CN206523378U - Test the device of cap and pin type suspension insulator head shearing tolerance intensity - Google Patents
Test the device of cap and pin type suspension insulator head shearing tolerance intensity Download PDFInfo
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- CN206523378U CN206523378U CN201720053686.XU CN201720053686U CN206523378U CN 206523378 U CN206523378 U CN 206523378U CN 201720053686 U CN201720053686 U CN 201720053686U CN 206523378 U CN206523378 U CN 206523378U
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- pendulum
- pin type
- type suspension
- height adjustment
- fixture
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- 239000012212 insulator Substances 0.000 title claims abstract description 74
- 238000010008 shearing Methods 0.000 title claims abstract description 44
- 239000000725 suspension Substances 0.000 title claims abstract description 33
- 238000012360 testing method Methods 0.000 title claims abstract description 33
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 12
- 238000009413 insulation Methods 0.000 claims 1
- 238000013461 design Methods 0.000 abstract description 10
- 238000005457 optimization Methods 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 6
- 229910052573 porcelain Inorganic materials 0.000 description 6
- 239000011521 glass Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
Abstract
The utility model provides a kind of device for testing cap and pin type suspension insulator head shearing tolerance intensity.The device includes fixture, pendulum, position detecting mechanism, height adjustment mechanism and supporting mechanism；Wherein, fixture is used for and insulator phase clamping connection to be measured；Height adjustment mechanism is placed in the top of fixture, and is adjustably connected to supporting mechanism along short transverse position；Swing rod end in pendulum is connected with height adjustment mechanism, and the weight in pendulum is used to apply impulsive force to insulator to be measured；Position detecting mechanism is connected with height adjustment mechanism, the position for detecting pendulum.In the utility model, the device can test the anti-shearing tolerance intensity of all kinds of cap and pin type suspension insulators, data accuracy is high, designer is helped to improve the accurate understanding to all kinds of cap and pin type suspension insulator head anti-shearing force performances, its shear strength further optimization design is integrated during design, while improving the security performance of cap and pin type suspension insulator.
Description
Technical field
The utility model is related to technical field of power systems, is cut in particular to one kind test cap and pin type suspension insulator
Cut the device of tolerance intensity.
Background technology
Occurred the situation of porcelain insulator head fracture in power engineering construction, the head of porcelain or glass insulator is anti-shearing
Power is still a blind area in insulator design use.Porcelain, glass and cement glue material are fragile material, and its is measuring body
The strong and anti-shearing ability of ability is relatively weak.Porcelain or glass insulator mainly make it bear uniformly to press as far as possible in design
Power, it is to avoid bear undue pulling force and shearing force, but insulator can not possibly be avoided completely in transport, construction and running
Bear pulling force and shearing force.Inner insulator manufacturing enterprise of state all once carried out the design of insulator head construction FInite Element and optimized
Research, but analysis result and result of the test difference it is larger.The analysis of shearing force, relies solely on material body fundamental characteristics, such as
Structural shape, size, modulus of elasticity, strain etc., it is impossible to accurate to determine product mechanical property, even if with these identical features
Combination of materials also has notable difference into product, mechanical property.The head construction of current porcelain or glass insulator is designed more by experience
Design combines lot of experiments.Therefore, it is badly in need of a kind of test method of the head anti-shearing force of dish type porcelain or glass insulator,
Its head of quantitative study shearing tolerance intensity.
Utility model content
In consideration of it, the utility model proposes a kind of device for testing cap and pin type suspension insulator head shearing tolerance intensity,
Aim to solve the problem that during existing cap and pin type suspension insulator head design due to the anti-shearing tolerance intensity for not knowing about cap and pin type suspension insulator
Performance and the security hidden trouble caused.
On one side, the utility model proposes a kind of dress for testing cap and pin type suspension insulator head shearing tolerance intensity
Put, the device includes fixture, pendulum, position detecting mechanism, height adjustment mechanism and supporting mechanism.Wherein, the fixture is used for
With insulator phase clamping connection to be measured；The height adjustment mechanism is placed in the top of the fixture, and along short transverse position adjustably
It is connected to the supporting mechanism；Swing rod end in the pendulum is connected with the height adjustment mechanism, the weight in the pendulum
Hammer into shape for applying impulsive force to the insulator to be measured；The position detecting mechanism is connected with the height adjustment mechanism, uses
In the position for detecting the pendulum.
