CN206074164U - Transformer high-voltage bushing end yi word pattern gold utensil three-dimensional pulling force sensor - Google Patents
Transformer high-voltage bushing end yi word pattern gold utensil three-dimensional pulling force sensor Download PDFInfo
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- CN206074164U CN206074164U CN201620904371.7U CN201620904371U CN206074164U CN 206074164 U CN206074164 U CN 206074164U CN 201620904371 U CN201620904371 U CN 201620904371U CN 206074164 U CN206074164 U CN 206074164U
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- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 title claims abstract description 62
- 239000010931 gold Substances 0.000 title claims abstract description 62
- 229910052737 gold Inorganic materials 0.000 title claims abstract description 62
- 238000001514 detection method Methods 0.000 abstract description 8
- 238000012360 testing method Methods 0.000 description 8
- 238000005259 measurement Methods 0.000 description 7
- 230000003068 static effect Effects 0.000 description 6
- 238000013461 design Methods 0.000 description 5
- 239000002828 fuel tank Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
Abstract
The utility model discloses a kind of transformer high-voltage bushing end yi word pattern gold utensil three-dimensional pulling force sensor, framework includes entablature, sill, left crossbeam and right crossbeam, the entablature and sill of the framework arranges two holes in the horizontal direction, middle cross beam is provided with the middle part of the framework, wherein the middle cross beam arranges two holes in the horizontal direction, and the entablature, middle cross beam are corresponding in vertical direction with the hole of sill;Wherein the middle cross beam includes fixed part and two connecting portions, and the fixed part two ends Jing connecting portions are arranged in framework, and the top of the fixed part is higher than the entablature and sill in the horizontal direction, and bottom is less than the entablature and sill in the horizontal direction;The entablature, sill, left crossbeam, right crossbeam and connecting portion are equipped with pulling force sensor.This utility model solves the problems, such as that existing substation transformer cannula tip yi word pattern gold utensil stress is difficult to detect, can realize the convenience of yi word pattern gold utensil pulling force, real-time, accurate detection.
Description
Technical field
This utility model is related to power domain, and in particular to a kind of three Wella of transformer high-voltage bushing end yi word pattern gold utensil
Force transducer.
Background technology
Gold utensil is that power transmission line is widely used iron or aluminum metal-ware, most of gold utensil need in operation to bear compared with
Big pulling force, what is had will also be while ensure that electrically aspect contact is good.Ultra-high voltage transformer station bushing shell for transformer end connection gold utensil
There are problems that due to designing unreasonable, cannula tip binding post cover plate intensity deficiency, Seal Design, cause sleeve pipe
Top post it is lateral stressed more than intaking after seal failure after causing cannula tip deformation under design load, long term, most
Cause main transformer that shorted-turn fault occurs eventually.It is in order to analyze cannula tip wiring gold utensil stressing conditions, main using emulation at present
The method of analysis, but simulation analysis need to set multiple assumed conditions, it is impossible to fully reflect actual loading situation, and can not obtain
Experimental data is verified, instructs transformation to there is greater risk, so that carrying out actual loading test, provide foundation for optimization design.By
It is special in cannula tip wiring gold utensil shape, there are not good method of testing and device at present, be that direct labor's operation makes mostly
Detected with sensor, therefore it is difficult to carry out stress test in kind, it is impossible to Real-time Collection pulling force information.
The utility model of Application No. 200820054261.1 discloses a kind of transformer high-voltage bushing and low-voltage terminal board
The warm device of pressure testing examination, is provided with fuel tank on support, be provided with fuel tank the high pressure connector that can install transformer high-voltage bushing and
The low pressure connector of step down side terminal board can be installed, full communication between the higher and lower levels hole and observation port, heating dress are additionally provided with fuel tank
Put and temperature sensor, control chamber is provided with described support, control chamber is electrically connected with heater and temperature sensor.Should
Utility model can be sealed to transformer high-voltage bushing and hot test, but can not detect the pulling force ginseng of cannula tip gold utensil
Number.The utility model patent of Application No. 201320839446.4 discloses a kind of end shield of high-voltage bushing sensor, including thunder and lightning
Surge protection module, rapid grounding module, open circuit voltage-limiting protection module, detection output voltage, lightning impulse protection module is in inspection
Survey and detection output voltage is introduced into the earth by rapid grounding module after output voltage exceedes limit value, open circuit voltage-limiting protection module is adjusted
The output area of section detection output voltage.But the sensor is only capable of the voltage parameter for detecting power equipment sleeve pipe, it is impossible to detection set
The pulling force parameter of tube end gold utensil, it is impossible to judge whether the lateral stressed of cannula tip binding post exceedes design load, it is impossible to obtain
The actual loading situation of sleeve pipe gold utensil.
