CN216209248U - Underwater whole-process piling monitoring waterproof acceleration sensor for offshore wind power steel pipe pile - Google Patents
Underwater whole-process piling monitoring waterproof acceleration sensor for offshore wind power steel pipe pile Download PDFInfo
- Publication number
- CN216209248U CN216209248U CN202122497678.3U CN202122497678U CN216209248U CN 216209248 U CN216209248 U CN 216209248U CN 202122497678 U CN202122497678 U CN 202122497678U CN 216209248 U CN216209248 U CN 216209248U
- Authority
- CN
- China
- Prior art keywords
- waterproof
- acceleration sensor
- rubber layer
- wind power
- steel pipe
- 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
Links
Images
Landscapes
- Testing Or Calibration Of Command Recording Devices (AREA)
Abstract
The utility model relates to the technical field of acceleration sensors, in particular to a waterproof acceleration sensor for monitoring underwater whole-process piling of an offshore wind power steel pipe pile, which is characterized in that a waterproof bin, a waterproof shell and a waterproof rubber layer are matched to separate the acceleration sensor from seawater, after equipment moves to the sea surface, a humidity sensor detects that the surface of the waterproof rubber layer is relatively wet, a heating plate is used for heating to dry the outer surface of the waterproof rubber layer and reduce the humidity of the surface of the waterproof rubber layer, then the humidity sensor detects that the surface of the waterproof rubber layer is relatively dry, when the temperature sensor detects that the surface temperature of the waterproof rubber layer is increased, a heating device automatically stops heating, and meanwhile, the temperature emitted by the heating plate is blocked through a heat-insulating layer, so that the influence of high temperature on the acceleration sensor is reduced, and the corrosion of the equipment caused by seawater and humid air is reduced, the service life of the equipment is prolonged; comprises a waterproof device, a heating device and an acceleration sensor.
Description
Technical Field
The utility model relates to the technical field of acceleration sensors, in particular to a waterproof acceleration sensor for monitoring underwater whole-process piling of an offshore wind power steel pipe pile.
Background
An acceleration sensor is a sensor capable of measuring acceleration. The existing acceleration sensor has a simple structure, is used in seawater for a long time, is corroded by seawater and humid air, has a high oxidation speed, and has a short service life, so that the normal use of the acceleration sensor is influenced, and the existing equipment needs to be improved.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides a device which separates an acceleration sensor from seawater by matching a waterproof bin, a waterproof shell and a waterproof rubber layer, after the equipment moves to the sea surface, the humidity sensor detects that the surface of the waterproof rubber layer is relatively wet, the equipment is heated through the heating plate, drying the outer surface of the waterproof rubber layer to reduce the humidity of the surface of the waterproof rubber layer, detecting the surface of the waterproof rubber layer to be dry by a humidity sensor, when the temperature sensor detects that the surface temperature of the waterproof rubber layer is increased, the heating device automatically stops heating, meanwhile, the heat insulation layer is used for blocking the temperature emitted by the heating plate, thereby reducing the influence of high temperature on the acceleration sensor, therefore, the corrosion of seawater and humid air to equipment is reduced, and the service life of the equipment is prolonged.
The utility model discloses a waterproof acceleration sensor for monitoring underwater whole-process piling of an offshore wind power steel pipe pile, which comprises a waterproof device, a heating device and an acceleration sensor, wherein the heating device is arranged on the waterproof device, and the acceleration sensor is arranged in the waterproof device;
the waterproof device comprises a waterproof bin, a heat insulation layer, a waterproof shell and a waterproof rubber layer, wherein a cavity is arranged inside the waterproof bin, the waterproof bin covers the acceleration sensor, the heat insulation layer wraps the outer surface of the waterproof bin, the waterproof shell wraps the outer surface of the heat insulation layer, and the waterproof rubber layer wraps the outer surface of the waterproof shell;
the heating device comprises a heating plate, a humidity sensor and a temperature sensor, the heating plate is arranged between the heat insulation layer and the waterproof shell, and the humidity sensor and the temperature sensor are both fixedly arranged on the surface of the waterproof rubber layer;
through the waterproof storehouse, waterproof shell and waterproof rubber layer cooperation, separate acceleration sensor and sea water, reduce the contact of acceleration sensor and sea water, after equipment removes to the sea, humidity transducer detects waterproof rubber layer surface relatively more moist, later through the heating of hot plate heating, make the temperature rise of waterproof shell and waterproof rubber layer, dry the surface on waterproof rubber layer, reduce the humidity on waterproof rubber layer surface, later detect waterproof rubber layer surface relatively more dry at humidity transducer, when temperature transducer detects waterproof rubber layer surface temperature and increases, heating device automatic stop heats, simultaneously carry out the separation through the temperature that the insulating layer sent the hot plate, reduce the influence of high temperature to acceleration sensor, thereby reduce the erosion of sea water and humid air to equipment, improve the life of equipment.
