CN208140500U - A kind of compound cross-arm single-cantilever bend loading test device - Google Patents
A kind of compound cross-arm single-cantilever bend loading test device Download PDFInfo
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- CN208140500U CN208140500U CN201820610399.9U CN201820610399U CN208140500U CN 208140500 U CN208140500 U CN 208140500U CN 201820610399 U CN201820610399 U CN 201820610399U CN 208140500 U CN208140500 U CN 208140500U
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- arm
- compound cross
- slip base
- pedestal
- bend loading
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Abstract
A kind of compound cross-arm single-cantilever bend loading test device, including pedestal are equipped with guide rail on pedestal, slip base are equipped on guide rail, and slip base locking device is equipped between slip base and pedestal；It is fixed with compound cross arm support plate on the slip base, the connection seat for installing compound cross-arm is equipped at the central upper portion of compound cross arm support plate, the load on mechanism for testing compound cross-arm bend loading is equipped in the front of connection seat.The utility model can adjust the distance between compound cross-arm and press rods at any time, facilitate the adjusting of test using the slip base locking device being arranged between slip base and pedestal；It ensure that the effect of test so that press rods are vertical with compound cross-arm using vertically arranged driving lead screw and the press rods mounting rack being mounted between 2 driving lead screws.
Description
Technical field
The utility model relates to a kind of test device, especially a kind of compound cross-arm single-cantilever bend loading test device.
Background technique
Insulator is the most popular base components of mesohigh electrical power trans mission/distribution system, for live part carry out insulation and
It supports.Compound cross-arm is the polymer composite insulator using epoxy spike pulling support, silicon rubber umbrella skirt external insulation.It should
Product has light-weight compared with traditional ceramics, category of glass insulator（1/4 to the 1/ of only same purposes conventional insulators
8）, intensity it is high（Leading-drawing rod tensile strength and bending strength are 10 times of high-strength ceramic or more）, it is resistance to it is filthy few clean etc. it is significant excellent
Point, while overcoming the aging life-span problem of conventional high molecular material.But existing compound cross-arm work under long-term fatigue
Make, inside will appear crackle and be in compound cross-arm junction connection bolt will appear deformation, cracking, in this way, being easy to make
At the fracture of compound cross-arm, in turn result in high-tension bus-bar fall, urban electricity supply interruption the problems such as, it is serious or even will cause certain
Economic loss.So being badly in need of a kind of experimental rig that can detect compound cross-arm single-cantilever bend loading now.
Summary of the invention
The technical problems to be solved in the utility model is in view of the deficiencies of the prior art, to propose that a kind of structure is simple, design
Rationally, it can detect the compound cross-arm single-cantilever bend loading test device of compound cross-arm bend loading.
The technical problems to be solved in the utility model is achieved through the following technical solutions, a kind of compound cross-arm single-cantilever
Bend loading test device, its main feature is that：Including pedestal, it is equipped with two guide rails disposed in parallel on pedestal, pacifies on guide rail
Equipped with slip base, slip base locking device is equipped between slip base and pedestal；It is fixed on the slip base vertically arranged
Compound cross arm support plate is equipped with the connection seat for installing compound cross-arm, in connection seat at the central upper portion of compound cross arm support plate
Front be equipped with the load on mechanism for testing compound cross-arm bend loading, load on mechanism includes applying to compound cross arm end
The shell that the press rods and pedestal of pressure are fixedly connected, the driving being distributed at left and right sides of compound cross-arm is equipped in case top upwards
Lead screw, driving lead screw is vertically arranged, is equipped between 2 driving lead screws and press rods is driven to move up and down to compound cross-arm pressure
Press rods mounting rack is equipped with the cambered surface cooperated with compound cross-arm outer edge surface, the shell in press rods close to one end of compound cross-arm
The driving device of 2 driving screw synchronous work of driving is installed in vivo.
