CN208092141U - A kind of miniaturization disc insulator surface charge three-dimensional measuring apparatus - Google Patents
A kind of miniaturization disc insulator surface charge three-dimensional measuring apparatus Download PDFInfo
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- CN208092141U CN208092141U CN201820641530.8U CN201820641530U CN208092141U CN 208092141 U CN208092141 U CN 208092141U CN 201820641530 U CN201820641530 U CN 201820641530U CN 208092141 U CN208092141 U CN 208092141U
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Abstract
A kind of miniaturization disc insulator surface charge three-dimensional measuring apparatus of the utility model, including：Tubular main tank body, tubular main tank body lower end is connected with lower cover, the upper end is overlapped with the first disc insulator, supporting rod and the first guide rod are plugged on lower cover, the collets of first guide rod upper end are inserted with first electrode, it is hung equipped with second electrode above first electrode, first, the second disc insulator is provided between second electrode, the outer rim of second disc insulator is overlapped in the inner wall of metallic cylinder, tubular main tank body side is provided with the second guide rod, one end end set that second guide rod is located in tubular main tank body has probe, probe is sequentially connected with electrostatic galvanometer by data line, microcontroller and computer.The surface charge measurement of miniaturization disc insulator concave surface can be achieved, the problem of most experiments device at this stage can not measure miniaturization insulator concave surface charge is improved, and this measuring device can also carry out the surface charge measurement on miniaturization disc insulator convex surface simultaneously.
Description
Technical field：
The utility model is related to solid insulating material electric discharge and charge measurement technical fields, and in particular to a kind of miniaturization basin
Formula surface Charge three-dimensional measuring apparatus.
Background technology：
It is exhausted with gas-insulated transmission line (GIL) and gas with the fast development of China's extra-high voltage direct-current transmission network
The metal enclosed electric appliance of edge (GIS) is the gas insulated electric apparatus of representative because its dielectric strength is high, environment compatibility is good, is easy to transport
Various advantages such as row and maintenance are widely used in modern complicated power transmission network.However, in alternating voltage, direct current
Under voltage, Impulse Voltage, solid disc insulator surface made of solid polymer dielectric can gradually stored charge, when
When accumulating in the charge of insulator surface and reaching a certain level, former electric field can be caused to distort, cause insulator edge flashing electric
The decline of pressure can also cause the edge flashing of insulator when serious, lead to the reduction of air insulating device operational reliability.Therefore,
The accumulation of surface Charge and dissipation characteristic under researching DC high pressure, for improve gas insulated electric apparatus operation can
Have great importance by property.
Currently, domestic and foreign scholars are directed to the research of polymer surfaces charge buildup phenomenon, the experimental stage is also rested on, is measured
There is also many shortcomings for the device of surface Charge, such as：(1) experiment insulation submodel used uses mostly
It is cylindrical to be easy for the thin slice measured, and tests and is mostly carried out in low pressure air, in these situations and air insulating device
Actual insulation situation grave fault is unfavorable for simulating true operating mode；(2) surface Charge measuring system can only scan
The insulation submodel for measuring shape fixed single, is unfavorable for carrying out a large amount of experimental study；(3) surface Charge measures system
System can only scanning survey disc insulator model outer surface accumulation charge, be unable to measure mold inner surfaces accumulation charge.For
Can more in-depth study insulator surface charge accumulation phenomenon, improve the stability of gas insulated electric apparatus operation,
Promote gas insulated electric apparatus functionization, it is quite necessary to existing surface charge measuring system be improved with it is complete
It is kind, can it is safer under high-voltage isulation gaseous environment, surface charge measurement reliably is carried out to disc insulator.
Utility model content：
The purpose of this utility model is to provide a kind of miniaturization disc insulator surface charge three-dimensional measuring apparatus, with to exhausted
The surfaces externally and internally of edge carries out charge measurement.
