CN212605718U - Underwater test platform - Google Patents
Underwater test platform Download PDFInfo
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- CN212605718U CN212605718U CN202021664819.5U CN202021664819U CN212605718U CN 212605718 U CN212605718 U CN 212605718U CN 202021664819 U CN202021664819 U CN 202021664819U CN 212605718 U CN212605718 U CN 212605718U
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Abstract
The utility model relates to an underwater test platform has solved current external pipeline of test platform and can produce the disturbance influence to the wake for the unsafe technical problem of measuring result. The underwater test platform comprises a main body, a water pump, a heating device and a dragging part, wherein a closed cavity and a water inlet and a water outlet communicated with the cavity are arranged in the main body, the water pump and the heating device are arranged in the cavity, the water pump is communicated with the water inlet and the water outlet after being connected with the heating device, and the dragging part is arranged on the main body. The utility model discloses set up water pump and heating device inside the main part, through delivery port discharge main part outside in order to produce first wake by the outside water of water pump extraction main part after heating device heating for test platform is inside can to produce hot water by oneself, need not to be connected with outside hot-water tank through the pipeline, has avoided external pipeline to produce the disturbance influence to the wake, thereby has improved wake characteristic measurement result's accuracy.
Description
Technical Field
The utility model belongs to the technical field of test device, in particular to test platform under water.
Background
In order to study the wake characteristics of underwater vehicles during navigation due to hot water discharge and hydrodynamic effects, it has been proposed in the industry to perform a pool drag test. However, most of the existing wake characteristic underwater test platforms adopt a non-watertight integrated structure, an external hot water tank is adopted to generate hot water, the hot water is introduced into the test platform through a pipeline, and the hot water is discharged through a discharge port of the test platform. In the process of dragging and moving the test platform, the pipeline connected with the hot water tank and the test platform also moves along with the test platform, and great disturbance influence is generated on wake flow, so that wake flow characteristics generated by the wake flow characteristic test platform are difficult to accurately measure and separate, and a measuring result is inaccurate.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at overcoming prior art's is not enough, provides an underwater test platform to solve among the prior art underwater test platform external pipeline can produce the disturbance influence to the wake, make the unsafe technical problem of measuring result.
The utility model discloses a following technical scheme realizes:
an underwater test platform comprising:
the water-saving device comprises a main body, wherein a closed cavity is arranged in the main body, and a water inlet and a water outlet which are communicated with the cavity are formed in the main body;
the water pump and the heating device are arranged in the cavity, and the water pump is connected with the heating device and then communicated with the water inlet and the water outlet; and the number of the first and second groups,
the dragging part is arranged on the main body and is used for connecting an external dragging device so as to drive the main body to move.
Optionally, for better realization the utility model discloses, seted up in the main part with the installing port of cavity intercommunication, installing port department lid has closed the apron, the apron with the main part water proofness is connected.
Optionally, for better realization the utility model discloses, main part stern end rotates through sealing device and is connected with the pivot, the one end of pivot is connected with the propeller, the other end of pivot is connected with the drive pivot pivoted drive arrangement.
Optionally, for better realization the utility model discloses, still include controller and battery, the controller with the battery is located in the cavity, the controller with heating device the water pump drive arrangement with the battery electricity is connected.
Optionally, for better realization the utility model discloses, still be equipped with the speed detection device who is used for detecting main part moving speed in the main part, speed detection device with the controller is connected.
Optionally, for better realization the utility model discloses, speed detection device is including locating the first pressure sensor and the second pressure sensor of main part bow, first pressure sensor is used for testing platform's total pressure, second pressure sensor is used for testing platform's static pressure.
Optionally, for better realization the utility model discloses, still include the first wireless transmission module and the second wireless transmission module of pairing each other, first wireless transmission module is located in the cavity, outside monitoring platform is located to second wireless transmission module.
Optionally, for better realization the utility model discloses, the apron is nonmetal apron, the signal emission end and the signal reception end of first wireless transmission module are just right the apron.