Utility model content
In view of this, this utility model provides a kind of transformer high-voltage bushing end yi word pattern gold utensil three-dimensional pull sensing
Device, solves the problems, such as that existing substation transformer cannula tip yi word pattern gold utensil actual loading is difficult to detect, can realize one
The convenience of font gold utensil pulling force, in real time, accurate detection, to monitor the behaviour in service of yi word pattern gold utensil, overhauled in time or
Change.
This utility model is employed the following technical solutions:
A kind of transformer high-voltage bushing end yi word pattern gold utensil three-dimensional pulling force sensor, wherein, including framework, the framework
Including entablature, sill, left crossbeam and right crossbeam, the entablature and sill of the framework arrange two in the horizontal direction
Hole, is provided with middle cross beam in the middle part of the framework, wherein the middle cross beam includes fixed part and two connecting portions, the fixed part two ends Jing
Connecting portion is arranged in framework, and the fixed part arranges two holes in the horizontal direction, the entablature, fixed part and sill
Hole is in vertical direction correspondence;The top of the fixed part is higher than the entablature and sill in the horizontal direction, and bottom is in level
Direction is less than the entablature and sill;The entablature, sill, left crossbeam, right crossbeam and connecting portion are equipped with pulling force
Sensor.
Preferably, described each connecting portion is provided with pulling force sensor.
Preferably, four pulling force sensors are set in the connecting portion, and four described pulling force sensors are evenly distributed on
The surrounding of connecting portion.
Preferably, two grooves, the pull sensing are equipped with the entablature, sill, left crossbeam and right crossbeam
Device is arranged in groove.
Preferably, two pulling force sensors are set in vertical direction in the groove.
Preferably, two of inside projection, the entablature and sill are equipped with the entablature and sill
Hole is respectively provided on corresponding projection.
Preferably, the thickness of the connecting portion is less than the framework.
Preferably, the transformer high-voltage bushing end yi word pattern gold utensil three-dimensional pulling force sensor also includes digital display meter, institute
State digital display meter and be connected with the binding post arranged in framework, the binding post is electrically connected with pulling force sensor.
Preferably, the transformer high-voltage bushing end yi word pattern gold utensil three-dimensional pulling force sensor also includes power supply, described
Power supply is connected with the binding post arranged in framework, and the binding post is electrically connected with pulling force sensor.
This utility model has the advantages that:
This utility model is respectively provided with multiple pulling force sensors in framework and on connecting portion, set on entablature and sill
The measurable axial direction of pulling force sensor put(Y-direction)Stressing conditions, the pulling force sensor arranged on left and right crossbeam are measurable laterally
(X-direction)Stressing conditions, the measurable vertical direction of the pulling force sensor arranged on connecting portion(Z-direction)Stressing conditions, detection are every
The sensor of individual direction stress is multiple, the value of thrust averaged that multiple sensors are measured, and obtains final value of thrust,
Avoid using single sensor as the measurement result that unbalance stress is caused is inaccurate, improve measurement accurate.
The pulling force sensor measurement Z-direction stressing conditions of this utility model middle cross beam, middle cross beam include the connecting portion at two ends
With middle fixed part, less than fixed part and framework, front of the present utility model, fixed part is in the horizontal direction for the thickness of connecting portion
Entablature and sill are higher by, the back side of the present utility model, fixed part are less than entablature and sill.Middle horizontal stroke of the present utility model
Beam adopts this hanging structure, connecting portion not contact measured body, when an external force is applied, the front stress of fixed part, power is by fixing
Portion is transmitted on the connecting portion of both sides, and the scope of test is wider.Meanwhile, pulling force sensor is respectively provided with two connecting portions, and is drawn
Force transducer is multiple, the parameter value averaged measured by multiple sensors, obtains the stressing conditions of Z-direction, is measured
Precision is higher.