To achieve the above object, the utility model uses following technical scheme：
A kind of miniaturization disc insulator surface charge three-dimensional measuring apparatus provided by the utility model, including：Tubular master
Tank body, the tubular main tank body lower end are connected with lower cover, and the upper end is overlapped with the first disc insulator, is opened on the lower cover
If there are two first through hole, supporting rod is plugged respectively in two first through hole, two post uppers are connected with gold
Belong to cylinder, one of them described supporting rod lower end is connected with first driving means, and the first driving means drive the support
Bar moves up and down, and is further opened with the second through-hole on the lower cover, second through-hole be located at two first through hole it
Between, it is inserted with the first guide rod in second through-hole, external second driving device of first lower end of the guide rod or third driving
Device, second driving device drive first guide rod vertically to move up and down, and the third driving device drives
The first guide rod rotary motion, first guide rod upper end are connected with collets, first electrode are inserted on the collets,
It is hung equipped with second electrode above the first electrode, the second electrode lower end is provided with grading shield, in the first electrode
End is provided with lower grading shield, and the second disc insulator, second disc insulator are provided between the upper and lower grading shield
Outer rim be overlapped in the inner wall of the metallic cylinder, be connected to by conducting wire between the second electrode and the supporting rod, and institute
It states and resistance and power supply is installed on conducting wire, the tubular main tank body side is provided with the second guide rod, and second guide rod is worn
The side wall for crossing the tubular main tank body extends to inside it, and second guide rod is located at one end end of the tubular tank interior
Portion is provided with probe, and the probe can be rotated around second guide rod, the external four-drive device of the other end, the 4 wheel driven
Dynamic device drives the second guide rod side-to-side movement in the horizontal direction, the probe by data line be sequentially connected with electrostatic galvanometer,
Microcontroller and computer.
Open up fluted on the upper grading shield, the second electrode lower end is convexly equipped with boss, and the boss is flush-mounted in institute
It states in groove, and spring catch is provided between the boss and groove.
Described pop one's head in is articulated with the end of second guide rod by connecting shaft.
The probe is provided with transmission device with second guide rod junction, and the transmission device includes first bevel gear
And second bevel gear, the second guide rod end set have U-bracket, second guide rod to pass through the bottom plate of the U-bracket
One end end be arranged the first bevel gear, transmission shaft, the second bevel gear are provided on the both side plate of the U-bracket
It is set on the transmission shaft between the both side plate of the U-bracket, and the first bevel gear and second bevel gear are meshed, institute
It states transmission shaft and extends to the affixed probe in one end end outside the U-bracket.
Described first, second, third and four-drive device be stepper motor.
It is arranged with gear respectively on the output shaft of the first driving means, the second driving device and four-drive device,
Rack is respectively arranged on the shaft of the supporting rod, the first guide rod and the second guide rod, the gear and rack are meshed, described
Gear drives the rack movement, and then drives the supporting rod, the first guide rod and the second guide rod linear motion；The third is driven
The output shaft of dynamic device is connect by shaft coupling with first guide rod.
The third driving device is stepper motor, described first, second and four-drive device be hydraulic cylinder or
The output shaft of person's cylinder, the third driving device is connect by shaft coupling with first guide rod, the hydraulic cylinder or gas
The piston rod of cylinder is connect with the supporting rod, the first guide rod and the second guide rod respectively.
It is provided with the first ultrasonic sensor and the second ultrasonic sensor at the main inner tank wall different height of tubular,
And second ultrasonic sensor is L at a distance from tubular main tank body lower cover1, first ultrasonic sensor and tubular
The distance of main tank body lower cover is L2, when second disc insulator is contacted with the lower grading shield of the second electrode lower end
When, the distance of the second disc insulator upper limb to probe lower end is L3, the second disc insulator lower edge to metal
The distance of cylinder upper surface is L4, the L1Less than or equal to L3, the L2Less than or equal to L3And L4The sum of.
Quartzy form is offered on the side wall of the tubular main tank body.
