth transmission pipe 10 are both connected with a central cavity 7, a water pressure sensor is arranged inside the central cavity and is in signal connection with a pipe gallery construction monitoring system, the periphery of the central cavity 7 is provided with a buffer cavity 5, the top of the buffer cavity 5 is provided with a detachable water inlet valve 6, the top of the water inlet valve 6 is provided with a water inlet hole 8, and the water inlet hole 8 is connected with the third transmission pipe 3 and the fourth transmission pipe 10;
the water inlet valve 6 is fixedly connected with the buffer cavity 5 in a clamping manner, a sealing strip is arranged at the joint, reaction force is generated on the water inlet valve 6 after water flow enters the buffer cavity 5, the water inlet valve 6 bears reaction water pressure for a long time, and needs to be replaced periodically, and the water inlet valve is arranged in a detachable manner, so that the replacement cost is reduced;
the number of the buffer cavities 5 is multiple, only two buffer cavities 5 are used at the same time, when the buffer cavities 5 in use are damaged, the third transmission pipe 3 or the fourth transmission pipe 10 can be immediately replaced into the remaining and intact buffer cavities 5, and the compatibility of water pipe monitoring is improved;
the water pipe of the pipe gallery is connected with the central cavity 7 through a first transmission pipe 2, a second transmission pipe 9, a third transmission pipe 3 and a fourth transmission pipe 10, controllable circulation is carried out according to the opening and closing of a first electromagnetic valve 11 and a second electromagnetic valve 12, the circulation direction of water flow is carried out according to the first transmission pipe 2-the third transmission pipe 3-the fourth transmission pipe 10-the second electromagnetic valve 12, a water pressure sensor detects the water pressure in the water flow circulation process of the water pipe of the pipe gallery, whether the water pressure is qualified is judged, if the water pressure is unqualified, an abnormal alarm prompt is sent, a caller carries out on-site survey and inspection, and if the water pressure is qualified, the follow-up operation is continued;
an upper guide pillar 13 is arranged at the bottom of the buffer cavity 5, the upper guide pillar 13 is connected with the inner wall of the buffer cavity 5 through threads, the upper guide pillar 13 is hollow, a detachable air inducing ball 14 is arranged at the hollow bottom of the upper guide pillar 13, filter cotton is arranged in the air inducing ball 14 and needs to be replaced periodically, a plurality of air inducing holes are formed in the air inducing ball 14, a protective shell 15 is fixedly installed at the bottom of the upper guide pillar 13, the protective shell 15 surrounds the air inducing ball 14, a gap is formed between the protective shell 15 and the air inducing ball 14, a third electromagnetic valve is arranged at the joint of the upper guide pillar 13 and the air inducing ball 14, air flow enters the periphery of the air inducing ball 14 through the protective shell 15, then enters the air inducing ball 14 through the air inducing holes and finally enters the buffer cavity 5 and the central cavity 7, after the water quality deterioration of the water pipe is detected, a third electromagnetic valve is opened, the air flow in the buffer cavity 5 and the central cavity 7 is introduced into the buffer cavity 5 and the central cavity 7, two buffer cavities 5 and 7 form convection, the water quality deterioration of the water in the buffer cavity 5 and the water pipe 7 does not go down, if the water quality deterioration in the water pipe is detected for a long time, the water source, the water pipe is detected, and the water falling of the water pipe is detected;
a base plate 4 is arranged below the central pivot cavity 7, a fixing hole 16 is formed in the bottom of the base plate 4, the base plate 4 is fixed with the base 1 through the fixing hole 16, the fixing mode is that the base 1 is fixed on the ground of the pipe gallery through a bolt, then the base plate 4 is installed on the base 1, and finally the pipeline is installed in sequence;
