CN201583598U - High-voltage stator coil insulation dielectric loss test box - Google Patents
High-voltage stator coil insulation dielectric loss test box Download PDFInfo
- Publication number
- CN201583598U CN201583598U CN2009200973797U CN200920097379U CN201583598U CN 201583598 U CN201583598 U CN 201583598U CN 2009200973797 U CN2009200973797 U CN 2009200973797U CN 200920097379 U CN200920097379 U CN 200920097379U CN 201583598 U CN201583598 U CN 201583598U
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- measurement
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Abstract
The utility model relates to a high-voltage stator coil insulation dielectric loss test box; a box body is provided with a box body door; the box is characterized in that the top of the box body is provided with a bulb, a high-voltage porcelain insulator, a voltage indicator meter, a current indicator meter and a digital display meter; a starting switch, a manual switch, an automatic switch, a control switch, a measurement and protection wire leading hole and a nameplate are arranged outside the box body; a Schering bridge, an electric heating tube and a fan are arranged in the box body; and a high-voltage lead is poured into the box body through the high-voltage porcelain insulator, a measurement and protection wire lead is led into the box body through the measurement and protection wire leading hole, the high-voltage lead and the measurement and protection wire lead are respectively connected with a high-voltage stator coil lead, the measurement electrode of a high-voltage stator coil is connected with the measurement end of the Schering bridge, and the shielding electrode thereof is grounded. By adopting the electric heating tube, a digital display instrument, the Schering bridge and other structures, the high-voltage stator coil insulation dielectric loss test box tests accurately, the temperature in the box body is distributed uniformly; and in addition, the high-voltage stator coil dries, thereby the manufacturing cycle of the high-voltage stator coil is shortened.
Description
Technical field
The utility model relates to a kind of high-tension stator coil insulation dielectric loss test box.
Background technology
Dielectric loss is to grasp insulating property at present, the main means of testing of control product quality.The stator coil that most of company produces is taken a sample test at every turn and all will be entrusted other units that are responsible for test specially to carry out, and testing expense is very high.If the dielectric loss angle test failure is also wanted trim process and is changed insulating material, also to take a sample test test, (JB/J56085-1996) is to improve the high-tension stator coil product quality till reaching national high-tension stator coil end product quality regulation of classification standard.The annual expense of taking a sample test dielectric loss outside causes the manufacturing cycle to prolong more than millions of units, and cost of manufacture strengthens.
Summary of the invention
The utility model provides a kind of cost of manufacture low for solving the practical problems that exists in the production, and test accurately, and is energy-saving and cost-reducing, and can carry out the high-tension stator coil insulation dielectric loss test box that high-tension stator coil is dried.
The technical scheme that the utility model is taked for the technical matters that exists in the solution known technology is:
A kind of high-tension stator coil insulation dielectric loss test box, it comprises casing and Hi-pot test circuit, on the described casing cabinet door is installed, described casing top is equipped with bulb, high-tension porcelain insulator, voltage indicating gauge, electric current indicating gauge and digital display meter; The described casing outside is equipped with starting switch, hand switch, automatic switch, gauge tap, measurement and protective wire fairlead and nameplate; Described box house also is equipped with Schering bridge, electric heating tube and fan;
Described Hi-pot test line connection is: high-voltage connection is poured box house into through high-tension porcelain insulator, measure with the protective wire lead-in wire and introduce box house through measuring with the protective wire fairlead, high-voltage connection links to each other with the high-tension stator coil lead-in wire respectively with the protective wire lead-in wire with measurement, the potential electrode of high-tension stator coil links to each other with the Schering bridge measuring junction, its guarded electrode ground connection; Gauge tap on voltage indicating gauge, electric current indicating gauge and the digital display meter connect box.
The utility model can also adopt following technical measures:
The automatic switch structure is adopted in described cabinet door design;
Described bottom half is equipped with universal wheel.
Advantage and the good effect that the utlity model has are: owing to adopt structures such as electric heating tube and fan in this utility model casing, make uniformity of temperature profile in the casing, digital display instrument can also change by displays temperature, make that temperature is controlled in the casing ± 1 ℃ of scope in, can also carry out the stator coil oven dry, shorten the stator coil fabrication cycle; The isostructural employing of Schering bridge makes test result accurate; Bottom half is equipped with universal wheel, moves very convenient.Advantages such as also to have cost of manufacture low for the utility model in addition, energy-saving and cost-reducing.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the circuit diagram of Hi-pot test circuit of the present utility model;
Fig. 3 is the structural drawing of high-tension stator coil of the present utility model.
Among the figure: 1, bulb; 2, voltage indicating gauge; 3, electric current indicating gauge; 4, high-tension porcelain insulator; 5, universal wheel; 6, digital display meter; 7, measurement and protective wire fairlead; 8, nameplate; 9, fan; 10, starting switch; 11, hand switch; 12, automatic switch; 13, gauge tap; 14, electric heating tube; 15, high-tension stator coil; 15-1, potential electrode; 15-2, guarded electrode; 15-3, stator coil lead-in wire; 16, Schering bridge.
Embodiment
For further understanding summary of the invention of the present utility model, characteristics and effect, exemplify following examples now, and conjunction with figs. is described in detail as follows:
As Figure 1-3, a kind of high-tension stator coil insulation dielectric loss test box, it comprises casing and Hi-pot test circuit, on the described casing cabinet door is installed, and described casing top is equipped with bulb 1, high-tension porcelain insulator 4, voltage indicating gauge 2, electric current indicating gauge 3 and digital display meter 6; The described casing outside is equipped with starting switch 10, hand switch 11, automatic switch 12, gauge tap 13, measures and protection one line fairlead 7 and nameplate 8; The casing that described box house also is equipped with Schering bridge 16, electric heating tube 14 and fan 9. these utility models can be designed to blowing-type drying box structure.