A kind of advantageous effect of miniaturization disc insulator surface charge three-dimensional measuring apparatus of the utility model：
1, the utility model proposes miniaturization disc insulator surface charge three-dimensional measuring apparatus, charge measurement is popped one's head in
It is placed in the inside of tubular main tank body, kinetic control system is external, above and below driving device realization miniaturization disc insulator
The horizontal movement of movement and charge measurement probe greatly reduces to realize the surface charge measurement of miniaturization disc insulator
The size of experiment tank body, and then reduce the use of insulating gas, greatly reduce the cost of experiment；
2, the utility model proposes miniaturization disc insulator surface charge three-dimensional measuring apparatus, may be implemented to small-sized
Change the surface charge measurement of disc insulator concave surface, miniaturization insulator can not be measured by improving most experiments device at this stage
The problem of concave surface charge, and this measuring device can also carry out the surface charge survey on miniaturization disc insulator convex surface simultaneously
Amount；
3, the utility model proposes miniaturization disc insulator surface charge three-dimensional measuring apparatus, it is proposed that one kind can be with
Three electrode mechanisms of Simulated GlS/GIL shells, more closing to reality；
4, the utility model proposes miniaturization disc insulator surface charge three-dimensional measuring apparatus, can accurately control
The move distance of first guide rod and the second guide rod is also mounted with that the first ultrasonic wave passes in the main tank interior of tubular for the sake of assurance
Sensor and the second ultrasonic sensor, respectively to control the first guide rod and the second guide rod movement distance；
5, the utility model proposes miniaturization disc insulator surface charge three-dimensional measuring apparatus, high-pressure side second electrode
With upper grading shield junction spring pin assembly, can make the second disc insulator exemplar and upper and lower grading shield have it is good contact,
And the collision between each device can be efficiently controlled, the safety of insulator exemplar is protected；
6, the utility model proposes miniaturization disc insulator surface charge three-dimensional measuring apparatus, all movements are all
By microcontroller each driving device is controlled to complete, can by changing the program of microcontroller, to insulator of different shapes into
The measurement of row surface charge；
7, the utility model proposes miniaturization disc insulator surface charge three-dimensional measuring apparatus, can be in different insulative
Gas medium is (such as：SF6、CF4、N4Equal gases), carry out surface charge measurement experiment under gas with various pressure (0.1~0.6MPa),
The scope of application is more wide in range, highly practical.
Description of the drawings：
Fig. 1 is a kind of structural schematic diagram of miniaturization disc insulator surface charge three-dimensional measuring apparatus of the utility model；
Fig. 2 is using a kind of miniaturization disc insulator surface charge three-dimensional measuring apparatus to disc insulator inner surface electricity
The motion state schematic diagram of step 5~step 6 when the method that lotus measures；
Fig. 3 is using a kind of miniaturization disc insulator surface charge three-dimensional measuring apparatus to disc insulator inner surface electricity
The motion state schematic diagram of step 7~step 8 when the method that lotus measures；
Fig. 4 is using a kind of miniaturization disc insulator surface charge three-dimensional measuring apparatus to disc insulator outer surface electricity
The motion state schematic diagram of step 5~step 6 when the method that lotus measures；
Fig. 5 is using a kind of miniaturization disc insulator surface charge three-dimensional measuring apparatus to disc insulator outer surface electricity
The motion state schematic diagram of step 7~step 8 when the method that lotus measures；
Fig. 6 is the structural schematic diagram of transmission device；
In figure：1- tubular main tank bodies, 2- lower covers, the first disc insulators of 3-, 4- supporting rods, 5- metallic cylinders, 6-
One driving device, the first guide rods of 7-, the second driving devices of 8-, 9- third driving devices, 10- collets, 11- first electrodes, 12-
Second electrode, the upper grading shields of 13-, grading shield under 14-, 15- spring catch, the second disc insulators of 16-, 17- conducting wires, 18- resistance,
19- power supplys, the second guide rods of 20-, 21- probes, 22- four-drive devices, 23- connecting shafts, 24- electrostatic galvanometers, 25- data lines,
26- microcontrollers, 27- computers, the first ultrasonic sensors of 28-, the second ultrasonic sensors of 29-, 30-U shape holders, the bottoms 31-
Plate, 32- side plates, 33- transmission shafts, 34- first bevel gears, 35- second bevel gears, the 5th driving devices of 36-.
