Utility model content
The utility model embodiment provides a kind of leak detection system of utricule, at least to solve captive balloon in the prior art
The low technical problem of utricule leak detection efficiency.
According to the one side of the utility model embodiment, a kind of leak detection system of utricule is provided, including:Leak detection dress
It sets, including water injector and image collecting device, water injector is used for leak detection point sprinkling leak detection liquid, and image collecting device is used
In the image information for obtaining leak detection point;Flight instruments carry leakage detection apparatus, for carrying leakage detection apparatus to being tethered at belonging to utricule
Region;First controller, communicates with leakage detection apparatus, the leak detection for determining leak detection point according to the image information of determining leak detection point
As a result.
Further, flight instruments further include:The objective table being set to below flight instruments, for carrying leakage detection apparatus.
Further, water injector is connected to objective table by head rod) below, image collecting device passes through second
Connecting rod is connected to below objective table.
Further, leakage detection apparatus further includes:Water storage box is set to above objective table, passes through the pipeline across objective table
It is connected with water injector;Valve is set between water storage box and pipeline, for controlling water storage box water outlet.
Further, leakage detection apparatus further includes:Pressure control device is set between valve and water storage box, for controlling
The discharge pressure of water injector.
Further, leakage detection apparatus further includes:Water amount detection device is set in water storage box, for detecting in water storage box
Leak detection liquid surplus.
Further, leakage detection apparatus further includes:Second controller is set at the top of flight instruments, for control valve
It is opened and closed, the Image Acquisition direction in the sprinkling direction and image collecting device of water injector.
Further, flight instruments include:Four sliding rails are set to after one end of each sliding rail connects in four sliding rails
At the top of water storage box, and each adjacent sliding rail is orthogonal;Four platforms sliding block, each platform sliding block are nested in corresponding one
On sliding rail, and the lower section of each platform sliding block is connected by third connecting rod with objective table, for by being slided on sliding rail, adjusting
Distance of the whole objective table relative to water storage box.Further, the first controller is additionally operable to determine the leak detection track of flight instruments.
Further, flight instruments include:Range unit is set to below objective table, for detecting flight instruments and capsule
The distance of body;First controller is additionally operable to be flown according to distance controlling flight instruments.
Further, image collector is set to full-view camera.
Further, flight instruments are unmanned plane.
In the utility model embodiment, leakage detection apparatus is carried by flight instruments, is carried belonging to leakage detection apparatus to utricule
Region, leakage detection apparatus includes water injector and image collecting device, can be to leak detection region sprinkling leak detection liquid, and obtains inspection
The image information of drain region, then image information is analyzed by controller, to obtain leak detection result.Said program passes through
Flight instruments carry leakage detection apparatus to complete the leak detection work of utricule, spray leak detection liquid to utricule without artificial, make
It obtains during leak detection, the captive balloon belonging to utricule, can be with normal flight without berthing, will not be to the peace of staff
Bring threat entirely, and avoid artificial observation to determine the mode of leak detection result, can obtain more accurately hunting leak as a result, into
And solve the low technical problem of utricule leak detection efficiency of captive balloon in the prior art, improve accuracy and the effect of leak detection
Rate.
Embodiment 1
According to the utility model embodiment, a kind of embodiment of the leak detection system of utricule is provided, Fig. 1 is according to this practicality
The schematic diagram of the leak detection system of the utricule of new embodiment, as shown in Figure 1, the system includes:
Leakage detection apparatus 10, including water injector 11 and image collecting device 12, water injector 11 are used for leak detection point sprinkling
Leak detection liquid, image collecting device 12 are used to obtain the image information of leak detection point.
Flight instruments 20 carry leakage detection apparatus 10, for carrying leakage detection apparatus 10 to the region belonging to utricule.
First controller (is set in the captive balloon belonging to utricule, be not shown in figure), is communicated with leakage detection apparatus 10, is used
In the leak detection result for determining leak detection point according to the image information of determining leak detection point.
