CN110211783A - A kind of testing transformer - Google Patents
A kind of testing transformer Download PDFInfo
- Publication number
- CN110211783A CN110211783A CN201910532611.3A CN201910532611A CN110211783A CN 110211783 A CN110211783 A CN 110211783A CN 201910532611 A CN201910532611 A CN 201910532611A CN 110211783 A CN110211783 A CN 110211783A
- Authority
- CN
- China
- Prior art keywords
- testing transformer
- ceramic coat
- cover board
- reinforced plastic
- terminal
- 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.)
- Granted
Links
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
- G01R1/28—Provision in measuring instruments for reference values, e.g. standard voltage, standard waveform
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/02—Casings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/29—Terminals; Tapping arrangements for signal inductances
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/32—Insulating of coils, windings, or parts thereof
- H01F27/324—Insulation between coil and core, between different winding sections, around the coil; Other insulation structures
Abstract
The present invention discloses a kind of testing transformer, including body, and connecting terminal is provided at the top of the body, and body front bottom is provided with leading-out terminal daughter board, is provided with outlet terminal body on the outside of the outlet terminal of the leading-out terminal daughter board.Testing transformer, by adding steel ring on body, insulation sleeve, HDPE casing, glass reinforced plastic sleeve, and form seal chamber, iron core in pair of wire connection terminals carries out substantial protection, when ceramic coat body on the outside is surprisingly worn, due to the design with seal chamber, glass reinforced plastic sleeve will not be followed and is crushed together, reinforce protecting effect, enhance the corrosion-resistant anti-aging property of connecting terminal, it does not influence to work on simultaneously, the design of seal chamber, the power that shatters of ceramic coat body on the outside of when making to be hit will not be transferred on glass reinforced plastic sleeve, and the design of seal chamber also has the effect of moisture-proof and fire-retardant, the insulation sleeve of steel ring and package, make it have certain mechanical strength and rigidity.
Description
Technical field
The present invention relates to transformer technology field, specially a kind of testing transformer.
Background technique
Pressing testing transformer is a kind of testing equipment for doing transformer test indispensability, it is in the property such as no-load transformer, load
Effect in matter test is: supply voltage being increased to the voltage rating needed for testing transformer, reaches testing standard requirement.
Power frequency testing transformer is mainly used for that various insulating materials, insulation system and electric product etc. is examined to be resistant to power frequency electric
The dielectric level of pressure is done if power frequency testing transformer is used alone by the Insulation Test of testing transformer, in generator
The moment of the non-boosted output voltages of combined floodgate power transmission, power frequency testing transformer can export very high voltage, exceed specified electricity sometimes
Pressure, this does not allow in testing regulations.
As the continuous upgrading of electric system expands, the failure rate of various power equipments is also higher and higher, each in order to improve
The reliability of high voltage electric equipment in the process of running, insulate to various high voltage electric equipments, electric elements, insulating materials
Strength test is the-essential work of item.HT testing transformer is as a kind of various high voltage electric equipment insulating properties of detection
The experimental rig of energy, the overvoltage ability for detecting insulation defect present in each component, measuring each component, currently,
It is used widely in electric system, industrial and mining enterprises, scientific research department.
In the prior art, there are body intensity is low, frangible, perishable defect, distributing board portion, which protects interconnecting piece, is imitated
Fruit is poor, and terminal is perishable, easy to damp, inflammable, and existing safeguard procedures are not easy to introduce on cable, influences assembled in situ.
Summary of the invention
The purpose of the present invention is to provide a kind of testing transformers, to solve the problems mentioned in the above background technology.
To achieve the above object, the invention provides the following technical scheme: a kind of testing transformer, including body, the device
It is provided with connecting terminal at the top of body, body front bottom is provided with leading-out terminal daughter board；
The connecting terminal includes a ceramic coat body, and the inner sidewall fitting of the ceramic coat body is provided with HDPE casing, institute
It states and is provided with glass reinforced plastic sleeve on the inside of ceramic coat body, the top sealing of the ceramic coat body and glass reinforced plastic sleeve, which fastens, to be had
Plate is covered, forms seal chamber between the ceramic coat body and glass reinforced plastic sleeve.