Specific implementation mode：
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, shall fall within the protection scope of the present invention.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute in the utility model embodiment
It is only used for explaining relative position relation, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, such as
When the fruit particular pose changes, then directionality instruction also correspondingly changes correspondingly.
In addition, the description for being related to " first ", " second " etc. in the present invention is used for description purposes only, and cannot understand
To indicate or implying its relative importance or implicitly indicate the quantity of indicated technical characteristic.Define as a result, " first ",
The feature of " second " can explicitly or implicitly include at least one of the features.In addition, the technical side between each embodiment
Case can be combined with each other, but must can be implemented as basis with those of ordinary skill in the art, when the combination of technical solution
Conflicting or cannot achieve when occur will be understood that the combination of this technical solution is not present, also not in the requires of the utility model
Protection domain within.
According to Fig. 1, a kind of miniaturization disc insulator surface charge three-dimensional measuring apparatus provided by the utility model,
Including：The hollow tube-shape main tank body 1 that upper and lower side is open offers quartzy form on the side wall of the tubular main tank body 1, described
1 lower end of tubular main tank body is connected with lower cover 2, and the upper end is overlapped with the first disc insulator 3, is offered on the lower cover 2
Two first through hole are further opened with the air inlet/outlet passed in and out for insulating gas on lower cover 2, divide in two first through hole
Supporting rod 4 is not plugged, and two 4 upper ends of the supporting rod are connected with metallic cylinder 5, the connection of one of them 4 lower end of the supporting rod
There are first driving means 6, the first driving means 6 that the supporting rod 4 is driven vertically to move up and down, in the lower cover
The second through-hole is further opened on plate 2, second through-hole is located between two first through hole, is plugged in second through-hole
There is the first guide rod 7, external second driving device 8 in 7 lower end of the first guide rod or third driving device 9, second driving
Device 8 drives first guide rod 7 to move up and down, and the third driving device 9 drives 7 rotary motion of the first guide rod, institute
It states 7 upper end of the first guide rod and is connected with collets 10, the collets 10 are made of PTFE insulating materials, ensure reliable insulation, institute
It states and is inserted with first electrode 11 on collets 10,11 top of the first electrode is hung equipped with second electrode 12, the second electrode
12 lower ends are provided with grading shield 13, and 11 upper end of the first electrode is provided with lower grading shield 14, are in institute in the present embodiment
It states and opens up fluted on grading shield 13,12 lower end of the second electrode is convexly equipped with boss, and the boss is flush-mounted in the groove
In, and spring catch 15 is provided between the boss and groove, it is exhausted to be provided with the second benzvalene form between the upper and lower grading shield
Edge 16 provides guarantee, institute for the second disc insulator 16 by the spring catch 15 with good contact of upper and lower grading shield
The outer rim for stating the second disc insulator 16 is overlapped in the inner wall of the metallic cylinder 5, the second electrode 12 and the supporting rod 4
Between be connected to by conducting wire 17, and resistance 18 and power supply 19 are installed on the conducting wire 17, and conducting wire 17 is grounded, the tubular
1 side of main tank body is provided with the second guide rod 20, and described second guide rod, 20 one end passes through the side wall of the tubular main tank body 1 to extend to
Inside it, and one end end set that second guide rod 20 is located at the tubular tank interior has probe 21, the probe 21
It pops one's head in for Kelvin charge measurements, the external four-drive device 22 of the other end, the four-drive device 22 drives described the
Two side-to-side movements in the horizontal direction of guide rod 20, the probe 21 connect electrostatic galvanometer 24 by data line 25, and the probe 21 will
The data of acquisition are transmitted to the electrostatic galvanometer 24, output end and the microcontroller 26 of the electrostatic galvanometer 24 by data line 25
Input terminal be connected, collected data are transferred to by data line 25 in microcontroller 26, by microcontroller 26 will simulation believe
Number it is converted into digital signal, the output end of the microcontroller 26 is connected with computer 27, the digital signal of conversion is stored into
In computer 27, facilitate the post-processing of data.
