CN111948576A - Line monitoring equipment based on GIM - Google Patents
Line monitoring equipment based on GIM Download PDFInfo
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- CN111948576A CN111948576A CN202010778484.8A CN202010778484A CN111948576A CN 111948576 A CN111948576 A CN 111948576A CN 202010778484 A CN202010778484 A CN 202010778484A CN 111948576 A CN111948576 A CN 111948576A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 19
- 238000012806 monitoring device Methods 0.000 claims abstract description 20
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- 230000006378 damage Effects 0.000 description 3
- 239000011888 foil Substances 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 208000033999 Device damage Diseases 0.000 description 2
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- 238000000429 assembly Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
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- 208000027418 Wounds and injury Diseases 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/54—Testing for continuity
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/0096—Radiation pyrometry, e.g. infrared or optical thermometry for measuring wires, electrical contacts or electronic systems
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/48—Thermography; Techniques using wholly visual means
- G01J5/485—Temperature profile
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/08—Means for indicating or recording, e.g. for remote indication
- G01L19/086—Means for indicating or recording, e.g. for remote indication for remote indication
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0062—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method, e.g. intermittent, or the display, e.g. digital
- G01N33/0063—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method, e.g. intermittent, or the display, e.g. digital using a threshold to release an alarm or displaying means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
- G01P5/02—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring forces exerted by the fluid on solid bodies, e.g. anemometer
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/08—Locating faults in cables, transmission lines, or networks
Abstract
The invention provides a line monitoring device based on GIM (general information model), which belongs to the technical field of electrical equipment and comprises a main frame body, a thermal induction camera, a display screen pressure sensor and a protection assembly, wherein the main frame body is sleeved at the top of a telegraph pole, and a second cavity with an outward opening is formed in the main frame body; the thermal induction camera is arranged in the second cavity and used for monitoring resistance heat generated when current passes through the wires; the display screen is used for displaying the distribution condition of resistance heat on the electric wire; the pressure sensor is arranged in the second cavity and used for sensing wind pressure; the protection component is movably connected to the opening of the second cavity, and the pressure sensor is used for controlling the protection component cover to be arranged at the opening of the second cavity when the wind pressure is larger than a preset value. The line monitoring equipment based on the GIM is convenient for constructors to check and maintain.
Description
Technical Field
The invention belongs to the technical field of power equipment, and particularly relates to a line monitoring device based on GIM.
Background
With the continuous development of society, the number of live-wire work of the line is increased along with the adjustment of the operation mode of the power grid.
When the existing line is maintained, a long time is needed to troubleshoot damaged points in the line, workers are required to frequently climb high altitude, the maintenance process is complex, and the safety of constructors is not facilitated.
Disclosure of Invention
The invention aims to provide a line monitoring device based on GIM, aiming at solving the technical problem of difficulty in line investigation in the prior art.
In order to achieve the purpose, the invention adopts the technical scheme that: there is provided a GIM-based line monitoring device, comprising:
the main frame body is sleeved at the top of the telegraph pole and is provided with a second cavity with an outward opening;
the thermal induction camera is arranged in the second cavity and used for monitoring resistance heat generated when current passes through the wires;
the display screen is used for displaying the distribution condition of resistance heat on the electric wire;
the pressure sensor is arranged in the second cavity and used for sensing wind pressure; and
the protection assembly is movably connected to the opening of the second cavity, and the pressure sensor is used for controlling the protection assembly cover to be arranged at the opening of the second cavity when the wind pressure is larger than a preset value.
As another embodiment of the present application, the pressure sensor is provided in plurality around an axis of the main frame body, and the pressure sensor includes:
one end of the first support is fixedly connected with the main frame body and is perpendicular to the axis of the main frame body;
the mouth of the bowl faces away from the axis of the main frame body, the bearing bowl is coaxially and slidably matched with the first support, and the leeward end of the bearing bowl is provided with an elastic part abutted against the first support; and
the sensing piece is arranged at the other end of the first support, when the wind pressure is greater than a preset value, the bearing bowl moves a preset distance and extrudes the sensing piece, and the sensing piece is triggered by being pressed to the protection component.
As another embodiment of the present application, the pressure sensor is provided in plurality around an axis of the main frame body, and the pressure sensor includes:
one end of the first support is fixedly connected with the main frame body and is perpendicular to the axis of the main frame body;
a plurality of blades are arranged around the axis of the first bracket, and one end of each blade is fixedly connected with the main frame body; and
the strain gauge is arranged on the blade and used for sensing the deformation amount of the blade, when the wind pressure is greater than a preset value, the blade reaches the preset deformation amount, and the strain gauge triggers the protection assembly.
