CN108490324A - High-potting phase-sequence changed device - Google Patents
High-potting phase-sequence changed device Download PDFInfo
- Publication number
- CN108490324A CN108490324A CN201810305574.8A CN201810305574A CN108490324A CN 108490324 A CN108490324 A CN 108490324A CN 201810305574 A CN201810305574 A CN 201810305574A CN 108490324 A CN108490324 A CN 108490324A
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- CN
- China
- Prior art keywords
- phase
- conductor
- bulb
- potting
- compression set
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
- G01R1/0416—Connectors, terminals
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a kind of high-potting phase-sequence changed devices, it is rotated by the umbrella tooth band moving-conductor in gearcase, end conductor is equipped with bulb compression set, bulb compression set is equipped with bulb and the contact of three-phase basin center conductor is in rolling contact, tourelle is equipped with spring, it realizes bulb compression, improves contact reliably, reduce contact friction.Device through the invention so that product can be realized after once assembling individually does pressure test to A, B, C three-phase；When one phase does pressure test, other two-phases and the earthing of casing；Realize the alternate pressure test scheme of product.
Description
Technical field
The present invention relates to a kind of high-potting phase-sequence changed devices, for the three phase isolated basin in GIS products or GIS products
Son does manufacture Insulation Test, examines the alternate conversion equipment of phase insulation, belongs to high-voltage switch gear manufacturing technology field.
Background technology
Flash test transformer equipment in home and abroad is all single phase device at present, 220kv and following voltage class
GIS products are all three-phase combined type structures, are all that the merging of A, B, C three-phase is integrally being docked at experiment when doing manufacture Insulation Test
On transformer interface, this operation mode can not examine the phase insulation situation of product, alternate exhausted in causing product to run
Edge problem Frequent Troubles, influence the safe operation of electric line.
Invention content
The technical problem to be solved by the present invention is to：Provide a kind of high pressure examination that can be realized and individually do pressure test to three-phase
Phase-sequence changed device is tested, is solved when how the three phase isolated basin in GIS products or GIS products being done manufacture Insulation Test,
Examination realized to alternate insulation performance, i.e., it is alternate to A, B, C after primary assembly and the problem of experiment is sequentially completed over the ground.
In order to solve the above-mentioned technical problem, the technical solution of the present invention is to provide a kind of high-potting phase sequence converting means
It sets, which is characterized in that including earthing or grounding means and commutation device, earthing or grounding means includes three phase isolated basin, three phase isolated basin
One end is fixedly connected by flange with ground connection shell, and the center conductor of three phase isolated basin is equipped with three-phase conductor, is grounded shell
It is equipped with three-phase ground sealing device, the earth brace for capableing of axial rotation is equipped among three-phase ground sealing device, earth brace
One end is equipped with handle, and the other end of earth brace is connect with one end of the first bulb compression set, and the first bulb compression set is set to
The outside of three-phase conductor；Commutation device includes commutation shell, and the other end of three phase isolated basin is solid by flange and commutation shell
Fixed connection, commutation shell is interior to be equipped with gearcase, and gearcase is fixed on the second conductor, and one end of gearcase and the first conductor connects
It connecing, the other end of the first conductor is connect with one end of the second bulb compression set, and the second bulb compression set is set to sliding block side,
One end of gearcase and insulated tension pole connects, and the other end of insulated tension pole is equipped with handwheel, and be equipped with a pair in gearcase drives simultaneously
The umbrella tooth of insulated tension pole and the rotation of the first conductor.
Preferably, the three phase isolated basin is equipped with seal groove, and seal groove is interior close equipped with the first sealing ring and second
Seal is tightly connected between three phase isolated basin and ground connection shell by the first sealing ring, three phase isolated basin and commutation shell
Between pass through the second sealing ring be tightly connected.
Preferably, the center conductor of the three phase isolated basin and three-phase conductor junction are equipped with shielding case；Insulation is drawn
The both ends of bar are equipped with shading ring.
Preferably, one end of the earth brace is equipped with limiting device, and limiting device is equipped with L-type sliding slot, and handle is set to L
In type sliding slot.
Preferably, the commutation shell is equipped with observation window.
Preferably, it is equipped in the three-phase ground sealing device when earth brace being made to move and the axis of ground connection housing seal is close
Seal apparatus；Rotary sealing appts are equipped between insulated tension pole and commutation shell.
Preferably, the other end of the first bulb compression set and the other end of the second bulb compression set are equipped with
Steel ball and compression spring.
Preferably, when the first bulb compression set and three-phase conductor contact, the first bulb compression set end
Steel ball be extruded retraction；When the second bulb compression set and shoe contact, the steel ball quilt of the second bulb compression set end
Squeeze retraction.