Further, in one embodiment, the probe 21 is articulated with the end of second guide rod 20 by connecting shaft 23
Portion makes the probe 21 that can be rotated around second guide rod 20, to measure the different location of the second disc insulator, in another reality
It applies in example, is that second guide rod, 20 junction is provided with transmission device in the probe 21, as shown in fig. 6, the transmission
Device includes first bevel gear 34 and second bevel gear 35, and 20 end set of the second guide rod has a U-bracket 30, and described second
Guide rod 20 passes through one end end of the bottom plate 31 of the U-bracket 30 to be arranged the first bevel gear 34, the U-bracket 30
Transmission shaft 33 is provided on both side plate 32, the second bevel gear 35 is set between the both side plate 32 of the U-bracket 30
On transmission shaft 33, and the first bevel gear 34 and second bevel gear 35 are meshed, and the transmission shaft 33 extends to the U-shaped branch
The affixed probe 21 in one end end outside frame 30, and second guide rod 20 is connect with the 5th driving device 36, it is described
5th driving device 36 is stepper motor, drives second guide rod rotation, in measurement process, can make probe 21 always with
Measurement point on second disc insulator 16 keeps vertical, and the data of measurement is made to have accuracy.
Further, in one embodiment, described first, second, third and four-drive device can be used stepping electricity
Machine, and be arranged with respectively on the output shaft of the first driving means 6, the second driving device 8 and four-drive device 22
Gear is respectively arranged with rack, the gear and rack phase on the shaft of the supporting rod 4, the first guide rod 7 and the second guide rod 20
Engagement, the gear drive the rack movement, and then drive the supporting rod 4, the first guide rod 7 and 20 straight line of the second guide rod fortune
It is dynamic；The output shaft of the third driving device 9 is connect by shaft coupling with first guide rod 7, passes through first, second and the 4th
Driving device realizes the driving of rectilinear direction, and the driving of direction of rotation is realized by the third driving device 9.
Further, in another embodiment, the third driving device 9 is stepper motor, described first, second and
Four-drive device is hydraulic cylinder or cylinder, and the output shaft of the third driving device 9 passes through shaft coupling and described first
Guide rod 7 connects, and the piston rod of the hydraulic cylinder or cylinder connects with the supporting rod 4, the first guide rod 7 and the second guide rod 20 respectively
It connects, the driving of rectilinear direction is realized by first, second and four-drive device, is realized and is revolved by the third driving device 9
Turn the driving in direction.
Further, the first ultrasonic sensor 28 and are provided at the 1 inner wall different height of tubular main tank body
Two ultrasonic sensors 29, and second ultrasonic sensor 29 is L at a distance from 1 lower cover 2 of tubular main tank body1, described
First ultrasonic sensor 28 is L at a distance from 1 lower cover 2 of tubular main tank body2, when second disc insulator 16 with it is described
When the lower grading shield 14 of 12 lower end of second electrode contacts, distance of 16 upper limb of the second disc insulator to 21 lower ends of probe
For L3, the distance of 16 lower edge of the second disc insulator to 5 upper surface of metallic cylinder is L4, the L1Less than or equal to L3, described
L2Less than or equal to L3And L4The sum of, in measurement process, setting drops to and the second supersonic sensing when the lower end of metallic cylinder 5
When 29 horizontal position of device is consistent, 6 stop motion of first driving means makes supporting rod 4 stop descending motion, when the second benzvalene form insulate
The upper limb of son 16 is when dropping to consistent with 28 horizontal position of the first ultrasonic sensor, 8 stop motion of the second driving device, makes the
One guide rod 7 stops descending motion.