Specifically, above-mentioned leak detection liquid can be suds, flight instruments 20 can be unmanned plane, and water injector 11 can be with
It is the nozzle with certain range, image collecting device 12 can be camera, and the first controller can be disposed on and be tethered at gas
The control centre of ball.
Above-mentioned image collecting device 12 can dynamically adjust acquisition direction and acquire the focal length of image, so as to obtain
To clear accurate image.
Leak detection track can be arranged in control centre according to demand for control, can select two kinds of set-up modes, one is to capsule
Body carries out Daily Round Check, and control centre imports the threedimensional model of utricule shape, and leak detection track is set according to the demand of inspection;Also
A kind of mode is the leak detection region of specified utricule, leak detection track of the setting unmanned plane in the leak detection region.
After leakage detection apparatus 10 sprays leak detection liquid by nozzle to utricule, the image information of utricule is obtained, and will figure
As information is transmitted to control centre, control centre can call image identification model, by the inspection of the image information of utricule and importing
Leakage case information (including picture and/or video) is compared, to judge that the corresponding region of present image information whether there is
Loophole can also record coordinate of the loophole point in the threedimensional model of utricule, and will be in record there are loophole
Hold passback.
From the foregoing, it will be observed that the utility model above-described embodiment carries leakage detection apparatus by flight instruments, leakage detection apparatus is carried extremely
It is tethered at the region belonging to utricule, leakage detection apparatus includes water injector and image collecting device, can be hunted leak to the sprinkling of leak detection region
Liquid, and the image information in leak detection region is obtained, then image information is analyzed by controller, to obtain leak detection knot
Fruit.Said program carries leakage detection apparatus to complete the leak detection work of utricule, without artificial to utricule by flight instruments
Sprinkling leak detection liquid so that during leak detection, the captive balloon belonging to utricule, can be with normal flight, also not without berthing
The safety belt to staff is understood to threaten, and avoids artificial observation to determine the mode of leak detection result, can be obtained more
Accurate leak detection low technical problem of efficiency as a result, the utricule for solving captive balloon in the prior art in turn is hunted leak, improves
The accuracy of leak detection and efficiency.
Optionally, according to the above embodiments of the present application, flight instruments 20 further include:It is set to the load of 20 lower section of flight instruments
Object platform 21, for carrying leakage detection apparatus 10.
Optionally, according to the above embodiments of the present application, water injector 11 is connected to by head rod under objective table 21
Side, image collecting device 12 are connected to 21 lower section of objective table by the second connecting rod.
Fig. 2 is the partial enlargement of part-structure in the leak detection system according to the utility model embodiment utricule shown in FIG. 1
Figure, in conjunction with shown in Fig. 2,21 top of objective table is connected with 20 lower section of flight instruments, and 21 lower section of objective table is adopted by connecting rod and image
Acquisition means 12 are connected with water injector 11.
Further, above-mentioned head rod and the second connecting rod can be rotatable connecting rod, for adjusting figure
As the steering of harvester 12 and water injector 11.
Optionally, according to the above embodiments of the present application, leakage detection apparatus 10 further includes:
Water storage box 13 is set to 21 top of objective table, is connected with water injector 11 by the pipeline across objective table 21;
Valve 14 is set between water storage box 13 and pipeline, is discharged for controlling water storage box 13.
In conjunction with shown in Fig. 1 and Fig. 2, pipeline passes through objective table 21, and water storage box 13 is connected with water injector 11, water storage box 13
For storing liquid of hunting leak, valve 14 can be set between water storage box 13 and pipeline.
Optionally, according to the above embodiments of the present application, leakage detection apparatus 10 further includes:
Pressure control device (not shown) is set between valve 14 and water storage box 13, for controlling water injector
11 discharge pressure.
Specifically, the water spray of water injector 11, which needs certain range, can be sprayed onto utricule surface, therefore water storage box
Water in 13 is needed with certain pressure, the hydraulic pressure in adjustment water storage box 13 is adjusted by pressure control device, so as to adjust spray
The discharge pressure of water installations 11, and then ensure that water spray has certain range.