Optionally, for better realization the utility model discloses, it is connected with the appendage still to detachable in the main part, the appendage includes one or more in bow wing, fin and the stern wing.
Optionally, for better realization the utility model discloses, the portion of towing includes preceding portion of towing and back portion of towing, preceding portion of towing is connected with preceding towing device, back portion of towing is connected with back towing device.
The utility model discloses compare in prior art and have following beneficial effect:
the utility model discloses set up airtight cavity in test platform to all set up water pump and heating device in airtight cavity, pass through the outside rivers of water inlet extraction test platform by the water pump, discharge through the delivery port in order to produce first wake after the rivers heating with the water pump extraction by heating device again. The test platform can automatically generate hot water without being connected with an external hot water tank through a pipeline, so that the disturbance influence of an external connecting pipeline on the wake flow is avoided, and the accuracy of the wake flow characteristic measurement result is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the external structure of the present invention;
fig. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic view of the mounting structure of the propeller of FIG. 2;
FIG. 4 is a control schematic diagram of the present invention;
fig. 5 is a schematic view of the mounting structure of the first sensor and the second sensor.
In the figure:
1-a body; 2-cover plate; 3-a connector; 4-a propeller; 5-a screw cap; 6-bow wing; 7-a fin; 8-stern wing; 9-a dragging part; 10-a rotating shaft; 11-a first piezometric tube; 12-a storage battery; 13-a heating device; 14-a controller; 15-a water pump; 16-a drive device; 17-a sealed mechanical seal; 18-a first pressure sensor; 19-water outlet; 20-a water inlet; 21-a first wireless transmission module; 22-a counterweight block; 23-a second pressure sensor; 24-second piezometric tube.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Example 1:
an underwater test platform, as shown in fig. 1 and 2, comprises a main body 1, wherein the main body 1 is a revolving body consisting of a semi-ellipsoidal head, a cylindrical midship and a conical stern, and a closed chamber is arranged inside the main body 1, so that water outside the main body 1 is prevented from permeating into the chamber. The main body 1 is provided with a water inlet 20 and a water outlet 19 which are communicated with the chamber, and the water inlet 20 and the water outlet 19 are both arranged at the bottom of the main body 1. The water pump 15 and the heating device 13 are installed in the cavity, and the water pump 15 and the heating device 13 are fixed in the cavity in a bolt fixing or welding mode. The heating device 13 and the water pump 15 are both connected to a power source, which may be mains electricity or a storage battery 12 or a generator or other devices capable of providing power. The water inlet end of the heating device 13 is connected with the water inlet 20 through a pipeline, the water outlet end of the heating device 13 is connected with the water inlet end of the water pump 15 through a pipeline, and the water outlet end of the water pump 15 is connected with the water outlet 19 of the main body through a pipeline. Of course, the connection between the water pump 15 and the heating device 13 and the water inlet 20 and the water outlet 19 may also be that the water inlet end of the water pump 15 is connected to the water inlet 20 through a pipeline, the water inlet end of the heating device 13 is connected to the water outlet end of the water pump 15 through a pipeline, and the water outlet end of the heating device 13 is connected to the water outlet 19 through a pipeline.
The water pumping end of the water pump 15 is connected with the water inlet 20 of the main body 1 through a pipeline, the water outlet end of the water pump 15 is connected with the water inlet end of the heating device 13 through a pipeline, and the water outlet end of the heating device 13 and the water outlet 19 of the main body 1 are connected with the water outlet 19 of the main body 1 through a pipeline. Of course,
the water inlet 20 and the water outlet 19 may be disposed at other positions of the main body 1, such as the top, the end or the side wall of the main body 1, according to the structure of the test object.