A kind of miniaturization disc insulator surface charge three-dimensional measurement dress of detailed description the utility model below in conjunction with the accompanying drawings
Set the process measured to disc insulator surface charge：
Step 1：Second disc insulator, 16 surfaces externally and internally is from top to bottom divided into 15 measurement circles, and will
Each measurement circle is 20 measurement angles according to angular divisions, obtains 300 measurement points；
Step 2：The air-tightness for checking the tubular main tank body 1, is then placed in the tubular by the second disc insulator 16
Inside main tank body 1；
Step 3：It is inflated into the tubular main tank body 1, feeds insulating gas and stop until after reaching required pressure inside it
Only inflate；
Step 4：The power supply 19 is connected, voltage is applied to 16 both ends of the second disc insulator, the voltage can be
Direct current, exchange or surge voltage close institute after 16 both ends of the second disc insulator apply 10~30 minutes voltage
Power supply 19 is stated, 16 both end voltage of the second disc insulator is removed；
Step 5：As Figure 2-Figure 5, start the first driving means 6, drive the supporting rod 4 to move downward, make
The outer rim of second disc insulator 16 is detached from the metallic cylinder 5, and charge is inhibited to dissipate from low-pressure side, closes described the
One driving device 6；
Step 6：First guide rod 7 is connect with second driving device 8, starts second driving device 8,
It drives first guide rod 7 to move downward, second disc insulator 16 is made to be detached from the second electrode 12, inhibit charge
It dissipates from high-pressure side, closes second driving device 8；
Step 7：Second guide rod 20 is connect with the four-drive device 22, starts the four-drive device
22, it drives second guide rod 20 to be moved towards the second disc insulator 16, moves to second disc insulator, 16 top,
Make the probe 21 with second disc insulator 16 to just, the four-drive device 22 being closed, by second guide rod
20 connect with the 5th driving device 36, start the 5th driving device 36, adjustment probe 21 is perpendicular to second basin
The inner surface of formula insulator 16 closes the 5th driving device 36；
Step 8：The probe 21 is placed in the bottom of 16 inner surface of the second disc insulator, described first is led
Bar 7 is connect with the third driving device 9, drives second disc insulator 16 to rotate by the third driving device 9,
Start from coil to coil to second disc insulator 16 to measure, specifically after completing a certain whole circle measurement, by described the
One guide rod 7 is connect with second driving device 8, starts second driving device 8, drives the fortune downwards of first guide rod 7
It is dynamic, second guide rod 20 is connect with the 5th driving device 36, starts the four-drive device 36, adjustment probe 21
Perpendicular to the inner surface of second disc insulator 16, the four-drive device 22 is closed, by first guide rod 7 and institute
The connection of third driving device 9 is stated, drives second disc insulator 16 to rotate by the third driving device 9, to described
Another circle of second disc insulator 16 proceeds by measurement；
Step 9：After finishing the Inner surface measurement of second disc insulator 16, all components of device are answered
Second disc insulator 16 is overturn 180 ° by position, is repeated the above steps two to step 8, is completed exhausted to second benzvalene form
The measurement of the outer surface of edge 16；
Step 10：After measurement is complete, 16 surfaces externally and internally of the second disc insulator need to be handled again, is got rid of
In the charge of 16 surfaces externally and internally of the second disc insulator accumulation in measurement process, to exclude the shadow that residual charge measures next time
It rings.
Finally it should be noted that：Above example is only to illustrate the technical solution of the utility model rather than limits it
System, although the utility model is described in detail with reference to above-described embodiment, those of ordinary skill in the art should manage
Solution：Specific embodiment of the present utility model can be still modified or replaced equivalently, and without departing from the utility model
Any modification of spirit and scope or equivalent replacement should all cover in present claims range.
