CN204286946U - A kind of core rod used in composite insulator hot-state bending strength test tool - Google Patents
A kind of core rod used in composite insulator hot-state bending strength test tool Download PDFInfo
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- CN204286946U CN204286946U CN201420748953.1U CN201420748953U CN204286946U CN 204286946 U CN204286946 U CN 204286946U CN 201420748953 U CN201420748953 U CN 201420748953U CN 204286946 U CN204286946 U CN 204286946U
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- halfbody
- plug
- bending strength
- core rod
- composite insulator
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Abstract
The utility model discloses a kind of core rod used in composite insulator hot-state bending strength test tool, comprises the first halfbody and the second halfbody that cooperatively interact; Around the burner hearth formed for placing plug to be tested between the alumina silicate fibre hearth wall of the first halfbody and the alumina silicate fibre hearth wall of the second halfbody; The two ends of burner hearth respectively arrange a plug bracing frame, and plug is placed on two plug bracing frames; The inside surface of the alumina silicate fibre hearth wall of the first halfbody and the second halfbody is all inlaid with the heating wire of loop configuration, is equipped with terminal box, is provided with electrode in terminal box outside the housing of the first halfbody and the second halfbody, the heating wire that Electrode connection is corresponding and temperature controller; First halfbody is inserted with the thermopair connecting temperature controller, stress point when just testing plug in burner hearth is inserted in the end of thermopair.The utility model can control the test temperature of plug in real time, effectively overcomes the test error caused because the test temperature of plug cannot ensure in prior art.
Description
[technical field]
The utility model relates to insulator experimental technique field, is specifically related to a kind of core rod used in composite insulator hot-state bending strength test tool.
[background technology]
Compared with traditional porcelain, glass insulator, composite insulator has that intensity is high, wet dodges that pollution flashover voltage is high, lightweight, the not easily plurality of advantages such as fragmentation, easy transportation and installation, obtains application and development fast.Epoxy resin fiberglass leading-drawing rod (hereinafter referred to as plug) is one of important component part of composite insulator, is the main body bearing mechanical load, and the quality of its mechanical property is one of key technical index weighing compound inslation protonatomic mass.Be mainly matrix with synthetic resin due to plug, glass fibre makes for reinforcing material, belong to macromolecular material category, the easy temperature influence of its mechanical property, so the hot-state bending strength test of plug becomes the routine inspection project that each plug manufacturer investigates plug.
[utility model content]
The purpose of this utility model is to provide a kind of core rod used in composite insulator hot-state bending strength frock, and use is quick, and good economy performance, test findings accuracy is high.
To achieve these goals, the utility model adopts following technical scheme:
A kind of core rod used in composite insulator hot-state bending strength test tool, comprises the first halfbody and the second halfbody that cooperatively interact; First halfbody and the second halfbody include alumina silicate fibre hearth wall; First halfbody is fixedly connected with by hasp with the second halfbody; Around the burner hearth formed for placing plug to be tested between the alumina silicate fibre hearth wall of the first halfbody and the alumina silicate fibre hearth wall of the second halfbody; The two ends of burner hearth respectively arrange a plug bracing frame, and plug is placed on two plug bracing frames; The inside surface of the alumina silicate fibre hearth wall of the first halfbody and the second halfbody is all inlaid with the heating wire of loop configuration, is equipped with terminal box, is provided with electrode in terminal box outside the housing of the first halfbody and the second halfbody, the heating wire that Electrode connection is corresponding and temperature controller; First halfbody is inserted with the thermopair connecting temperature controller, stress point when just testing plug in burner hearth is inserted in the end of thermopair.
Preferably, metal shell is surrounded by outside the alumina silicate fibre hearth wall of the first halfbody and the second halfbody.
Preferably, metal shell adopts 304 stainless steels.
Preferably, heating wire adopts siderochrome silk.
Preferably, the first halfbody and the second halfbody are arranged on the removable loading bench of universal testing machine, and are supported by the angle steel be connected on testing machine.
Preferably, burner hearth is provided with heat-preserving cover plate, and the heat-preserving cover plate bar of exerting pressure be provided with for universal testing machine stretches into the through hole in burner hearth.