The detection that this utility model solves existing substation transformer cannula tip wiring gold utensil actual loading situation is difficult
Problem, it is to avoid when gold utensil it is lateral stressed it is excessive fracture may occur when, lead because finding in time, be overhauled or be changed
Cause main transformer that the problem of shorted-turn fault occurs;This utility model facilitates maintenance and test job, reduces human cost.
Other advantages of the present utility model, target and feature will be explained to a certain extent in the following description
State, and to a certain extent, based on being will be apparent to investigating hereafter to those skilled in the art, or
Person can be instructed from practice of the present utility model.Target of the present utility model and other advantages can be said by following
In bright book or accompanying drawing, specifically noted structure is realizing and obtain.
Description of the drawings
Fig. 1 is that the front view structure of this utility model transformer high-voltage bushing end yi word pattern gold utensil three-dimensional pulling force sensor is shown
It is intended to.
Present invention looks up structural representation of the Fig. 2 for Fig. 1.
Left view structural representations of the Fig. 3 for Fig. 1.
Fig. 4 is the transducer arrangements of this utility model transformer high-voltage bushing end yi word pattern gold utensil three-dimensional pulling force sensor
And wiring schematic diagram.
Fig. 5 is cutd open for the A-A of Fig. 4 and is shown structural representation.
Fig. 6 is cutd open for the B-B of Fig. 4 and is shown structural representation.
Fig. 7 is that the use state of this utility model transformer high-voltage bushing end yi word pattern gold utensil three-dimensional pulling force sensor is shown
It is intended to.
Specific embodiment
Preferred embodiment of the present utility model is illustrated below in conjunction with accompanying drawing, it will be appreciated that described herein excellent
Select embodiment to be merely to illustrate and explain this utility model, be not used to limit this utility model.
As shown in figs 1 to 6, this utility model provides a kind of transformer high-voltage bushing end yi word pattern gold utensil three-dimensional pulling force
Sensor, including framework 2, framework 2 include entablature, sill, left crossbeam and right crossbeam, and the entablature and sill of framework is equal
Two holes 4 are set in the horizontal direction.Middle cross beam is provided with the middle part of framework, middle cross beam includes fixed part 7 and two connecting portions 6, Gu
Determine 7 two ends Jing connecting portion 6 of portion to be separately positioned on the left crossbeam and right crossbeam of framework.Fixed part 7 arranges two in the horizontal direction
The hole 4 of hole 4, entablature, middle cross beam and sill is corresponding in vertical direction.
The top of fixed part 7 is higher than entablature and sill in the horizontal direction, bottom in the horizontal direction less than entablature and
Sill, entablature, sill, left crossbeam, right crossbeam and connecting portion 6 are equipped with pulling force sensor.The thickness of connecting portion 6 is less than
Framework and fixed part 7.Middle cross beam adopts this hanging structure, the not contact measured body of connecting portion 6, when an external force is applied, fixed part 7
Front(Top)Stress, power are transmitted on the connecting portion 6 of both sides by fixed part 7, by the pulling force sensor in connecting portion 6
602 measurements body to be measured(Yi word pattern gold utensil)Z-direction stressing conditions, the test scope of this structure are wider, and certainty of measurement is higher.Together
When, pulling force sensor is respectively provided with two connecting portions, and pulling force sensor is multiple, the parameter value measured by multiple sensors
Averaged, obtains the stressing conditions of Z-direction, and certainty of measurement is higher.
In one embodiment, first in framework can need the position for installing pulling force sensor that groove is set, then by phase
The pulling force sensor answered is embedded in groove.For example, it is measurement Y-direction(Axially)Stressing conditions, on entablature and sill
Groove 301 is set, and in the present embodiment, the groove 301 of entablature and sill is two, as Figure 4-Figure 6, recessed at each
Two pulling force sensors 302 are arranged in vertical in groove 301, this 8 pulling force sensors 302 measure yi word pattern gold utensil Y respectively
The stress value in direction, averaged, final meansigma methodss are yi word pattern gold utensil stress value in the Y direction.In left crossbeam and
Groove 101 is set on right crossbeam, and groove 101 is two, two pull sensing is arranged in vertical in each groove 101
Device 102, this 8 pulling force sensors 102 measure the stress value of yi word pattern gold utensil X-direction respectively, and averaged, final are average
Value is stress value of the yi word pattern gold utensil in X-direction.
X-direction(Laterally), Y-direction(Axially), Z-direction(Vertical direction)X-axis, the Y of rectangular coordinate system in space are represented respectively
Axle, Z-direction.