Claims (9)
1. a kind of miniaturization disc insulator surface charge three-dimensional measuring apparatus, which is characterized in that including：Tubular main tank body, institute
It states tubular main tank body lower end and is connected with lower cover, the upper end is overlapped with the first disc insulator, two are offered on the lower cover
A first through hole plugs supporting rod in two first through hole respectively, and two post uppers are connected with metallic cylinder,
One of them described supporting rod lower end is connected with first driving means, and the first driving means drive the supporting rod to transport up and down
It is dynamic, the second through-hole is further opened on the lower cover, second through-hole is located between two first through hole, and described the
It is inserted with the first guide rod in two through-holes, external second driving device of first lower end of the guide rod or third driving device are described
Second driving device drives first guide rod vertically to move up and down, and the third driving device drives described first to lead
Bar rotary motion, first guide rod upper end are connected with collets, and first electrode, first electricity are inserted on the collets
It is hung equipped with second electrode above pole, the second electrode lower end is provided with grading shield, and the first electrode upper end is provided with down
Grading shield is provided with the second disc insulator, the outer rim overlap joint of second disc insulator between the upper and lower grading shield
It is connected to by conducting wire between the inner wall of the metallic cylinder, the second electrode and the supporting rod, and pacified on the conducting wire
Equipped with resistance and power supply, the tubular main tank body side is provided with the second guide rod, and second guide rod passes through the tubular
The side wall of main tank body extends to inside it, and one end end set that second guide rod is located at the main tank interior of the tubular has
Probe, the probe can be rotated around second guide rod, the external four-drive device of the other end, the four-drive device band
Move the second guide rod side-to-side movement in the horizontal direction, it is described probe by data line be sequentially connected with electrostatic galvanometer, microcontroller and
Computer.
2. a kind of miniaturization disc insulator surface charge three-dimensional measuring apparatus according to claim 1, it is characterised in that：
Open up fluted on the upper grading shield, the second electrode lower end is convexly equipped with boss, and the boss is flush-mounted in the groove,
And it is provided with spring catch between the boss and groove.
3. a kind of miniaturization disc insulator surface charge three-dimensional measuring apparatus according to claim 1, it is characterised in that：
Described pop one's head in is articulated with the end of second guide rod by connecting shaft.
4. a kind of miniaturization disc insulator surface charge three-dimensional measuring apparatus according to claim 1, it is characterised in that：
The probe is provided with transmission device with second guide rod junction, and the transmission device includes first bevel gear and the second cone
Gear, the second guide rod end set have U-bracket, second guide rod to pass through one end end of the bottom plate of the U-bracket
Portion is arranged the first bevel gear, and transmission shaft is provided on the both side plate of the U-bracket, and the second bevel gear is set in institute
It states on the transmission shaft between the both side plate of U-bracket, and the first bevel gear and second bevel gear are meshed, the transmission shaft
Extend to the affixed probe in one end end outside the U-bracket.
5. a kind of miniaturization disc insulator surface charge three-dimensional measuring apparatus according to claim 1, it is characterised in that：
Described first, second, third and four-drive device be stepper motor.
6. a kind of miniaturization disc insulator surface charge three-dimensional measuring apparatus according to claim 5, it is characterised in that：
Gear, the support are arranged on the output shaft of the first driving means, the second driving device and four-drive device respectively
Rack is respectively arranged on the shaft of bar, the first guide rod and the second guide rod, the gear and rack are meshed, and the gear drives
The rack movement, and then drive the supporting rod, the first guide rod and the second guide rod linear motion；The third driving device
Output shaft is connect by shaft coupling with first guide rod.