Further, above-mentioned test cap and pin type suspension insulator head shearing tolerance intensity device, the height adjustment mechanism
For threaded rod；Position of the supporting mechanism directly over corresponding to the fixture offers tapped through hole, and the threaded rod is worn
Located at the tapped through hole.
Further, above-mentioned test dish type suspended head shearing tolerance intensity device, the height adjustment mechanism is straight-bar；
The supporting mechanism is offering connection through hole corresponding to fixture position directly above, and the straight-bar is slideably arranged in the company
Hole is connected, and is connected by holder with the supporting mechanism.
Further, above-mentioned test cap and pin type suspension insulator head shearing tolerance intensity device, the position detecting device
For digital display angle detector, the swing angle for detecting and showing the pendulum.
Further, above-mentioned test cap and pin type suspension insulator head shearing tolerance intensity device, the position detecting device
For scale display panel；The round dot of the scale display panel and the height adjustment mechanism and the tie point phase at the pendulum swing rod end
Overlap, the scale of the scale display panel impacts the energy of the insulator to be measured for the angle or the weight of pendulum swing
Amount.
Further, above-mentioned test cap and pin type suspension insulator head shearing tolerance intensity device, the supporting mechanism includes
First supporter, the second supporter and crossbeam；Wherein, the first end of first supporter and the first of second supporter
End is connected by the crossbeam；The height adjustment mechanism is connected with the crossbeam；The fixture and the described first support
Body is connected with second supporter.
Further, above-mentioned test cap and pin type suspension insulator head shearing tolerance intensity device, the fixture is gas-operated lock
Tight device.
Further, above-mentioned test cap and pin type suspension insulator head shearing tolerance intensity device, in addition to described removable
Base；Wherein, the fixture is connected to the movable pedestal；The supporting mechanism is connected to the movable pedestal.
The device provided in the utility model is easy to operate, and the device can test all kinds of cap and pin type suspension insulator heads
Anti-shearing tolerance intensity, data accuracy is high, helps designer to improve anti-shearing to all kinds of cap and pin type suspension insulator heads
The accurate understanding of power performance, its anti-shearing tolerance intensity is considered during design can reduce the possibility of insulator head fracture
Property, while improving the security performance of insulator.
Brief description of the drawings
By reading the detailed description of hereafter preferred embodiment, various other advantages and benefit is common for this area
Technical staff will be clear understanding.Accompanying drawing is only used for showing the purpose of preferred embodiment, and is not considered as to this practicality
New limitation.And in whole accompanying drawing, identical part is denoted by the same reference numerals.In the accompanying drawings：
Fig. 1 is the structure main view that the utility model embodiment tests cap and pin type suspension insulator head shearing tolerance intensity device
Schematic diagram；
Fig. 2 is that the structure side of the utility model embodiment test cap and pin type suspension insulator head shearing tolerance intensity device is regarded
Schematic diagram；
Fig. 3 is that shearing tolerance strength test energy spectrometer in the utility model embodiment test cap and pin type suspension insulator head shows
It is intended to.
Embodiment
The exemplary embodiment of the disclosure is more fully described below with reference to accompanying drawings.Although showing the disclosure in accompanying drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here
Limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure
Complete conveys to those skilled in the art.It should be noted that in the case where not conflicting, the implementation in the utility model
Feature in example and embodiment can be mutually combined.It is below with reference to the accompanying drawings and in conjunction with the embodiments new to describe this practicality in detail
Type.
Referring to Fig. 1, Fig. 1 shows the test cap and pin type suspension insulator head shearing tolerance that the utility model embodiment is provided
The preferred structure of intensity device.As illustrated, the device includes fixture 1, pendulum 2, position detecting mechanism 3, height adjustment mechanism 4
With supporting mechanism 5.