Optionally, according to the above embodiments of the present application, leakage detection apparatus 10 further includes:
Water amount detection device (not shown) is set in water storage box 13, for detecting liquid of hunting leak in water storage box 13
Surplus.
Specifically, water amount detection device can be liquid level gauge, it is set among water storage box 13, the liquid detected by liquid level gauge
Position information and the volume of water storage box 13 can be obtained the surplus water in water storage box 13.First controller passes through water amount detection device
The surplus of leak detection liquid in dynamic monitoring water storage box 13, and judged according to the surplus of leak detection liquid, under continuing
One step is hunted leak, or returns to ground supplement leak detection liquid.
Optionally, according to the above embodiments of the present application, leakage detection apparatus 10 further includes:
Second controller 15 is set to 20 top of flight instruments, is used for the opening and closing of control valve 14, the spray of water injector 11
Spill direction and the Image Acquisition direction of image collecting device 12.In conjunction with shown in Fig. 1, second controller 15 can be set to flight dress
The top for setting 20 is communicated with the first controller, can also control the injection direction of water injector 11, and control by steering engine 16
The Image Acquisition direction of image collecting device 12.
Optionally, according to the above embodiments of the present application, flight instruments 20 include:
Four sliding rails 22 after one end of each sliding rail 22 connects in four sliding rails 22, are set to 13 top of water storage box, and every
A adjacent sliding rail 22 is orthogonal.
Four platforms sliding block 23, each platform sliding block 23 are nested on a corresponding sliding rail 22, and each platform sliding block
23 lower section is connected by third connecting rod with objective table 21, for by being slided on sliding rail 22, adjustment objective table 21 to be opposite
In the distance of water storage box 13.
As shown in Figure 1, in a kind of optional embodiment, the tool of flight instruments 20 there are four sliding rail 22, adjacent sliding rail 22 it
Between it is orthogonal.Nested on each sliding rail 22 there are one platform sliding blocks 23, and the bottom of four platforms sliding block 23 is in objective table 21
It is connected, which is used to adjust the upper and lower position of objective table 21, when four platforms sliding block 23 is displaced outwardly (sinistral platform sliding block
23 to moving to left, and dextral platform sliding block 23 moves right, and front platform sliding block 23 is moved back to Forward, rear platform sliding block 23) when, it carries
Object platform 21 is moved up relative to water storage box 13 namely the distance between objective table 21 and water storage box 13 reduce;When two platforms
Sliding block 23 to center movement (sinistral platform sliding block 23 moves right, dextral platform sliding block 23 to moving to left, front platform sliding block 23 to
After move, rear platform sliding block 23 to Forward) when, objective table 21 moved down relative to water storage box 13 namely objective table 21 with store
The distance between water tank 13 increases.
Range unit (not shown) is set to the lower section of objective table 21, for detect flight instruments 20 and utricule away from
From;
Wherein, the first controller is also communicated with flight instruments 20, is additionally operable to be flown according to distance controlling flight instruments 20.
In a kind of optional embodiment, the first controller can import leak detection range information, i.e. 20 utricule of flight instruments
The distance between, with the utricule that ensures not wounding during leak detection, accident does not occur.Range unit can be laser ranging dress
Set, feed back the distance that detects to the first controller, distance adjustment unmanned plane that the first controller feed back according to range unit and
The direct distance of captive balloon, the distance for making it be kept fixed.Specifically, the first controller can pass through flight control system control
Wing driving device dynamic driving wing motor rotation processed, controls the rotating speed of wing speed regulation device four wing motors of dynamic regulation
Flight attitude is adjusted, to resist external interference and keep the flying distance with serial balloon.
Optionally, according to the above embodiments of the present application, the first controller is additionally operable to determine the leak detection track of flight instruments 20.
Optionally, according to the above embodiments of the present application, flight instruments 20 include:
Range unit, for detecting flight instruments 20 at a distance from utricule;Wherein, the first controller is additionally operable to according to distance
Adjust the flight of flight instruments 20.
Optionally, according to the above embodiments of the present application, image collecting device 12 is full-view camera.