Preferably, the lateral wall of the ceramic coat body is provided with annular wing plate, and the bottom of the annular wing plate is provided with
The lateral wall tight of the steel ring being socketed on ceramic coat body, the steel ring has insulation sleeve.
Preferably, the insulation sleeve is acetal enameled wire.
Preferably, outlet terminal body, the leading-out terminal sub-set are provided on the outside of the outlet terminal of the leading-out terminal daughter board
Body includes the lower body with leading-out terminal daughter board Joint, and upper sleeve body, the bottom of the upper sleeve body are arranged at the top of the lower body
End is connected by compressed spring with lower body, and the inner cavity top of the upper sleeve body is hinged with cover board, the bottom surface of the cover board close to
Hinge point, which installs, is equipped with torsionspring.
Preferably, the placing groove for accommodating cover board is provided at the top of the inner sidewall of the upper sleeve body.
Preferably, accommodating chamber, the torsion are offered at the top of the inner sidewall of the inside bottom surface wall of the cover board and placing groove
Spring bending is placed in accommodating chamber.
Preferably, the bottom inside of the upper sleeve body is provided with snap-gauge B, and the top outer wall of the lower body is provided with card
Plate A, the snap-gauge A and snap-gauge B contradict each other.
Preferably, the inner sidewall top edge of the upper sleeve body is provided with edge plate, and the cover board contacts at edge plate
Bottom.
Preferably, the quantity of the cover board is at least 2.
Preferably, gasket is provided between two neighboring cover board.
Compared with prior art, the beneficial effects of the present invention are:
One, testing transformer by adding steel ring, insulation sleeve, HDPE casing, glass reinforced plastic sleeve on body, and is formed close
Chamber is sealed, the iron core in pair of wire connection terminals carries out substantial protection, when ceramic coat body on the outside is surprisingly worn, due to close
The design of chamber is sealed, glass reinforced plastic sleeve will not be followed and is crushed together, reinforced protecting effect, enhanced the corrosion-resistant anti-aging of connecting terminal
Performance, while not influencing to work on, the design of seal chamber, when making to be hit on the outside of the power that shatters of ceramic coat body will not
It is transferred on glass reinforced plastic sleeve, and the design of seal chamber also has the effect of moisture-proof and fire-retardant, the insulation sleeve of steel ring and package,
Make it have certain mechanical strength and rigidity.
Two, testing transformer, upper sleeve body and lower body and cover board form the protection body on the outside of an outlet terminal, to outlet
Terminal is protected, and the cover board fastening of body is closed body after extraction cable, and easy-to-connect is reliable, to terminal anti-corrosion
It loses, is moisture-proof, fire-retardant, terminal board introduces convenient for cable and has enough spaces.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is connection terminal structure schematic diagram of the invention；
Fig. 3 is outlet terminal sheath structure schematic diagram of the invention.