As shown in fig. 1, the main body 1 is further provided with a towing part 9, the towing part 9 is connected with a towing device of the pool through a rope, the towing device moves to drive the test platform to move, and the towing device controls the navigation speed and the submergence depth of the test platform, so that the test platform passes through a test area preset in the pool at the set navigation speed and submergence depth to determine required characteristic information. The dragging part 9 is a screw rod, a hanging ring, a fastener or the like. The towing portion 9 includes a front towing portion and a rear towing portion. The water pool is also internally provided with a front dragging device and a rear dragging device, the front dragging device is connected with the front dragging part, and the rear dragging device is connected with the rear dragging part. The front towing device and the rear towing device tow the test platform together to ensure that the test platform is kept horizontal in the water tank. When the test platform needs to move forwards horizontally, the pulling force of the front towing device is set to be greater than that of the rear towing device, and when the test platform needs to move backwards horizontally, the pulling force of the front towing device is set to be less than that of the rear towing device
Preferably, the front towing part is disposed at the front end of the main body 1 and is collinear with the central axis of the main body 1, and the rear towing part is disposed at the rear end of the main body 1 and is collinear with the central axis of the main body 1. Of course, the front or rear dragging part may be disposed at other positions of the main body 1 as long as the test platform can be pulled forward or rearward.
Optionally, the water pump 15 adopts a metering pump, which can accurately adjust the output flow, and can keep the discharge pressure constant, and of course, the water pump 15 can also adopt a common water pump 15, and a flow regulating valve is externally connected to the water outlet end of the common water pump 15 to adjust the output flow of the water pump 15. The heating device 13 is a heating device capable of adjusting the heating temperature, and includes, but is not limited to, a pipe heater or a box heater, and the pipe heater or the box heater is provided with a temperature control system, so as to adjust the heating temperature. In the present embodiment, the heating device 13 employs a box heater.
After the test platform is placed underwater, the water pump 15 pumps water flow outside the test platform to enter the heating device 13 for heating, and the heated water flow is discharged outside the main body 1 through the water outlet 19 to generate a first wake flow. Because water pump 15 and heating device 13 all set up inside main part 1 for the test platform just can heat the lower water of outside temperature into the water of required temperature through water pump 15 and heating device 13. The external water supply pipe connected with the test platform is removed, the disturbance of the external water supply pipe to the wake flow when moving along with the test platform is avoided, and the influence on the accuracy of the data measurement result of the wake flow characteristic in the test process is also avoided.
Optionally, as shown in fig. 1, the main body 1 is provided with an installation port communicating with the chamber. The mounting port may serve as a port for transporting the equipment into the chamber. The mounting opening is covered with a cover plate 2, and the connection mode between the cover plate 2 and the main body 1 includes but is not limited to hinge connection or bolt fixed connection. In this embodiment, apron 2 is fixed with main part 1 adoption bolted connection's mode, and it has a plurality of screw thread blind holes to distribute all around main part 1 installing port, has seted up a plurality of connecting holes corresponding with the screw thread blind hole on apron 2, uses the bolt to pass connecting hole and screw thread blind hole with apron 2 and main part 1 fixed connection. In order to ensure the water tightness of the connection between the cover plate 2 and the mounting opening, a rubber sealing ring is arranged on the cover plate 2 and/or the mounting opening, and after the cover plate 2 is covered on the mounting opening, the rubber sealing ring is compressed to ensure the water tightness between the main body 1 and the cover plate 2.
Optionally, as shown in fig. 2 and fig. 3, a rotating shaft 10 is rotatably connected to the stern end of the main body 1, the rotating shaft 10 is collinear with the central axis of the main body 1, and the shaft body of the rotating shaft 10 and the main body 1 are mechanically sealed by a mechanical seal 17. The shaft 10 may also serve as a rear towing part of the test platform. Of course, the shaft 10 and the main body 1 may be sealed by a packing seal or a labyrinth seal, which can prevent water leakage at the rotational connection between the shaft 10 and the main body 1.