Preferably, the waterproof rubber layer is arranged on the side wall of the waterproof rubber layer; the waterproof rubber layer is supported by the supporting frame, so that the strength of the waterproof rubber layer is increased, the deformation of the waterproof rubber layer is reduced, and the failure rate of equipment is reduced.
Preferably, the waterproof device further comprises a base, the bottom ends of the waterproof devices are provided with reserved openings, the top end of the base is provided with an adhesive groove, and the top end of the base is connected with the bottom end of the waterproof device through adhesive; detain the top of base in watertight fittings's bottom, pour into the bonding groove on base top with the adhesive, make the top of base be connected with watertight fittings's bottom, when maintaining acceleration sensor, take off the base, take out acceleration sensor through the reservation mouth of watertight fittings bottom and maintain to improve equipment maintenance's convenience.
Preferably, the wire connection device further comprises a wire connection pipe, a material injection pipe, a first rubber baffle and a second rubber baffle, wherein the bottom end of the wire connection pipe extends into the waterproof device from the top end of the waterproof device, the side end of the material injection pipe is communicated with the inside of the wire connection pipe, the side ends of the first rubber baffle and the second rubber baffle are connected with the side wall in the wire connection pipe, and threading holes are formed in the middle parts of the first rubber baffle and the second rubber baffle; the connecting wire on the acceleration sensor passes through the through wires hole on first rubber baffle and the second rubber baffle and is stretched out by the top of junction box, later pours into the filler into the inside of junction box through annotating the material pipe to stop the filler through first rubber baffle and second rubber baffle, treat that the filler solidifies the back, seal the junction box, make watertight fittings's leakproofness improve, thereby improve equipment's practicality.
Preferably, the outer surface of the waterproof rubber layer is smooth and cylindrical; the cleaning of remaining salt grain and marine organism after the staff is to waterproof rubber layer surface drying to improve equipment's convenience.
Preferably, the waterproof device also comprises a water absorption plate, and the water absorption plate is arranged inside the waterproof device; the moisture in the waterproof device is absorbed by the water absorption plate, so that the dryness in the waterproof device is improved.
Preferably, a plurality of groups of threaded holes are formed in the base; make things convenient for the staff with equipment fixed mounting on the working face to improve equipment fixing's convenience.
Preferably, the wire barrel is made of a transparent material; the filler in the connecting pipe can be observed conveniently by workers, so that the convenience of the equipment is improved.
Compared with the prior art, the utility model has the beneficial effects that: through the waterproof storehouse, waterproof shell and waterproof rubber layer cooperation, separate acceleration sensor and sea water, reduce the contact of acceleration sensor and sea water, after equipment removes to the sea, humidity transducer detects waterproof rubber layer surface relatively more moist, later through the heating of hot plate heating, make the temperature rise of waterproof shell and waterproof rubber layer, dry the surface on waterproof rubber layer, reduce the humidity on waterproof rubber layer surface, later detect waterproof rubber layer surface relatively more dry at humidity transducer, when temperature transducer detects waterproof rubber layer surface temperature and increases, heating device automatic stop heats, simultaneously carry out the separation through the temperature that the insulating layer sent the hot plate, reduce the influence of high temperature to acceleration sensor, thereby reduce the erosion of sea water and humid air to equipment, improve the life of equipment.