As another embodiment of the present application, the main frame body includes:
the coaming is sleeved on the periphery of the telegraph pole;
the top plate is fixedly arranged at the top of the enclosing plate and is an arc-shaped plate protruding upwards;
the bottom plate is fixedly arranged at the bottom of the enclosing plate, the top of the protection assembly is connected with the top plate, and the bottom of the protection assembly is connected with the bottom plate; and
the locking device is arranged at the bottom of the bottom plate, sleeved on the periphery of the enclosing plate and used for clamping the telegraph pole;
the top plate, the enclosing plate and the bottom plate enclose to form the second cavity.
As another embodiment of the present application, the locking device includes:
the tightening belt is wound on the periphery of the enclosing plate and is provided with a fixed end fixedly connected with the enclosing plate and a free end separated from the fixed end, and the outer surface of the tightening belt is provided with clamping teeth;
the bottom plate is provided with a first motor, an output shaft of the first motor is fixedly connected with the gear, and the gear is meshed with the clamping teeth; and
and the clamping piece is clamped with the gear and used for locking the gear.
As another embodiment of the present application, the clip includes:
the second support is fixedly arranged at the bottom of the bottom plate;
the clamping strip is of a V-shaped structure, the middle part of the clamping strip is rotatably connected with the bottom plate, and second springs are respectively connected between two free ends of the clamping strip and the second support; and
the turning button is rotatably connected with the bottom plate and fixedly connected with the rotating end of the clamping strip, and the turning button is used for driving the clamping strip to swing.
As another embodiment of the present application, the guard assembly is provided in plurality about the shroud axis, the guard assembly comprising:
the top of the third support is fixedly connected with the outer edge of the top plate, and the bottom of the third support is fixedly connected with the outer edge of the bottom plate;
the first sliding plate is an arc-shaped plate and is connected to the third support in a sliding mode along the circumferential direction of the bottom plate;
the second sliding plate is an arc-shaped plate and is connected to the third support in a sliding mode along the circumferential direction of the bottom plate, and the first sliding plate and the second sliding plate are arranged in a staggered mode in the radial direction of the bottom plate; and
and the driving piece is arranged in the top plate and is used for respectively driving the first sliding plate and the second sliding plate to slide.
As another embodiment of the present application, the driving member includes a second motor and a driving wheel, the second motor is disposed in the top plate, and the driving wheel is fixedly connected to an output shaft of the second motor;
the top of the first sliding plate is provided with a first rack which is meshed with the driving wheel and distributed in an arc shape;
the top of the second sliding plate is provided with a second rack which is meshed with the driving wheel and distributed in an arc shape, and the first rack and the second rack are coaxially arranged and are respectively positioned on two sides of the driving wheel.
As another embodiment of the present application, a first slide rail and a second slide rail are disposed on the top plate, and the first slide rail and the second slide rail are alternately disposed along the circumferential direction of the bottom plate, the first slide rail is used for being slidably connected with the first slide plate, and the second slide rail is used for being slidably connected with the second slide plate;
the bottom plate is provided with a third slide rail and a fourth slide rail, the third slide rail and the fourth slide rail are alternately arranged along the axial direction of the bottom plate, the third slide rail corresponds to the first slide rail and is used for being in sliding connection with the first slide plate, and the fourth slide rail corresponds to the second slide rail and is used for being in sliding connection with the second slide plate.
As another embodiment of this application, still be equipped with humidity transducer on the body frame, humidity transducer is used for responding to air humidity.
The beneficial effects of the GIM-based line monitoring equipment provided by the invention are as follows: compared with the prior art, when the GIM-based line monitoring equipment is used, the main frame body is sleeved on the telegraph pole and positioned at the top of the electric wire, when current passes through the electric wire, the electric wire can generate uniform resistance heat, the distribution condition of the resistance heat on the electric wire can be transmitted to the display screen through the thermal induction camera and cannot be displayed in daytime and at night, constructors can observe the line condition through the display screen, when the conditions such as open circuit and the like occur in the line, the distribution of the resistance heat in the line can be changed, the position of a damaged part in the line can be visually observed through the display screen, and the arrangement and maintenance of constructors are facilitated; when meeting in strong wind weather, when pressure sensor response wind pressure reachd the default, start protection component adaptation high altitude environment, prevent the device damage, the life of extension device.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic cross-sectional structural diagram of a GIM-based line monitoring device according to an embodiment of the present invention;
FIG. 2 is an enlarged view of part A of FIG. 1;
fig. 3 is a schematic bottom view of a GIM-based line monitoring device according to an embodiment of the present invention;
FIG. 4 is an enlarged view of the portion B of FIG. 3;
FIG. 5 is a schematic left side cross-sectional view of the GIM-based line monitoring apparatus provided in FIG. 1;
FIG. 6 is a sectional view taken along line C-C of FIG. 1;
FIG. 7 is a cross-sectional structural view of the main frame taken along line E-E of FIG. 6;
FIG. 8 is a sectional view taken along line D-D of FIG. 7;
FIG. 9 is a block diagram of a control module according to an embodiment of the present invention;
fig. 10 is a schematic perspective view of a pressure sensor according to a second embodiment of the present invention.