A pulling force sensor 602, four 602 companies of being evenly distributed on of pulling force sensor are respectively provided with each connecting portion 6
The surrounding of socket part 6.This 8 pulling force sensors 602 measure the stress value of yi word pattern gold utensil Z-direction respectively, averaged, finally
Meansigma methodss be yi word pattern gold utensil Z-direction stress value.
In one embodiment, inside projection 5, entablature and lower horizontal stroke are equipped with the entablature and sill of framework
Two holes 4 of beam are respectively provided on corresponding projection 5.Two projections 5 are arranged with 7 horizontal parallel of fixed part.The top of fixed part 7
It is higher than projection 5 in the horizontal direction, in the horizontal direction less than projection 5, the thickness of connecting portion 6 is less than framework and fixed part 7 for bottom.This
Sample, in front of the present utility model, fixed part 7 is higher, and at the back side of the present utility model, 7 position of fixed part is relatively low, connecting portion 6
Either at front or the back side, its height is all relatively low, and when the power of vertical direction is applied, fixed part 7 is stressed directly, power conduction
To the connecting portion 6 of both sides, value of thrust is detected by the pulling force sensor 602 arranged in connecting portion 6.
In one embodiment, transformer high-voltage bushing end yi word pattern gold utensil three-dimensional pulling force sensor also includes digital display
Table, digital display meter are connected with the binding post arranged in framework, and binding post is electrically connected with pulling force sensor.Fig. 4 is passed for this utility model
Schematic diagram is arranged in sensor wiring, and the direction of arrow represents lead direction, and burst at the seams in framework groove, and electric wire is arranged in wire casing, each
Sensor is connected by electric wire with binding post.When the stressing conditions of yi word pattern gold utensil are measured, digital display meter can show the drawing for measuring
Force value, facilitates staff to record.
In one embodiment, transformer high-voltage bushing end yi word pattern gold utensil three-dimensional pulling force sensor also includes power supply,
Power supply is connected with the binding post 8 arranged in framework, and binding post is electrically connected with pulling force sensor.Power supply is pulling force sensor and digital display
Table is powered.Power supply can be lithium battery.
Yi word pattern gold utensil static tensile force measuring system opens up the screw corresponding with the hole on yi word pattern gold utensil in framework,
And the diameter of screw less than yi word pattern gold utensil hole diameter, fixed using bolt during use, simultaneously as the aperture of screw compared with
Little, convenient installation is fixed, it is to avoid the bolt that can pass through screw when fixed cannot pass through the hole of yi word pattern gold utensil.The enforcement
In example, the design parameter of pulling force sensor:Range:Tri- directions of X, Y, Z are all 5000N;Precision:5/1000ths;Power supply:24V;
Output:0-5V.
According to the shape of in-line bushing shell for transformer end connection gold utensil, this utility model yi word pattern of specific dimensions is made
Gold utensil static tensile force measuring system.As shown in fig. 7, by yi word pattern gold utensil static tensile force measuring system 9 first by a diameter of M12's
Bolt is separately fixed on the left and right sides yi word pattern gold utensil 11 of sleeve pipe 10, then by wire clamp again by M12 bolt
It is fixed in the yi word pattern gold utensil static tensile force measuring system 9 of making, fixes bushing shell for transformer end yi word pattern gold utensil 11,
After font gold utensil static tensile force measuring system 9, wire clamp, the stressing conditions of bushing shell for transformer end yi word pattern gold utensil 11
Emerged from by the change of pulling force sensor in yi word pattern gold utensil static tensile force measuring system 9, you can real-time testing goes out transformation
The stress born by device cannula tip yi word pattern gold utensil, and exported by digital display meter head.
Finally illustrate, above example only to illustrate the technical solution of the utility model and unrestricted, this area
Other modifications or equivalent that those of ordinary skill is made to the technical solution of the utility model, without departing from this practicality
The spirit and scope of new technique scheme, all should cover in the middle of right of the present utility model.