the top of the center cavity 7 is fixedly provided with a mounting disc 17, the top of the mounting disc 17 is provided with a second driving piece, the output end of the second driving piece is fixedly provided with a shell 18, the shell 18 is provided with a monitoring pipe shell 19, the monitoring pipe shell 19 is internally provided with a monitoring pipe 20, the front end of the monitoring pipe 20 is provided with a lens 21, the second driving piece operates to drive the shell 18 to rotate, the shell 18 rotates to drive the monitoring pipe shell 19 to rotate, the monitoring pipe shell 19 rotates to drive the monitoring pipe 20 to rotate, the monitoring pipe 20 rotates to drive the lens 21 to rotate, and then the transverse monitoring visual field is adjusted, the bottom of the monitoring pipe shell 19 is fixedly provided with a first bearing sleeve 22, the shell 18 is provided with a second bearing sleeve 23, the first bearing sleeve 22 and the second bearing sleeve 23 are internally provided with an electric control lifting column 24, the electric control lifting column 24 is electrically connected with the first driving piece, and the pipe gallery construction monitoring system adjusts the height of the monitoring pipe shell 19 by controlling the electric lifting column 24, namely adjusts the height monitoring visual field of the monitoring pipe shell 20;
a first connecting block 25 is fixedly mounted on the shell 18, a rotating hole is formed in the side wall of the first connecting block 25, a second connecting block 26 is fixedly connected to the side wall of the monitoring pipe shell 19, a rotating rod is fixedly connected to the side wall of the second connecting block 26, the rotating rod is matched with the rotating hole, the electric control lifting column 24 controls the lifting of the monitoring pipe shell 19, and the lifting motion of the monitoring pipe shell 19 is completed through the rotating rod and the rotating hole;
be equipped with circuit pipe 28 on mounting disc 17, circuit pipe 28 assembles at the tail end and connects house steward 27, and circuit pipe 28 and house steward 27 cooperation are good with the circuit protection, are equipped with dampproofing cotton simultaneously on circuit pipe 28 and house steward 27 inner wall, extension circuit life.
The pipe gallery construction monitoring system comprises a driving end, an execution end and a monitoring end;
the driving end comprises a valve control unit and a lens monitoring unit;
the execution end comprises a logic unit, a timing unit and a mark positioning unit;
the monitoring end comprises a potential difference unit and a water pressure unit;
the water pressure unit is used for monitoring a water pressure value in the water pipe;
the lens monitoring unit is used for controlling the operation of the second driving piece and the electric control lifting column 24;
the mark positioning unit is provided with a mark point mark in a matching way, the mark point mark is a positioning annunciator, a first positioning sensor (measuring point) is arranged in the mark positioning unit, a second positioning sensor (fixed point) is arranged in the monitoring tube 20, and the first positioning sensor is matched with the second positioning sensor to prepare for monitoring of the level;
the level needs a datum point (immobile point) and a plurality of measuring points for monitoring, the datum point needs to be arranged on a stable structure (a monitoring pipe 20), the level of the other measuring points is installed according to the prior arrangement, a digital sensing element is adopted by the level, the measuring precision can reach +/-0.5 mm, the resolution ratio can reach 0.01, a rated potential difference error value is set as H1 by a potential difference unit, the potential difference height between a first positioning sensor and a second positioning sensor is set as H2, if the value of H2 exceeds (H2 + H1) or (H2-H1), the emergency investigation of a prompt person is judged, a timing unit records a time point when the potential difference height value does not reach the standard, the subsequent recording is waited, meanwhile, the water pipe is immediately detected, whether the water pipe is damaged due to the failure of the potential difference height value to reach the standard or not is judged, the emergency repair time is shortened to the lowest, and the loss caused by the failure of the water pipe and the failure of the potential difference to reach the standard is reduced to the lowest;
the valve control unit controls the first electromagnetic valve 11, the second electromagnetic valve 12 and the third electromagnetic valve, the logic unit adjusts the relation among the electromagnetic valves according to the operation condition of the equipment, if the water pressure of a water pipe needs to be detected, the first electromagnetic valve 11 and the second electromagnetic valve 12 are opened, the third electromagnetic valve is closed, and if the water pressure of the water pipe does not need to be detected, the first electromagnetic valve 11 and the second electromagnetic valve 12 are closed, and the third electromagnetic valve is opened;
the pipe gallery construction monitoring system can perform remote 24-hour online monitoring, and measured data can be uploaded in real time.
