CN109188031A - A kind of 10KV ring network cabinet industrial frequency withstand voltage joint test device and its manufacturing method - Google Patents
A kind of 10KV ring network cabinet industrial frequency withstand voltage joint test device and its manufacturing method Download PDFInfo
- Publication number
- CN109188031A CN109188031A CN201811111948.9A CN201811111948A CN109188031A CN 109188031 A CN109188031 A CN 109188031A CN 201811111948 A CN201811111948 A CN 201811111948A CN 109188031 A CN109188031 A CN 109188031A
- Authority
- CN
- China
- Prior art keywords
- connecting rod
- insulation sleeve
- withstand voltage
- industrial frequency
- ring network
- Prior art date
- 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
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R3/00—Apparatus or processes specially adapted for the manufacture or maintenance of measuring instruments, e.g. of probe tips
-
- 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
- G01R31/20—Preparation of articles or specimens to facilitate testing
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Relating To Insulation (AREA)
Abstract
The invention discloses a kind of 10KV ring network cabinet industrial frequency withstand voltage joint test device and its manufacturing methods; including connecting rod and it is fixedly installed the interconnecting piece at connecting rod both ends and the insulating protective layer that is sleeved on outside connecting rod; wherein the connecting rod is made of hollow metal pipe; the interconnecting piece is bolt; the invention has shrinkable insulating sheath; safe distance deficiency causes the problem of discharging during not only solving industrial frequency withstand voltage, and improves work efficiency.
Description
Technical field
The invention belongs to field of electrical equipment, in particular to a kind of 10KV ring network cabinet industrial frequency withstand voltage joint test device and its
Manufacturing method.
Background technique
SF6 ring network cabinet has the advantages that small in size, compact-sized.But while small in size, to the industrial frequency withstand voltage of product
Test causes very big problem, and 10kV standard electrical gap is 125mm, and the normal pitch of conventional SF6 ring network cabinet casing is
107mm, a normal space is 371mm, is not able to satisfy the technical requirements of electric clearance 125mm, meeting during industrial frequency withstand voltage
It causes alternate or relatively discharges, security risk is caused to product and testing equipment.
In order to overcome the problems, such as the insufficient caused electric discharge of safe distance during industrial frequency withstand voltage, the present invention provides a kind of pressure resistance
Connecting rod, and shrinkable insulating sheath is had, safe distance deficiency causes during which not only solves industrial frequency withstand voltage
The problem of electric discharge, and improve work efficiency.
Summary of the invention
Technical assignment of the invention is to provide a kind of 10KV ring network cabinet industrial frequency withstand voltage for the above prior art deficiency
Joint test device and its manufacturing method.
The technical solution adopted by the present invention to solve the technical problems is a kind of 10KV ring network cabinet industrial frequency withstand voltage joint test
Device and its manufacturing method including connecting rod and are fixedly installed the interconnecting piece at connecting rod both ends and are sleeved on outside connecting rod
Insulating protective layer, wherein the connecting rod is made of hollow metal pipe, the interconnecting piece is bolt.
It is further used as preferably, the hollow metal pipe diameter is 35mm, length 500mm, and the hollow metal pipe
For steel pipe.
It is further used as preferably, further includes inner conductors, the inner conductors are BVR10mm2 copper conductor, length is
500mm, the inner conductors are set on the central axes of hollow metal pipe, and hollow metal pipe itself is also used as conductor conduction still
Its resistance value is relatively large, therefore is provided with inner conductors to reduce components conductive resistance value spy.
It is further used as preferably, the bolt length is 30mm.
It is further used as preferably, the insulating protective layer includes connecting rod insulation sleeve and end skirt insulation sleeve, the company
Extension bar insulation sleeve and end skirt insulation sleeve are heat-shrinkable T bush, wherein the connecting rod insulation sleeve is set in connecting rod, institute
2/3rds suits of end skirt insulation sleeve are stated with connecting rod one end, in addition one third does not contact the company for being wrapped in local terminal
Socket part.
It is further used as the interconnecting piece of preferred end skirt insulation sleeve one end.