In the figure: 1. a main frame body; 101. enclosing plates; 102. a top plate; 103. a base plate; 104. a locking device; 114. tightening the belt; 124. a gear; 134. a clamping piece; 134-1, a second bracket; 134-2, a clamping strip; 134-3, a toggle; 2. a heat-sensitive camera; 3. a guard assembly; 301. a third support; 302. a first slide plate; 303. a second slide plate; 304. a drive member; 314. a second motor; 324. a drive wheel; 4. a pressure sensor; 401. a first bracket; 402. a force bearing bowl; 403. an induction sheet; 404; a blade; 405. a strain gauge; 5. a folding bar; 6. a humidity sensor; 7. a first cavity; 8. a connecting rod; 9. a first spring; 10. a second cavity; 11. a first motor; 12. a second spring; 13. a control module; 14. a first rack; 15. a second rack; 16. a first slide rail; 17. a second slide rail; 18. a third slide rail; 19. a fourth slide rail; 20. a display screen.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 to 10 together, a GIM-based line monitoring apparatus according to the present invention will now be described. The line monitoring equipment based on the GIM comprises a main frame body 1, a thermal induction camera 2, a display screen 20, a pressure sensor 4 and a protection component 3, wherein the main frame body 1 is sleeved on the top of a telegraph pole, and a second cavity 10 with an outward opening is formed in the main frame body 1; the thermal sensing camera 2 is arranged in the second cavity 10, and the thermal sensing camera 2 is used for monitoring resistance heat generated when current passes through the wires; the display screen 20 is used for displaying the distribution of resistance heat on the wires; the pressure sensor 4 is arranged in the second cavity 10 and used for sensing wind pressure; the protection component 3 is movably connected to the opening of the second cavity 10, and the pressure sensor 4 is used for controlling the protection component 3 to be covered on the opening of the second cavity 10 when the wind pressure is greater than a preset value.
The display 20 is a handheld terminal or other terminal device, so that an operator can observe the situation of the thermal resistance on the wire through a displayed picture on the ground or in a house.
It should be noted that the wind pressure herein refers to the magnitude of the pressure applied by the wind on the pressure sensor, and the wind pressure hereinafter is the same as that herein.
Compared with the prior art, when the GIM-based line monitoring equipment is used, the main frame body 1 is sleeved on a telegraph pole and is positioned at the top of an electric wire, when current passes through the electric wire, the electric wire can generate uniform resistance heat, the distribution condition of the resistance heat on the electric wire can be transmitted to a display screen through a thermal induction camera 2 and cannot be displayed in the daytime and at night, constructors can observe the line condition through the display screen, when the circuit is broken and the like, the distribution of the resistance heat in the circuit can be changed, the position of a damaged part in the circuit can be visually observed through the display screen, and the GIM-based line monitoring equipment is convenient for the constructors to carry out investigation and maintenance; when meeting in strong wind weather, when pressure sensor response wind pressure reachd the default, start protection component 3 and adapt to high altitude environment, prevent the device damage, the life of extension device.
Referring to fig. 1, 5 and 6, a folding rod 5 is disposed between the thermal sensing camera 2 and the main frame 1, the folding rod 5 includes a first rod and a second rod, one end of the first rod is fixedly connected to the main frame 1 and forms an included angle, the other end of the first rod is rotatably connected to the second rod, and the thermal sensing camera 2 is fixed to an end of the second rod. Through adjusting the contained angle of the first body of rod and the second body of rod, can conveniently adjust the orientation of thermoinduction camera 2, adjust the circuit scope that thermoinduction camera 2 shines as required.
Specifically, the other end of the first rod body is provided with a first through hole, the rotating end of the second rod body is provided with a second through hole, a bolt penetrates through the first through hole and the second through hole, and the other end of the bolt is connected with a nut. When the angle between the first rod body and the second rod body needs to be adjusted, the nut is unscrewed on the bolt, and the second rod body is rotated, so that the orientation of the thermal sensing camera 2 is adjusted; after the adjustment is finished, the nut is screwed, the first rod body and the second rod body are clamped tightly by the end part of the nut and the bolt, and the fixing of the included angle between the first rod body and the second rod body is realized; the structure is convenient to adjust and low in cost.
It should be noted that the device is installed on the same wire pole, and since the circuit on the same wire pole is not frequently changed, the angle between the first rod and the second rod only needs to be set once during initial installation, and if the device needs to be installed on another wire pole, the orientation of the thermal sensing camera 2 needs to be adjusted according to the distribution of the circuit on the other wire pole, so that the irradiation range is optimal.
As another example, the folding bar 5 can be equivalently replaced by a manipulator, which has higher cost but is beneficial for remote control.