Specifically, as shown in fig. 2 and 3, the detachable dismantlement of main part 1 stern end is connected with connecting piece 3 through the screw thread, be equipped with the first through-hole with pivot 10 looks adaptation on the connecting piece 3, when connecting piece 3 is connected with the stern end, first through-hole and main part 1's axis collineation, be equipped with the boss on the pivot 10 axle body, pivot 10 passes first through-hole, and the boss is laminated with connecting piece 3, be equipped with the first screw hole with the outer wall looks adaptation of mechanical seal 17 on the connecting piece 3, the inner wall of mechanical seal 17 is installed on the pivot 10 axle body, and mechanical seal 17's outer wall and connecting piece 3 threaded connection. The rotating shaft 10 at one side of the boss is positioned inside the main body 1, and the rotating shaft 10 at the other side of the boss is positioned outside the main body 1. In this embodiment. The rotation shaft 10 serves as a rear dragging portion 9 of the main body 1.
As shown in fig. 2 and 3, the propeller 4 is detachably connected to one end of the rotating shaft 10 located outside the main body 1. The propeller 4 rotates to generate a second wake in the water. The propeller 4 comprises an impeller, the center of the impeller is sleeved on the rotating shaft 10 and is connected with the rotating shaft 10 through a flat key, one end of the impeller is attached to the boss, and the other end of the impeller is fixed through a screw cap 5. Of course, the impeller and the rotating shaft 10 can be fixed by a bolt or a stop screw. The propeller 4 may be selectively installed on the main body 1 or not installed according to the difference of the wake characteristics to be measured. If it is desired to measure the individual first wake characteristics, the propeller 4 can be removed, leaving the shaft 10. If it is desired to measure the characteristics of the second wake alone or the characteristics of the mixed wake where the first wake and the second wake are mixed together, the propeller 4 may be mounted on the rotating shaft 10 and the water pump 15 and the heating device 13 may be selectively turned on or off. When the body 1 moves, the impeller in the propeller 4 rotates under the action of the water flow.
Optionally, as shown in fig. 2, the other end of the rotating shaft 10 is connected to a driving device 16, and the driving device 16 is preferably a speed-adjustable motor, and can adjust different rotating speeds as required, so that the propeller 4 generates different second wakes at different rotating speeds. Of course, the drive means 16 may alternatively be a combination of a hydraulic motor and a hydraulic station, which provides the hydraulic motor with hydraulic pressure.
As shown in fig. 2, a controller 14 and a battery 12 are provided in the chamber of the main body 1. The storage battery 12 is used as an external power supply and is connected with the controller 14, the driving device 16, the water pump 15 and the heating device 13 for supplying power, and the controller 14 can control the flow parameter of the water pump 15, the heating temperature parameter of the heating device 13 and the driving rotating speed parameter of the driving device 16. The controller 14 is preset with a plurality of working condition modes, and each working condition mode corresponds to different flow rates and water flow temperatures of the water pump 15 and the rotating speed of the propeller 4.
In order to enable the monitoring platform to detect and control the operation of the internal devices of the testing platform in real time, a first wireless transmission module 21 and a second wireless transmission module, which are not shown in the drawing, are also provided on the testing platform and the monitoring platform and are paired with each other. The first wireless transmission module 21 and the second wireless transmission module both include a wireless signal receiving end and a wireless signal transmitting end, and the first wireless transmission module 21 and the second wireless transmission module are connected by wireless signals in a duplex or half-duplex manner. As shown in fig. 2, a first wireless transmission module 21 is disposed in the chamber of the main body 1 and electrically connected to the controller 14 in the chamber, and a second wireless transmission module is disposed on an external monitoring platform and connected to a control system on the monitoring platform. An operator can set operation parameters on the monitoring platform through a control system on the monitoring platform, the operation parameters are transmitted to the controller 14 through the first wireless transmission module 21 and the second wireless transmission module, and then the controller 14 controls the water pump 15, the heating device 13 and the driving device 16 to execute corresponding parameters, so that the aim of remotely controlling the test platform is fulfilled.