Relative to prior art, the utility model has following beneficial effect:
The utility model by building a kind of core rod used in composite insulator hot-state bending strength test tool on universal testing machine, the test temperature of plug can be controlled in real time, effectively overcome the test error caused because the test temperature of plug cannot ensure in prior art; The utility model structure is simple, can being applicable to all common universal testing machines, can testing without the need to carrying out improvement to universal testing machine; The utility model flexible operation is easy, can test after only need connecting with hasp during use.There are good economy, reliability and stability, accurately plug can be carried out bending strength test, the high-temperature mechanical property of gained test figure energy accurate response plug under the steady temperature of setting.
[accompanying drawing explanation]
Fig. 1 is the vertical view of a kind of core rod used in composite insulator hot-state bending strength of the utility model test tool;
Fig. 2 is a kind of core rod used in composite insulator hot-state bending strength of the utility model test tool front section view;
Fig. 3 is that figure is partly cutd open in a kind of core rod used in composite insulator hot-state bending strength test tool side of the utility model.
[embodiment]
Refer to shown in Fig. 1 to Fig. 3, a kind of core rod used in composite insulator hot-state bending strength of the utility model test tool, comprises the first halfbody and the second halfbody that cooperatively interact.
First halfbody and the second halfbody include alumina silicate fibre hearth wall 3 and wrap in the metal shell 2 of alumina silicate fibre hearth wall 3 periphery.During use, the first halfbody and the second halfbody are placed on the removable loading bench 8 of testing machine, and are composed of a fixed connection a square framework by hasp 1.Around the burner hearth formed for placing plug 12 between the alumina silicate fibre hearth wall of the first halfbody and the alumina silicate fibre hearth wall of the second halfbody.The two ends of burner hearth respectively arrange a plug bracing frame 11, and plug 12 is placed on two plug bracing frames 11.
The inside surface of the alumina silicate fibre hearth wall of the first halfbody and the second halfbody is all inlaid with the heating wire 4 of loop configuration, and homogeneous heating is stablized, and heating wire 4 adopts siderochrome silk.Be equipped with terminal box 7 outside the housing 2 of the first halfbody and the second halfbody, in terminal box 7, be provided with electrode 6, the heating wire 4 that Electrode connection is corresponding and temperature controller; First halfbody is inserted with thermopair 5, the end of thermopair 5 is inserted in burner hearth just to plug 7 stress point.Thermopair 5 connects temperature controller, for feeding back temperature in burner hearth to temperature controller.
Burner hearth is provided with heat-preserving cover plate 14, and the bar of exerting pressure that heat-preserving cover plate 14 is provided with for universal testing machine (model WE-12) stretches into wherein to the through hole that plug 7 is exerted pressure.
When adopting a kind of core rod used in composite insulator hot-state bending strength of the utility model test tool to test, first halfbody and the second halfbody are placed on the removable loading bench 8 of testing machine, and be fixedly connected with by hasp 1, the bottom of the first halfbody and the second halfbody by the angle steel 9 be connected on testing machine as support; Then two plug bracing frames 11 put into burner hearth and be fixed on removable loading bench 8; Then plug 7 to be tested is placed on two plug bracing frames 11.Control heating wire 4 heating furnace by temperature controller, monitor the temperature of burner hearth to test temperature by thermopair 5, then temperature controller controls the heating power of heating wire 4, and burner hearth is incubated.The middle part pressurization of the pole pair plug 7 of exerting pressure of testing machine, completes the test of plug hot-state bending strength.
Claims (6)
1. a core rod used in composite insulator hot-state bending strength test tool, is characterized in that, comprises the first halfbody and the second halfbody that cooperatively interact; First halfbody and the second halfbody include alumina silicate fibre hearth wall (3); First halfbody is fixedly connected with by hasp (1) with the second halfbody; Around the burner hearth formed for placing plug to be tested (12) between the alumina silicate fibre hearth wall of the first halfbody and the alumina silicate fibre hearth wall of the second halfbody; The two ends of burner hearth respectively arrange a plug bracing frame (11), and plug (12) is placed on two plug bracing frames (11); The inside surface of the alumina silicate fibre hearth wall of the first halfbody and the second halfbody is all inlaid with the heating wire (4) of loop configuration, terminal box (7) is equipped with outside the housing (2) of the first halfbody and the second halfbody, electrode (6) is provided with, the heating wire (4) that Electrode connection is corresponding and temperature controller in terminal box (7); First halfbody is inserted with the thermopair (5) connecting temperature controller, stress point when just testing plug (7) in burner hearth is inserted in the end of thermopair (5).