Wherein, fixture 1 is used for and insulator phase clamping connection to be measured.When it is implemented, fixture 1 can be pneumatic locking device,
Pneumatic locking device makes insulator to be measured effectively be fixed by gas transmitting hydraulic device, certainly, and fixture 1 also can be ability
Other fixtures known to field technique personnel, such as chuck, sucker, the present embodiment does not do any restriction to it.
Height adjustment mechanism 4 is placed in the top (for position shown in Fig. 1) of fixture 1, and along short transverse (Fig. 1
Shown above-below direction) position is adjustably connected to supporting mechanism 5.Swing rod end in pendulum 2 is connected with height adjustment mechanism 4
Connect, the weight 21 in pendulum 2 is used to apply impulsive force to insulator to be measured.When it is implemented, by adjusting height adjustment mechanism 4
With the relative position of supporting mechanism 5, and then adjust the position of pendulum 2 and insulator to be measured so that weight 21 in pendulum 2 from
By state when contacted with insulator to be measured position to be measured.In addition, the connection at the swing rod end and height adjustment mechanism 4 in pendulum 2 can
To realize swingable connection by bolt or pin.
Position detecting mechanism 3 is connected with height adjustment mechanism 4, the position for detecting pendulum 2.Position detecting mechanism 3
The angle of the swing of pendulum 2 or the difference in height of the insulator relatively to be measured of pendulum 2 can be detected, and then obtains treating when weight 21 discharges
Survey the impulsive force that insulator applies.
Process of the test is：Pendulum 2 is adjusted by height adjustment mechanism 4 after insulator to be measured is fixed by fixture 1 first
Weight 21 position so that weight 21 is contacted in free state with insulator position to be measured to be measured.Then, pendulum is pulled
Pendulum 2 is discharged after hammer 2 to preset height, pendulum 2 is swung in the presence of self gravitation to insulator direction to be measured, and weight 21 exists
With certain acceleration and speed during vertical state, and then insulator to be measured is impacted to the default impact of insulator to be measured application
Power, insulator and weight 21 to be measured remain static under force after impact.
Compared with prior art, the device provided in the present embodiment is easy to operate, and the device can test all kinds of dish types
The anti-shearing tolerance intensity of suspension insulator, data accuracy is higher, designer can be helped to improve anti-to insulator head
The accurate understanding of shearing force performance, consider during design its it is anti-shearing tolerance intensity can reduce insulator head fracture can
Energy property, while improving the security performance of insulator.
In a kind of embodiment of the present utility model, height adjustment mechanism 4 can be threaded rod, and supporting mechanism 5 is in correspondence
Tapped through hole is offered in the position directly above of fixture 1, threaded rod is arranged in tapped through hole.It should be noted that the chi of threaded rod
Very little value can determine that the present embodiment does not do any restriction to it as the case may be.Adjusted and put by the height adjustment mechanism
During the position of hammer, by knob thread bar and then pendulum can be moved along short transverse.In the present embodiment, threaded rod and spiral shell
Line through hole coordinates the position of regulation pendulum 2, simple in construction, easy to operate, it is easy to control to adjust the position of pendulum.
In another embodiment of the present utility model, height adjustment mechanism 4 can be smooth straight-bar, and supporting mechanism 5 exists
Connection through hole is offered corresponding to the position directly above of fixture 1, smooth straight-bar is slideably arranged in the connection through hole and can passed through
Holder is connected with supporting mechanism.When it is implemented, the cross sectional shape of straight-bar can be round with the cross sectional shape for being connected through hole
Shape, but the utility model is not limited to that, in other embodiment, straight-bar shape can be appropriate shape with being connected through hole
Shape, such as square, rhombus.Specifically regulative mode is：Straight-bar can be then adjusted by discharging holder logical by connection
Hole adjusts bob position along short transverse, after being clamped after the completion of regulation with holder.
In a kind of embodiment of the present utility model, position detecting device 3 can be digital displaying detector, for detect and
Show the swing angle of pendulum 2.When it is implemented, digital displaying detector includes angular transducer and electronic console, angle sensor
Device detects after the swing angle of pendulum 2 and to pass to electronic console by control system, and electronic console is by its swing angle
Show in a digital manner on the electronic display screen.In the present embodiment, digital displaying detector directly displays the swing angle of pendulum 2, is easy to
Read, it is easy to use.