The technical problems to be solved in the utility model can also further realize by the following technical programs, the sliding
Seat locking device includes the strip locking hole being located on pedestal, and length direction and the guide rail of strip locking hole are arranged in an axially parallel mode,
It is equipped on slip base and fits through the location hole of clamping screw with strip locking hole, be equipped with and clamping screw in the lower section of pedestal
The locking nut of cooperation.
The technical problems to be solved in the utility model can also further realize by the following technical programs, the strip
Locking hole is symmetrically arranged with 2, and is separately positioned on the outside of corresponding rails.
The technical problems to be solved in the utility model can also further realize by the following technical programs, drive at 2
Support rod is installed between the top of dynamic lead screw.
The technical problems to be solved in the utility model can also further realize by the following technical programs, in compound cross
It carries on a shoulder pole and is equipped with reinforcing rib between support plate and slip base.
Compared with prior art, the utility model utilizes the slip base locking device being arranged between slip base and pedestal,
The distance between compound cross-arm and press rods can be adjusted at any time, facilitate the adjusting of test；Utilize vertically arranged driving lead screw
And it is mounted on the press rods mounting rack between 2 driving lead screws, so that press rods are vertical with compound cross-arm, it ensure that test
Effect.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the schematic perspective view of the utility model.
Specific embodiment
A kind of compound cross-arm single-cantilever bend loading test device, including pedestal 1 are equipped with two on pedestal 1 and set in parallel
The guide rail 10 set, is equipped with slip base 2 on guide rail 10, and slip base locking device is equipped between slip base 2 and pedestal 1；Institute
It states and is fixed with vertically arranged compound cross arm support plate 3 on slip base, peace is equipped at the central upper portion of compound cross arm support plate 3
The connection seat 9 for filling compound cross-arm 4 is equipped with the load on mechanism for testing compound 4 bend loading of cross-arm in the front of connection seat 9,
Load on mechanism includes the press rods 5 to press to compound cross arm end and the shell 7 that pedestal is fixedly connected, at 7 top of shell
Be equipped with upwards and be distributed in driving lead screw 6 at left and right sides of compound cross-arm, driving lead screw 6 is vertically arranged, 2 driving lead screws 6 it
Between be equipped with drive press rods 5 move up and down to compound cross-arm 4 pressure press rods mounting rack 8, in press rods close to compound cross-arm
One end be equipped with the cambered surface 12 that cooperate with compound cross-arm outer edge surface, be equipped in the shell and drive 2 driving screw synchronous works
The driving device of work.Pressure sensor with press rods cooperation is installed, in this way, can real-time monitoring on the press rods mounting rack
The pressure of press rods loads.The driving device is Two axle drive motor, and 2 driving lead screws of Two axle drive motor driven are to compound
Cross-arm loads to apply, in such manner, it is possible to accurately learn the load of application by sensor.2 guide rails disposed in parallel,
It can guarantee and be mutually perpendicular between compound cross-arm and press rods.The pedestal steel plate is unilateral to be fixed with housing bottom, so that pedestal
Mechanism is linked together with load on.
The slip base locking device includes the strip locking hole 11 being located on pedestal, the length direction of strip locking hole 11
It is arranged in an axially parallel mode with guide rail, the location hole for fitting through clamping screw with strip locking hole is equipped on slip base, in pedestal
Lower section be equipped with the locking nut that cooperates with clamping screw.The location hole is symmetrically set before and after the length direction of strip locking hole
There are 2.The strip locking hole is symmetrically arranged with 2, and is separately positioned on the outside of corresponding rails.On the top of 2 driving lead screws
Support rod is installed between portion.In this way, it is ensured that the stability between driving lead screw.Compound cross arm support plate and slip base it
Between be equipped with reinforcing rib.In this way, it is ensured that the stabilization of compound cross arm support plate.