In figure: 1, body, 2, connecting terminal, 201, capping plate, 202, seal chamber, 203, ceramic coat body, 204, steel ring,
205, insulation sleeve, 206, HDPE casing, 207, glass reinforced plastic sleeve, 3, leading-out terminal daughter board, 4, outlet terminal body, 401, upper set
Body, 402, cover board, 403, edge plate, 404, torsionspring, 405, accommodating chamber, 406, placing groove, 407, snap-gauge A, 408, snap-gauge
B, 409, lower body, 410, compressed spring.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The present invention provides a kind of technical solution:
Referring to Fig. 1, a kind of testing transformer, including body 1, connecting terminal 2, the positive bottom of body 1 are provided at the top of body 1
It is provided with leading-out terminal daughter board 3；
Referring to Fig. 2, connecting terminal 2 includes a ceramic coat body 203, the inner sidewall fitting of ceramic coat body 203 is provided with
HDPE casing 206, HDPE casing 206 are bonded on ceramic coat body 203, enhance connecting terminal 2 by setting HDPE casing 206
Corrosion-resistant anti-aging property, the inside of ceramic coat body 203 is provided with glass reinforced plastic sleeve 207,207 butted line of glass reinforced plastic sleeve
Iron core in terminal 2 carries out substantial protection, when ceramic coat body 203 on the outside is surprisingly worn, due to seal chamber 202
Design, glass reinforced plastic sleeve 207 will not follow and be crushed together, reinforce protecting effect, while not influencing to work on, ceramic coat
The top sealing of body 203 and glass reinforced plastic sleeve 207, which fastens, capping plate 201, ceramic coat body 203 and glass reinforced plastic sleeve 207 it
Between form seal chamber 202, by the design of seal chamber 202, when making to be hit on the outside of ceramic coat body 203 shatter power not
It can be transferred on glass reinforced plastic sleeve 207, and the design of seal chamber 202 also has the effect of moisture-proof and fire-retardant, ceramic coat body
203 lateral wall is provided with annular wing plate, and the bottom of annular wing plate is provided with the steel ring 204 being socketed on ceramic coat body 203,
The lateral wall tight of steel ring 204 has insulation sleeve 204, and insulation sleeve 204 is acetal enameled wire, passes through design steel ring 204 and packet
The insulation sleeve 204 wrapped up in makes it have certain mechanical strength and rigidity；
Referring to Fig. 3, outlet terminal body 4 is provided on the outside of the outlet terminal of leading-out terminal daughter board 3, by outlet terminal peripheral hardware
Body to be set, outlet terminal is protected, outlet terminal body 4 includes the lower body 409 with 3 Joint of leading-out terminal daughter board, under
The top of body 409 is arranged with upper sleeve body 401, and the bottom end of the upper sleeve body 401 passes through compressed spring 410 and lower 409 phase of body
Even, by the design of upper sleeve body 401 and lower body 409, make set that there is certain space in vivo, be inserted into convenient for plug, upper sleeve body
401 inner cavity top is hinged with cover board 402, and the bottom surface of cover board 402 is installed close to hinge point is equipped with torsionspring 404, normally
Under state, cover board 402 passes through the tension seal outlet terminal body 4 of torsionspring 404, and it is relatively closed to make to cover formation one in vivo
Space, to outlet terminal carry out protective treatment, when being plugged on outlet terminal, plug opens cover board 402 and moves downward, and pushes away
Dynamic upper sleeve body 401, which moves downward, is inserted into plug on outlet terminal, and the quantity of cover board 402 is 2, two neighboring cover board 402
Between be provided with gasket, the placing groove 406 for accommodating cover board 402, cover board are provided at the top of the inner sidewall of upper sleeve body 401
Accommodating chamber 405 is offered at the top of 402 inside bottom surface wall and the inner sidewall of placing groove 406,404 bending of torsionspring is placed on appearance
It receives in chamber 405, presses torsionspring 404 using the design of accommodating chamber 405, when moving downward cover board 402 and be in accommodating chamber 405
In, the downward fastening of cover board 402 is not influenced, and the bottom inside of upper sleeve body 401 is provided with snap-gauge B408, the top of lower body 409
Lateral wall is provided with snap-gauge A407, and snap-gauge A407 contradicts each other with snap-gauge B408, passes through the design of snap-gauge A407 and snap-gauge B408
The up and down motion distance of upper sleeve body 401 is limited, the inner sidewall top edge of upper sleeve body 401 is provided with edge plate 403, cover board 402
The bottom for contacting at edge plate 403 makes cover board 402 contact at edge plate 403 when resetting upwards by the design of edge plate 403
On, its position is limited, cover board 402 is made to be sealed on 401 top position of upper sleeve body.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (10)
1. a kind of testing transformer, including body (1), body (1) top is provided with connecting terminal (2), the body (1)
Positive bottom is provided with leading-out terminal daughter board (3), it is characterised in that:
The connecting terminal (2) includes a ceramic coat body (203), and the inner sidewall of the ceramic coat body (203) is bonded setting
Have HDPE casing (206), is provided with glass reinforced plastic sleeve (207) on the inside of the ceramic coat body (203), the ceramic coat body
(203) fastening with the top of glass reinforced plastic sleeve (207) sealing has capping plate (201), the ceramic coat body (203) and glass reinforced plastic
Seal chamber (202) are formed between casing (207).