In another embodiment of the present utility model, position detecting device 3 can be scale display panel, and scale is shown
The center of circle of disk is overlapped with the tie point of height adjustment mechanism 4 and the swing rod end of pendulum 2, and the scale of scale display panel can be pendulum 2
The angle of swing.It should be noted that the plane needs of scale display panel are identical with pendulum swinging plane.In addition, scale is shown
Disk shows the angle that pendulum 2 is swung, and the swing angle and the impulsive force being applied on insulator to be measured have one-to-one pass
System, this corresponding relation is described in detail with reference to Fig. 3.Referring to Fig. 3, show that the utility model embodiment is surveyed in figure
Try insulator head shearing tolerance strength test energy spectrometer schematic diagram.As shown in figure 3, the starting swing position A of pendulum 2 height
Spend for hA, height h of the weight 21 in free state position B of pendulum 2B, the difference in height between A points and B points is H, is corresponded to therewith
A points, the speed of B points weight 21 be v respectivelyA、vB, the oscillating bar length of pendulum 2 is L, starting swing position A and free state
The angle of two swing rods is α at the B of position.Because the strike insulator of weight 21 observes law of conservation of energy, i.e.,:Energy spectrometer：For B points, the height h of weight 21BFor 0, i.e., with minimum point
B points are reference zero；For A points, its speed vAFor 0, its height hAFor H.It is to the energy of insulator so as to obtain strike：It should be noted that m values include the weight in pendulum
The quality of hammer 21 and swing rod.
Preferably, scale display panel shows that weight 21 impacts the energy of insulator to be measured, so as to intuitively be applied
Plus impulsive force, save switch process.
When it is implemented, scale display panel can be semicircle, or circular or arc, concrete shape can basis
The hunting range of pendulum 2 determines that the present embodiment do not do any restriction to it.In the present embodiment, scale display panel is simple in construction
It is easily manufactured, it is easy to accomplish.
Referring to Fig. 2, the preferred structure of supporting mechanism 5 is also show in Fig. 2.As illustrated, supporting mechanism 5 includes first
Supporter 51, the second supporter 52 and crossbeam 53.Wherein, the first end (upper end shown in Fig. 2) and second of the first supporter 51
The first end (upper end shown in Fig. 2) of supporter 52 is connected by crossbeam 53, and height adjustment mechanism 4 is connected with crossbeam 53,
Fixture 1 is connected with the first supporter 51 and the second supporter 52.When it is implemented, the first support member 51, the second support member 52
It can be integrally formed or be welded with crossbeam 53.
Referring to Fig. 1, it can also include in the various embodiments described above：Movable pedestal 6, the top surface of fixture 1 and movable pedestal 6
(upper surface shown in Fig. 1) is connected, and supporting mechanism 5 is connected to movable pedestal.When it is implemented, supporting mechanism 5 can be with
The top surface of movable pedestal is connected, and can also be connected with side.
As can be seen that because all parts in the present embodiment are placed on movable pedestal, so by may move bottom
Seat makes all parts in the present embodiment carry out position movement, facilitates the placement of the experimental rig position.
To sum up, the device provided in the present embodiment is easy to operate, and the device can test all kinds of cap and pin type suspension insulators
The anti-shearing tolerance intensity on head, data accuracy is high, helps designer to improve to insulator head anti-shearing force performance
Accurate understanding, considers its anti-shearing tolerance intensity, while improving the security performance of insulator during design.
Obviously, those skilled in the art can carry out various changes and modification without departing from this practicality to the utility model
New spirit and scope.So, if these modifications and variations of the present utility model belong to the utility model claim and
Within the scope of its equivalent technologies, then the utility model is also intended to comprising including these changes and modification.
Claims (8)
1. a kind of device for testing cap and pin type suspension insulator shearing tolerance intensity, it is characterised in that including：Fixture (1), pendulum
(2), position detecting mechanism (3), height adjustment mechanism (4) and supporting mechanism (5)；Wherein,
The fixture (1) is used for and insulator phase clamping connection to be measured；
The height adjustment mechanism (4) is placed in the top of the fixture (1), and is adjustably connected to along short transverse position described
Supporting mechanism (5)；
Swing rod end in the pendulum (2) is connected with the height adjustment mechanism (4), the weight (21) in the pendulum (2)
For applying impulsive force to the insulator to be measured；
The position detecting mechanism (3) is connected with the height adjustment mechanism (4), the position for detecting the pendulum (2).