Drawings
FIG. 1 is a schematic view of the front cross-sectional structure of the present invention;
FIG. 2 is an enlarged view of the portion A of FIG. 1 according to the present invention;
FIG. 3 is an enlarged schematic axial view of the support frame of the present invention;
FIG. 4 is an enlarged sectional front view of the junction box and the injection tube of the present invention;
in the drawings, the reference numbers: 1. a waterproof bin; 2. a thermal insulation layer; 3. a waterproof housing; 4. a waterproof rubber layer; 5. an acceleration sensor; 6. heating plates; 7. a humidity sensor; 8. a temperature sensor; 9. a support frame; 10. a base; 11. an adhesive groove; 12. a wire connecting pipe; 13. a material injection pipe; 14. a first rubber baffle; 15. a second rubber baffle; 16. a water absorption plate; 17. a threaded bore.
Detailed Description
To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. The present invention may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Example 1
The heating device is arranged on the waterproof device, and the acceleration sensor 5 is arranged inside the waterproof device;
the waterproof device comprises a waterproof bin 1, a heat insulation layer 2, a waterproof shell 3 and a waterproof rubber layer 4, wherein a cavity is arranged inside the waterproof bin 1, the waterproof bin 1 covers an acceleration sensor 5, the heat insulation layer 2 wraps the outer surface of the waterproof bin 1, the waterproof shell 3 wraps the outer surface of the heat insulation layer 2, and the waterproof rubber layer 4 wraps the outer surface of the waterproof shell 3;
the heating device comprises a heating plate 6, a humidity sensor 7 and a temperature sensor 8, the heating plate 6 is arranged between the heat insulation layer 2 and the waterproof shell 3, and the humidity sensor 7 and the temperature sensor 8 are both fixedly arranged on the surface of the waterproof rubber layer 4;
the supporting frame 9 is installed in the side wall of the waterproof rubber layer 4;
the acceleration sensor 5 is separated from seawater through the matching of the waterproof bin 1, the waterproof shell 3 and the waterproof rubber layer 4, the contact between the acceleration sensor 5 and the seawater is reduced, meanwhile, the waterproof rubber layer 4 is supported through the supporting frame 9, the strength of the waterproof rubber layer 4 is increased, the deformation of the waterproof rubber layer 4 is reduced, after the equipment moves to the sea surface, the humidity sensor 7 detects that the surface of the waterproof rubber layer 4 is relatively wet, then the equipment is heated through the heating plate 6, the temperature of the waterproof shell 3 and the temperature of the waterproof rubber layer 4 are increased, the outer surface of the waterproof rubber layer 4 is dried, the humidity of the surface of the waterproof rubber layer 4 is reduced, then the surface of the waterproof rubber layer 4 is relatively dry when the humidity sensor 7 detects that the surface of the waterproof rubber layer 4 is relatively hot, when the temperature sensor 8 detects that the surface of the waterproof rubber layer 4 is increased, the heating device automatically stops heating, and simultaneously, the temperature emitted by the heating plate 6 is separated through the heat insulation layer 2, the influence of high temperature on the acceleration sensor 5 is reduced, so that the corrosion of seawater and humid air on the equipment is reduced, and the service life of the equipment is prolonged.
Example 2
The heating device is arranged on the waterproof device, and the acceleration sensor 5 is arranged inside the waterproof device;
the waterproof device comprises a waterproof bin 1, a heat insulation layer 2, a waterproof shell 3 and a waterproof rubber layer 4, wherein a cavity is arranged inside the waterproof bin 1, the waterproof bin 1 covers an acceleration sensor 5, the heat insulation layer 2 wraps the outer surface of the waterproof bin 1, the waterproof shell 3 wraps the outer surface of the heat insulation layer 2, and the waterproof rubber layer 4 wraps the outer surface of the waterproof shell 3;
the heating device comprises a heating plate 6, a humidity sensor 7 and a temperature sensor 8, the heating plate 6 is arranged between the heat insulation layer 2 and the waterproof shell 3, and the humidity sensor 7 and the temperature sensor 8 are both fixedly arranged on the surface of the waterproof rubber layer 4;
the bottom end of the waterproof device is provided with reserved openings, the top end of the base 10 is provided with an adhesive groove 11, and the top end of the base 10 is connected with the bottom end of the waterproof device through adhesive;
the acceleration sensor 5 is separated from seawater through the matching of the waterproof bin 1, the waterproof shell 3 and the waterproof rubber layer 4, the contact between the acceleration sensor 5 and the seawater is reduced, after the equipment moves to the sea surface, the humidity sensor 7 detects that the surface of the waterproof rubber layer 4 is wet, then the temperature of the waterproof shell 3 and the temperature of the waterproof rubber layer 4 are raised through the heating plate 6 by heating, the outer surface of the waterproof rubber layer 4 is dried, the humidity of the surface of the waterproof rubber layer 4 is reduced, then the surface of the waterproof rubber layer 4 is detected to be dry by the humidity sensor 7, when the temperature sensor 8 detects that the surface temperature of the waterproof rubber layer 4 is increased, the heating device automatically stops heating, meanwhile, the temperature sent by the heating plate 6 is blocked through the heat insulation layer 2, the influence of high temperature on the acceleration sensor 5 is reduced, when the acceleration sensor 5 is maintained, the base 10 is taken down, and the acceleration sensor 5 is taken out for maintenance through a reserved opening at the bottom end of the waterproof device, so that the corrosion of seawater and humid air to equipment is reduced, and the service life of the equipment is prolonged.
