CN109357862B

CN109357862B - Blade detection device

Info

Publication number: CN109357862B
Application number: CN201811570652.3A
Authority: CN
Inventors: 方文平
Original assignee: Fanzai Energy Shandong Co ltd
Current assignee: Fanzai Energy Shandong Co ltd
Priority date: 2018-12-21
Filing date: 2018-12-21
Publication date: 2024-06-14
Anticipated expiration: 2038-12-21
Also published as: CN109357862A

Abstract

The invention discloses a blade detection device which comprises a mounting box, a liquid storage box arranged in the mounting box and a detection component arranged below the liquid storage box, wherein the top of the mounting box is provided with a mounting groove, the liquid storage box is arranged in the mounting groove, and the detection component is communicated with the liquid storage box; the mounting box is internally provided with a mounting cavity, the mounting cavity is arranged below the mounting groove, and the detection assembly is arranged in the mounting cavity; guide components are respectively arranged on two sides of the installation box, a power component is arranged at the bottom of the guide components, and the guide components are matched with the blades.

Description

Blade detection device

Technical Field

The invention belongs to the technical field of wind power generation detection, and particularly relates to a blade detection device.

Background

Wind energy is energy generated by wind power flowing, and wind power generation is to convert wind energy into electric energy by using a special power generation device. Because wind energy is clean, renewable and abundant energy, and the process of wind power generation does not emit greenhouse gases, wind power generation has become a new choice for replacing power generation using fossil fuels.

The wind power generation device mainly comprises a wind power blade mechanism of a plurality of blades, a transmission mechanism and a power generation device. When the wind power drives the wind blade mechanism, the wind blade mechanism rotates to generate mechanical energy, and the mechanical energy is transmitted to the power generation device through the transmission mechanism, and the power generation device converts the mechanical energy into electric energy through electromagnetic action. The generated electric energy is stored in a battery or is input to a power supply network.

The blades of the wind driven generator are made of composite materials and can bear the pressure born by the blades of the wind driven generator when rotating. In some cases, the blades of the wind turbine are flawed during the manufacturing process, and such flawed blades may not withstand excessive stresses during operation of the wind turbine. In other cases, blade defects of wind turbines are caused by fatigue of the blades during long-term operation. In other cases, the defect of the blade of the wind power generator is caused by the impact of foreign matter such as sand during operation. Translation

Generally, the wind driven generator has high construction cost, and after the wind driven generator is constructed, the wind driven generator is inconvenient to disassemble and check at will, so that the wind driven generator needs to be detected before leaving the factory to ensure the running reliability of the wind driven generator; the blade detection device of the wind driven generator disclosed in Chinese patent CN205826549U is characterized in that the upper clamping block and the lower clamping block are used for fixing the blade, so that the blade is conveniently detected; the fixing method can only be suitable for detecting individual blades, and the detection device cannot well care for the whole blades, so that the detection effect on the blades is affected.

Disclosure of Invention

The invention provides a blade detection device suitable for detecting various blades in order to overcome the defects of the prior art.

In order to achieve the above purpose, the present invention adopts the following technical scheme: the blade detection device comprises a mounting box, a liquid storage box arranged in the mounting box and a detection assembly arranged below the liquid storage box, wherein a mounting groove is formed in the top of the mounting box, the liquid storage box is arranged in the mounting groove, and the detection assembly is communicated with the liquid storage box; the mounting box is internally provided with a mounting cavity, the mounting cavity is arranged below the mounting groove, and the detection assembly is arranged in the mounting cavity; guide assemblies are respectively arranged on two sides of the mounting box, a power assembly is arranged at the bottom of each guide assembly, and each guide assembly is matched with each blade; when the blade is detected, the guide components are embedded in two sides of the blade, and the detection device is fixed on the blade by the cooperation of the guide components and the blade, so that the detection device can conveniently detect the blade; under the cooperation of the power component and the guide component, the detection device can move along the surface of the blade after being fixed with the blade, so that the surface of the blade is detected, the surface of the blade can be detected, and the detection effect of the detection device is improved; through the guide component in order to adapt to multiple different blades, make detection device detect the blade of multiple different sizes, promote detection device's practicality.

Preferably, the guide assembly comprises a first guide rod arranged on the side wall of the installation box, a fourth connecting block penetrating through the first guide rod, an eighth limiting plate arranged on the first guide rod and a first fixing spring sleeved on the first guide rod; the distance between the fourth connecting block and the blade can be changed through the cooperation of the first guide rod and the fourth connecting block, the fourth connecting block is tightly attached to the blade under the action of the first fixing spring, the blade and the detection device form fixed cooperation, the detection device is fixed on the blade, and a stable working environment is provided for the detection device; simultaneously under the cooperation effect of first guide bar and first fixed spring, make fourth connecting block adapt to multiple unidimensional blade, the detection device of being convenient for detects multiple unidimensional blade, increases detection device's application scope.

Preferably, a first magnetic block is arranged on the side wall of the fourth connecting block, and a second magnetic block matched with the first magnetic block is arranged on the side wall of the mounting box; the bottom of the fourth connecting block is provided with a guide block, and the guide block is provided with an arc-shaped groove; the magnetism of the first magnetic block and the magnetism of the second magnetic block are attracted, the first magnetic block and the second magnetic block are interacted, the first fixed spring is matched to provide thrust for the fourth connecting block, so that the fourth connecting block moves towards one side of the blade after the detection device is arranged on the blade, the detection device and the blade form fixed fit through the fourth connecting block, the detection device is fixed on the blade, and the detection device is convenient to detect the blade; the blade is limited through the arc-shaped groove on the guide block, so that the side wall of the blade is embedded into the arc-shaped groove, the fixing effect of the fourth connecting block and the blade is improved, and a stable detection environment is provided for the detection device.