7. a kind of miniaturization disc insulator surface charge three-dimensional measuring apparatus according to claim 1, it is characterised in that：
The third driving device is stepper motor, described first, second and four-drive device be hydraulic cylinder or cylinder, institute
The output shaft for stating third driving device is connect by shaft coupling with first guide rod, the piston rod of the hydraulic cylinder or cylinder
It is connect respectively with the supporting rod, the first guide rod and the second guide rod.
8. a kind of miniaturization disc insulator surface charge three-dimensional measuring apparatus according to claim 1, it is characterised in that：
The first ultrasonic sensor and the second ultrasonic sensor, and described are provided at the main inner tank wall different height of tubular
Two ultrasonic sensors are L at a distance from tubular main tank body lower cover1, under first ultrasonic sensor and tubular main tank body
The distance of cover board is L2, when the lower grading shield of second disc insulator and the second electrode lower end contacts, described the
The distance of two disc insulator upper limbs to probe lower end is L3, the second disc insulator lower edge to metallic cylinder upper surface
Distance be L4, the L1Less than or equal to L3, the L2Less than or equal to L3And L4The sum of.
9. a kind of miniaturization disc insulator surface charge three-dimensional measuring apparatus according to claim 1, it is characterised in that：
Quartzy form is offered on the side wall of the tubular main tank body.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820641530.8U CN208092141U (en) | 2018-05-02 | 2018-05-02 | A kind of miniaturization disc insulator surface charge three-dimensional measuring apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820641530.8U CN208092141U (en) | 2018-05-02 | 2018-05-02 | A kind of miniaturization disc insulator surface charge three-dimensional measuring apparatus |
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| CN208092141U true CN208092141U (en) | 2018-11-13 |
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| CN201820641530.8U Expired - Fee Related CN208092141U (en) | 2018-05-02 | 2018-05-02 | A kind of miniaturization disc insulator surface charge three-dimensional measuring apparatus |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108490278A (en) * | 2018-05-02 | 2018-09-04 | 沈阳工业大学 | A kind of miniaturization disc insulator surface charge three-dimensional measuring apparatus and method |
| CN109980380A (en) * | 2019-03-28 | 2019-07-05 | 国网江苏省电力有限公司常州供电分公司 | Substation Electric Equipment overhauls conductor earthing device |
| CN110161323A (en) * | 2019-04-17 | 2019-08-23 | 天津大学 | Insulator surface potential measurement system and measurement method based on multisensor syste |
| CN111122699A (en) * | 2019-11-22 | 2020-05-08 | 国家电网有限公司 | Ultrasonic flaw detection device for basin-type insulator of penetration type combined electrical apparatus |
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2018
- 2018-05-02 CN CN201820641530.8U patent/CN208092141U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108490278A (en) * | 2018-05-02 | 2018-09-04 | 沈阳工业大学 | A kind of miniaturization disc insulator surface charge three-dimensional measuring apparatus and method |
| CN108490278B (en) * | 2018-05-02 | 2023-10-27 | 沈阳工业大学 | Miniaturized basin-type insulator surface charge three-dimensional measurement device and method |
| CN109980380A (en) * | 2019-03-28 | 2019-07-05 | 国网江苏省电力有限公司常州供电分公司 | Substation Electric Equipment overhauls conductor earthing device |
| CN109980380B (en) * | 2019-03-28 | 2023-12-12 | 国网江苏省电力有限公司常州供电分公司 | Transformer substation electrical equipment overhauls wire earthing device |
| CN110161323A (en) * | 2019-04-17 | 2019-08-23 | 天津大学 | Insulator surface potential measurement system and measurement method based on multisensor syste |
| CN111122699A (en) * | 2019-11-22 | 2020-05-08 | 国家电网有限公司 | Ultrasonic flaw detection device for basin-type insulator of penetration type combined electrical apparatus |
| CN111122699B (en) * | 2019-11-22 | 2022-04-05 | 国家电网有限公司 | Ultrasonic flaw detection device for basin-type insulator of penetration type combined electrical apparatus |
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