2. a kind of core rod used in composite insulator hot-state bending strength test tool according to claim 1, is characterized in that, alumina silicate fibre hearth wall (3) outside of the first halfbody and the second halfbody is surrounded by metal shell (2).
3. a kind of core rod used in composite insulator hot-state bending strength test tool according to claim 1, it is characterized in that, metal shell (2) adopts 304 stainless steels.
4. a kind of core rod used in composite insulator hot-state bending strength test tool according to claim 1, is characterized in that, heating wire (4) adopts siderochrome silk.
5. a kind of core rod used in composite insulator hot-state bending strength test tool according to claim 1, it is characterized in that, first halfbody and the second halfbody are arranged on the removable loading bench (8) of universal testing machine, and are supported by the angle steel (9) be connected on testing machine.
6. a kind of core rod used in composite insulator hot-state bending strength test tool according to claim 1, it is characterized in that, burner hearth is provided with heat-preserving cover plate (14), and heat-preserving cover plate (14) bar of exerting pressure be provided with for universal testing machine stretches into the through hole in burner hearth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420748953.1U CN204286946U (en) | 2014-12-02 | 2014-12-02 | A kind of core rod used in composite insulator hot-state bending strength test tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420748953.1U CN204286946U (en) | 2014-12-02 | 2014-12-02 | A kind of core rod used in composite insulator hot-state bending strength test tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204286946U true CN204286946U (en) | 2015-04-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420748953.1U Active CN204286946U (en) | 2014-12-02 | 2014-12-02 | A kind of core rod used in composite insulator hot-state bending strength test tool |
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| CN (1) | CN204286946U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104896947A (en) * | 2015-05-04 | 2015-09-09 | 周玉红 | Electrothermal generator of intermediate frequency furnace |
| CN106872285A (en) * | 2017-01-20 | 2017-06-20 | 中国电力科学研究院 | Test the device of the hot compression strength of leading-drawing rod |
| CN111999186A (en) * | 2020-07-15 | 2020-11-27 | 中国电力科学研究院有限公司 | Temperature-controllable composite insulator mechanical performance test system |
-
2014
- 2014-12-02 CN CN201420748953.1U patent/CN204286946U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104896947A (en) * | 2015-05-04 | 2015-09-09 | 周玉红 | Electrothermal generator of intermediate frequency furnace |
| CN106872285A (en) * | 2017-01-20 | 2017-06-20 | 中国电力科学研究院 | Test the device of the hot compression strength of leading-drawing rod |
| CN111999186A (en) * | 2020-07-15 | 2020-11-27 | 中国电力科学研究院有限公司 | Temperature-controllable composite insulator mechanical performance test system |
| CN111999186B (en) * | 2020-07-15 | 2023-10-27 | 中国电力科学研究院有限公司 | Temperature-controllable composite insulator mechanical property test system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210812 Address after: 710077 No. 18 West Second Ring Road, Shaanxi, Xi'an Patentee after: XI'AN HIGH VOLTAGE APPARATUS RESEARCH INSTITUTE Co.,Ltd. Address before: 710075 Shaanxi city of Xi'an Province Tang Hing Road No. 7 Patentee before: CHINA XD ELECTRIC Co.,Ltd. Patentee before: XI'AN HIGH VOLTAGE APPARATUS RESEARCH INSTITUTE Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 710077 No. 18 West Second Ring Road, Shaanxi, Xi'an Patentee after: Xi'an High Voltage Electrical Apparatus Research Institute Co.,Ltd. Address before: 710077 No. 18 West Second Ring Road, Shaanxi, Xi'an Patentee before: XI'AN HIGH VOLTAGE APPARATUS RESEARCH INSTITUTE Co.,Ltd. |