2. a kind of testing transformer according to claim 1, it is characterised in that: the outside of the ceramic coat body (203)
Wall is provided with annular wing plate, and the bottom of the annular wing plate is provided with the steel ring (204) being socketed on ceramic coat body (203),
The lateral wall tight of the steel ring (204) has insulation sleeve (204).
3. a kind of testing transformer according to claim 2, it is characterised in that: the insulation sleeve (204) is acetal enamel-cover
Line.
4. a kind of testing transformer according to claim 1, it is characterised in that: the leading-out terminal of the leading-out terminal daughter board (3)
Sub- outside is provided with outlet terminal body (4), the outlet terminal body (4) include under leading-out terminal daughter board (3) Joint
Body (409) is arranged with upper sleeve body (401) at the top of the lower body (409), and the bottom end of the upper sleeve body (401) passes through pressure
Contracting spring (410) is connected with lower body (409), and the inner cavity top of the upper sleeve body (401) is hinged with cover board (402), the lid
The bottom surface of plate (402) is installed close to hinge point is equipped with torsionspring (404).
5. according to a kind of testing transformer described in claim (4), it is characterised in that: the inner sidewall of the upper sleeve body (401)
Top is provided with the placing groove (406) for accommodating cover board (402).
6. a kind of testing transformer according to claim 4, it is characterised in that: the inside bottom surface wall of the cover board (402)
It is offered accommodating chamber (405) at the top of the inner sidewall of placing groove (406), torsionspring (404) bending is placed on accommodating chamber
(405) in.
7. a kind of testing transformer according to claim 4, it is characterised in that: the bottom inside of the upper sleeve body (401)
It is provided with snap-gauge B(408), the top outer wall of the lower body (409) is provided with snap-gauge A(407), the snap-gauge A(407) with
Snap-gauge B(408) it contradicts each other.
8. a kind of testing transformer according to claim 4, it is characterised in that: the inner sidewall top of the upper sleeve body (401)
Portion edge is provided with edge plate (403), and the cover board (402) contacts at the bottom of edge plate (403).
9. a kind of testing transformer according to claim 4, it is characterised in that: the quantity of the cover board (402) is at least 2
It is a.
10. a kind of testing transformer according to claim 4 or 9, it is characterised in that: between two neighboring cover board (402)
It is provided with gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910532611.3A CN110211783B (en) | 2019-06-19 | 2019-06-19 | Test transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910532611.3A CN110211783B (en) | 2019-06-19 | 2019-06-19 | Test transformer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110211783A true CN110211783A (en) | 2019-09-06 |
| CN110211783B CN110211783B (en) | 2021-10-22 |
Family
ID=67793544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910532611.3A Active CN110211783B (en) | 2019-06-19 | 2019-06-19 | Test transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110211783B (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1040108A (en) * | 1988-03-23 | 1990-02-28 | 日本碍子株式会社 | Lightening arrestor insulator and manufacture method thereof |