Preferably, when the described second bulb compression set rotation, the steel ball of the second bulb compression set end can be
The end face of sliding block rolls.
Preferably, the steel ball of the second bulb compression set end is externally provided with shielding case.
It is set in the device of the invention there are three earth brace, it is respective to realize that three-phase conductor ground connection, commutation device are revolved equipped with handwheel
Transductant realizes that the conversion of phase insulation experiment, earth brace and conductor are equipped with bulb compression set.
The present invention is rotated by the umbrella tooth band moving-conductor in gearcase, and end conductor is equipped with bulb compression set, bulb pressure
Compression apparatus is equipped with bulb and the contact of three-phase basin center conductor is in rolling contact, and tourelle is equipped with spring, realizes bulb compression, carries
Height contact is reliable, reduces contact friction.
Device through the invention so that product can be realized after once assembling individually does pressure test to A, B, C three-phase；
When one phase does pressure test, other two-phases and the earthing of casing；Realize the alternate pressure test scheme of product.
Description of the drawings
Fig. 1 is a kind of schematic diagram of high-potting phase-sequence changed device；
Fig. 2 is a kind of internal structure schematic diagram of high-potting phase-sequence changed device；
Fig. 3 is the A-A sectional views of Fig. 2.
Specific implementation mode
In order to make the present invention more obvious and understandable, hereby with preferred embodiment, and attached drawing is coordinated to be described in detail below.
The present invention is a kind of high-potting phase-sequence changed device, as shown in Figure 1-Figure 3 comprising earthing or grounding means 1 and commutation
2 two parts of device, earthing or grounding means 1 include three phase isolated basin 1-4, and it is close that the seal groove of three phase isolated basin 1-4 is installed with first
Seal 1-5, three phase isolated basin 1-4 and ground connection shell 1-10 pass through joint seal of flanges, three phase isolated basin 1- with bolt 2-6
Pass through the first sealing ring 1-5 sealings between 4 and ground connection shell 1-10；Three-phase is filled on the center conductor of three phase isolated basin 1-4 to lead
The center conductor of body 1-7, three phase isolated basin 1-4 and the junctions three-phase conductor 1-7 are equipped with shielding case 1-6；It is grounded shell 1-10
It is equipped with three-phase ground sealing device 1-1, the earth brace 1-9 in three-phase ground sealing device 1-1 can be axial by handle 1-2
Rotation, three-phase ground sealing device 1-1 are equipped with limiting device 1-3, and limiting device 1-3 is equipped with L-type sliding slot, as handle 1-2
When in L-type sliding slot, handle 1-2 can slide axially in L-type sliding slot；When handle 1-2 is set to the end in L-type sliding slot and rotation
Enter limiting slot after turning 30 ° to position, handle 1-2 limits the axial movement of handle 1-2, earth brace 1-9 on being stuck in L-type sliding slot
End and the first bulb compression set 1-8 are threadedly coupled, and for adjusting dimensional discrepancy, first one end bulb compression set 1-8 is set
There are steel ball and compression spring, the first bulb compression set 1-8 is set to the outside of three-phase conductor 1-7, i.e., as the first bulb compression set 1-8
When pushing, the first bulb compression set 1-8 and three-phase conductor 1-7 contacts, the steel ball of the first bulb compression set 1-8 squeeze retraction
2mm, contact is more reliable, and the first bulb compression set 1-8 can ensure that three-phase conductor 1-7 ground connection is good；Three-phase ground sealing device
It is equipped with shaft sealer in 1-1, when earth brace 1-9 being made to move and is grounded shell 1-10 sealings, it is air tight.