High-voltage connection is poured box house into through high-tension porcelain insulator 4, measure with the protective wire lead-in wire and introduce box house through measuring with protective wire fairlead 7, high-voltage connection links to each other with stator coil lead-in wire 15-3 respectively with the protective wire lead-in wire with measurement, the potential electrode 15-1 of high-tension stator coil 15 links to each other with Schering bridge 16 measuring junctions, its guarded electrode 15-2 ground connection; Gauge tap 13. on voltage indicating gauge 2, electric current indicating gauge 3 and digital display meter 6 connect boxes
The operating room of this utility model is of a size of: 3800 * 1200 * 1100 (mm); Control temperature: 50-200 ℃; Voltage: 380V; Frequency is 50HZ; Progression 3 phases; Universal wheel 5 is installed in this utility model whole box body bottom surface, moves very convenient.Electric heating tube 14 and fan 9 can be finished the adjusting and the high-tension stator coil 15 of box house temperature, and digital display meter 6 displays temperatures change, thereby make uniformity of temperature profile in the casing, temperature is controlled at ± 1 ℃ of scope in.
The high-voltage motor stator bar is carried out the aluminium foil wrapping by national standard JB/T7608-94, make itself and high-tension stator coil 15 be adjacent to no air gap.As potential electrode 15-1 and guarded electrode 15-2.The high-voltage motor stator bar is put into this utility model casing, high-voltage connection and measurement are connected stator coil lead-in wire 15-3 with protective wire, potential electrode 15-1 links to each other with Schering bridge 16 measuring junctions, guarded electrode 15-2 ground connection.Note checking connect whether correct, start the automatic switch 12 on this utility model casing, when digital display meter 6 temperature show (F class B insulation) 155 ℃, insulation is 1 hour under this temperature, utilize Schering bridge 16 to test, show whether reading in order to the analysis to measure result, meets national standard.So that adjust the manufacture craft of high-voltage motor stator bar.
In conjunction with the accompanying drawings the utility model preferred implementation has been done detailed description above, but the utility model is not limited to above-mentioned embodiment, in the ken that those of ordinary skills possessed, can also under the prerequisite that does not break away from aim of the present invention, make various variations.
Claims (3)
1. high-tension stator coil insulation dielectric loss test box, it comprises casing and Hi-pot test circuit, on the described casing cabinet door is installed, and it is characterized in that:
Described casing top is equipped with bulb, high-tension porcelain insulator, voltage indicating gauge, electric current indicating gauge and digital display meter; The described casing outside is equipped with starting switch, hand switch, automatic switch, gauge tap, measurement and protective wire fairlead and nameplate; Described box house also is equipped with Schering bridge, electric heating tube and fan;
Described Hi-pot test line connection is: high-voltage connection is poured box house into through high-tension porcelain insulator, measure with the protective wire lead-in wire and introduce box house through measuring with the protective wire fairlead, high-voltage connection links to each other with the high-tension stator coil lead-in wire respectively with the protective wire lead-in wire with measurement, the potential electrode of high-tension stator coil links to each other with the Schering bridge measuring junction, its guarded electrode ground connection; Gauge tap on voltage indicating gauge, electric current indicating gauge and the digital display meter connect box.
2. a kind of high-tension stator coil insulation dielectric loss test box as claimed in claim 1, it is characterized in that: the automatic switch structure is adopted in described cabinet door design.
3. a kind of high-tension stator coil insulation dielectric loss test box as claimed in claim 1, it is characterized in that: described bottom half is equipped with universal wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200973797U CN201583598U (en) | 2009-06-29 | 2009-06-29 | High-voltage stator coil insulation dielectric loss test box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200973797U CN201583598U (en) | 2009-06-29 | 2009-06-29 | High-voltage stator coil insulation dielectric loss test box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201583598U true CN201583598U (en) | 2010-09-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200973797U Expired - Fee Related CN201583598U (en) | 2009-06-29 | 2009-06-29 | High-voltage stator coil insulation dielectric loss test box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201583598U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102043128A (en) * | 2010-11-12 | 2011-05-04 | 庄景阳 | Detection method of charging and discharging system |
| CN107543968A (en) * | 2016-06-28 | 2018-01-05 | 沈阳和新套管有限公司 | A kind of determination methods of condenser-type terminal fuse insulation torrefaction terminal |
| CN110231549A (en) * | 2019-05-14 | 2019-09-13 | 重庆鹏锦塑料有限公司 | A kind of rubber synthesis new material insulation detection device |
-
2009
- 2009-06-29 CN CN2009200973797U patent/CN201583598U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102043128A (en) * | 2010-11-12 | 2011-05-04 | 庄景阳 | Detection method of charging and discharging system |
| CN102043128B (en) * | 2010-11-12 | 2015-06-17 | 庄景阳 | Detection method of charging and discharging system |
| CN107543968A (en) * | 2016-06-28 | 2018-01-05 | 沈阳和新套管有限公司 | A kind of determination methods of condenser-type terminal fuse insulation torrefaction terminal |
| CN110231549A (en) * | 2019-05-14 | 2019-09-13 | 重庆鹏锦塑料有限公司 | A kind of rubber synthesis new material insulation detection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100915 Termination date: 20130629 |