Preferably, a fifth connecting block is arranged at the bottom of the guide block, and the power assembly comprises a fixed plate arranged at the bottom of the fifth connecting block, a driving motor arranged on the fixed plate and a driving wheel arranged on an output shaft of the driving motor; the surface of the fixed plate is provided with a second groove, and the driving wheel is arranged in the second groove; after the fourth connecting block plays a fixed effect on the blade, the driving wheel on the surface of the fixing plate is contacted with the bottom surface of the blade, and the driving wheel is contacted with the surface of the blade, so that the driving wheel rotates to drive the detection device to move through friction with the surface of the blade, the detection device moves along the blade, the detection effect of the detection device on the blade is improved, and the detection device can detect the positive blade.

Preferably, a fifth connecting rod is arranged on the fixed plate, a fifth movable cavity is arranged in the fifth connecting block, and the fifth connecting rod penetrates through the fifth movable cavity; a ninth limiting plate is arranged at the top of the fifth connecting rod, and a second fixing spring is sleeved on the fifth connecting rod; through fifth connecting rod and fifth movable chamber, can change the distance of fixed plate and fifth connecting block, when the drive wheel on the fixed plate contacted with the blade bottom surface, the fifth connecting rod moved to fifth movable chamber middle part, and the second fixed spring was in compression state this moment, promotes the fixed plate upward movement under the effect of second fixed spring, makes the drive wheel produce pressure to the blade surface, increases the frictional force of drive wheel and also blade, is convenient for drive detection device and removes under the cooperation of drive wheel and blade to can be convenient detect the blade surface.

Preferably, a sixth connecting block is arranged on the fourth connecting block, the fourth connecting block is connected with the guide block through the sixth connecting block, a seventh connecting block is arranged on the guide block, a sixth movable cavity is arranged on the sixth connecting block, and the seventh connecting block is arranged in the sixth movable cavity in a penetrating manner; the seventh connecting block can move in the sixth movable cavity, and the guide block can be driven to move through the seventh connecting block, so that the distance between the guide block and the blade is changed, the annular groove on the guide block is always attached to the blade when the detection device moves along the blade, the detection device is fixed, and the detection effect of the detection device on the blade is improved.

Preferably, a second guide rod is arranged on the seventh connecting block, a seventh movable cavity is arranged on the second guide rod, a sixth connecting rod is arranged in the seventh movable cavity in a penetrating manner, tenth limiting plates are respectively arranged at two ends of the sixth connecting rod, and a third fixed spring is sleeved on the sixth connecting rod; through the mutual matching of the second guide rod and the sixth connecting rod, the fixed block can only move in the horizontal direction, the matching effect of the guide block and the blade is increased, and the guide block can be always in a contact state with the blade when moving; through the effect of the fixed spring of third, make the guide block exist pressure to the blade all the time, increase the cooperation effect of blade and guide block, avoid detection device to drop from the blade when removing, promote detection device's reliability.

Preferably, first limiting plates are arranged on two sides of the liquid storage tank, first limiting grooves matched with the first limiting plates are respectively arranged on two sides of the mounting groove, a cover plate is movably connected to the top of the first limiting grooves, and a height adjusting assembly for adjusting the position of the detecting assembly is arranged on the cover plate; the dye liquor is arranged in the liquid storage tank and used for marking the defect part, the detection assembly is communicated with the liquid storage tank, when the detection assembly detects the blade, the dye liquor in the liquid storage tank falls on the blade through the detection assembly after the detection assembly detects the defect, and the blade is accurately marked to determine the defect part of the blade, so that the blade is convenient to repair; the blades are detected among the detection components, so that the problem of loss is avoided through a third party means, convenience in blade detection is improved, and efficiency in blade detection is improved; the height of the detection assembly is adjusted through the height adjusting assembly, so that the bottom of the detection assembly is attached to the surface of the blade before detection, the detection accuracy of the detection assembly is improved, and the detection effect of the blade is improved.

Preferably, the detection assembly comprises a mounting plate arranged in the mounting cavity, a connecting pipe arranged at the bottom of the mounting plate, a first connecting rod penetrating through the connecting pipe, a mounting seat arranged at one end of the first connecting rod and a roller arranged on the mounting seat; the roller wheels walk on the blades to detect the surfaces of the blades, so that the purpose of detecting the blades is achieved in the most intuitive mode, the cost for detecting the blades is reduced, and the blade detection is simpler and easier to operate.

The invention has the following advantages: when the blade is detected, the guide components are embedded in two sides of the blade, and the detection device is fixed on the blade by the cooperation of the guide components and the blade, so that the detection device can conveniently detect the blade; under the cooperation of the power component and the guide component, the detection device can move along the surface of the blade after being fixed with the blade, so that the surface of the blade is detected, the surface of the blade can be detected, and the detection effect of the detection device is improved; through the guide component in order to adapt to multiple different blades, make detection device detect the blade of multiple different sizes, promote detection device's practicality.

Drawings

FIG. 1 is a schematic diagram showing the cooperation of a wind turbine blade detection device and a wind blade.

Fig. 2 is a schematic structural view of a fan blade.

Fig. 3 is a schematic structural view of a wind turbine blade detection device according to the present invention.

Fig. 4 is a schematic structural diagram of a device for detecting blades of a wind turbine according to the present invention.

Fig. 5 is an enlarged view at a in fig. 4.

FIG. 6 is a schematic cross-sectional view of a device for detecting a blade of a wind turbine according to the present invention.

FIG. 7 is a schematic exploded view of a cross-section of a device for detecting a blade of a wind turbine according to the present invention.

Fig. 8 is an enlarged view at B in fig. 7.

FIG. 9 is a schematic view of the detecting assembly of the detecting device for wind turbine blade according to the present invention.

FIG. 10 is a schematic diagram of a liquid storage tank of a wind turbine blade detection device according to the present invention.

FIG. 11 is a schematic view of a structure of a support plate of a detecting device for a wind turbine blade according to the present invention.

Fig. 12 is a schematic cross-sectional view of a first infusion tube in accordance with the present invention.

Fig. 13 is a schematic view of the power assembly of the present invention.

Detailed Description

In order to make the present invention better understood by those skilled in the art, the following description of the technical solutions of the present invention will be made in detail, but not all embodiments of the present invention are apparent to some embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present invention without making any inventive effort, shall fall within the scope of the present invention.