Commutation device 2 includes commutation shell 2-4, and the seal groove of three phase isolated basin 1-4 is installed with the second sealing ring 2-5,
Three phase isolated basin 1-4 and commutation shell 2-4 passes through joint seal of flanges, three phase isolated basin 1-4 and commutation shell with bolt 2-6
Pass through the second sealing ring 2-5 sealings between body 2-4；Gearcase 2-3 is fixed on the second conductor 2-7；One end of first conductor 2-2
On gearcase 2-3, the other end of the first conductor 2-2 is equipped with the second bulb compression set 2-1, the second bulb compression set 2-
1 and first conductor 2-2 be threadedly coupled, the upper one end contacted with sliding block 2-8 the second bulb compression set 2-1 is equipped with steel ball and pressure
Spring, the second bulb compression set 2-1 can adjust the decrement of steel ball, the second bulb compression set 2-1 and sliding block 2-8 contacts
When, the steel ball of the second bulb compression set 2-1 squeezes retraction 2mm, and when the second bulb compression set 2-1 rotations, steel ball can be
The end face of sliding block 2-8 rolls, and reduces friction, and the steel ball of the second bulb compression set 2-1 is externally provided with shielding case；Handwheel 2-11 is mounted in
Rotary sealing appts 2-10, insulated tension pole 2-9 are installed in the one end insulated tension pole 2-9 between insulated tension pole 2-9 and commutation shell 2-4
The other end a pair of of umbrella tooth is equipped on the gearcase 2-3, in gearcase 2-3, handwheel 2-11 rotations drive insulated tension pole 2-9 rotations
Turn, the first conductor 2-2 and the second bulb compression set 2-1 rotations are driven by the umbrella tooth in gearcase 2-3；Insulated tension pole 2-9
Both ends are equipped with shading ring 2-12；Observation window 2-13 there are two being set on commutation shell 2-4, two 45 ° of observation window 2-13 axis angles.
Device through the invention a so that when phase does high-potting, corresponding earth brace pulls open, other two-phases and shell
Ground connection, i.e., other two corresponding earth braces are axially pressed onto restraining position, and the steel ball of bulb compression set and corresponding conductor connect
It touches, realizes that three phase isolated experiment is completed in phase insulation examination, primary assembly.
Claims (10)
1. a kind of high-potting phase-sequence changed device, which is characterized in that including earthing or grounding means (1) and commutation device (2), ground connection dress
It includes three phase isolated basin (1-4) to set (1), and one end of three phase isolated basin (1-4) is solid with ground connection shell (1-10) by flange
The center conductor of fixed connection, three phase isolated basin (1-4) is equipped with three-phase conductor (1-7), and ground connection shell (1-10) is equipped with three
Mutually ground connection sealing device (1-1), three-phase ground sealing device (1-1) is intermediate to be equipped with the earth brace (1-9) for capableing of axial rotation, connects
One end of the thin end of the scroll (1-9) is equipped with handle (1-2), one end of the other end of earth brace (1-9) and the first bulb compression set (1-8)
Connection, the first bulb compression set (1-8) are set to the outside of three-phase conductor (1-7)；Commutation device (2) includes commutation shell (2-
4), the other end of three phase isolated basin (1-4) is fixedly connected by flange with commutation shell (2-4), is set in commutation shell (2-4)
There are gearcase (2-3), gearcase (2-3) to be fixed on the second conductor (2-7), gearcase (2-3) and the one of the first conductor (2-2)
End connection, the other end of the first conductor (2-2) are connect with one end of the second bulb compression set (2-1), the second bulb compression dress
It sets (2-1) and is set to the side sliding block (2-8), gearcase (2-3) is connect with one end of insulated tension pole (2-9), insulated tension pole (2-9)
The other end is equipped with handwheel (2-11), is equipped with a pair of in gearcase (2-3) while driving insulated tension pole (2-9) and the first conductor (2-
2) umbrella tooth rotated.
2. a kind of high-potting phase-sequence changed device as described in claim 1, which is characterized in that the three phase isolated basin
(1-4) is equipped with seal groove, and the first sealing ring (1-5) and the second sealing ring (2-5), three phase isolated basin are equipped in seal groove
It is tightly connected by the first sealing ring (1-5) between (1-4) and ground connection shell (1-10), three phase isolated basin (1-4) and commutation
It is tightly connected by the second sealing ring (2-5) between shell (2-4).
3. a kind of high-potting phase-sequence changed device as described in claim 1, which is characterized in that the three phase isolated basin
The junction center conductor and three-phase conductor (1-7) of (1-4) is equipped with shielding case (1-6)；The both ends of insulated tension pole (2-9) are equipped with screen
Cover ring (2-12).
4. a kind of high-potting phase-sequence changed device as described in claim 1, which is characterized in that the earth brace (1-9)
One end be equipped with limiting device (1-3), limiting device (1-3) be equipped with L-type sliding slot, handle (1-2) be set to L-type sliding slot in.
5. a kind of high-potting phase-sequence changed device as described in claim 1, which is characterized in that the commutation shell (2-
4) it is equipped with observation window (2-13).
6. a kind of high-potting phase-sequence changed device as described in claim 1, which is characterized in that the three-phase ground sealing
The shaft sealer that when earth brace (1-9) being made to move and ground connection shell (1-10) seals is equipped in device (1-1)；Insulated tension pole
Rotary sealing appts (2-10) are equipped between (2-9) and commutation shell (2-4).