The device is manufactured by following steps:
Step 1: interception diameter be 35mm, the steel pipe that length is 500mm, processing of rust removing；
Step 2: inner conductors are placed in steel duct, the both ends of inner conductors and the interconnecting piece for being divided into connecting rod both ends are solid
Fixed connection；
Step 3: the both ends with connecting rod are welded and fixed in the interconnecting piece for connecting inner conductors respectively, guarantee the axis of interconnecting piece
Line is overlapped with the central axes of connecting rod；
Step 4: connecting rod surface is uniformly smeared to insulation silicone grease；
Step 5: connecting rod insulation sleeve is set in be coated with insulation silicone grease connecting rod on, and pyrocondensation to connecting rod insulation sleeve without
Fold it is coated in connecting rod；
Step 6: the connecting rod that step 5 is obtained wherein uniformly smears insulation silicone grease on the outside of the connecting rod insulation sleeve of one end,
The half that length is skirt insulation sleeve length is smeared, then the half of skirt insulation sleeve is sleeved on to the connection for being coated with insulation silicone grease
Bar one end, and by part pyrocondensation that skirt insulation sleeve is set in connecting rod to spreading on connecting rod insulation sleeve, non-heat shrink portion
It is in skirt with heat shrink portion.
Originally it is that advantageous effect of the invention is:
1, the present invention efficiently solves the problems, such as the electric discharge due to caused by safe distance deficiency during industrial frequency withstand voltage, avoids because of electric discharge
And power supply unit is caused to damage, it ensure that the safe operation of electrical equipment, while more ensure that the personal safety of staff；
2, apparatus of the present invention design is simple, and material is easy to get, and can be effectively reduced production cost.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Specific embodiment
Workflow of the invention is described below referring to Figure of description:
As shown in Figure 1, a kind of 10KV ring network cabinet industrial frequency withstand voltage joint test device, including connecting rod 1 and fixed setting connection
The interconnecting piece 2 at 1 both ends of bar and the insulating protective layer being sleeved on outside connecting rod 1, wherein the connecting rod 1 is by hollow metal control
At the interconnecting piece 2 is bolt.
It is further used as preferably, the hollow metal pipe diameter is 35mm, length 500mm, and the hollow metal pipe
For steel pipe.
It is further used as preferably, further includes inner conductors 3, the inner conductors 3 are BVR10mm2 copper conductor, length is
500mm, the inner conductors 3 are set on the central axes of hollow metal pipe, and inner conductors 3 connect both ends interconnecting piece 2, it is ensured that work
Frequency pressure voltage is not influenced by connecting material.
It is further used as preferably, the bolt is M16x30mm, and bolt is 8.8 grades, which is that casing is general
Model, it is easy to disassemble, it improves work efficiency.
It is further used as preferably, the insulating protective layer includes connecting rod insulation sleeve 4 and end skirt insulation sleeve 5, described
Connecting rod insulation sleeve 4 and end skirt insulation sleeve 5 are heat-shrinkable T bush, most preferably 35kV heat-shrinkable T bush, wherein the connection
Bar insulation sleeve 4 is set in connecting rod 1, and 2/3rds of the end skirt insulation sleeve 5 are set with 1 one end of connecting rod, separately
Outer one third does not contact 1 end of interconnecting piece 2 and connecting rod being wrapped in end, and is set in the end skirt of 1 end of connecting rod
Half pyrocondensation to the corrugationless of shape insulation sleeve 5 is wrapped in connection dry 1, is thus completely encapsulated in ring network cabinet connection end part
In 35kV heat-shrink tube, and cabinet body and alternate isolation, to improve the reliability of pressure test.
Be further used as preferably, in connecting rod 1 with end skirt insulation sleeve with end interconnecting piece 2 be ring network cabinet interconnecting piece,
The interconnecting piece 2 of the other end is pressure-resistant equipment high-pressure side interconnecting piece.