Example 3
The heating device is arranged on the waterproof device, and the acceleration sensor 5 is arranged inside the waterproof device;
the waterproof device comprises a waterproof bin 1, a heat insulation layer 2, a waterproof shell 3 and a waterproof rubber layer 4, wherein a cavity is arranged inside the waterproof bin 1, the waterproof bin 1 covers an acceleration sensor 5, the heat insulation layer 2 wraps the outer surface of the waterproof bin 1, the waterproof shell 3 wraps the outer surface of the heat insulation layer 2, and the waterproof rubber layer 4 wraps the outer surface of the waterproof shell 3;
the heating device comprises a heating plate 6, a humidity sensor 7 and a temperature sensor 8, the heating plate 6 is arranged between the heat insulation layer 2 and the waterproof shell 3, and the humidity sensor 7 and the temperature sensor 8 are both fixedly arranged on the surface of the waterproof rubber layer 4;
the bottom end of the wiring pipe 12 extends into the waterproof device from the top end of the waterproof device, the side end of the material injection pipe 13 is communicated with the inside of the wiring pipe 12, the side ends of the first rubber baffle plate 14 and the second rubber baffle plate 15 are connected with the side wall in the wiring pipe 12, and threading holes are formed in the middle parts of the first rubber baffle plate 14 and the second rubber baffle plate 15;
the connecting wire on the acceleration sensor 5 passes through the threading holes on the first rubber baffle 14 and the second rubber baffle 15 and extends out of the top end of the wire connecting pipe 12, then the filler is injected into the wire connecting pipe 12 through the material injection pipe 13 and is blocked through the first rubber baffle 14 and the second rubber baffle 15, after the filler is solidified, the wire connecting pipe 12 is sealed, then the acceleration sensor 5 is separated from seawater through the matching of the waterproof bin 1, the waterproof shell 3 and the waterproof rubber layer 4, the contact between the acceleration sensor 5 and the seawater is reduced, after the equipment moves to the sea surface, the humidity sensor 7 detects that the surface of the waterproof rubber layer 4 is relatively wet, then the equipment is heated through the heating plate 6, the temperature of the waterproof shell 3 and the temperature of the waterproof rubber layer 4 are increased, the outer surface of the waterproof rubber layer 4 is dried, and the humidity of the surface of the waterproof rubber layer 4 is reduced, and then the humidity sensor 7 detects that the surface of the waterproof rubber layer 4 is dry, when the temperature sensor 8 detects that the surface temperature of the waterproof rubber layer 4 is increased, the heating device automatically stops heating, and simultaneously the temperature emitted by the heating plate 6 is blocked through the heat-insulating layer 2, so that the influence of high temperature on the acceleration sensor 5 is reduced, the corrosion of seawater and humid air to equipment is reduced, and the service life of the equipment is prolonged.