Claims (5)
1. a kind of compound cross-arm single-cantilever bend loading test device, it is characterised in that：Including pedestal, two are equipped on pedestal
Guide rail disposed in parallel, is equipped with slip base on guide rail, and slip base locking device is equipped between slip base and pedestal；It is described
It is fixed with vertically arranged compound cross arm support plate on slip base, it is multiple that installation is equipped at the central upper portion of compound cross arm support plate
The connection seat for closing cross-arm is equipped with the load on mechanism for testing compound cross-arm bend loading, load in the front of connection seat
Mechanism includes the press rods to press to compound cross arm end and the shell that pedestal is fixedly connected, and is equipped with distribution upwards in case top
Driving lead screw at left and right sides of compound cross-arm, driving lead screw is vertically arranged, is equipped between 2 driving lead screws and drives press rods
The press rods mounting rack to compound cross-arm pressure is moved up and down, is equipped with and compound cross-arm in press rods close to one end of compound cross-arm
The cambered surface of outer edge surface cooperation is equipped with the driving devices of 2 driving screw synchronous work of driving in the shell.
2. compound cross-arm single-cantilever bend loading test device according to claim 1, it is characterised in that：The slip base
Locking device includes the strip locking hole being located on pedestal, and length direction and the guide rail of strip locking hole are arranged in an axially parallel mode,
Slip base is equipped with the location hole that clamping screw is fitted through with strip locking hole, is equipped in the lower section of pedestal and matches with clamping screw
The locking nut of conjunction.
3. compound cross-arm single-cantilever bend loading test device according to claim 2, it is characterised in that：The strip lock
Tieholen is symmetrically arranged with 2, and is separately positioned on the outside of corresponding rails.
4. compound cross-arm single-cantilever bend loading test device according to claim 1, it is characterised in that：It is driven at 2
Support rod is installed between the top of lead screw.
5. compound cross-arm single-cantilever bend loading test device according to claim 1, it is characterised in that：In compound cross-arm
Reinforcing rib is equipped between support plate and slip base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820610399.9U CN208140500U (en) | 2018-04-26 | 2018-04-26 | A kind of compound cross-arm single-cantilever bend loading test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820610399.9U CN208140500U (en) | 2018-04-26 | 2018-04-26 | A kind of compound cross-arm single-cantilever bend loading test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208140500U true CN208140500U (en) | 2018-11-23 |
Family
ID=64311287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820610399.9U Active CN208140500U (en) | 2018-04-26 | 2018-04-26 | A kind of compound cross-arm single-cantilever bend loading test device |
Country Status (1)
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| CN (1) | CN208140500U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111537210A (en) * | 2020-05-18 | 2020-08-14 | 中电建武汉铁塔有限公司 | Cross arm mechanical property test device |
| CN112903440A (en) * | 2021-01-22 | 2021-06-04 | 成湘明 | Electric power cross arm manufacturing quality performance test system |
| CN113702161A (en) * | 2021-09-09 | 2021-11-26 | 国际竹藤中心 | Single cantilever loading test device and test method |
-
2018
- 2018-04-26 CN CN201820610399.9U patent/CN208140500U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111537210A (en) * | 2020-05-18 | 2020-08-14 | 中电建武汉铁塔有限公司 | Cross arm mechanical property test device |
| CN111537210B (en) * | 2020-05-18 | 2022-05-27 | 中电建武汉铁塔有限公司 | Cross arm mechanical property test device |
| CN112903440A (en) * | 2021-01-22 | 2021-06-04 | 成湘明 | Electric power cross arm manufacturing quality performance test system |
| CN112903440B (en) * | 2021-01-22 | 2023-06-16 | 河北冀奥电气设备有限公司 | Electric power cross arm manufacturing quality performance test system |
| CN113702161A (en) * | 2021-09-09 | 2021-11-26 | 国际竹藤中心 | Single cantilever loading test device and test method |
| CN113702161B (en) * | 2021-09-09 | 2024-04-12 | 国际竹藤中心 | Single cantilever loading testing device and testing method |
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