As shown in fig. 1-13, a blade detection device comprises a mounting box 1, a liquid storage box 2 arranged in the mounting box 1 and a detection component arranged below the liquid storage box 2, wherein a mounting groove 19 is formed in the top of the mounting box 1, the liquid storage box 2 is arranged in the mounting groove 19, the liquid storage box is of a cylindrical structure and is placed in the mounting groove, when the liquid storage box is placed in the mounting groove, the top of the liquid storage box is higher than the top of the mounting groove, and the detection component is communicated with the liquid storage box 2; a mounting cavity 110 is arranged in the mounting box 1, the mounting cavity 110 is arranged below the mounting groove 19, and the detection assembly is arranged in the mounting cavity 110; the bottom of the detection component is arranged in the installation box in a penetrating way, and the bottom of the detection component is arranged outside the installation box; the bottom of the mounting groove is provided with a second through hole, and the mounting cavity is communicated with the mounting groove through the second through hole; the two sides of the liquid storage tank 2 are provided with first limiting plates 25, the two sides of the mounting groove 19 are respectively provided with a first limiting groove 17 matched with the first limiting plates 25, and the first limiting blocks and the rectangular structure are arranged in the first limiting grooves after the liquid storage tank is arranged in the mounting groove; the top of the first limit groove 17 is movably connected with a cover plate 13, the top of the installation box is provided with a first connecting block 12, a first connecting hole is formed in the first connecting block, the top of the cover plate is provided with a second connecting block 131, a second connecting hole matched with the first connecting hole is formed in the second connecting block, connecting shafts 121 are arranged in the first connecting hole and the second connecting hole in a penetrating manner, two ends of each connecting shaft are respectively provided with a sixth limit plate, the sixth limit plates are in contact with the first connecting block, the connecting shafts cannot be separated from the connecting holes through the action of the sixth limit plates, the matching effect of the connecting holes and the connecting shafts is improved, the movable connection between the cover plate and the installation box is realized through the action of the connecting blocks and the connecting shafts, and the cover plate can rotate at the top of the first limit groove; the cover plate 13 is provided with a height adjusting component for adjusting the position of the detecting component.

When installing the liquid reserve tank, turn up the apron from first spacing inslot, make the apron rotate out from first spacing inslot, make the position of first limiting plate and first spacing inslot corresponding, put into the mounting groove with the liquid reserve tank, make liquid reserve tank and the cooperation of mounting box, after the liquid reserve tank is put into the mounting groove, first limiting plate enters into first spacing inslot, rotate the apron round the connecting axle, make the apron rotate to first spacing inslot top, seal first spacing inslot top, adjust the position of first spacing plate through altitude mixture control subassembly, thereby adjust the position of detection subassembly under the effect of liquid reserve tank, make detection subassembly bottom contact with 7 surfaces of blade all the time, promote detection device to the detection effect of blade, ensure the accuracy of testing result.

The cover plate 13 is provided with a threaded hole 133, and the height adjusting assembly comprises a fixing bolt 11 penetrating through the threaded hole 133, a fixing block 16 hinged to the top of the mounting box 1, a mounting block 132 arranged on the cover plate 13 and a fixing assembly arranged on the mounting block 132; the top of the fixed bolt is provided with a rotating plate 111, the fixed bolt is conveniently driven to rotate by the rotating plate, and the first limit groove 17 is internally provided with a supporting spring 173; when the liquid storage tank is placed in the mounting groove, the first limiting plate is placed on the supporting spring, and the liquid storage tank and the first limiting plate are supported by the supporting spring; the cover plate is rotated to cover the top of the first limit groove, the top surface of the cover plate and the top surface of the mounting box are positioned on the same horizontal plane, the fixed block is rotated, one end of the fixed block is rotated to the upper side of the cover plate, the limit effect is achieved on the cover plate, and the cover plate cannot be turned upwards; the fixing bolt is rotated through the rotating plate, so that the fixing bolt moves downwards in cooperation with the threaded hole until the bottom of the fixing bolt contacts with the top of the first limiting plate, the detection assembly at the bottom of the mounting box is observed, meanwhile, the rotating plate is continuously rotated to enable the fixing bolt to move downwards, the first limiting plate is pushed to compress the supporting spring under the action of the fixing bolt, the first limiting plate is enabled to move downwards, the first limiting plate drives the liquid storage tank to move downwards, the liquid storage tank is enabled to push the detection assembly to move downwards, the bottom of the detection assembly is enabled to contact with the surface of the blade, the bottom of the detection assembly is enabled to be mutually attached to the surface of the blade along with slow pressing of the fixing bolt, the contact effect of the detection assembly and the surface of the blade is improved, and the detection assembly is convenient for detecting defects on the surface of the blade; after the height adjusting assembly is used for fixing the position of the detecting assembly, the fixing assembly is used for fixing the fixing bolt, the fixing bolt is fixed in the threaded hole, and the fixing effect of the fixing bolt on the detecting assembly is improved; through the combined cooperation of the elastic action of the supporting spring and the fixing bolt, a good fixing effect is provided for the liquid storage tank, and meanwhile, a good fixing effect is provided for the detection assembly through the liquid storage tank, so that the position of the detection assembly can be adjusted conveniently, and the detection effect of the detection device on the blade is improved; under the threaded fit of the threaded hole and the fixing bolt, the height of the detection assembly is conveniently and accurately controlled, the direct pulling adjustment is replaced by the rotation adjustment mode, so that the height adjustment is more accurate, the fine adjustment of the height of the detection assembly is realized, the bottom of the detection assembly is better attached to the surface of the blade, and the detection effect of the detection assembly on the blade is improved; after adjusting fixing bolt to suitable height, play fixed effect to fixing bolt through fixed subassembly, take place to shake when avoiding fixing bolt device to influence the cooperation effect of fixing bolt and screw hole, avoid the device to detect the subassembly and take place to remove in the testing process, ensure the accuracy of testing result.

The fixing assembly comprises a third connecting rod 1325 and a fourth connecting rod 1326 movably connected to the mounting block 132, and a fourth limiting plate 1324 and a fifth limiting plate respectively arranged on the third connecting rod 1325 and the fourth connecting rod 1326, the mounting block 132 is provided with a first groove 1321, a limiting spring 1322 is arranged in the first groove 1321, and two ends of the limiting spring 1322 are respectively contacted with the third connecting rod 1325 and the fourth connecting rod 1326; the positioning rod 1323 is arranged on the inner wall of the first groove, penetrates through the limiting spring, and plays a role in fixing the limiting spring through the positioning rod, so that the limiting spring is prevented from falling out of the first groove, and the fixing effect of the limiting spring in the first groove is improved; a limiting rod 13261 is arranged on the fourth connecting rod, a third connecting block is arranged on the third connecting rod, a connecting arm 13251 is hinged on the third connecting block, and a limiting hole matched with the limiting rod is formed in the connecting arm; when the limiting spring is in an unstressed state, the two ends of the limiting spring are respectively contacted with the inner walls of the two ends of the first groove, so that the third connecting rod and the fourth connecting rod are supported, the third connecting rod and the fourth connecting rod are enabled to enable the fourth limiting plate and the fifth limiting plate to be contacted with the fixing bolt around the hinging point, and the fourth limiting plate and the fifth limiting plate are embedded into threads of the fixing bolt, so that the fixing bolt cannot rotate randomly; after the cover plate is covered into the first limit groove, the cover plate is fixed through the fixing block, so that the cover plate cannot be turned upwards, the third connecting rod and the fourth connecting rod are pushed into the first groove, one ends of the third connecting rod and the fourth connecting rod move into the first groove, the limiting springs are compressed by opposite movement of one ends of the third connecting rod and the fourth connecting rod, the fourth limiting plate and the fifth limiting plate are separated from contact with the fixing bolts, when the third connecting rod and the fourth connecting rod rotate to the distance equal to the length of the connecting arm, the connecting arm is turned, the limiting holes on the connecting arm are used for fixing the limiting rods on the fourth connecting rod, and the third connecting rod and the fourth connecting rod cannot be reset under the action of the limiting springs after the third connecting rod and the fourth connecting rod are released from extrusion, so that the fixing bolts are convenient to operate; after position adjustment to the detection assembly through fixing bolt finishes, flip the linking arm upward, make the spacing hole deviate from the gag lever post, third connecting rod and fourth connecting rod lose the fixed action, make third connecting rod and fourth connecting rod move towards first recess both ends under limit spring's effect, thereby make fourth limiting plate and fifth limiting plate contact with the fixing bolt surface, in the screw thread on the fixing bolt lateral wall is embedded into, play the fixed action to the fixing bolt through fourth limiting plate and fifth limiting plate, avoid fixing bolt to shake at the screw hole when the device is operated, promote the fixed effect to the detection assembly, ensure the accuracy of testing result, increase detection device is to the detection effect of blade.

A third hydraulic cavity 18 is arranged below the first limit groove 17, a hydraulic cylinder 14 is arranged on the side wall of the mounting box 1, a piston rod of the hydraulic cylinder 14 is arranged in the third hydraulic cavity 18 in a penetrating manner, a second push plate 141 is arranged on the piston rod of the hydraulic cylinder, and the section of the fourth push plate is the same as that of the third hydraulic cavity; a fourth hydraulic cavity 171 communicated with the third hydraulic cavity 18 is arranged at the bottom of the first limit groove 17, and a push block 172 is arranged in the fourth hydraulic cavity 171; the hydraulic cavity is filled with oil, when the liquid storage tank is placed in the mounting groove, the first limiting plate is placed on the supporting spring, the liquid storage tank and the first limiting plate are supported by the supporting spring, and at the moment, dye liquor is not filled in the liquid storage tank; the heights of the first limiting plate and the liquid storage tank are adjusted under the action of the height adjusting component, so that the first limiting plate compresses the supporting spring, the heights of the first limiting plate and the liquid storage tank in the mounting groove and the first limiting groove are adjusted, and the height of the detection group price is adjusted; when the height adjusting assembly determines the heights of the liquid storage tank and the first limiting plate in the mounting groove and the first limiting groove, the hydraulic cylinder is started, a piston rod of the hydraulic cylinder is pushed to move in the third hydraulic cavity, oil in the third hydraulic cavity is pushed to move in the third hydraulic cavity under the action of the second push plate, oil in the third hydraulic cavity enters the fourth hydraulic cavity under the action of pressure, the oil pressure pushes the push block to move upwards along the fourth hydraulic cavity until the top of the push block is contacted with the bottom of the first limiting plate, the first limiting plate is supported, a supporting spring is matched to provide a stable supporting effect for the liquid storage tank, the gravity of the liquid storage tank is prevented from being increased after dye liquor is added into the liquid storage tank, and the liquid storage tank compresses the supporting spring to influence the detection assembly to detect blades; the detection assembly after the height adjustment is finished plays a role in fixing, and the detection effect of the detection device on the blades is improved.

The detection assembly comprises a mounting plate 3 arranged in the mounting cavity 110, a plurality of groups of connecting pipes 32 arranged at the bottom of the mounting plate 3, a first connecting rod 33 penetrating through the connecting pipes 32, a mounting seat 34 arranged at one end of the first connecting rod 33 and a roller 35 arranged on the mounting seat 34; a liquid storage cavity 36 is arranged in the mounting plate 3, and the liquid storage cavity 36 is communicated with the liquid storage tank 2; a third movable cavity 321 is arranged in the connecting pipe, the first connecting rod penetrates through the third movable cavity, and the first connecting rod can move up and down in the third movable cavity; the bottom of the connecting pipe is provided with a fourth movable cavity 322, the first connecting pipe is provided with a seventh limiting plate 332, the seventh limiting plate is arranged in the fourth movable cavity, the top and the bottom of the seventh limiting plate are respectively provided with a fixed spring 3221, one end of the fixed spring is fixedly connected with the seventh limiting plate, the other end of the fixed spring is fixedly connected with the inner wall of the fourth movable cavity, and the seventh limiting plate can move up and down in the fourth limiting plate; a water storage cavity 323 is arranged on the inner wall of the first connecting rod, the water storage cavity is communicated with the water storage cavity, dye liquor entering the water storage cavity through the liquid storage tank enters the water storage cavity, a first liquid outlet hole 324 and a second liquid outlet hole 325 are arranged on the side wall of the water storage cavity, the second liquid outlet hole is arranged below the first liquid outlet hole, and a partition plate is arranged in the first liquid outlet hole and the second liquid outlet hole at intervals; the side edge of the upper top of the first connecting rod is provided with a first liquid inlet 333, the top of the first connecting rod is provided with a second liquid conveying pipe 334, and the first liquid inlet is communicated with the second liquid conveying pipe; a third infusion tube 331 is arranged in the first connecting rod, and the second infusion tube is communicated with the third infusion tube; the roller is provided with an drift diameter 351 which is arranged below the third infusion tube, and the dye liquor falling through the third infusion tube can directly fall onto the blade through the drift diameter.

When the position of the roller is adjusted through the height adjusting assembly, the detection assembly is pushed to move downwards until the roller contacts with the surface of the blade, the fixing bolt is continuously rotated, the fixing bolt is continuously pushed to move downwards, the roller pushes the first connecting rod to move towards the inside of the installation box under the action of the surface of the blade, the seventh limiting plate is moved to the upper position of the fourth movable cavity, the fixing spring at the top of the seventh limiting plate is in a contracted state, the limiting plate at the bottom of the seventh limiting plate is in a stretched state, at the moment, the first liquid inlet is positioned at one side of the partition plate between the first liquid outlet and the second liquid outlet, and the first liquid outlet and the second liquid outlet are sealed through the contact between the side wall of the first connecting rod and the inner wall of the third movable cavity, so that dye liquor is prevented from flowing out of the first liquid outlet and the second liquid outlet; the partition plate has a sealing effect on the first liquid inlet hole, so that the first liquid inlet hole is prevented from entering dye liquor; when the detection device detects the blade, the roller moves along the surface of the blade to detect the defect of the surface of the blade, when the roller moves to the bulge on the surface of the blade, the roller moves upwards under the action of the bulge to push the first connecting rod to move upwards, so that the seventh limiting plate moves to the top of the fourth movable cavity, at the moment, the first liquid inlet hole moves upwards to the position of the first liquid outlet hole, dye liquor is introduced into the first liquid inlet hole through the first liquid outlet hole, the dye liquor drops onto the blade through the third liquid conveying pipe, and the surface of the blade is marked; when the roller moves to the concave of the surface of the blade, the supporting force of the blade on the roller disappears, the seventh limiting plate moves downwards under the action of the elastic force of the fixed spring to drive the first connecting rod to move, so that the first liquid inlet hole corresponds to the second liquid outlet hole, dye liquor is introduced into the first liquid inlet hole through the second liquid outlet hole, the dye liquor falls onto the blade through the third liquid delivery pipe, and the surface of the blade is marked; the detection assembly can rapidly and accurately mark the defects on the surface of the blade after detecting the defects on the surface of the blade so as to determine the positions of the defects of the blade, and the surface of the blade can be repaired at a later stage; through the setting of multiunit head rod and multiunit gyro wheel, the device of being convenient for detects the whole surface of blade, promotes the detection efficiency to the blade.

The bottom of the installation cavity 110 is provided with a through cavity 120, the first connecting rod 33 penetrates through the through cavity 120, the connecting pipe 32 is sleeved with a supporting plate 6, the bottom of the supporting plate 6 is provided with an adjusting spring 62, and the adjusting spring 62 is contacted with the top of the through cavity 120; the supporting plate is provided with a plurality of fourth through holes 61 matched with the connecting pipes, and the connecting pipes penetrate through the fourth through holes; the section of the through cavity is smaller than that of the mounting cavity, the side wall of the through cavity is arranged on the inner wall of the mounting cavity, and the first connecting rod penetrates through the through cavity; when the fixing bolt is matched with the threaded hole for height adjustment, the supporting plate and the adjusting spring play a supporting role on the detection assembly, so that the detection assembly compresses the adjusting spring under the action of the fixing bolt, the height of the detection assembly is adjusted, the detection assembly achieves a fixing effect under the action of the adjusting spring and the fixing bolt, the matching effect of the detection assembly and the blade is improved, and the accuracy of a detection result is improved; through the elasticity effect of adjusting spring, realize detecting assembly's height-adjustable, carry out the altitude mixture control to detecting assembly and play supporting role to detecting assembly in, fix detecting assembly on required height, promote detection device to the detection effect of blade, adapt to the blade defect detection of different thickness.

A first infusion tube 22 is arranged in the liquid storage tank 2 in a penetrating way, the bottom of the first infusion tube is arranged on the outer side of the liquid storage tank, and the bottom of the first infusion tube is arranged below the liquid storage tank; the top of the mounting plate 3 is provided with a blanking opening 31 matched with the first infusion tube 22, the side wall of the first infusion tube 22 is provided with a second limiting plate 228, and the side wall of the blanking opening 31 is provided with a second limiting groove 311 matched with the second limiting plate 228; the bottom of the blanking opening is provided with a third push plate 312, when the liquid storage tank is placed in the mounting groove, the first infusion tube is inserted into the blanking opening to be contacted with the third push plate, and the second limiting plate is embedded into the second limiting groove, so that the first infusion tube and the blanking opening form fixed fit, and the connecting effect of the first infusion tube and the blanking opening is improved; through the mutual matching of the third push plate and the first infusion tube, the fixing bolt pushes the mounting plate to move when the height of the liquid storage tank is adjusted, the detection assembly is driven to move, and the height of the detection assembly is convenient to adjust; the top of the liquid storage tank is provided with a tank cover 24, the tank cover is provided with a water inlet pipe 21, and dye liquor can be added into the liquid storage tank through the water inlet pipe after the liquid storage tank is arranged in the installation groove.

A first movable cavity 222 is arranged at the top of the first infusion tube 22, a first push rod 23 is arranged on the side wall of the first movable cavity 222 in a penetrating way, and a control component matched with the first push rod 23 is arranged in the first infusion tube 22; the control assembly provides a supporting effect for the second limiting plate, so that the second limiting plate and the second limiting groove form fixed fit, the fixed effect of the second limiting plate and the second limiting groove is pushed up, the fixing effect on the first infusion tube and the blanking port is facilitated, the dye liquor in the liquid storage tank smoothly enters the blanking port through the first infusion tube, the dye liquor in the liquid storage tank is prevented from falling into the installation box, and the dye liquor is prevented from being wasted and the installation box is inconvenient to clean; simultaneously, the dye liquor is prevented from directly falling on the blade from the through cavity, the surface of the blade is dyed, and the detection effect of the blade is affected; the control assembly can be controlled by operating the first push rod, so that the connection condition of the second limiting plate and the second limiting groove is controlled; when the liquid storage tank is disassembled, the control assembly loses the supporting effect on the second limiting plate through the first push rod, so that the second limiting plate is convenient to be separated from the second limiting groove; the second limiting plate top is the arc structure, is convenient for when pulling out the liquid reserve tank from the mounting groove, makes second limiting plate and second limiting groove uncoupling, is convenient for maintain the detection to liquid reserve tank and mounting box inside, reduces the maintenance cost of device.

The control assembly comprises a connecting spring 231 arranged at one end of the first push rod 23, a second connecting rod 232 movably connected to the first push rod 23, a second push rod 223 penetrating through the bottom of the first movable cavity 222, a third push rod 2210 matched with the second push rod 223, and a baffle 2281 arranged on the second limiting plate 228; the two groups of first push rods are respectively arranged on two sides of the side wall of the first infusion tube, the two groups of second connecting rods are respectively hinged to one ends of the two groups of first push rods, and the other ends of the two groups of second connecting rods are mutually hinged together; the connecting springs connect the two groups of first push rods together, so that the two groups of first push rods form a whole; a first hydraulic chamber 226 is arranged in the first infusion tube 22, and the third push rod 2210 is arranged in the first hydraulic chamber 226 in a penetrating way; a second hydraulic cavity 225 is arranged in the first infusion tube 22, a first through hole 227 is arranged on the side wall of the first hydraulic cavity 226, and the first hydraulic cavity 226 and the second hydraulic cavity 225 are communicated through the first through hole 227; the second push rod 223 is inserted into the second hydraulic cavity 225, a first push plate 22101 is arranged at the top of the third push rod 2210, the section of the first push plate is the same as the section of the first hydraulic cavity, and a first return spring 2261 is arranged at the top of the first push plate 22101; the top of the second push rod is provided with a fourth push plate 2231, the bottom of the second push rod is provided with a fifth push plate 2232, the section of the fifth push plate is the same as the section of the second hydraulic cavity, and the fourth push plate is matched with the second connecting rod; a second movable cavity 2230 is further provided in the first infusion tube 22, the baffle 2281 is disposed in the second movable cavity 2230, and the third push rod 2210 is disposed in the second movable cavity 2230 in a penetrating manner and is matched with the baffle 2281; a second reset spring is arranged in the second movable cavity, one end of the second reset spring is fixedly connected to the inner wall of the second movable cavity, the other end of the second reset spring is fixedly connected to the baffle plate, the bottom of the third push rod is arranged in the second movable cavity to provide a supporting effect for the baffle plate, the second limiting plate cannot move towards the inside of the first infusion tube, a fifth through hole 2220 is formed in the side wall of the first infusion tube, the second limiting plate can move along the inner wall of the fifth through hole, and the second limiting plate can limit the movement stroke of the second limiting plate through the mutual matching of the baffle plate and the second movable cavity so as to prevent the second limiting plate from falling out of the fifth through hole; the second liquid inlet 221 is arranged on the side wall of the first liquid conveying pipe, and the dye liquid in the liquid storage tank enters the first liquid conveying pipe through the second liquid inlet, so that the dye liquid in the liquid storage tank is conveniently added into the liquid storage cavity.

When the liquid storage tank is placed in the mounting groove, the first infusion tube penetrates through the second through hole, and the first infusion tube is positioned through the second through hole, so that the first infusion tube and the blanking opening are matched with each other; when the first infusion tube is inserted into the blanking port, the first push rod is pressed into the first infusion tube, so that the control assembly loses the supporting effect on the second limiting plate, the second limiting plate is convenient to enter the second limiting groove and form fixed fit with the second limiting groove, dye liquor in the liquid storage tank is better entered into the liquid storage cavity under the action of the first infusion tube, and the position of the first infusion tube and the blanking port is prevented from being deviated; under the cooperation of the third push plate and the first infusion tube, the position of the detection assembly is adjusted through the height adjusting assembly, so that the bottom of the detection assembly is contacted with the surface of the blade, and the effect of detecting the blade is improved; after the detection device completes the detection of the blades, the first push rod is pushed into the first infusion tube, the first push rod enters the first movable cavity, the second connecting rod is pushed to rotate around the hinge point, the second connecting rod rotates to move downwards for a certain distance, the second push rod is pushed to move downwards under the action of the second connecting rod, the fifth push plate pushes oil in the second hydraulic cavity to enter the first hydraulic cavity through the first through hole, the first push plate is pushed to move upwards under the action of oil pressure, the first push plate moves upwards along the first hydraulic cavity, the first push plate compresses the first reset spring to drive the third push rod to move upwards, the bottom of the third push rod is separated from the second movable cavity, the third push rod does not provide a supporting effect on the baffle plate any more, the liquid storage box is pulled upwards, the second limiting plate is contacted with the inner wall of the second limiting groove, the second limiting plate moves inwards through the fifth through hole under the action of the top cambered surface of the second limiting plate, the second limiting plate is separated from the matching with the second limiting groove, and the liquid storage box is taken out of the installation groove conveniently; after the liquid storage tank is taken out of the mounting groove, under the action of the first reset spring and the connecting spring, the first push rod stretches out of the first movable cavity again, oil in the first oil cavity enters into the first oil cavity under the action of the first reset spring, the baffle is positioned on one side of the second movable cavity under the action of the second reset spring, and the third push rod is inserted into the second movable cavity to support the baffle, so that the second limiting plate is restored to the just-started state.

The two sides of the installation box 1 are respectively provided with two groups of guide assemblies, the guide assemblies are respectively arranged on the side walls of the two sides of the installation box, the bottoms of the guide assemblies are provided with power assemblies, and the guide assemblies are matched with the blades 7; when the blade is detected, the blade is embedded between two groups of guide components, the guide components are used for fixing the detection device, so that the detection device is fixed on the surface of the blade, after the detection device is fixed, the height of the detection group price is adjusted through the height adjusting component, the roller is contacted with the surface of the blade, and the surface piece of the blade is detected through the action of the roller; the two groups of guide components are positioned on the same horizontal plane, so that the detection device is positioned on the horizontal plane after being fixed, and the detection effect on the blades is prevented from being influenced by the inclination of the detection device; but through power component drive detection device removal, make detection device remove along the blade surface after fixed on the blade, make detection device detect positive blade when removing, promote the detection effect to the blade, avoid appearing undetected dead angle.

The guide assembly comprises a first guide rod 4 arranged on the side wall of the installation box 1, a fourth connecting block 41 penetrating through the first guide rod 4, an eighth limiting plate 43 arranged on the first guide rod 4 and a first fixing spring 42 sleeved on the first guide rod 4, wherein the fourth connecting block can move along the first guide rod, and when the detection device is not installed on the blade, the side wall of the fourth connecting block is contacted with the side wall of the installation box, and the first fixing spring is in an original length state; when detecting the blade, adorn the blade between two sets of direction subassemblies, promote two sets of fourth connecting blocks and move to both sides under the effect of blade, make first fixed spring atress shrink, first fixed spring produces elasticity effect to the fourth connecting block, promote the fourth connecting block and produce the trend of going to blade one side motion, make the fourth connecting block play the clamp action to the blade, with the blade centre gripping between two sets of fourth connecting blocks to fix detection device on the blade, be convenient for detection device detects the blade.

A first magnetic block 411 is arranged on the side wall of the fourth connecting block 41, and a second magnetic block 15 matched with the first magnetic block 411 is arranged on the side wall of the mounting box 1; a guide block 412 is arranged at the bottom of the fourth connecting block 41, and an arc-shaped groove is arranged on the guide block 412; the magnetic forces of the first magnetic block and the second magnetic block attract each other; when the detection device is not mounted on the blade, the first magnetic block and the second magnetic block are in a contact state; when the blade is clamped between the fourth connecting blocks, the first magnetic block and the second magnetic block are mutually separated under the action of the blade, the fourth connecting blocks generate a trend of moving towards one side of the blade under the action of magnetic force of the magnetic blocks and the action of elastic force of the first fixing springs, the clamping effect of the fourth connecting blocks on the blade is increased, the fixing effect of the fourth connecting blocks and the blade is increased, the detection device is effectively fixed on the blade, and the detection effect of the blade is improved; the diameter of the arc-shaped groove is larger than the diameter of the side wall of the blade, when the fourth connecting block is matched with the blade, the side wall of the blade is embedded in the arc-shaped groove, the contact area of the blade and the fourth connecting block is increased through the guide block, so that the fixing effect of the fourth connecting block to the blade is improved, the blade cannot be easily moved in the second groove, the matching effect of the blade and the detection device is improved, a stable working environment is provided for the detection work of the detection device, and the detection effect of the detection device to the blade is improved.

The bottom of the guide block 412 is provided with a fifth connecting block 413, and the power assembly comprises a fixed plate 5 arranged at the bottom of the fifth connecting block 413, a driving motor 51 arranged on the fixed plate 5 and a driving wheel 52 arranged on an output shaft of the driving motor 51; the surface of the fixed plate 5 is provided with a second groove 53, and the driving wheel 52 is arranged in the second groove 53; the driving wheel is sleeved with the rubber sleeve, the friction force between the driving wheel and the surface of the blade is increased through the rubber sleeve, and meanwhile, the blade is protected through the rubber sleeve, so that the influence of the driving wheel on the surface of the blade when the driving wheel contacts the blade is avoided; the fixed plate is provided with a third groove, the driving motor is arranged in the third groove, and the third groove is communicated with the second groove; the top of the driving wheel is higher than the top of the driving motor; after the guide component has a fixing effect on the detection device, the fixing plate is contacted with the bottom surface of the blade, the driving wheel on the fixing plate is contacted with the bottom surface of the blade, and the driving wheel is driven to drive under the action of the driving motor, so that the driving wheel drives the detection device to move by virtue of friction force between the driving wheel and the bottom surface of the blade, the detection device moves along the blade under the action of the driving wheel, the whole blade is detected, detection dead angles are avoided, and the detection efficiency of the blade is improved; the detection device is driven to detect the blade, so that the blade is prevented from moving, and the detection of the blade is more convenient.

A fifth connecting rod 54 is arranged on the fixed plate 5, a fifth movable cavity 4131 is arranged in the fifth connecting block 413, and the fifth connecting rod 54 is arranged in the fifth movable cavity 4131 in a penetrating manner; a ninth limiting plate 541 is arranged at the top of the fifth connecting rod 54, and a second fixing spring 542 is sleeved on the fifth connecting rod 54; the top of the second fixed spring is contacted with the ninth limiting plate, the bottom of the second fixed spring is contacted with the bottom of the fifth movable cavity, the second fixed spring supports the fixed plate to enable the fixed plate to be contacted with the fifth connecting block, and when the detection device is not installed on the blade, the ninth limiting plate is positioned at the top of the fifth movable cavity to enable the top of the fixed plate to be contacted with the bottom of the fifth connecting block; when the detection device is arranged on the blade, after the guide assembly has a fixing effect on the blade, the fixing plate moves downwards under the action of the blade, so that the ninth limiting plate moves downwards along the fifth movable cavity, the second fixing spring is in a compressed state, the second fixing spring generates an elastic force to the ninth limiting plate, the ninth limiting plate generates an upward movement trend to drive the fixing plate to generate an upward movement trend, the fixing plate clamps the bottom surface of the blade, the bottom surface of the blade has a good fixing effect, the contact effect of the driving wheel and the bottom surface of the blade is increased, the friction force between the driving wheel and the bottom surface of the blade is increased, and the driving wheel is convenient to drive the detection device to move.

A sixth connecting block 44 is arranged on the fourth connecting block 41, the fourth connecting block 41 is connected with the guide block 412 through the sixth connecting block 44, a seventh connecting block 4121 is arranged on the guide block 412, two seventh connecting blocks are respectively arranged on two sides of the top of the guide block, a sixth movable cavity 441 is arranged on the sixth connecting block 44, two groups of sixth movable cavities are respectively arranged on two sides of the sixth connecting block; the seventh connecting block 4121 is arranged in the sixth movable cavity 441 in a penetrating manner, and the seventh connecting block can move in the sixth movable cavity; the seventh connecting block 4121 is provided with a second guide rod 45, the second guide rod is provided with an eighth connecting block 452, the second guide rod is connected with the seventh connecting block through the eighth connecting block, the second guide rod 45 is provided with a seventh movable cavity 451, a sixth connecting rod 46 is arranged in the seventh movable cavity 451 in a penetrating manner, two ends of the sixth connecting rod 46 are respectively provided with a tenth limiting plate 461, and the sixth connecting rod 46 is sleeved with a third fixing spring 462.

When the third fixed spring is in an original length state, the seventh connecting block is positioned at one side of the sixth movable cavity close to the inside of the installation box; when the detection device is arranged on the blade, the blade is embedded into the arc-shaped groove on the early guide block, the seventh connecting block is pushed to move to the other side of the sixth movable cavity under the action of the blade, and meanwhile, the fourth connecting block is pushed to move for a certain distance along the first guide rod, so that the guide block plays a clamping role on the blade, and the detection device is fixed on the blade, so that the detection device is convenient for detecting the blade; when detection device moves along the blade, along with the cross-sectional area of blade reduces, fourth connecting block moves mounting box lateral wall department along the guide bar, first magnetic path contacts with the second magnetic path, seventh connecting block moves inwards under the effect of third fixed spring, drive guide block and fixed plate and move towards the mounting box inboard, make the blade lateral wall inlay all the time in the arc recess of guide block, be fixed on the blade all the time when making detection device's removal, increase detection device job stabilization nature, avoid detection device to drop from the blade when removing and cause the damage to detection device.

The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.

Claims

1. The blade detection device comprises a mounting box (1), a liquid storage box (2) arranged in the mounting box (1) and a detection assembly arranged below the liquid storage box (2), wherein a mounting groove (19) is formed in the top of the mounting box (1), the liquid storage box (2) is arranged in the mounting groove (19), and the detection assembly is communicated with the liquid storage box (2); a mounting cavity (110) is formed in the mounting box (1), the mounting cavity (110) is arranged below the mounting groove (19), and the detection assembly is arranged in the mounting cavity (110); the method is characterized in that: guide assemblies are respectively arranged on two sides of the mounting box (1), a power assembly is arranged at the bottom of each guide assembly, and each guide assembly is matched with the corresponding blade (7);

The guide assembly comprises a first guide rod (4) arranged on the side wall of the installation box (1), a fourth connecting block (41) penetrating through the first guide rod (4), an eighth limiting plate (43) arranged on the first guide rod (4) and a first fixed spring (42) sleeved on the first guide rod (4);

A guide block (412) is arranged at the bottom of the fourth connecting block (41);

The bottom of the guide block (412) is provided with a fifth connecting block (413), and the power assembly comprises a fixed plate (5) arranged at the bottom of the fifth connecting block (413), a driving motor (51) arranged on the fixed plate (5) and a driving wheel (52) arranged on an output shaft of the driving motor (51); the surface of the fixed plate (5) is provided with a second groove (53), and the driving wheel (52) is arranged in the second groove (53);

A fifth connecting rod (54) is arranged on the fixed plate (5), a fifth movable cavity (4131) is arranged in the fifth connecting block (413), and the fifth connecting rod (54) is arranged in the fifth movable cavity (4131) in a penetrating mode; a ninth limiting plate (541) is arranged at the top of the fifth connecting rod (54), and a second fixing spring (542) is sleeved on the fifth connecting rod (54);

A sixth connecting block (44) is arranged on the fourth connecting block (41), the fourth connecting block (41) is connected with the guide block (412) through the sixth connecting block (44), a seventh connecting block (4121) is arranged on the guide block (412), a sixth movable cavity (441) is arranged on the sixth connecting block (44), and the seventh connecting block (4121) is arranged in the sixth movable cavity (441) in a penetrating mode;

The novel connecting device is characterized in that a second guide rod (45) is arranged on the seventh connecting block (4121), a seventh movable cavity (451) is arranged on the second guide rod (45), a sixth connecting rod (46) is arranged in the seventh movable cavity (451) in a penetrating mode, tenth limiting plates (461) are respectively arranged at two ends of the sixth connecting rod (46), and a third fixing spring (462) is sleeved on the sixth connecting rod (46).

2. A blade inspection apparatus according to claim 1, wherein: a first magnetic block (411) is arranged on the side wall of the fourth connecting block (41), and a second magnetic block (15) matched with the first magnetic block (411) is arranged on the side wall of the installation box (1); the guide block (412) is provided with an arc-shaped groove.

3. A blade inspection apparatus according to claim 1, wherein: the liquid storage tank is characterized in that first limiting plates (25) are arranged on two sides of the liquid storage tank (2), first limiting grooves (17) matched with the first limiting plates (25) are respectively arranged on two sides of the mounting groove (19), a cover plate (13) is movably connected to the top of each first limiting groove (17), and a height adjusting assembly used for adjusting the position of the detection assembly is arranged on each cover plate (13).

4. A blade inspection apparatus according to claim 3, wherein: the detection assembly comprises a mounting plate (3) arranged in the mounting cavity (110), a connecting pipe (32) arranged at the bottom of the mounting plate (3), a first connecting rod (33) arranged in the connecting pipe (32) in a penetrating mode, a mounting seat (34) arranged at one end of the first connecting rod (33) and a roller (35) arranged on the mounting seat (34).