As a specific embodiment of the line monitoring device based on the GIM provided by the present invention, please refer to fig. 1, 5 and 6, a plurality of pressure sensors 4 are arranged around the axis of the main frame 1, each pressure sensor 4 includes a first bracket 401, a force bearing bowl 402 and a sensing piece 403, one end of the first bracket 401 is fixedly connected with the main frame 1, and is vertically arranged perpendicular to the axis of the main frame 1; the mouth of the bearing bowl 402 faces back to the axis of the main frame body 1, the bearing bowl 402 is in coaxial sliding fit with the first support 401, and the leeward end is provided with an elastic part which is abutted against the first support 401; the sensing piece 403 is arranged at the other end of the first support 401, when the wind pressure is greater than a preset value, the bearing bowl 402 moves a preset distance and extrudes the sensing piece 403, and the sensing piece 403 is pressed to trigger the protection component 3.
Preferably, bearing bowl 402 is for having elastic annular lamellar body structure, bearing bowl 402 is because its opening curved surface shape outwards, the area of response wind pressure has been increased, when the wind pressure is more sufficient, bearing bowl 402 is along the axial slip removal of first support 401 and is predetermine the distance, bearing bowl 402's outer wall is from only contacting and becomes to extrude on response piece 403, the pressure value that response piece 403 sensed increases gradually, when pressure reached the default, explain that the inside part of second cavity 10 can be damaged to external environment is abominable this moment, start protection component 3 and cover the opening of second cavity 10 and establish, prevent the damage of part in the second cavity 10, effective extension fixture's life.
Specifically, the end of the first bracket 401 is an annular structure, and a plurality of sensing pieces 403 are uniformly arranged on the inner wall of the annular structure and around the axis of the first bracket 401; alternatively, the sensing piece 403 is a ring-shaped piece and is disposed on the inner wall of the ring-shaped structure. Two distribution forms of the sensing pieces 403 can meet the manufacturing diversity; meanwhile, the wind direction is not necessarily distributed along the axis of the first support 401, when the wind direction blows to the force bearing bowl 402 at an included angle with the first support 401, the position where the force bearing bowl 402 is extruded on the sensing piece 403 may be concentrated on a certain position on the side wall of the force bearing bowl 402, and at this time, once the maximum pressure sensed by the sensing piece 403 exceeds a preset value, the protection component 3 is started, and the response sensitivity of the pressure sensor 4 to a severe environment is improved.
Referring to fig. 1 to 2, a first cavity 7 is disposed in a first bracket 401, a connecting rod 8 slidably connected to the first cavity 7 is disposed at an end of a force bearing bowl 402, and an elastic member is connected between the connecting rod 8 and the first cavity 7. Preferably, the elastic member is a first spring 9, and the first spring 9 is beneficial to the force bearing bowl 402 to recover the initial position when the wind pressure is reduced; the structure is favorable for the bearing bowl 402 to react according to the wind pressure condition, the induction sheet 403 is extruded when the bearing bowl slides, and the wind pressure is converted into the pressure acting on the induction sheet 403 in time, so that the protection component 3 is accurately opened.
As a specific embodiment of the GIM-based line monitoring device provided by the present invention, please refer to fig. 1 and 10, a plurality of pressure sensors 4 are arranged around the axis of the main frame 1, each pressure sensor 4 includes a first bracket 401, a blade 404 and a strain gauge 405, one end of the first bracket 401 is fixedly connected to the main frame 1, and is vertically arranged perpendicular to the axis of the main frame 1; a plurality of blades 404 are arranged around the axis of the first bracket 401, and one end of each blade 404 is fixedly connected with the main frame body 1; the strain gauge 405 is arranged on the blade 404 and used for sensing the deformation of the blade 404, when the wind pressure is greater than a preset value, the blade 404 reaches the preset deformation, and the strain gauge 405 triggers the protection component.
Preferably, blade 404 is for having elastic lamellar body, and when the wind pressure was more sufficient, the surface of blade 404 took place deformation, and the deformation volume of blade 404 is responded to in real time to foil gage 405, and when the deformation volume of foil gage 404 reached the default, explain that the adverse circumstances of external environment probably damaged the inside part of second cavity 10 this moment, foil gage 405 starts protection component 3 and covers the opening of second cavity 10 and establish, prevents the damage of part in the second cavity 10, effective extension fixture's life.
As an embodiment of the GIM-based line monitoring equipment provided by the present invention, please refer to fig. 1, 5 and 7, the main frame 1 includes a surrounding plate 101, a top plate 102, a bottom plate 103 and a locking device 104, the surrounding plate 101 is used for being sleeved on the periphery of a utility pole; the top plate 102 is fixedly arranged at the top of the enclosing plate 101, and the top plate 102 is an arc-shaped plate protruding upwards; the bottom plate 103 is fixedly arranged at the bottom of the enclosing plate 101, the top of the protection component 3 is connected with the top plate 102, and the bottom of the protection component is connected with the bottom plate 103; the locking device 104 is arranged at the bottom of the bottom plate 103 and sleeved on the periphery of the coaming 101 and is used for clamping the telegraph pole; the top plate 102, the shroud 101 and the bottom plate 103 enclose a second cavity 10.