The device is manufactured by step once:
Step 1: interception diameter be 35mm, the steel pipe that length is 500mm, processing of rust removing；
Step 2: inner conductors 3 are placed in steel duct, the both ends of inner conductors 1 and the interconnecting piece for being divided into 1 both ends of connecting rod
2 are fixedly connected；
The interconnecting piece 2 for being connected with inner conductors 3: being respectively welded the both ends for being fixed on connecting rod 1 by step 3, guarantees interconnecting piece 2
Central axes be overlapped with the central axes of connecting rod 1；
Step 4: 1 surface of connecting rod is uniformly smeared to insulation silicone grease；
Step 5: connecting rod insulation sleeve 4 being set in the connecting rod 1 for being coated with insulation silicone grease, and pyrocondensation is to connecting rod insulation sleeve 4
Corrugationless it is coated in connecting rod 1；
Step 6: insulating silicon is uniformly smeared in the outside of connecting rod insulation sleeve 4 of the connecting rod 1 that step 5 is obtained wherein one end
Rouge smears the one third that length is skirt insulation sleeve length, and being sleeved on for skirt insulation sleeve is then coated with insulation silicone grease
Connecting rod one end, and by the pyrocondensation of skirt insulation sleeve to spreading on connecting rod insulation sleeve, and heat shrink portion is coated with insulation silicone grease range,
Non- heat shrink portion and heat shrink portion are in skirt.
Invention is exemplarily described in above-mentioned combination attached drawing, it is clear that the present invention implements not by aforesaid way
Limitation, as long as using this insubstantial improvement that the inventive concept and technical scheme of the present invention carry out, or not improved by hair
Bright conception and technical scheme directly apply to other occasions, within the scope of the present invention.
Claims (6)
1. a kind of 10KV ring network cabinet industrial frequency withstand voltage joint test device, it is characterised in that: set including connecting rod (1) and fixation
It sets the interconnecting piece (2) at connecting rod (1) both ends and is sleeved on the external insulating protective layer of connecting rod (1), wherein the connecting rod (1)
It is made of hollow metal pipe, the interconnecting piece (2) is bolt.
2. a kind of 10KV ring network cabinet industrial frequency withstand voltage joint test device according to claim 1, it is characterised in that: in described
Empty metal pipe diameter is 35mm, length 500mm, and the hollow metal pipe is steel pipe.
3. a kind of 10KV ring network cabinet industrial frequency withstand voltage joint test device according to claim 1, it is characterised in that: further include
Inner conductors (3), the inner conductors (3) are BVR10mm2 copper conductor, length 500mm, and the inner conductors (3) are set to
On the central axes of hollow metal pipe.
4. a kind of 10KV ring network cabinet industrial frequency withstand voltage joint test device according to claim 1, it is characterised in that: the spiral shell
Bolt length is 30mm.
5. a kind of 10KV ring network cabinet industrial frequency withstand voltage joint test device according to claim 1, it is characterised in that: described exhausted
Edge protective layer includes connecting rod insulation sleeve (4) and end skirt insulation sleeve (5), the connecting rod insulation sleeve (4) and end skirt
Insulation sleeve (5) is heat-shrinkable T bush, wherein the connecting rod insulation sleeve (4) is set on connecting rod (1), the end skirt is exhausted
2/3rds of edge set (5) are set with connecting rod (1) one end, in addition one third does not contact the interconnecting piece being wrapped in end
(2) and connecting rod (1) end.