7. a kind of high-potting phase-sequence changed device as described in claim 1, which is characterized in that the first bulb compression
The other end of the other end of device (1-8) and the second bulb compression set (2-1) is equipped with steel ball and compression spring.
8. a kind of high-potting phase-sequence changed device as claimed in claim 7, which is characterized in that when the first bulb pressure
When compression apparatus (1-8) and three-phase conductor (1-7) contact, the steel ball of first end bulb compression set (1-8) is extruded retraction；When
When second bulb compression set (2-1) and sliding block (2-8) contact, the steel ball of second end bulb compression set (2-1) is extruded
Retraction.
9. a kind of high-potting phase-sequence changed device as claimed in claim 8, which is characterized in that when the second bulb pressure
When compression apparatus (2-1) rotates, the steel ball of second end bulb compression set (2-1) can be rolled in the end face of sliding block (2-8).
10. a kind of high-potting phase-sequence changed device as claimed in claim 7, which is characterized in that the second bulb pressure
The steel ball of the end compression apparatus (2-1) is externally provided with shielding case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810305574.8A CN108490324A (en) | 2018-04-04 | 2018-04-04 | High-potting phase-sequence changed device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810305574.8A CN108490324A (en) | 2018-04-04 | 2018-04-04 | High-potting phase-sequence changed device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108490324A true CN108490324A (en) | 2018-09-04 |
Family
ID=63314935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810305574.8A Pending CN108490324A (en) | 2018-04-04 | 2018-04-04 | High-potting phase-sequence changed device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108490324A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109507498A (en) * | 2018-11-06 | 2019-03-22 | 河南平高电气股份有限公司 | A kind of experimental rig for three-phase switching |
| CN111366818A (en) * | 2018-12-26 | 2020-07-03 | 西安西电高压开关有限责任公司 | Conversion device for carrying out withstand voltage test on three-phase box-shared GIS equipment |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3987260A (en) * | 1974-12-05 | 1976-10-19 | I-T-E Imperial Corporation | Ground and test connection for SF6 insulated bus |
| CN201369277Y (en) * | 2009-01-09 | 2009-12-23 | 河南平高电气股份有限公司 | Disconnecting-grounding switch |
| CN201548578U (en) * | 2009-10-13 | 2010-08-11 | 中国西电电气股份有限公司 | Three-phase change-over switch used for GIS product test butt joint |
| CN102073003A (en) * | 2011-02-16 | 2011-05-25 | 上海思源高压开关有限公司 | Insulation test tool for gas-insulated metal-enclosed switchgear (GIS) |
| CN203178414U (en) * | 2013-01-17 | 2013-09-04 | 国家电网公司 | Auxiliary apparatus used for voltage withstanding test |
| CN107831424A (en) * | 2017-11-27 | 2018-03-23 | 许继（厦门）智能电力设备股份有限公司 | One kind is used for GIS intervals pressure test test device |
| CN208109988U (en) * | 2018-04-04 | 2018-11-16 | 正泰电气股份有限公司 | A kind of high-potting phase-sequence changed device |
-
2018
- 2018-04-04 CN CN201810305574.8A patent/CN108490324A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3987260A (en) * | 1974-12-05 | 1976-10-19 | I-T-E Imperial Corporation | Ground and test connection for SF6 insulated bus |
| CN201369277Y (en) * | 2009-01-09 | 2009-12-23 | 河南平高电气股份有限公司 | Disconnecting-grounding switch |
| CN201548578U (en) * | 2009-10-13 | 2010-08-11 | 中国西电电气股份有限公司 | Three-phase change-over switch used for GIS product test butt joint |
| CN102073003A (en) * | 2011-02-16 | 2011-05-25 | 上海思源高压开关有限公司 | Insulation test tool for gas-insulated metal-enclosed switchgear (GIS) |
| CN203178414U (en) * | 2013-01-17 | 2013-09-04 | 国家电网公司 | Auxiliary apparatus used for voltage withstanding test |
| CN107831424A (en) * | 2017-11-27 | 2018-03-23 | 许继（厦门）智能电力设备股份有限公司 | One kind is used for GIS intervals pressure test test device |
| CN208109988U (en) * | 2018-04-04 | 2018-11-16 | 正泰电气股份有限公司 | A kind of high-potting phase-sequence changed device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109507498A (en) * | 2018-11-06 | 2019-03-22 | 河南平高电气股份有限公司 | A kind of experimental rig for three-phase switching |
| CN111366818A (en) * | 2018-12-26 | 2020-07-03 | 西安西电高压开关有限责任公司 | Conversion device for carrying out withstand voltage test on three-phase box-shared GIS equipment |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20180904 |