The operating personnel change different operating parameters, can make the test platform be in the different operating modes of aquatic, again by various external measuring equipment under water to the test platform under different operating modes the wake characteristic measure. Of course, the data such as the flow data of the water pump 15 on the test platform, the heating temperature data of the heating device 13, the rotating speed of the driving device 16 and the like can also be transmitted to the second wireless transmission module through the first wireless transmission module 21, and an operator can observe various data in the test platform on the monitoring platform.
In order to enable signals between the first wireless transmission module 21 and the second wireless transmission module to be transmitted stably, the cover plate 2 in this embodiment is made of a non-metal material, such as plastic, rubber, or glass, which does not shield wireless signals. And, the signal generating terminal and the signal receiving terminal in the first wireless transmission module 21 are both facing the cover plate 2.
Because the electromagnetic wave has the decay in aqueous, in order to guarantee first wireless transmission module and the connection of second wireless transmission module, consequently test platform in the navigation in-process, can be spaced exposes test platform's apron 2 the surface of water. When the cover plate 2 of the test platform is exposed out of the water, the connection is established between the first wireless transmission module in the main body 1 and the second wireless transmission module of the external monitoring platform, so that the control parameters can be modified on the monitoring platform or the operation data of each device in the test platform can be acquired. The communication cable is led out without disassembling the test platform.
Optionally, as shown in fig. 1, the main body 1 is further detachably connected with an accessory, and the accessory includes one or more of a bow wing 6, a fin 7 and a stern wing 8. The surface of the main body 1 is provided with a threaded blind hole, the bow wing 6, the fin 7 and the stern wing 8 are provided with through holes matched with the threaded blind hole, and the bow wing 6, the fin 7 and the stern wing 8 are fixed with the main body 1 by bolts penetrating through the through holes and being in threaded connection with the threaded blind hole. When measuring the characteristic data of the test platform, an operator can selectively connect one or more of the fore wing 6, the fin 7 and the stern wing 8 with the main body 1 to measure the influence of different accessories on the characteristic data of the test platform.
Optionally, as shown in fig. 2, a weight 22 is also disposed within the chamber. Adjust test platform's focus through balancing weight 22, make test platform's focus be located test platform's the center of buoyancy under to increase the vertical distance of center of buoyancy and focus as far as possible, with guarantee gravity and buoyancy roughly equal, make test platform can suspend in aqueous under not receiving the exogenic action. Of course, the weight 22 is only a selectively usable member, and even when the weight 22 is not used, the weight and the buoyancy of the entire test platform can be made substantially equal by calculating and adjusting the mounting positions of the water pump, the heating device, the driving device, and the devices inside the main body 1 such as the storage battery and the processor in advance.
Example 2:
in this embodiment, the main body 1 is further provided with a speed detection device for detecting the moving speed of the main body 1. Because the towing device tows the test platform through the rope, the rope has certain elasticity and bending capability, and when the towing device accelerates or decelerates, the speed change of the test platform can not be consistent with the speed of the towing device, so that the sailing speed of the test platform needs to be measured independently.
As shown in fig. 5, the speed detection means includes a first pressure sensor 18 and a second pressure sensor 23. The first pressure sensor 18 and the second pressure sensor 23 are both electrically connected to the controller 14. The bow end of the main body 1 is provided with a first pressure measuring pipe 11 and a second pressure measuring pipe 24, the first pressure measuring pipe 11 and the second pressure measuring pipe 21 are straight pipes, and the axis of the first pressure measuring pipe 11 and the axis of the second pressure measuring pipe 24 are parallel to the central axis of the main body.
Both ends intercommunication of first pressure-measuring pipe 11, first pressure sensor 18 are located the cavity and are close to the one end sealing connection of main part with first pressure-measuring pipe 11, and first pressure sensor 18 is used for total pressure P of testing platform navigation in aqueousGeneral assemblyNamely the hydraulic pressure of the test platform in the direction of the incident flow.