2. the device of test cap and pin type suspension insulator shearing tolerance intensity according to claim 1, it is characterised in that
The height adjustment mechanism (4) is threaded rod；
Position of the supporting mechanism (5) directly over corresponding to the fixture (1) offers tapped through hole, and the threaded rod is worn
Located at the tapped through hole.
3. the device of test cap and pin type suspension insulator shearing tolerance intensity according to claim 1, it is characterised in that
The height adjustment mechanism (4) is straight-bar；
The supporting mechanism (5) is offering connection through hole corresponding to the fixture (1) position directly above, and the straight-bar is slidably
Ground is arranged in the connection through hole, and is connected by holder with the supporting mechanism (5).
4. the device of test cap and pin type suspension insulator shearing tolerance intensity according to claim 1, it is characterised in that described
Position detecting mechanism (3) is digital display angle detector, the swing angle for detecting and showing the pendulum (2).
5. the device of test cap and pin type suspension insulator shearing tolerance intensity according to claim 1, it is characterised in that
The position detecting mechanism (3) is scale display panel；
The round dot of the scale display panel is mutually overlapping with the tie point of the height adjustment mechanism (4) and the pendulum (2) swing rod end
Close, the scale of the scale display panel impacts the insulation to be measured for the angle or the weight (21) of the pendulum (2) swing
The energy of son.
6. the device of test cap and pin type suspension insulator shearing tolerance intensity according to claim 1, it is characterised in that described
Supporting mechanism (5) includes：First supporter (51), the second supporter (52) and crossbeam (53)；Wherein,
The first end of first supporter (51) is connected with the first end of second supporter (52) by crossbeam (53)；
The height adjustment mechanism (4) is connected with the crossbeam (53)；
The fixture (1) is connected with first supporter (51) and second supporter (52).
7. the device of test cap and pin type suspension insulator shearing tolerance intensity according to claim 1, it is characterised in that described
Fixture (1) is pneumatic locking device.
8. the device of test cap and pin type suspension insulator shearing tolerance intensity according to claim 1, it is characterised in that also wrap
Include：Movable pedestal (6)；Wherein,
The fixture (1) is connected to the movable pedestal (6)；
The supporting mechanism (5) is connected to the movable pedestal (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720053686.XU CN206523378U (en) | 2017-01-16 | 2017-01-16 | Test the device of cap and pin type suspension insulator head shearing tolerance intensity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720053686.XU CN206523378U (en) | 2017-01-16 | 2017-01-16 | Test the device of cap and pin type suspension insulator head shearing tolerance intensity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206523378U true CN206523378U (en) | 2017-09-26 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720053686.XU Active CN206523378U (en) | 2017-01-16 | 2017-01-16 | Test the device of cap and pin type suspension insulator head shearing tolerance intensity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206523378U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106644766A (en) * | 2017-01-16 | 2017-05-10 | 中国电力科学研究院 | Apparatus and method for testing shear tolerance strength of head of disk-shaped suspension type insulator |
| CN116735384A (en) * | 2023-08-10 | 2023-09-12 | 苏州电瓷厂(宿迁)有限公司 | Porcelain insulator performance test equipment |
-
2017
- 2017-01-16 CN CN201720053686.XU patent/CN206523378U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106644766A (en) * | 2017-01-16 | 2017-05-10 | 中国电力科学研究院 | Apparatus and method for testing shear tolerance strength of head of disk-shaped suspension type insulator |
| CN116735384A (en) * | 2023-08-10 | 2023-09-12 | 苏州电瓷厂(宿迁)有限公司 | Porcelain insulator performance test equipment |
| CN116735384B (en) * | 2023-08-10 | 2023-11-03 | 苏州电瓷厂(宿迁)有限公司 | Porcelain insulator performance test equipment |
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