The placing method of the level gauge comprises the following steps:
s1, selecting a placing place of the level, wherein the place is selected according to the requirement that soil is hard, so that the level is beneficial to long-term storage and use, and the monitoring accuracy of the level is improved;
s2, before monitoring the pipe gallery, inputting relevant environmental data into a pipe gallery construction monitoring system, wherein the input data comprises existing plane and elevation control result data of the pipe gallery;
s3, placing the mark point mark matched with the level gauge at a corresponding position, carrying out primary detection on the mark point mark, and determining whether all or part of the mark points are detected;
s4, the existing mark points cannot meet the precision requirement and need to be re-laid and controlled, and the existing mark points are encrypted according to the existing mark points when the density of the existing mark points cannot meet the monitoring requirement;
and S5, finally monitoring the placed instruments and equipment, wherein the monitoring comprises the position detection of the level gauge, the position detection of the mark point mark, the stability detection of the connection part of the level gauge and the water pipe and the power connection detection.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a compound spirit level is used in piping lane construction monitoring which characterized in that includes:
a base (1);
the first transmission pipe (2), the first transmission pipe (2) is arranged at the top of the base (1);
the third conveying pipe (3), the third conveying pipe (3) is arranged at the top of the base (1);
the second conveying pipe (9), the second conveying pipe (9) is arranged at the top of the base (1);
the fourth conveying pipe (10), the fourth conveying pipe (10) is arranged at the top of the base (1);
the first transmission pipe (2) is connected with the third transmission pipe (3) through a pipeline;
the second conveying pipe (9) is connected with a fourth conveying pipe (10) through a pipeline;
the first electromagnetic valve (11), the said first electromagnetic valve (11) is set in pipeline of the first transmission pipe (2);
the second electromagnetic valve (12), the said second electromagnetic valve (12) is set in the pipeline of the second delivery pipe (9);
the water inlet hole (8), the water inlet hole (8) is connected with the third transmission pipe (3) and the fourth transmission pipe (10) respectively;
the water inlet hole (8) is formed in the water inlet valve (6), and the water inlet valve (6) is connected with the buffer cavity (5);
the center cavity (7), the center cavity (7) is connected with the buffer cavity (5);
piping lane construction monitoring system.
2. The composite level for monitoring pipe gallery construction according to claim 1, wherein a groove is formed at the bottom of the buffer cavity (5), a ventilation assembly is arranged in the groove, and the ventilation assembly comprises an upper guide pillar (13), an air inducing ball (14) and a protective shell (15), wherein:
the upper guide post (13) is connected with the buffer cavity (5), the air inducing ball (14) is connected with the upper guide post (13), a plurality of air inducing holes are formed in the air inducing ball (14), air flow is introduced into the upper guide post (13) through the air inducing holes by the air inducing ball (14), and the protective shell (15) is arranged at the bottom of the upper guide post (13);
the air inducing ball (14) is positioned in the protective shell (15).
3. The compound level for monitoring pipe gallery construction according to claim 2, wherein a mounting plate (17) is fixedly arranged at the top of the central cavity (7), and a shell (18) is in transmission connection with the mounting plate (17);
the monitoring device is characterized in that a monitoring tube shell (19) is arranged on the shell (18), a monitoring tube (20) is arranged in the monitoring tube shell (19), and a lens (21) is arranged at the front end of the monitoring tube (20).
4. The compound level for monitoring pipe gallery construction according to claim 3, wherein the monitoring pipe shell (19) is provided with a movement kit, the movement kit comprises a first bearing sleeve (22) and a second bearing sleeve (23), the first bearing sleeve (22) is arranged on the side wall of the monitoring pipe shell (19), the second bearing sleeve (23) is arranged on the housing (18), and the first bearing sleeve (22) and the second bearing sleeve (23) are internally provided with an electrically controlled lifting column (24).