Optionally, according to the above embodiments of the present application, flight instruments 20 are unmanned plane.
In the following, the control mode of the leak detection system of above-mentioned utricule is described, Fig. 3 is according to the utility model embodiment
A kind of air leakage detection system carry out the schematic diagram of leak detection control, in conjunction with shown in Fig. 3, the leak detection system of utricule includes being set to be
The leak detection control system at balloon end is stayed, and is set to leak detection executive device and the leak detection executing agency of unmanned generator terminal, wherein inspection
Leakage control system with leak detection executive device by wirelessly communicating, and by hunting leak, executive device controls leak detection executing agency.
Control centre's (the first controller) has path planning module, vision processing module, sprinkling Controlling model and flies
Row control module, illustrates in turn below.
Path planning module plans leak detection track by GPS, and passes through laser ranging system detection unmanned plane and utricule
Distance.
Vision processing module is used to drive camera to be directed at the utricule hunted leak, and is believed according to the image that camera returns
Breath is analyzed to obtain leak detection result.
Sprinkling module detects the surplus water of water storage box by water amount detection device, and is controlled and stored by water tank voltage operated device
Hydraulic pressure in water tank;Solenoid valve is also controlled by start stop apparatus of spraying water, to control nozzle water outlet, and passes through sprinkler rotation device
Control sprinkler rotation.
Flight control modules drive the motor of four wings to rotate by wing driving device, and pass through wing speed regulation device
The rotating speed for adjusting the click of four wings, so as to adjust the flight attitude of unmanned plane, to prevent unmanned plane from resisting external interference, together
When keep and the flying distance of captive balloon.
Data (leak detection track, predetermined hydraulic pressure, distance are imported in captive balloon control centre (the first controller) first
Deng), inject leak detection liquid to water storage box.Leak detection system will be opened after leak detection unmanned plane is placed in void spaces, be set as it is automatic/
Leak detection manually.After leak detection system receives control centre's data, system sends out instruction to unmanned plane by radio communication.
Unmanned plane GPS starts according to instruction locus guiding leak detection route, after reaching designated position, vision processing module hair
Go out instruction control camera collection image and return control centre, after control centre's analyzing processing, confirms suspected location.Then
Sprinkling module receives control centre and instructs and adjust the pressure in water storage box, valve switch and nozzle angle, to make nozzle
To leak detection point sprinkling leak detection liquid.
Control valve is closed after liquid is hunted leak in sprinkling, and signal feeds back to control centre through wireless communication system, depending on
Feel and adjust camera angle and focal length after processing system receives control centre's signal, acquires video or image through wireless communication system
Pass back to control centre, control centre analyses and compares collected information.
If any determination, there are loopholes, then record the point coordinates position and preserve corresponding video or picture.Work as analyses and comparison
When not finding loophole, control centre sends out next step flight directive to unmanned plane, Trajectory Planning System according to instruction GPS guide to
It is next to wait examining, so on circulate.
At the same time, the rotation of flight control system parallel processing control wing, speed, to ensure that unmanned plane can reach finger
Positioning sets and keeps certain distance and the flight attitude of stabilization with captive balloon always.Control centre may be arranged as manually
Operation mode, corresponding each system send out work order by manual operation, complete leak detection work.In the process, water storage is detected
The surplus water of case, such as find water shortage can automatically be maked a return voyage with abort the mission origin supply leak detection liquid.
Fig. 4 is a kind of control captive balloon leak detection system closed-loop control schematic diagram according to the utility model embodiment, knot
It closes shown in Fig. 4, sampling and negative-feedback also is carried out to the data for the executing agency that hunts leak in above-mentioned air leakage detection system, to make
It obtains control centre to control leak detection executing agency according to the result of sampling and negative-feedback, to realize utricule
The closed-loop control of leak detection system.
Above-mentioned the utility model embodiment serial number is for illustration only, can not represent the quality of embodiment.
In above-described embodiment of the utility model, all emphasize particularly on different fields to the description of each embodiment, in some embodiment
The part not being described in detail may refer to the associated description of other embodiment.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the scope of protection of the utility model.