When the utility pole is installed, the coaming 101 penetrates through the utility pole, is adjusted to the proper height of the utility pole, and is fixed through the locking device 104; the fixing is carried out in a fixing mode of sleeving the periphery of the telegraph pole, so that the stability is improved; the top plate 102 is actually in an inverted bowl shape, and can protect the thermal sensing camera 2 and the pressure sensor in the second cavity 10 under the rainy condition, so as to prevent the thermal sensing camera and the pressure sensor from being directly drenched by rain to generate electric leakage accidents, thereby effectively preventing safety accidents.
As a specific embodiment of the line monitoring device based on the GIM provided by the present invention, please refer to fig. 1, 3 and 4, the locking device 104 includes a tightening belt 114, a gear 124 and a clamping member 134, the tightening belt 114 is wound around the periphery of the enclosing plate 101, and has a fixed end fixedly connected to the enclosing plate 101 and a free end separately disposed from the fixed end, and the outer surface of the tightening belt 114 is provided with a clamping tooth; a first motor 11 is arranged on the bottom plate 103, an output shaft of the first motor 11 is fixedly connected with a gear 124, and the gear 124 is meshed with the latch; the snap 134 snaps with the gear 124 and serves to lock the gear 124.
For example, when the gear 124 rotates forward, the tightening strap 114 is in a tightened state; when the gear 124 is reversed, the tightening strap 114 is in a relaxed state. When the coaming 101 is sleeved on the telegraph pole and the height is adjusted, the tightening belt 114 needs to be tightened for fixing, the first motor 11 is started at the moment to drive the gear 124 to rotate forwards, in the process of rotating the gear 124 forwards, the free end of the tightening belt 114 is gradually close to the fixed end due to the fact that the latch is meshed with the gear 124, tightening is achieved on the periphery of the coaming 101, the gear 124 is fixed through the clamping piece 134, and fixing of the main frame body 1 is completed; when the main frame body 1 needs to be disassembled, the first motor 11 is started, the gear 124 is driven to rotate reversely, the free end of the tightening belt 114 is gradually far away from the other fixed end due to the engagement of the latch and the gear 124 in the process of rotating the gear 124 reversely, the loosening is realized on the periphery of the coaming 101, the gear 124 is fixed through the clamping piece 134, the tightening belt 114 is prevented from being suddenly tightened in the disassembling process, and then the main frame body 1 is disassembled from the telegraph pole.
It should be noted that, since the lines on the same utility pole are not frequently changed, the clamping members 134 only need to be adjusted once when the main frame 1 is mounted and dismounted; this structure conveniently realizes the installation and the dismantlement of the body frame body 1 to can play limiting displacement to gear 124, can effectively stop gear 124 because connect the shakiness and make the body frame body 1 drop and take place the incident, first motor 11 in this structure makes constructor reduce the rotation operation to gear 124 at the in-process of high altitude loading and unloading, thereby ensures its personal safety when reducing constructor intensity of labour.
Referring to fig. 1, 3 and 4, as a specific embodiment of the GIM-based line monitoring device provided by the present invention, the clamping member 134 includes a second bracket 134-1, a clamping bar 134-2 and a toggle button 134-3, wherein the second bracket 134-1 is fixedly disposed at the bottom of the bottom plate 103; the clamping strip 134-2 is of a V-shaped structure, the middle part of the clamping strip 134-2 is rotatably connected with the bottom plate 103, and a second spring 12 is connected between two free ends of the clamping strip 134-2 and the second support 134-1 respectively; the toggle 134-3 is rotatably connected with the bottom plate 103 and is fixedly connected with the rotating end of the clamping strip 134-2, and the toggle 134-3 is used for driving the clamping strip 134-2 to swing.
When the tightening belt 114 needs to be tightened, the first motor 11 is started to drive the gear 124 to rotate forwards, in the process of rotating the gear 124 forwards, as the latch is meshed with the gear 124, the free end of the tightening belt 114 is gradually close to the fixed end, tightening is achieved on the periphery of the coaming 101, after adjustment is completed, the toggle button 134-3 is pulled to enable one free end of the clamping strip 134-2 to be abutted against the tooth of the gear 124, at the moment, if the gear 124 rotates forwards, the end of the clamping strip 134-2 is pressed downwards and rebounds under the elastic force of the second spring 12, and when the gear 124 rotates backwards, the tooth surface of the gear 124 is abutted against the end of the clamping strip 134-2 and cannot rotate backwards, so that the main frame 1 is fixed; when the tightening belt 114 needs to be loosened, the first motor 11 is started to drive the gear 124 to rotate reversely, in the process of rotating the gear 124 reversely, as the latch is meshed with the gear 124, one end of the collection belt is gradually far away from the other end, the loosening is realized on the periphery of the coaming 101, after the adjustment is finished, the trigger 134-3 is pulled to enable the other free end of the latch 134-2 to be abutted against the teeth of the gear 124, at the moment, if the gear 124 rotates reversely, the end of the latch 134-2 is pressed downwards and rebounds under the elastic force of the second spring 12, and when the gear 124 rotates positively, the tooth surface of the gear 124 is abutted against the end part of the latch 134-2 and cannot rotate reversely, so that the collection belt of the main frame 1 is prevented from being tightened again in.