Claims (9)
1. a kind of transformer high-voltage bushing end yi word pattern gold utensil three-dimensional pulling force sensor, it is characterised in that:It is including framework, described
Framework includes entablature, sill, left crossbeam and right crossbeam, and the entablature and sill of the framework are arranged in the horizontal direction
Two holes, are provided with middle cross beam in the middle part of the framework, wherein the middle cross beam includes fixed part and two connecting portions, the fixed part two
End Jing connecting portions are arranged in framework, and the fixed part arranges two holes, the entablature, fixed part and lower horizontal stroke in the horizontal direction
The hole of beam is in vertical direction correspondence;The top of the fixed part is higher than the entablature and sill in the horizontal direction, and bottom exists
Horizontal direction is less than the entablature and sill;The entablature, sill, left crossbeam, right crossbeam and connecting portion are equipped with
Pulling force sensor.
2. yi word pattern gold utensil in transformer high-voltage bushing end according to claim 1 three-dimensional pulling force sensor, its feature exist
In:Described each connecting portion is provided with pulling force sensor.
3. according to claim 1 or the 2 transformer high-voltage bushing end yi word pattern gold utensil three-dimensional pulling force sensors stated, its feature
It is:Four pulling force sensors are set in the connecting portion, and four described pulling force sensors are evenly distributed on the four of connecting portion
Week.
4. yi word pattern gold utensil in transformer high-voltage bushing end according to claim 1 three-dimensional pulling force sensor, its feature exist
In:Two grooves are equipped with the entablature, sill, left crossbeam and right crossbeam, the pulling force sensor is arranged on groove
It is interior.
5. yi word pattern gold utensil in transformer high-voltage bushing end according to claim 4 three-dimensional pulling force sensor, its feature exist
In:Two pulling force sensors are set in vertical direction in the groove.
6. yi word pattern gold utensil in transformer high-voltage bushing end according to claim 1 three-dimensional pulling force sensor, its feature exist
In:Two holes that inside projection, the entablature and sill are equipped with the entablature and sill are respectively provided at phase
On the projection answered.
7. yi word pattern gold utensil in transformer high-voltage bushing end according to claim 1 three-dimensional pulling force sensor, its feature exist
In:The thickness of the connecting portion is less than the framework.
8. yi word pattern gold utensil in transformer high-voltage bushing end according to claim 1 three-dimensional pulling force sensor, its feature exist
In:The transformer high-voltage bushing end yi word pattern gold utensil three-dimensional pulling force sensor also includes digital display meter, the digital display meter and frame
The binding post connection arranged on body, the binding post are electrically connected with pulling force sensor.
9. yi word pattern gold utensil in transformer high-voltage bushing end according to claim 1 three-dimensional pulling force sensor, its feature exist
In:The transformer high-voltage bushing end yi word pattern gold utensil three-dimensional pulling force sensor is also included in power supply, the power supply and framework
The binding post connection of setting, the binding post are electrically connected with pulling force sensor.
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CN201620904371.7U CN206074164U (en) | 2016-08-19 | 2016-08-19 | Transformer high-voltage bushing end yi word pattern gold utensil three-dimensional pulling force sensor |
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CN201620904371.7U CN206074164U (en) | 2016-08-19 | 2016-08-19 | Transformer high-voltage bushing end yi word pattern gold utensil three-dimensional pulling force sensor |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106323524A (en) * | 2016-08-19 | 2017-01-11 | 国网河南省电力公司电力科学研究院 | Transformer high voltage bushing end linear metal fitting static state pulling force measurement system and method |
CN111272327A (en) * | 2020-03-17 | 2020-06-12 | 国网河南省电力公司电力科学研究院 | Fiber grating three-dimensional tension sensor |
CN111307218A (en) * | 2020-03-16 | 2020-06-19 | 国网河南省电力公司电力科学研究院 | Transformer bushing monitoring system |
-
2016
- 2016-08-19 CN CN201620904371.7U patent/CN206074164U/en active Active
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106323524A (en) * | 2016-08-19 | 2017-01-11 | 国网河南省电力公司电力科学研究院 | Transformer high voltage bushing end linear metal fitting static state pulling force measurement system and method |
CN111307218A (en) * | 2020-03-16 | 2020-06-19 | 国网河南省电力公司电力科学研究院 | Transformer bushing monitoring system |
CN111272327A (en) * | 2020-03-17 | 2020-06-12 | 国网河南省电力公司电力科学研究院 | Fiber grating three-dimensional tension sensor |
CN111272327B (en) * | 2020-03-17 | 2021-08-24 | 国网河南省电力公司电力科学研究院 | Fiber grating three-dimensional tension sensor |
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