The end part of one end, far away from the main body 1, of the second pressure measuring pipe 24 is closed, a plurality of radially arranged vent holes are uniformly distributed on the pipe body of the second pressure measuring pipe 24, and the vent holes are communicated with one end, close to the main body 1, of the second pressure measuring pipe 24. The second pressure sensor 23 is located in the cavity and is in sealing connection with one end part, close to the main body 1, of the second pressure measuring pipe 24, and the second pressure sensor 23 is used for detecting static pressure P of the test platform sailing in waterQuietI.e. the hydraulic pressure perpendicular to the direction of the test platform incident flow.
By total pressure PGeneral assemblyAnd static pressure PQuietThe difference of (A) to (B) can give the dynamic pressure PMovable partAnd then by mathematical formula
Converting to obtain the navigational speed V of the test platform; where p isWater (W)Is the density of the water body.
Of course, the detection device for detecting the moving speed of the main body 1 may be another detection device for measuring the underwater speed, such as an underwater positioning beacon detection device or a doppler sonar detection device.
The rest of the structure of this embodiment is the same as embodiment 1.
The linkage control method of the test platform comprises the following steps:
as shown in fig. 4, the controller 14 is configured to receive the test platform sailing speed value detected by the speed detection device, and compare the test platform sailing speed with a preset speed threshold; when the navigation speed value of the test platform is smaller than a preset speed threshold value, the controller 14 controls the water pump 15, the heating device 13 and the driving device 16 to be closed; or when the sailing speed of the test platform is greater than or equal to a preset speed threshold value, the controller 14 controls the water pump 15, the heating device 13 and the driving device 16 to be started. Therefore, linkage control of electrical equipment in the test platform is achieved, disturbance of the static test platform to the environment can be avoided, and electric energy of the storage battery 12 is saved.
The test steps of the test platform are as follows:
(1) the cover plate 2 is detached from the main body 1, a storage battery 12, a heating device 13, a controller 14, a water pump 15, a driving device 16, a rotating shaft 10, a first pressure sensor 18 and a second pressure sensor 23 are arranged in a cavity in the test platform through an installation opening, and a pipeline and a circuit are connected;
(2) the connecting piece 3 is detached from the main body 1, the mechanical sealing piece 17 is sleeved on the shaft, the mechanical sealing piece 17 is connected to the connecting piece 3 through threads, and then the connecting piece 3 is connected with the stern end of the main body 1;
(3) the propeller 4 is arranged on the rotating shaft 10 and is fixed through the nut 5;
(4) a bow wing 6, a fin 7 and a stern wing 8 in the accessory body are fixed on the main body 1 through screws;
(5) adjusting the weight or position of the configuration block according to the gravity and the buoyancy of the test platform to enable the gravity and the buoyancy of the test platform to be approximately equal;
(6) the non-metallic cover plate 2 is mounted back on the main body 1.
(7) Writing a control program on a computer outside the test platform, downloading the program into a controller 14 inside the test platform through a wireless network, setting parameters such as heating temperature of a heating device 13, water pumping flow of a water pump 15, rotating speed of a driving device 16 and the like and a speed threshold value by the control program, monitoring and calculating the navigational speed through a first pressure sensor 18 and a second pressure sensor 23, and performing linkage control on electrical equipment inside the test platform according to the navigational speed, namely when the navigational speed is less than the preset speed threshold value, the controller 14 controls the water pump 15, the heating device 13 and the driving device 16 to be closed, so that the static test platform can be prevented from continuously generating disturbance to the environment, and meanwhile, the electric energy of a storage battery 12 is saved; when the navigational speed is greater than or equal to the preset speed threshold, the controller 14 controls the water pump 15, the heating device 13 and the driving device 16 to start, and the control parameters of each device reach the preset values through the control program.
(8) Placing the test platform into a water tank, connecting the test platform with a water tank towing device through a towing part 9, and controlling the navigation speed and the diving depth of the test platform through the towing device so that the test platform passes through a test area at a set navigation speed and a set diving depth to determine required characteristic information;
for example, a temperature acquisition system is arranged in a test area to obtain the wake temperature characteristics of the object to be tested.
Or distributing a tail acquisition system such as a wave height meter and flow velocity in the test area to obtain the tail characteristics of the object to be tested.