The gear 124 is clamped by the clamping piece 134, so that the tightening belt 114 can be prevented from being loosened due to the fact that the gear 124 is reversely rotated for a long time when the device is installed on a telegraph pole, safety accidents caused by the fact that the main frame body 1 slides down and falls on the telegraph pole are avoided, and the use safety of the device is guaranteed; in the process of disassembling the main frame body 1, the tightening belt 114 is prevented from being tightened suddenly to cause injury to operators, and smooth operation of the process of disassembling the main frame body 1 is ensured.
As a specific embodiment of the GIM-based line monitoring device provided by the present invention, please refer to fig. 1, 5 to 8, a plurality of protection assemblies 3 are arranged around the axis of the enclosing plate 101, each protection assembly 3 includes a third bracket 301, a first sliding plate 302, a second sliding plate 303 and a driving member 304, the top of the third bracket 301 is fixedly connected to the outer edge of the top plate 102, and the bottom thereof is fixedly connected to the outer edge of the bottom plate 103; the first sliding plate 302 is an arc-shaped plate and is connected to the third bracket 301 in a sliding manner along the circumferential direction of the bottom plate 103; the second sliding plate 303 is an arc-shaped plate and is connected to the third bracket 301 in a sliding manner along the circumferential direction of the bottom plate 103, and the first sliding plate 302 and the second sliding plate 303 are arranged in a staggered manner in the radial direction of the bottom plate 103; the driving member 304 is disposed in the top plate 102 and is used for driving the first sliding plate 302 and the second sliding plate 303 to slide respectively.
Preferably, the number of the pressure sensors 4 is four, the number of the thermal sensing cameras 2 is four and is consistent with the projection position of the pressure sensors 4, the number of the protection components 3 is four, and the projection positions of the protection components 3 and the projection positions of the pressure sensors 4 are distributed in a staggered manner. For example: the projection positions of the four pressure sensors 4 are respectively located at the positions of 0 °, 90 °, 180 ° and 270 °, the projection positions of the four thermal sensing cameras 2 are also respectively located at the positions of 0 °, 90 °, 180 ° and 270 °, and the projection positions of the protection assembly 3 are located at the positions of 45 °, 135 °, 225 ° and 315 °, so that the protection assembly 3 is ensured not to affect the normal operation of the thermal sensing cameras 2 and the pressure sensors 4 under the condition of non-starting.
When the pressure sensed by the pressure sensor 4 exceeds a preset value, the protection component 3 is started, at this time, the driving component 304 drives the first sliding plate 302 to slide out of the third cavity along the circumferential direction of the bottom plate 103 in the forward direction, drives the second sliding plate 303 to slide out of the third cavity along the circumferential direction of the bottom plate 103 in the reverse direction, after the first sliding plate 302 and the second sliding plate 303 slide to the limit positions, the protection component 3 reaches the limit expansion state, the limit expansion states of the four protection components 3 completely wrap the second cavity 10, the thermal sensing camera 2 and the pressure sensor 4 are prevented from being blown out under the condition of large wind, and the thermal sensing camera 2 and the pressure sensor 4 stop working at this time.
Preferably, when the protection assemblies 3 are in the extreme unfolding state, the first sliding plate 302 of the first protection assembly 3 is butted with the first sliding plate 302 of the second protection assembly 3, the second protection assembly 3 is butted with the second sliding plate 303 of the third protection assembly 3, the first sliding plate 302 of the third protection assembly 3 is butted with the first sliding plate 302 of the fourth protection assembly 3, and the second sliding plate 303 of the fourth protection assembly 3 is butted with the second sliding plate 303 of the first protection assembly 3; specifically, the magnets are arranged at the ends of the first sliding plate 302 and the second sliding plate 303 for butt joint, so that gaps are prevented from existing in the side walls of the structure formed by enclosing the four protection components 3, and the heat sensing camera 2 and the pressure sensor 4 are protected from being damaged.