5. The composite level for monitoring pipe gallery construction according to claim 4, wherein the housing (18) is provided with a first connecting block (25), the side wall of the first connecting block (25) is provided with a rotating hole, the side wall of the monitoring pipe shell (19) is fixedly connected with a second connecting block (26), and the side wall of the second connecting block (26) is fixedly connected with a rotating rod.
6. The compound level for monitoring pipe gallery construction according to claim 3, characterized in that the mounting plate (17) is provided with a line pipe (28), and the line pipe (28) is converged at the tail end and connected with the main pipe (27).
7. The composite level gauge for monitoring pipe gallery construction according to claim 6, wherein the pipe gallery construction monitoring system comprises a driving end, an execution end and a monitoring end;
the driving end comprises a valve control unit and a lens monitoring unit;
the execution end comprises a logic unit, a timing unit and a mark positioning unit;
the monitoring end comprises a potential difference unit and a water pressure unit;
the water pressure unit is used for monitoring a water pressure value in the water pipe.
8. The composite level for monitoring pipe gallery construction according to claim 7, wherein the level is placed by:
s1, selecting a place for placing a level gauge, wherein the place is required to be hard;
s2, before monitoring the pipe gallery, inputting relevant environmental data into a pipe gallery construction monitoring system;
s3, placing the mark point mark matched with the level gauge at a corresponding position, and carrying out primary detection on the mark point mark;
s4, the existing mark points cannot meet the precision requirement and need to be laid again for control;
and S5, finally monitoring the placed instruments and equipment, including position detection of the level gauge, position detection of the mark point mark, stability detection of the connection part of the level gauge and the water pipe and power supply connection detection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211099898.3A CN115183740B (en) | 2022-09-09 | 2022-09-09 | Composite level for monitoring pipe gallery construction and monitoring method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211099898.3A CN115183740B (en) | 2022-09-09 | 2022-09-09 | Composite level for monitoring pipe gallery construction and monitoring method thereof |
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| Publication Number | Publication Date |
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| CN115183740A true CN115183740A (en) | 2022-10-14 |
| CN115183740B CN115183740B (en) | 2023-01-17 |
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| Application Number | Title | Priority Date | Filing Date |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204989167U (en) * | 2015-09-24 | 2016-01-20 | 杭州创博科技有限公司 | Utility tunnel recycled water pipeline monitoring devices |
| CN106320370A (en) * | 2016-10-17 | 2017-01-11 | 天津滨港电镀企业管理有限公司 | Underground comprehensive pipe rack system |
| CN109055201A (en) * | 2018-08-24 | 2018-12-21 | 江苏省海洋资源开发研究院(连云港) | A kind of air control formula multifunctional solid fermentation pallet apparatus |
| CN111670330A (en) * | 2017-11-01 | 2020-09-15 | 株式会社久保田 | Drying machine and drying system |
| CN113188209A (en) * | 2021-05-14 | 2021-07-30 | 中建七局安装工程有限公司 | Water circulation system of mobile board room |
-
2022
- 2022-09-09 CN CN202211099898.3A patent/CN115183740B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204989167U (en) * | 2015-09-24 | 2016-01-20 | 杭州创博科技有限公司 | Utility tunnel recycled water pipeline monitoring devices |
| CN106320370A (en) * | 2016-10-17 | 2017-01-11 | 天津滨港电镀企业管理有限公司 | Underground comprehensive pipe rack system |
| CN111670330A (en) * | 2017-11-01 | 2020-09-15 | 株式会社久保田 | Drying machine and drying system |
| CN109055201A (en) * | 2018-08-24 | 2018-12-21 | 江苏省海洋资源开发研究院(连云港) | A kind of air control formula multifunctional solid fermentation pallet apparatus |
| CN113188209A (en) * | 2021-05-14 | 2021-07-30 | 中建七局安装工程有限公司 | Water circulation system of mobile board room |
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| Publication number | Publication date |
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| CN115183740B (en) | 2023-01-17 |
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