As shown in fig. 1 to 4, in the underwater whole-process pile driving monitoring waterproof acceleration sensor for offshore wind power steel pipe piles of the present invention, during operation, a connection line on an acceleration sensor 5 is firstly passed through a threading hole on a first rubber baffle 14 and a second rubber baffle 15 and is extended out from the top end of a wiring pipe 12, then a filler is injected into the wiring pipe 12 through a material injection pipe 13 and is blocked by the first rubber baffle 14 and the second rubber baffle 15, after the filler is solidified, the wiring pipe 12 is sealed to improve the sealing performance of a waterproof device, then the acceleration sensor 5 is separated from seawater through the cooperation of a waterproof bin 1, a waterproof housing 3 and a waterproof rubber layer 4, so as to reduce the contact between the acceleration sensor 5 and the seawater, and after the device moves to the sea surface, a humidity sensor 7 detects that the surface of the waterproof rubber layer 4 is relatively wet, then the temperature of the waterproof shell 3 and the waterproof rubber layer 4 is raised by heating through the heating plate 6, the outer surface of the waterproof rubber layer 4 is dried, the humidity of the surface of the waterproof rubber layer 4 is reduced, then the humidity sensor 7 detects that the surface of the waterproof rubber layer 4 is dry, when the temperature sensor 8 detects that the surface temperature of the waterproof rubber layer 4 is increased, the heating device automatically stops heating, meanwhile, the heat insulation layer 2 is used for blocking the temperature emitted by the heating plate 6, thereby reducing the influence of high temperature on the acceleration sensor 5, and the moisture in the waterproof device is absorbed by the water absorption plate 16, and the waterproof rubber layer 4 is supported by the supporting frame 9, so that the strength of the waterproof rubber layer 4 is increased, the deformation of the waterproof rubber layer 4 is reduced, then when maintaining acceleration sensor 5, take off base 10, take out acceleration sensor 5 through the reservation mouth of watertight fittings bottom and maintain.
The main functions realized by the utility model are as follows: through the multilayer waterproof, separate acceleration sensor 5 and sea water, after the wiring is accomplished, will connect wire pipe 12 to seal up to equipment removes to the sea after, through the heating, dries the sea water on equipment surface, and during the maintenance, the base 10 is opened to the accessible, directly maintains or changes acceleration sensor 5.
According to the underwater whole-process piling monitoring waterproof acceleration sensor for the offshore wind power steel pipe pile, the installation mode, the connection mode or the arrangement mode are common mechanical modes, and the sensor can be implemented as long as the beneficial effects of the sensor can be achieved; the acceleration sensor 5, the heating plate 6, the humidity sensor 7 and the temperature sensor 8 of the offshore wind power steel pipe pile underwater whole-process pile-driving monitoring waterproof acceleration sensor are purchased from the market, and technicians in the industry only need to install and operate according to the attached operating instructions, and do not need to pay creative labor of the technicians in the field.
All technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (8)
1. The underwater whole-process piling monitoring waterproof acceleration sensor for the offshore wind power steel pipe pile is characterized by comprising a waterproof device, a heating device and an acceleration sensor (5), wherein the heating device is arranged on the waterproof device, and the acceleration sensor (5) is arranged inside the waterproof device;
the waterproof device comprises a waterproof bin (1), a heat insulation layer (2), a waterproof shell (3) and a waterproof rubber layer (4), a cavity is arranged inside the waterproof bin (1), the waterproof bin (1) covers the acceleration sensor (5), the heat insulation layer (2) wraps the outer surface of the waterproof bin (1), the waterproof shell (3) wraps the outer surface of the heat insulation layer (2), and the waterproof rubber layer (4) wraps the outer surface of the waterproof shell (3);
heating device includes hot plate (6), humidity transducer (7) and temperature sensor (8), and install between insulating layer (2) and waterproof case (3) hot plate (6), and humidity transducer (7) and temperature sensor (8) equal fixed mounting are in the surface of waterproof rubber layer (4).
2. The offshore wind power steel pipe pile underwater full process pile driving monitoring waterproof acceleration sensor as claimed in claim 1, characterized by further comprising a support frame (9), wherein the support frame (9) is installed in the side wall of the waterproof rubber layer (4).
3. The underwater whole-process pile driving monitoring waterproof acceleration sensor for the offshore wind power steel pipe pile according to claim 1, characterized by further comprising a base (10), wherein reserved openings are formed in the bottom end of the waterproof device, an adhesive groove (11) is formed in the top end of the base (10), and the top end of the base (10) is connected with the bottom end of the waterproof device through adhesive glue.