| CN2311844Y (en) * | 1997-07-11 | 1999-03-24 | 大连聚氨酯制品有限公司 | Insulating sleeve for electric power equipment |
| CN2737118Y (en) * | 2004-09-07 | 2005-10-26 | 宋福如 | External insulation organised electric and power equipments |
| KR101145981B1 (en) * | 2011-03-10 | 2012-05-15 | 남일선 | Cover of box for electric wiring |
| CN203055570U (en) * | 2013-01-09 | 2013-07-10 | 陕西省电力公司规划评审中心 | Composite insulator for full composite transformer station |
| CN203250630U (en) * | 2013-05-13 | 2013-10-23 | 大连北方互感器集团有限公司 | Capacitor voltage transformer electromagnetism unit intermediate transformer |
| CN103595004A (en) * | 2013-11-26 | 2014-02-19 | 无锡格莱德科技有限公司 | Novel cable reinforced protection sleeve tube |
| CN204558227U (en) * | 2015-05-15 | 2015-08-12 | 湖北大二互科技有限公司 | A kind of outdoor vacuum switch power transformer |
| CN205542330U (en) * | 2016-04-22 | 2016-08-31 | 国网冀北电力有限公司唐山供电公司 | Be applied to small -size ceramic oil charge formula insulation support of transformer |
| CN106158315A (en) * | 2016-08-31 | 2016-11-23 | 成都君华睿道科技有限公司 | A kind of separate unit formula testing transformer |
| CN205985486U (en) * | 2016-07-29 | 2017-02-22 | 常州赛华汉诚电子有限公司 | An audio plug |
| CN107863695A (en) * | 2017-12-26 | 2018-03-30 | 中山市厚源电子科技有限公司 | A kind of switch cabinet outlet device |
| CN208955606U (en) * | 2018-12-06 | 2019-06-07 | 山西省煤炭职工培训中心(山西省煤炭职业中等专业学校) | A kind of safe wiring connections of Coal Mine Electromechanical Equipment motor |
-
2019
- 2019-06-19 CN CN201910532611.3A patent/CN110211783B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1040108A (en) * | 1988-03-23 | 1990-02-28 | 日本碍子株式会社 | Lightening arrestor insulator and manufacture method thereof |
| CN1037472C (en) * | 1988-03-23 | 1998-02-18 | 日本碍子株式会社 | Lightening arrestor insulator and method of producing same |
| CN2311844Y (en) * | 1997-07-11 | 1999-03-24 | 大连聚氨酯制品有限公司 | Insulating sleeve for electric power equipment |
| CN2737118Y (en) * | 2004-09-07 | 2005-10-26 | 宋福如 | External insulation organised electric and power equipments |
| KR101145981B1 (en) * | 2011-03-10 | 2012-05-15 | 남일선 | Cover of box for electric wiring |
| CN203055570U (en) * | 2013-01-09 | 2013-07-10 | 陕西省电力公司规划评审中心 | Composite insulator for full composite transformer station |
| CN203250630U (en) * | 2013-05-13 | 2013-10-23 | 大连北方互感器集团有限公司 | Capacitor voltage transformer electromagnetism unit intermediate transformer |
| CN103595004A (en) * | 2013-11-26 | 2014-02-19 | 无锡格莱德科技有限公司 | Novel cable reinforced protection sleeve tube |
| CN204558227U (en) * | 2015-05-15 | 2015-08-12 | 湖北大二互科技有限公司 | A kind of outdoor vacuum switch power transformer |
| CN205542330U (en) * | 2016-04-22 | 2016-08-31 | 国网冀北电力有限公司唐山供电公司 | Be applied to small -size ceramic oil charge formula insulation support of transformer |
| CN205985486U (en) * | 2016-07-29 | 2017-02-22 | 常州赛华汉诚电子有限公司 | An audio plug |
| CN106158315A (en) * | 2016-08-31 | 2016-11-23 | 成都君华睿道科技有限公司 | A kind of separate unit formula testing transformer |
| CN107863695A (en) * | 2017-12-26 | 2018-03-30 | 中山市厚源电子科技有限公司 | A kind of switch cabinet outlet device |
| CN208955606U (en) * | 2018-12-06 | 2019-06-07 | 山西省煤炭职工培训中心(山西省煤炭职业中等专业学校) | A kind of safe wiring connections of Coal Mine Electromechanical Equipment motor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110211783B (en) | 2021-10-22 |
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