Or a noise sensor is arranged in the test platform and connected with the controller 14, and a far-field radiation noise acquisition system is arranged in the test domain to obtain the near-field and far-field radiation noise information of the object to be tested.
(9) The test platform is submerged out of the water surface through the towing device, a control system of the test platform external monitoring platform is in wireless communication with the controller 14 of the test platform through the first wireless transmission module 21 and the second wireless transmission module, the control program of the controller 14 is adjusted, and the control parameters of each electrical device are reset, so that the test working condition is changed.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. An underwater test platform, comprising:
the device comprises a main body (1), wherein a closed cavity is arranged in the main body (1), and a water inlet (20) and a water outlet (19) which are communicated with the cavity are formed in the main body (1);
the water pump (15) and the heating device (13) are arranged in the cavity, and the water pump (15) is connected with the heating device (13) and then communicated with the water inlet (20) and the water outlet (19); and the number of the first and second groups,
the dragging part (9) is arranged on the main body (1) and is connected with an external dragging device so as to drive the main body (1) to move.
2. An underwater test platform as claimed in claim 1, wherein: the main body (1) is provided with a mounting opening communicated with the cavity, the mounting opening is covered with a cover plate (2), and the cover plate (2) is connected with the main body (1) in a watertight manner.
3. An underwater test platform as claimed in claim 2, wherein: the main part (1) stern end is connected with pivot (10) through sealing device rotation, the one end of pivot (10) is connected with propeller (4), the other end of pivot (10) is connected with the drive pivot (10) pivoted drive arrangement (16), propeller (4) rotate in order to produce the second wake.
4. An underwater test platform as claimed in claim 3, wherein: the water pump is characterized by further comprising a controller (14) and a storage battery (12), wherein the controller (14) and the storage battery (12) are arranged in the cavity, and the controller (14) is electrically connected with the heating device (13), the water pump (15), the driving device (16) and the storage battery (12).
5. An underwater test platform as claimed in claim 4, wherein: the main body (1) is further provided with a speed detection device for detecting the moving speed of the main body (1), and the speed detection device is connected with the controller (14).
6. An underwater test platform as claimed in claim 5, wherein: the speed detection device comprises a first pressure sensor (18) and a second pressure sensor (23) which are arranged at the bow end of the main body (1), wherein the first pressure sensor (18) is used for detecting the total pressure of the test platform, and the second pressure sensor (23) is used for detecting the static pressure of the test platform.
7. An underwater test platform as claimed in claim 5, wherein: the monitoring device is characterized by further comprising a first wireless transmission module (21) and a second wireless transmission module which are matched with each other, wherein the first wireless transmission module (21) is arranged in the cavity, and the second wireless transmission module is arranged on an external monitoring platform.
8. An underwater test platform as claimed in claim 7, wherein: the cover plate (2) is a non-metal cover plate, and the signal transmitting end and the signal receiving end of the first wireless transmission module (21) are opposite to the cover plate (2).
9. An underwater test platform as claimed in claim 1, wherein: the main body is also detachably connected with an accessory body, and the accessory body comprises one or more of a bow wing (6), a fin (7) and a stern wing (8).
10. An underwater test platform as claimed in claim 1, wherein: the dragging part (9) comprises a front dragging part and a rear dragging part, the front dragging part is connected with the front dragging device, and the rear dragging part is connected with the rear dragging device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021664819.5U CN212605718U (en) | 2020-08-12 | 2020-08-12 | Underwater test platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021664819.5U CN212605718U (en) | 2020-08-12 | 2020-08-12 | Underwater test platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212605718U true CN212605718U (en) | 2021-02-26 |
Family
ID=74712967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021664819.5U Expired - Fee Related CN212605718U (en) | 2020-08-12 | 2020-08-12 | Underwater test platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212605718U (en) |
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2020
- 2020-08-12 CN CN202021664819.5U patent/CN212605718U/en not_active Expired - Fee Related
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