6. a kind of manufacturer of 10KV ring network cabinet industrial frequency withstand voltage joint test device according to any one of claims 1 to 5
Method, it is characterised in that: the following steps are included:
Step 1: interception diameter be 35mm, the steel pipe that length is 500mm, processing of rust removing；
Step 2: being placed in steel duct for inner conductors (3), the both ends of inner conductors (1) and is divided into connecting rod (1) both ends
Interconnecting piece (2) is fixedly connected；
The interconnecting piece (2) for being connected with inner conductors (3): being respectively welded the both ends for being fixed on connecting rod (1) by step 3, guarantees to connect
The central axes of socket part (2) are overlapped with the central axes of connecting rod (1)；
Step 4: connecting rod (1) surface is uniformly smeared to insulation silicone grease；
Step 5: connecting rod insulation sleeve (4) is set in the connecting rod (1) for being coated with insulation silicone grease, and pyrocondensation is exhausted to connecting rod
Edge set (4) corrugationless it is coated on connecting rod (1)；
Step 6: insulation is uniformly smeared on the outside of the connecting rod insulation sleeve (4) of the connecting rod (1) that step 5 is obtained wherein one end
Silicone grease smears the one third that length is skirt insulation sleeve length, being sleeved on for skirt insulation sleeve is then coated with insulation silicone grease
Connecting rod one end, and by the pyrocondensation of skirt insulation sleeve to spreading on connecting rod insulation sleeve, and heat shrink portion is coated with insulation silicone grease model
It encloses, non-heat shrink portion and heat shrink portion are in skirt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811111948.9A CN109188031A (en) | 2018-09-25 | 2018-09-25 | A kind of 10KV ring network cabinet industrial frequency withstand voltage joint test device and its manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811111948.9A CN109188031A (en) | 2018-09-25 | 2018-09-25 | A kind of 10KV ring network cabinet industrial frequency withstand voltage joint test device and its manufacturing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109188031A true CN109188031A (en) | 2019-01-11 |
Family
ID=64909506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811111948.9A Pending CN109188031A (en) | 2018-09-25 | 2018-09-25 | A kind of 10KV ring network cabinet industrial frequency withstand voltage joint test device and its manufacturing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109188031A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202631573U (en) * | 2012-05-10 | 2012-12-26 | 建德市供电局 | Lead rod used for pressure-tight test of ring main unit |
| CN203150923U (en) * | 2013-03-20 | 2013-08-21 | 江苏帝一集团有限公司 | Insulated bus connecting device for ring network cabinet |
| CN203310864U (en) * | 2013-04-26 | 2013-11-27 | 国家电网公司 | Cable terminal T head test electrode |
| CN103682862A (en) * | 2013-12-25 | 2014-03-26 | 航天科工深圳（集团）有限公司 | Cable plug connector of ring main unit |
| CN203929979U (en) * | 2014-06-11 | 2014-11-05 | 吉林省金冠电气股份有限公司 | A kind of 24 kilovolts of C-GIS ring main unit insulation test devices |
| CN204989399U (en) * | 2015-05-29 | 2016-01-20 | 国家电网公司 | 10kV looped netowrk cabinet ac voltage withstand test testing arrangement |
| CN207528786U (en) * | 2017-12-07 | 2018-06-22 | 深圳供电局有限公司 | Join in marriage net looped netowrk cabinet withstand voltage test insulating boot |
-
2018
- 2018-09-25 CN CN201811111948.9A patent/CN109188031A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202631573U (en) * | 2012-05-10 | 2012-12-26 | 建德市供电局 | Lead rod used for pressure-tight test of ring main unit |
| CN203150923U (en) * | 2013-03-20 | 2013-08-21 | 江苏帝一集团有限公司 | Insulated bus connecting device for ring network cabinet |
| CN203310864U (en) * | 2013-04-26 | 2013-11-27 | 国家电网公司 | Cable terminal T head test electrode |
| CN103682862A (en) * | 2013-12-25 | 2014-03-26 | 航天科工深圳（集团）有限公司 | Cable plug connector of ring main unit |
| CN203929979U (en) * | 2014-06-11 | 2014-11-05 | 吉林省金冠电气股份有限公司 | A kind of 24 kilovolts of C-GIS ring main unit insulation test devices |
| CN204989399U (en) * | 2015-05-29 | 2016-01-20 | 国家电网公司 | 10kV looped netowrk cabinet ac voltage withstand test testing arrangement |
| CN207528786U (en) * | 2017-12-07 | 2018-06-22 | 深圳供电局有限公司 | Join in marriage net looped netowrk cabinet withstand voltage test insulating boot |
Non-Patent Citations (1)
| Title |
|---|
| 国家能源局电力业务资质管理中心: "《电工进网作业许可考试参考教材 高压类实操部分》", 30 June 2016, 《浙江人民出版社》 * |
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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 |
Application publication date: 20190111 |
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| RJ01 | Rejection of invention patent application after publication |