Referring to fig. 7 to 8, as a specific embodiment of the GIM-based line monitoring device provided by the present invention, the driving member 304 includes a second motor 314 and a driving wheel 324, the second motor 314 is disposed in the top plate 102, and the driving wheel 324 is fixedly connected to an output shaft of the second motor 314; the top of the first sliding plate 302 is provided with a first rack 14 which is meshed with the driving wheel 324 and distributed in an arc shape; the top of the second sliding plate 303 is provided with a second rack 15 which is meshed with the driving wheel 324 and distributed in an arc shape, and the first rack 14 and the second rack 15 are coaxially arranged and are respectively located at two sides of the driving wheel 324.
The sensing piece 403 is in communication connection with the second motor 314, when the pressure value sensed by the sensing piece 403 exceeds a preset value, the second motor 314 is started, the second motor 314 drives the driving wheel 324 to rotate, and the first rack 14 and the second rack 15 are coaxially arranged and located on two sides of the driving wheel, so that the first rack 14 and the second rack 15 are driven to reversely rotate in the rotating process of the driving wheel 324, the first sliding plate 302 and the second sliding plate 303 are respectively driven to reversely slide out of the third cavity, and the protection assembly 3 is unfolded; the process is convenient for dealing with severe weather and protecting the integrity of the device.
After protective assembly 3 opens, because protective assembly 3 blocks external wind, the pressure that response piece 403 sensed correspondingly reduces, and protective assembly 3 is not influenced this moment, observes the weather condition when the constructor and changes the back, and rethread control module 13 control protective assembly 3 closes.
As a specific embodiment of the line monitoring device based on the GIM provided by the present invention, please refer to fig. 1, 5 to 8, wherein a top plate 102 is provided with a first slide rail 16 and a second slide rail 17, the first slide rail 16 and the second slide rail 17 are alternately arranged, the first slide rail 16 is used for slidably connecting with a first sliding plate 302, and the second slide rail 17 is used for slidably connecting with a second sliding plate 303; the bottom plate 103 is provided with a third slide rail 18 and a fourth slide rail 19, the third slide rail 18 and the fourth slide rail 19 are alternately arranged along the axial direction of the bottom plate 103, the third slide rail 18 corresponds to the first slide rail 16 and is used for being slidably connected with the first sliding plate 302, and the fourth slide rail 19 corresponds to the second slide rail 17 and is used for being slidably connected with the second sliding plate 303.
Referring to fig. 1, as a specific embodiment of the GIM-based line monitoring device provided by the present invention, a humidity sensor 6 is further disposed on the main frame 1, and the humidity sensor 6 is used for sensing air humidity. Carry out real-time supervision through humidity transducer 6 to the humidity in the air, can judge whether the workman is fit for high altitude construction, for example, when air humidity is higher than the default, if the circuit electric leakage, then judge that the construction takes place the electric shock easily under this environment, send the warning to constructor, ensured constructor's safety.
Referring to fig. 9, the display screen 20 is located on the control panel, and the control module 13 in the control panel is in communication connection with the thermal sensor camera 2, the pressure sensor 4, the first motor 11, the second motor 314 and the humidity sensor 6 respectively.
The control process of the control module 13 specifically includes:
the image irradiated by the thermal induction camera 2 is sent to the control module 13, and the control module 13 processes and transmits the image to the display screen 20 for real-time display;
when the pressure sensed by the pressure sensor 4 exceeds a preset value, the pressure sensor 4 sends a pressure signal to the control module 13, and the control module 13 receives the pressure signal to control the second motor 314 to be started, so that the protection component 3 is closed;
a forward rotation command or a reverse rotation command is sent to the first motor 11 through the control module 13, so that the tightening belt 114 is controlled to be tightened or loosened;
the air humidity value that humidity transducer 6 responded feedbacks control module 13, and control module 13 shows the air humidity value on display screen 20, can send the early warning on display screen 20 when humidity surpasss the default simultaneously.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. GIM-based line monitoring equipment, comprising:
the main frame body is sleeved at the top of the telegraph pole and is provided with a second cavity with an outward opening;
the thermal induction camera is arranged in the second cavity and used for monitoring resistance heat generated when current passes through the wires;
the display screen is used for displaying the distribution condition of resistance heat on the electric wire;
the pressure sensor is arranged in the second cavity and used for sensing wind pressure; and
the protection assembly is movably connected to the opening of the second cavity, and the pressure sensor is used for controlling the protection assembly cover to be arranged at the opening of the second cavity when the wind pressure is larger than a preset value.
2. The GIM-based line monitoring apparatus of claim 1, wherein said pressure sensor is provided in plurality about an axis of said main frame, said pressure sensor comprising:
one end of the first support is fixedly connected with the main frame body and is perpendicular to the axis of the main frame body;
the mouth of the bowl faces away from the axis of the main frame body, the bearing bowl is coaxially and slidably matched with the first support, and the leeward end of the bearing bowl is provided with an elastic part abutted against the first support; and
the sensing piece is arranged at the other end of the first support, when the wind pressure is greater than a preset value, the bearing bowl moves a preset distance and extrudes the sensing piece, and the sensing piece is triggered by being pressed to the protection component.