4. The underwater full-process pile driving monitoring waterproof acceleration sensor for the offshore wind power steel pipe pile as claimed in claim 1, further comprising a wiring pipe (12), a material injection pipe (13), a first rubber baffle (14) and a second rubber baffle (15), wherein the bottom end of the wiring pipe (12) extends into the waterproof device from the top end of the waterproof device, the side end of the material injection pipe (13) is communicated with the interior of the wiring pipe (12), the side ends of the first rubber baffle (14) and the second rubber baffle (15) are both connected with the side wall in the wiring pipe (12), and threading holes are formed in the middle portions of the first rubber baffle (14) and the second rubber baffle (15).
5. The offshore wind power steel pipe pile underwater whole process pile driving monitoring waterproof acceleration sensor as claimed in claim 1, characterized in that the outer surface of the waterproof rubber layer (4) is smooth cylindrical.
6. The offshore wind power steel pipe pile underwater whole process pile driving monitoring waterproof acceleration sensor as recited in claim 1, characterized by further comprising a water absorption plate (16), wherein the water absorption plate (16) is installed inside the waterproof device.
7. The offshore wind power steel pipe pile underwater overall process piling monitoring waterproof acceleration sensor as recited in claim 3, characterized in that a plurality of groups of threaded holes (17) are provided on the base (10).
8. The offshore wind power steel pipe pile underwater full process piling monitoring waterproof acceleration sensor of claim 4, characterized in that the patch tube (12) is made of transparent material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122497678.3U CN216209248U (en) | 2021-10-15 | 2021-10-15 | Underwater whole-process piling monitoring waterproof acceleration sensor for offshore wind power steel pipe pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122497678.3U CN216209248U (en) | 2021-10-15 | 2021-10-15 | Underwater whole-process piling monitoring waterproof acceleration sensor for offshore wind power steel pipe pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216209248U true CN216209248U (en) | 2022-04-05 |
Family
ID=80884330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122497678.3U Active CN216209248U (en) | 2021-10-15 | 2021-10-15 | Underwater whole-process piling monitoring waterproof acceleration sensor for offshore wind power steel pipe pile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216209248U (en) |
-
2021
- 2021-10-15 CN CN202122497678.3U patent/CN216209248U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203871689U (en) | Intelligent ring main unit with moisture-proof function | |
| CN216209248U (en) | Underwater whole-process piling monitoring waterproof acceleration sensor for offshore wind power steel pipe pile | |
| CN209946195U (en) | Device for detecting number and direction of rotation turns | |
| CN211086223U (en) | Water-sealed waterproof gas sensor device | |
| CN108565813A (en) | Cable duct drainage system and cable duct | |
| CN105700430A (en) | Outdoor electric appliance distribution box waterproof system | |
| CN219798602U (en) | Waterproof structure of pressure gauge movement | |
| CN211788247U (en) | Cable for sea floating type wind power generation | |
| TWI618109B (en) | Improved waterproof structure of cable float level switch | |
| CN207995581U (en) | A kind of electronic product water-tight device | |
| CN210007122U (en) | waterproof and moistureproof processing device for water conservancy and hydropower equipment | |
| CN208217376U (en) | Storage device is used in a kind of intumescent coating lotion production of high anti-yellowing property | |
| CN202485340U (en) | Centrifugal dewatering device | |
| CN112377658A (en) | Anti-freezing valve for water supply equipment | |
| CN217424664U (en) | Granary water immersion transmitter | |
| CN220960419U (en) | Waterproof pressure sensor | |
| CN215005462U (en) | Forward and reverse rotation speed sensor | |
| CN211576410U (en) | Novel detection of millet temperature of drying-machine stoving portion device | |
| CN207818829U (en) | A kind of device for keeping electrokinetic cell system internally dry | |
| CN216868211U (en) | Drainage pipe network hospital health diagnosis device | |
| CN218732996U (en) | Electricity box for strong and weak electric system | |
| CN209167288U (en) | Water quality testing meter with new hull structure | |
| CN220022373U (en) | Quick charging source line with temperature detection and adjustment functions | |
| CN219914734U (en) | Pressure transmitter with convenient wiring and good moisture resistance | |
| CN209167290U (en) | Water quality testing meter with photovoltaic module |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |