CN219039216U - Wind-powered electricity generation blade earth resistance detection robot - Google Patents
Wind-powered electricity generation blade earth resistance detection robot Download PDFInfo
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- CN219039216U CN219039216U CN202223196778.3U CN202223196778U CN219039216U CN 219039216 U CN219039216 U CN 219039216U CN 202223196778 U CN202223196778 U CN 202223196778U CN 219039216 U CN219039216 U CN 219039216U
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Abstract
The utility model provides a wind power blade grounding resistance detection robot, which comprises: a lightning receptor contact device that is in contact with the blade lightning receptor of the wind power blade, with which a ground resistance of the wind power blade can be detected; the lightning receptor contact device is connected with the fixing mechanism through an adjusting mechanism, and the fixing mechanism is sleeved on the outer wall of the wind power tower; the lifting mechanism is arranged at the top of the wind power tower, is connected with the fixing mechanism and can drive the fixing mechanism to lift. The detection robot can replace manual work to finish the detection operation of the grounding resistance of the wind power blade, so that the detection efficiency is remarkably improved, the economic cost of the detection of the grounding resistance of the wind power blade is reduced, the possibility of missed detection is reduced, and the risk of manual high-altitude operation is reduced.
Description
Technical Field
The utility model relates to the technical field of wind power blade detection equipment, in particular to a wind power blade grounding resistance detection robot.
Background
The running environment of the fan blade is extremely severe, and the fan blade is often influenced by a series of effects such as sand wind, flying birds, oil stains, flying insects, acid rain, salt fog, ice and snow, and the like, so that various indexes such as moisture resistance, corrosion resistance, radiation resistance, lightning protection and the like of the surface of the blade are reduced. Especially in thunderstorm weather, the blade is easy to damage seriously by thunder and lightning, so that the operation function is completely lost, therefore, the grounding resistance of the fan blade is detected regularly and irregularly according to the requirement, and the fault blade with poor grounding is repaired.
At present, manual operation is mainly adopted for detecting the grounding resistance of the wind power blade, the safety coefficient required by high-altitude operation is high, the detection frequency is low, problems can not be found in time, and huge losses are caused.
Therefore, a wind power blade ground resistance detection robot is required.
Disclosure of Invention
The utility model aims to provide a wind power blade grounding resistance detection robot, which can replace manual work to finish the operation of detecting the grounding resistance of a wind power blade.
In order to achieve the above object, the present utility model provides the following technical solutions:
wind-powered electricity generation blade earth resistance detection robot, detection robot is used for detecting wind-powered electricity generation blade's earth resistance, wind-powered electricity generation blade installs on wind-powered electricity generation cabin, wind-powered electricity generation cabin locates the top of wind-powered electricity generation tower section of thick bamboo, wind-powered electricity generation blade has the blade and meets the flashing device, includes: a lightning receptor contact device that is in contact with the blade lightning receptor of the wind power blade, with which a ground resistance of the wind power blade can be detected; the lightning receptor contact device is connected with the fixing mechanism through an adjusting mechanism, and the fixing mechanism is sleeved on the outer wall of the wind power tower; the lifting mechanism is arranged at the top of the wind power tower, the lifting mechanism is connected with the fixing mechanism, and can drive the fixing mechanism to lift, so that the lightning receptor contact device is driven to complete detection of the whole wind power blade.
Further, in the wind power blade grounding resistance detection robot, the fixing mechanism comprises an upper ring, a lower ring, a positioning device and a guiding device; the upper ring and the lower ring are connected through a connecting piece, the positioning device is arranged on the upper ring, and the guiding device is arranged on the lower ring; the number of the positioning devices and the number of the guiding devices are multiple, the positioning devices are uniformly distributed on the upper ring, and the guiding devices are uniformly distributed on the lower ring.
Further, in the wind power blade grounding resistance detection robot, the positioning device comprises a positioning wheel, wheel arms, a hinge piece and a first spring, wherein the number of the positioning wheel and the number of the wheel arms are two; the hinge piece is arranged on the upper ring, one ends of the two wheel arms are hinged with the hinge piece, the other ends of the two wheel arms are respectively connected with one positioning wheel, two ends of the first spring are respectively connected with the two wheel arms, and the positioning wheels are in contact with the outer wall of the wind power tower.
Further, in the wind power blade grounding resistance detection robot, the guiding device comprises a first motor, an electric push rod and a guiding wheel; the electric push rod is connected with the lower ring, the output end of the electric push rod is connected with the shell of the first motor, the output end of the first motor is connected with the guide wheel, and the guide wheel is positioned on one side of the lower ring, which is close to the wind power tower.
Further, in the wind power blade grounding resistance detection robot, the lifting mechanism comprises a lifting steel rope, a steel rope hook is arranged on the upper ring, the lifting steel rope is connected with the steel rope hook, and the fixing mechanism can be driven to lift through the lifting steel rope.
Further, in the wind power blade grounding resistance detection robot, the adjusting mechanism comprises a fixed seat, a vertical rod, an adjusting seat and a telescopic rod; the fixing seat is fixedly connected with the upper ring, the upper end of the vertical rod is fixedly connected with the fixing seat, one end of the telescopic rod is hinged with the lower end of the vertical rod, one end of the adjusting seat is hinged with the fixing seat, and the other end of the telescopic rod is hinged with the other end of the adjusting seat.
Further, in the wind power blade grounding resistance detection robot, the wind power blade grounding resistance detection robot further comprises a clamping mechanism, wherein the clamping mechanism comprises a first connecting rod, a second connecting rod, a third connecting rod, a fourth connecting rod, a fifth connecting rod, a sixth connecting rod, a clamping piece and a linear module; one end of the first connecting rod and one end of the second connecting rod are respectively hinged with one side wall of the adjusting seat, one end of the third connecting rod and one end of the fourth connecting rod are respectively hinged with the other side wall of the adjusting seat, the axis of the first connecting rod is parallel to the axis of the second connecting rod, the axis of the third connecting rod is parallel to the axis of the fourth connecting rod, and the axis of the first connecting rod, the axis of the second connecting rod, the axis of the third connecting rod and the axis of the fourth connecting rod are located on the same plane; one end of the fifth connecting rod is hinged with the other end of the first connecting rod, the middle part of the fifth connecting rod is hinged with the other end of the second connecting rod, one end of the sixth connecting rod is hinged with the other end of the third connecting rod, the middle part of the sixth connecting rod is hinged with the other end of the fourth connecting rod, and the axis of the fifth connecting rod is parallel to the axis of the sixth connecting rod; the two ends of the clamping piece are respectively hinged with the middle part of the second connecting rod and the middle part of the fourth connecting rod, a second spring is arranged in the clamping piece, and the elasticity of the second spring can adjust the angle between the second connecting rod and the fourth connecting rod so as to draw the distance between the fifth connecting rod and the sixth connecting rod; the linear modules are arranged in two, one linear module is arranged on the fifth connecting rod, the other linear module is arranged on the sixth connecting rod, one end of each linear module is provided with a second motor, a lead screw is arranged in each linear module, one end of each lead screw is connected with the output end of each second motor, a sliding block is sleeved on each lead screw and is in threaded connection with each lead screw, the axis of each lead screw is parallel to the axis of each fifth connecting rod or each sixth connecting rod, and each second motor can drive each lead screw to rotate; and the slide blocks of each linear module are provided with a lightning receptor contact device.
Further, in the wind power blade grounding resistance detection robot, the lightning receptor contact device comprises a supporting arm, a telescopic arm, a supporting rod, a pressing rod and a contact wheel; the lower end of the supporting arm is hinged with one end of the sliding block, the upper end of the supporting arm is connected with a supporting plate, the lower end of the telescopic arm is hinged with the other end of the sliding block, the upper end of the telescopic arm is hinged with the supporting plate, and the telescopic arm can stretch out and draw back; the two support rods are arranged, one end of each support rod is hinged with the upper end of each support plate, the other end of each support rod is rotatably connected with one end of the rotating shaft of each contact wheel, and the other end of each support rod is rotatably connected with the other end of the rotating shaft of each contact wheel; the two pressing rods are arranged, one end of each pressing rod is hinged with the lower end of the supporting plate, the other end of each pressing rod is rotatably connected with one end of the rotating shaft of the contact wheel, the other end of each pressing rod is rotatably connected with the other end of the rotating shaft of the contact wheel, and a third spring is arranged in each pressing rod; the contact wheel can rotate, the contact wheel sleeve is provided with a contact net, the hub of the contact wheel is made of flexible insulating materials, and the contact net is made of low-resistance materials.
Further, in the wind power blade grounding resistance detection robot, the wind power blade grounding resistance detection robot further comprises two cameras, wherein the two cameras are respectively arranged on the two linear modules.
Further, in the wind power blade grounding resistance detection robot, a detection controller is arranged on the adjusting seat, the contact net is electrically connected with a resistance tester, the resistance tester is connected with the detection controller, and the detection controller is provided with a network module; the detection controller is internally provided with an altimeter and an encoder, and the coordinates of the contact wheel on the wind power blade can be determined through the altimeter and the encoder; the camera is in communication connection with the detection controller.
Analysis shows that the utility model discloses a wind power blade grounding resistance detection robot, which can replace manual work to finish the detection operation of the wind power blade grounding resistance, so that the detection efficiency is remarkably improved, the economic cost of wind power blade grounding resistance detection is reduced, the possibility of missed detection is reduced, and the risk of manual high-altitude operation is reduced.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. Wherein:
fig. 1 is a schematic perspective view of an embodiment of the present utility model.
Fig. 2 is a partially enlarged schematic view at a of fig. 1.
Fig. 3 is a partially enlarged schematic view at B of fig. 1.
Fig. 4 is a schematic perspective view showing an assembly of an adjusting mechanism, a clamping mechanism and a lightning receptor contact device according to an embodiment of the utility model.
Fig. 5 is a schematic perspective view of a lightning receptor contact device according to an embodiment of the utility model.
FIG. 6 is a schematic perspective view of an embodiment of the present utility model operating on a wind turbine tower.
Reference numerals illustrate: 1, a wind power blade; 2, a wind power cabin; 3, a wind power tower drum; 4, ring mounting; 5, lower ring; 6, a positioning device; 7, a guiding device; 8 connecting pieces; 9, positioning wheels; a 10-wheel arm; 11 hinges; 12 a first spring; 13 a first motor; 14, an electric push rod; 15 guide wheels; 16 lifting steel ropes; 17 steel cable hooks; 18 fixing seats; 19 vertical rods; 20 adjusting the seat; a 21 telescopic rod; 22 a first link; 23 a second link; a third link; 25 fourth link; 26 a fifth link; a sixth link; 28 clamping members; 29 a linear module; a second motor 30; 31 a detection controller; 32 sliders; 33 support arms; 34 telescopic arms; 35 supporting rods; 36 a hold down bar; 37 contact wheels; 38 cameras; 39 support plates; 40 catenary.
Detailed Description
The utility model will be described in detail below with reference to the drawings in connection with embodiments. The examples are provided by way of explanation of the utility model and not limitation of the utility model. Indeed, it will be apparent to those skilled in the art that modifications and variations can be made in the present utility model without departing from the scope or spirit of the utility model. For example, features illustrated or described as part of one embodiment can be used on another embodiment to yield still a further embodiment. Accordingly, it is intended that the present utility model encompass such modifications and variations as fall within the scope of the appended claims and their equivalents.
In the description of the present utility model, the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", etc. refer to the orientation or positional relationship based on that shown in the drawings, merely for convenience of description of the present utility model and do not require that the present utility model must be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. The terms "coupled," "connected," and "configured" as used herein are to be construed broadly and may be, for example, fixedly connected or detachably connected; can be directly connected or indirectly connected through an intermediate component; either a wired electrical connection, a radio connection or a wireless communication signal connection, the specific meaning of which terms will be understood by those of ordinary skill in the art as the case may be.
One or more examples of the utility model are illustrated in the accompanying drawings. The detailed description uses numerical and letter designations to refer to features in the drawings. Like or similar designations in the drawings and description have been used to refer to like or similar parts of the utility model. As used herein, the terms "first," "second," and "third," etc. are used interchangeably to distinguish one component from another and are not intended to represent the location or importance of the individual components.
As shown in fig. 1 to 6, according to an embodiment of the present utility model, there is provided a wind power blade ground resistance detection robot for detecting a ground resistance of a wind power blade 1, as shown in fig. 6, the wind power blade 1 is mounted on a wind power nacelle 2, the wind power nacelle 2 is provided at a top of a wind power tower 3, both side walls of the wind power blade 1 have blade lightning receptors, the detection robot comprising: the lightning receptor contact device is contacted with the blade lightning receptor of the wind power blade 1, and the lightning receptor contact device can be used for detecting the grounding resistance of the wind power blade 1; the lightning receptor contact device is connected with the fixing mechanism through the adjusting mechanism, and the fixing mechanism is sleeved on the outer wall of the wind power tower 3; the lifting mechanism is arranged at the top of the wind power tower cylinder 3 and connected with the fixing mechanism, and can drive the fixing mechanism to lift so as to drive the lightning receptor contact device to finish the detection of the grounding resistance of the whole wind power blade 1. When the detection robot is used for detecting the grounding resistance of the wind power blade 1, the wind power blade 1 is firstly adjusted to enable the wind power blade 1 to be in a vertical state, then the detection robot is adjusted to enable the lightning receptor contact device to be in contact with the blade lightning receptor of the wind power blade 1, and the lifting mechanism drives the lightning receptor contact device to lift through the fixing mechanism, so that the detection operation of the single wind power blade 1 is completed when the lightning receptor contact device lifts.
Further, as shown in fig. 1, the fixing mechanism includes an upper ring 4, a lower ring 5, a positioning device 6, and a guiding device 7; the upper ring 4 and the lower ring 5 are connected through a connecting piece 8, in one embodiment of the utility model, a positioning device 6 is arranged on the upper ring 4, and a guiding device 7 is arranged on the lower ring 5; the number of the positioning devices 6 and the guiding devices 7 is plural, the positioning devices 6 are uniformly distributed on the upper ring 4, and the guiding devices 7 are uniformly distributed on the lower ring 5. The upper ring 4 and the lower ring 5 form a stable structure through the connecting member 8, thereby facilitating the improvement of stability of the fixing mechanism when ascending and descending. In another embodiment of the utility model, the positioning means 6 are provided on the lower ring 5 and the guiding means 7 are provided on the upper ring 4.
Further, as shown in fig. 2, the positioning device 6 includes a positioning wheel 9, a wheel arm 10, a hinge 11, and a first spring 12, and the number of the positioning wheel 9 and the wheel arm 10 is two; the articulated elements 11 are arranged on the upper ring 4, one ends of the two wheel arms 10 are hinged with the articulated elements 11, the other ends of the two wheel arms 10 are respectively connected with a positioning wheel 9, two ends of the first spring 12 are respectively connected with the two wheel arms 10, the positioning wheel 9 is positioned on one side, close to the wind power tower 3, of the upper ring 4, and the positioning wheel 9 is in contact with the outer wall of the wind power tower 3. The two wheel arms 10 are at a certain angle, and the two wheel arms 10 are tightened through the first spring 12, so that the positioning wheel 9 can be pressed on the outer wall of the wind power tower 3, a certain distance is reserved between the upper ring 4 and the lower ring 5, and the whole structure of the fixing mechanism can be prevented from being deflected at an angle.
Further, as shown in fig. 3, the guiding device 7 includes a first motor 13, an electric push rod 14, and a guiding wheel 15; the electric putter 14 is connected with lower ring 5, and the output of electric putter 14 is connected with the shell of first motor 13, and the output of first motor 13 is connected with leading wheel 15, and leading wheel 15 is located the one side of lower ring 5 that is close to wind-powered electricity generation tower section of thick bamboo 3. The first motor 13 drives the guide wheel 15 to rotate, so that the posture of the fixing mechanism can be adjusted when the fixing mechanism is inclined, and the fixing mechanism can be driven to move up and down along the outer wall of the wind power tower 3.
Further, the lifting mechanism comprises a lifting steel rope 16, a steel rope hook 17 is arranged on the upper ring 4, the lifting steel rope 16 is connected with the steel rope hook 17, and the lifting steel rope 16 can drive the fixing mechanism to lift, so that the lightning receptor contact device is driven to lift along the wind power blade 1.
Further, as shown in fig. 4, the adjusting mechanism comprises a fixed seat 18, a vertical rod 19, an adjusting seat 20 and a telescopic rod 21; the fixing seat 18 is fixedly connected with the upper ring 4, the upper end of the vertical rod 19 is fixedly connected with the fixing seat 18, one end of the telescopic rod 21 is hinged with the lower end of the vertical rod 19, one end of the adjusting seat 20 is hinged with the fixing seat 18, and the other end of the telescopic rod 21 is hinged with the other end of the adjusting seat 20. The telescopic rod 21 can be an electric push rod or an electric cylinder, and the telescopic rod 21 can drive the lightning receptor contact device to pitch by the adjusting seat 20.
Further, as shown in fig. 4, the device further comprises a clamping mechanism, wherein the clamping mechanism comprises a first connecting rod 22, a second connecting rod 23, a third connecting rod 24, a fourth connecting rod 25, a fifth connecting rod 26, a sixth connecting rod 27, a clamping piece 28 and a linear module 29; one end of the first connecting rod 22 and one end of the second connecting rod 23 are respectively hinged with one side wall of the adjusting seat 20, one end of the third connecting rod 24 and one end of the fourth connecting rod 25 are respectively hinged with the other side wall of the adjusting seat 20, the axis of the first connecting rod 22 is parallel to the axis of the second connecting rod 23, the axis of the third connecting rod 24 is parallel to the axis of the fourth connecting rod 25, and the axis of the first connecting rod 22, the axis of the second connecting rod 23, the axis of the third connecting rod 24 and the axis of the fourth connecting rod 25 are located on the same plane; one end of a fifth connecting rod 26 is hinged with the other end of the first connecting rod 22, the middle part of the fifth connecting rod 26 is hinged with the other end of the second connecting rod 23, one end of a sixth connecting rod 27 is hinged with the other end of the third connecting rod 24, the middle part of the sixth connecting rod 27 is hinged with the other end of the fourth connecting rod 25, and the axis of the fifth connecting rod 26 is parallel to the axis of the sixth connecting rod 27; the two ends of the clamping piece 28 are respectively hinged with the middle part of the second connecting rod 23 and the middle part of the fourth connecting rod 25, the first connecting rod 22, the adjusting seat 20, the second connecting rod 23 and the fifth connecting rod 26 form a parallelogram structure, the third connecting rod 24, the adjusting seat 20, the fourth connecting rod 25 and the sixth connecting rod 27 form another parallelogram structure, a second spring is arranged in the clamping piece 28, the elastic force of the second spring can adjust the angle between the second connecting rod 23 and the fourth connecting rod 25, the two parallelogram structures are deformed, and the distance between the fifth connecting rod 26 and the sixth connecting rod 27 is shortened. The linear module 29 may be a lead screw slider 32 module driven by a motor. In one embodiment of the present utility model, a second motor 30 is disposed at one end of the linear module 29, a screw is disposed inside the linear module 29, one end of the screw is connected with an output end of the second motor 30, a slider 32 is sleeved on the screw, the slider 32 is in threaded connection with the screw, an axis of the screw is parallel to an axis of the fifth link 26 or the sixth link 27, and the second motor 30 can drive the screw to rotate. The slider 32 of each linear module 29 is provided with a lightning receptor contact device, the wind power blade 1 is positioned between the two lightning receptor contact devices, the rotation of the lead screw can drive the lightning receptor contact devices to move along the length direction of the linear module 29 through the slider 32, the position adjustment of the lightning receptor contact devices is realized, the lightning receptor contact devices are ensured to be in contact with the blade lightning receptors of the wind power blade 1, and the clamping piece 28 is used for adjusting the distance between the lightning receptor contact devices and the wind power blade 1 through the contraction of the second spring. The two lightning receptor contact devices on the two linear modules 29 can respectively detect the grounding resistance of the blade lightning receptors on the two side walls of the wind power blade 1.
Further, as shown in fig. 5, the receptor contact device includes a support arm 33, a telescopic arm 34, a support bar 35, a hold-down bar 36, and a contact wheel 37; the lower end of the supporting arm 33 is hinged with one end of the sliding block 32, the upper end of the supporting arm 33 is connected with a supporting plate 39, the lower end of the telescopic arm 34 is hinged with the other end of the sliding block 32, the upper end of the telescopic arm 34 is hinged with the supporting plate 39, and the telescopic arm 34 can be telescopic; the two support rods 35 are arranged, one end of each support rod 35 is hinged with the upper end of the support plate 39, the other end of each support rod 35 is rotatably connected with one end of the rotating shaft of the contact wheel 37, and the other end of each support rod 35 is rotatably connected with the other end of the rotating shaft of the contact wheel 37; the pressing rods 36 are provided with two pressing rods, one ends of the two pressing rods 36 are respectively hinged with the lower end of the supporting plate 39, the other end of one pressing rod 36 is rotatably connected with one end of the rotating shaft of the contact wheel 37, and the other end of the other pressing rod 36 is rotatably connected with the other end of the rotating shaft of the contact wheel 37. The contact wheel 37 is located on the side of the support plate 39 close to the wind blade 1. The telescopic rod 21 is used for controlling the contact wheel 37 to be contacted with or disconnected from the blade lightning receptor of the wind power blade 1, the third spring is arranged in the compression rod 36, and the elasticity of the third spring can ensure that the contact wheel 37 has a point contact force with the blade lightning receptor, so that virtual connection is prevented; the contact wheel 37 can rotate, the contact wheel 37 is sleeved with the contact net 40, the hub of the contact wheel 37 is made of flexible insulating materials, and the contact wheel 37 can adapt to the change of the curvature of the wind power blade 1, so that the contact net 40 is ensured to be in good contact with the lightning receptor. The contact net 40 is made of a low-resistance material, and the accuracy of the test result is ensured.
Further, as shown in fig. 4, the wind turbine blade further comprises two cameras 38, the two cameras 38 are arranged on the two linear modules 29, the two cameras 38 are respectively used for shooting two surfaces of the wind turbine blade 1, and the contraction of the clamping piece 28 can adjust the distance between the two cameras 38 and the wind turbine blade 1, so that good image acquisition distance is ensured.
Further, a detection controller 31 is arranged on the adjusting seat 20, the contact net 40 is electrically connected with a resistance tester, the resistance tester is in communication connection with the detection controller 31, and the detection controller 31 is provided with a network module; the height gauge and the encoder are provided in the detection controller 31, by which the coordinates of the contact wheel 37 on the wind turbine blade 1 can be determined. The camera 38 is in communication connection with the detection controller 31, and the image shot by the camera 38 is sent to the monitoring center through the network module of the detection controller 31.
During actual use, the pitching angle of the lightning receptor contact device is adjusted by the telescopic rod 21 of the adjusting mechanism, so that the contact wheel 37 can vertically move along the wind power blade 1, the lifting mechanism is used for driving the lightning receptor contact device to integrally lift, the pressure of the pressing rod 36 can enable the contact wheel 37 to always contact with the blade lightning receptor of the wind power blade 1 in the lifting process of the lightning receptor contact device, the resistance tester is used for detecting the grounding resistance of the wind power blade 1, the resistance tester is used for transmitting tested resistance data to the detection controller 31, the detection controller 31 is used for comparing the received resistance data with a preset value, judging whether grounding is qualified or not, and for a position with a problem, the detection controller 31 is used for determining the coordinates of a fault point through the altimeter and the encoder and transmitting the result to the monitoring center through the network module of the detection controller 31, so that subsequent repair is convenient. The monitoring center checks the surface of the wind power blade 1 through the image shot by the camera 38, so that the problem existing in the wind power blade 1 can be found conveniently and timely.
From the above description, it can be seen that the above embodiments of the present utility model achieve the following technical effects:
the utility model provides a wind-powered electricity generation blade earth resistance detection robot utilizes this detection robot can replace the manual work to accomplish the earth resistance detection operation to wind-powered electricity generation blade 1, has shown to improve detection efficiency, has reduced the economic cost that wind-powered electricity generation blade 1 earth resistance detected, has reduced the possibility of missing to examine, has reduced the risk of manual work aloft work.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
1. Wind-powered electricity generation blade earth resistance detection robot, detection robot is used for detecting wind-powered electricity generation blade's earth resistance, wind-powered electricity generation blade installs on the wind-powered electricity generation cabin, the top of wind-powered electricity generation tower section of thick bamboo is located in the wind-powered electricity generation cabin, wind-powered electricity generation blade has blade lightning receptor, its characterized in that includes:
a lightning receptor contact device that is in contact with the blade lightning receptor of the wind power blade, with which a ground resistance of the wind power blade can be detected;
the lightning receptor contact device is connected with the fixing mechanism through an adjusting mechanism, and the fixing mechanism is sleeved on the outer wall of the wind power tower;
the lifting mechanism is arranged at the top of the wind power tower, the lifting mechanism is connected with the fixing mechanism, and can drive the fixing mechanism to lift, so that the lightning receptor contact device is driven to complete detection of the whole wind power blade.
2. The wind power blade ground resistance detection robot according to claim 1, wherein,
the fixing mechanism comprises an upper ring, a lower ring, a positioning device and a guiding device;
the upper ring and the lower ring are connected through a connecting piece, the positioning device is arranged on the upper ring, and the guiding device is arranged on the lower ring;
the number of the positioning devices and the number of the guiding devices are multiple, the positioning devices are uniformly distributed on the upper ring, and the guiding devices are uniformly distributed on the lower ring.
3. The wind power blade ground resistance detection robot according to claim 2, wherein,
the positioning device comprises positioning wheels, wheel arms, a hinge piece and a first spring, wherein the number of the positioning wheels and the number of the wheel arms are two;
the hinge piece is arranged on the upper ring, one ends of the two wheel arms are hinged with the hinge piece, the other ends of the two wheel arms are respectively connected with one positioning wheel, two ends of the first spring are respectively connected with the two wheel arms, and the positioning wheels are in contact with the outer wall of the wind power tower.
4. The wind power blade ground resistance detection robot according to claim 2, wherein,
the guide device comprises a first motor, an electric push rod and a guide wheel;
the electric push rod is connected with the lower ring, the output end of the electric push rod is connected with the shell of the first motor, the output end of the first motor is connected with the guide wheel, and the guide wheel is positioned on one side of the lower ring, which is close to the wind power tower.
5. The wind power blade ground resistance detection robot according to claim 2, wherein,
the lifting mechanism comprises a lifting steel rope, a steel rope hook is arranged on the upper ring, the lifting steel rope is connected with the steel rope hook, and the fixing mechanism can be driven to lift through the lifting steel rope.
6. The wind power blade ground resistance detection robot according to claim 2, wherein,
the adjusting mechanism comprises a fixed seat, a vertical rod, an adjusting seat and a telescopic rod;
the fixing seat is fixedly connected with the upper ring, the upper end of the vertical rod is fixedly connected with the fixing seat, one end of the telescopic rod is hinged with the lower end of the vertical rod, one end of the adjusting seat is hinged with the fixing seat, and the other end of the telescopic rod is hinged with the other end of the adjusting seat.
7. The wind power blade ground resistance detection robot according to claim 6, wherein,
the clamping mechanism comprises a first connecting rod, a second connecting rod, a third connecting rod, a fourth connecting rod, a fifth connecting rod, a sixth connecting rod, a clamping piece and a linear module;
one end of the first connecting rod and one end of the second connecting rod are respectively hinged with one side wall of the adjusting seat, one end of the third connecting rod and one end of the fourth connecting rod are respectively hinged with the other side wall of the adjusting seat, the axis of the first connecting rod is parallel to the axis of the second connecting rod, the axis of the third connecting rod is parallel to the axis of the fourth connecting rod, and the axis of the first connecting rod, the axis of the second connecting rod, the axis of the third connecting rod and the axis of the fourth connecting rod are located on the same plane;
one end of the fifth connecting rod is hinged with the other end of the first connecting rod, the middle part of the fifth connecting rod is hinged with the other end of the second connecting rod, one end of the sixth connecting rod is hinged with the other end of the third connecting rod, the middle part of the sixth connecting rod is hinged with the other end of the fourth connecting rod, and the axis of the fifth connecting rod is parallel to the axis of the sixth connecting rod;
the two ends of the clamping piece are respectively hinged with the middle part of the second connecting rod and the middle part of the fourth connecting rod, a second spring is arranged in the clamping piece, and the elasticity of the second spring can adjust the angle between the second connecting rod and the fourth connecting rod so as to draw the distance between the fifth connecting rod and the sixth connecting rod;
the linear modules are arranged in two, one linear module is arranged on the fifth connecting rod, the other linear module is arranged on the sixth connecting rod, one end of each linear module is provided with a second motor, a lead screw is arranged in each linear module, one end of each lead screw is connected with the output end of each second motor, a sliding block is sleeved on each lead screw and is in threaded connection with each lead screw, the axis of each lead screw is parallel to the axis of each fifth connecting rod or each sixth connecting rod, and each second motor can drive each lead screw to rotate;
and the slide blocks of each linear module are provided with a lightning receptor contact device.
8. The wind power blade ground resistance detection robot according to claim 7, wherein,
the lightning receptor contact device comprises a supporting arm, a telescopic arm, a supporting rod, a pressing rod and a contact wheel;
the lower end of the supporting arm is hinged with one end of the sliding block, the upper end of the supporting arm is connected with a supporting plate, the lower end of the telescopic arm is hinged with the other end of the sliding block, the upper end of the telescopic arm is hinged with the supporting plate, and the telescopic arm can stretch out and draw back;
the two support rods are arranged, one end of each support rod is hinged with the upper end of each support plate, the other end of each support rod is rotatably connected with one end of the rotating shaft of each contact wheel, and the other end of each support rod is rotatably connected with the other end of the rotating shaft of each contact wheel;
the two pressing rods are arranged, one end of each pressing rod is hinged with the lower end of the supporting plate, the other end of each pressing rod is rotatably connected with one end of the rotating shaft of the contact wheel, the other end of each pressing rod is rotatably connected with the other end of the rotating shaft of the contact wheel, and a third spring is arranged in each pressing rod;
the contact wheel can rotate, the contact wheel sleeve is provided with a contact net, the hub of the contact wheel is made of flexible insulating materials, and the contact net is made of low-resistance materials.
9. The wind power blade ground resistance detection robot according to claim 8, wherein,
still include the camera, the camera is provided with two, two the camera sets up respectively on two the straight line module.
10. The wind power blade ground resistance detection robot according to claim 9, wherein,
the device comprises an adjusting seat, a contact net, a resistance tester, a network module and a control module, wherein the adjusting seat is provided with the detection controller;
the detection controller is internally provided with an altimeter and an encoder, and the coordinates of the contact wheel on the wind power blade can be determined through the altimeter and the encoder;
the camera is in communication connection with the detection controller.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223196778.3U CN219039216U (en) | 2022-11-29 | 2022-11-29 | Wind-powered electricity generation blade earth resistance detection robot |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223196778.3U CN219039216U (en) | 2022-11-29 | 2022-11-29 | Wind-powered electricity generation blade earth resistance detection robot |
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| Publication Number | Publication Date |
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| CN219039216U true CN219039216U (en) | 2023-05-16 |
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| CN202223196778.3U Active CN219039216U (en) | 2022-11-29 | 2022-11-29 | Wind-powered electricity generation blade earth resistance detection robot |
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