3. The GIM-based line monitoring apparatus of claim 1, wherein said pressure sensor is provided in plurality about an axis of said main frame, said pressure sensor comprising:
one end of the first support is fixedly connected with the main frame body and is perpendicular to the axis of the main frame body;
a plurality of blades are arranged around the axis of the first bracket, and one end of each blade is fixedly connected with the main frame body; and
the strain gauge is arranged on the blade and used for sensing the deformation amount of the blade, when the wind pressure is greater than a preset value, the blade reaches the preset deformation amount, and the strain gauge triggers the protection assembly.
4. The GIM-based line monitoring device of claim 1, wherein the master frame comprises:
the coaming is sleeved on the periphery of the telegraph pole;
the top plate is fixedly arranged at the top of the enclosing plate and is an arc-shaped plate protruding upwards;
the bottom plate is fixedly arranged at the bottom of the enclosing plate, the top of the protection assembly is connected with the top plate, and the bottom of the protection assembly is connected with the bottom plate; and
the locking device is arranged at the bottom of the bottom plate, sleeved on the periphery of the enclosing plate and used for clamping the telegraph pole;
the top plate, the enclosing plate and the bottom plate enclose to form the second cavity.
5. The GIM-based line monitoring device of claim 4, wherein said locking means comprises:
the tightening belt is wound on the periphery of the enclosing plate and is provided with a fixed end fixedly connected with the enclosing plate and a free end separated from the fixed end, and the outer surface of the tightening belt is provided with clamping teeth;
the bottom plate is provided with a first motor, an output shaft of the first motor is fixedly connected with the gear, and the gear is meshed with the clamping teeth; and
and the clamping piece is clamped with the gear and used for locking the gear.
6. The GIM-based line monitoring device of claim 5, wherein the card comprises:
the second support is fixedly arranged at the bottom of the bottom plate;
the clamping strip is of a V-shaped structure, the middle part of the clamping strip is rotatably connected with the bottom plate, and second springs are respectively connected between two free ends of the clamping strip and the second support; and
the turning button is rotatably connected with the bottom plate and fixedly connected with the rotating end of the clamping strip, and the turning button is used for driving the clamping strip to swing.
7. The GIM-based line monitoring apparatus of claim 4, wherein said guard assembly is provided in plurality about said enclosure axis, said guard assembly comprising:
the top of the third support is fixedly connected with the outer edge of the top plate, and the bottom of the third support is fixedly connected with the outer edge of the bottom plate;
the first sliding plate is an arc-shaped plate and is connected to the third support in a sliding mode along the circumferential direction of the bottom plate;
the second sliding plate is an arc-shaped plate and is connected to the third support in a sliding mode along the circumferential direction of the bottom plate, and the first sliding plate and the second sliding plate are arranged in a staggered mode in the radial direction of the bottom plate; and
and the driving piece is arranged in the top plate and is used for respectively driving the first sliding plate and the second sliding plate to slide.
8. The GIM-based line monitoring device of claim 7, wherein said drive member comprises a second motor disposed within said top plate and a drive wheel secured to an output shaft of said second motor;
the top of the first sliding plate is provided with a first rack which is meshed with the driving wheel and distributed in an arc shape;
the top of the second sliding plate is provided with a second rack which is meshed with the driving wheel and distributed in an arc shape, and the first rack and the second rack are coaxially arranged and are respectively positioned on two sides of the driving wheel.
9. The GIM-based line monitoring device according to claim 8, wherein a first slide rail and a second slide rail are provided on the top plate, the first slide rail and the second slide rail are alternately arranged along a circumferential direction of the bottom plate, the first slide rail is adapted to be slidably connected with the first slide plate, and the second slide rail is adapted to be slidably connected with the second slide plate;
the bottom plate is provided with a third slide rail and a fourth slide rail, the third slide rail and the fourth slide rail are alternately arranged along the axial direction of the bottom plate, the third slide rail corresponds to the first slide rail and is used for being in sliding connection with the first slide plate, and the fourth slide rail corresponds to the second slide rail and is used for being in sliding connection with the second slide plate.
10. The GIM-based line monitoring device of claim 1, wherein a humidity sensor is further provided on the main frame for sensing air humidity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010778484.8A CN111948576A (en) | 2020-08-05 | 2020-08-05 | Line monitoring equipment based on GIM |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010778484.8A CN111948576A (en) | 2020-08-05 | 2020-08-05 | Line monitoring equipment based on GIM |
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| CN111948576A true CN111948576A (en) | 2020-11-17 |
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| CN202010778484.8A Pending CN111948576A (en) | 2020-08-05 | 2020-08-05 | Line monitoring equipment based on GIM |
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Application publication date: 20201117 |