CN110398655A - A kind of area high overload transformer testing device and method - Google Patents
A kind of area high overload transformer testing device and method Download PDFInfo
- Publication number
- CN110398655A CN110398655A CN201910793500.8A CN201910793500A CN110398655A CN 110398655 A CN110398655 A CN 110398655A CN 201910793500 A CN201910793500 A CN 201910793500A CN 110398655 A CN110398655 A CN 110398655A
- Authority
- CN
- China
- Prior art keywords
- terminal
- placing groove
- high overload
- area high
- dust
- 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.)
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Classifications
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- 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
-
- 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
- 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
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The invention discloses a kind of area high overload transformer testing devices, including cabinet, one end of the cabinet is hinged with case lid, the inside of the cabinet is fixed with host, the surface of the host offers multiple terminals, printer, key and display screen are disposed on the host, the interior bottom of the case lid is provided with cleaning mechanism；The invention also discloses a kind of area high overload transformer testing methods；The beneficial effects of the present invention are: help to increase the convenience for placing cleaning brush using placing groove by the cleaning mechanism of design, so that it is more convenient using cleaning brush cleaning host, improve clean efficiency；By the way that firm organization is arranged on placing groove so that cleaning brush be placed on it is more firm in placing groove；By the way that dust-proof mechanism is arranged on terminal, increases the dust-proof effect of terminal, reduce the dust stratification in terminal；The setting of connecting line reduces the loss that separation design makes dust plug so that the dust plug placement removed is more convenient.
Description
Technical field
The invention belongs to transformer testing technical fields, and in particular to a kind of area with high overload transformer testing device also
It is related to a kind of area's high overload transformer testing method.
Background technique
The external numerous research institutions of loading capability and electric power enterprise combination own situation are exceeded to transformer mistake for transformer
Loading capability has carried out research work.In the predictive equation of the two models of IEEE Std C57.91 and IEC354-1991, needle
Different loads situation is calculated using different load factors, the different types of cooling is then referred to using corresponding winding
Several and oily index is modified.Based on the two prediction models again it is proposed that many improved hot(test)-spot temperature models, this kind of
Model is the improvement carried out based on the hot(test)-spot temperature model recommended in two above standard.In general, research numerous at present
Mechanism is concentrated mainly on through more efficiently accounting method the research emphasis of transformer overload technology and finds out and excavate change
The potentiality of depressor overload, control the risk of overlond running, and under the premise of guaranteeing power grid security, that improves transformer crosses carrying
Row limit.
Platform area is often used transformer capacity tester with high overload transformer testing, can capacity to transformer, unloaded electricity
A series of power frequency parameters such as stream, no-load loss, load loss, impedance voltage carry out accurate measurement.
With high overload transformer testing device, there is the deficiencies of following aspect when in use in existing area:
1. host is cleaned, it is often used cleaning brush, existing cleaning brush is external, reduces clean efficiency；
2. terminal lacks protection, it is unfavorable for carrying out terminal dust-proof, leads to poor contact afterwards over time, influence test
Accuracy.
Summary of the invention
It is above-mentioned to solve the purpose of the present invention is to provide a kind of area high overload transformer testing device and method
When the host proposed in background technique is cleaned, it is often used cleaning brush, existing cleaning brush is external, reduces clean effect
Rate；Terminal lacks protection, be unfavorable for terminal carry out it is dust-proof, lead to poor contact afterwards over time, influence test accuracy
Problem.
To achieve the above object, the invention provides the following technical scheme: a kind of area high overload transformer testing device,
Including cabinet, one end of the cabinet is hinged with case lid, and the inside of the cabinet is fixed with host, and the surface of the host offers
Multiple terminals are disposed with printer, key and display screen on the host, and the interior bottom of the case lid is provided with cleaner
Structure, the cleaning mechanism include cleaning brush and placing groove, and the placing groove is opened in the interior bottom of case lid, and the inside of the placing groove is put
It is equipped with cleaning brush.
As a preferred technical solution of the invention, it is provided with firm organization on the placing groove, the firm organization
Including spring, movable block and fixing groove, the fixing groove is symmetrically opened in the medial surface of placing groove, and one end of the movable block is embedding
Enter fixing groove, the other end stretches out fixing groove, and can offset with cleaning brush, one end of the spring and the built-in end end face of movable block
The slot bottom of connection, the other end and fixing groove connects.
As a preferred technical solution of the invention, what the medial surface of the fixing groove was opened up there are two Relative distribution
Sliding slot, the built-in end lateral surface of the movable block are provided with the slide plate to match with sliding slot, are fixed at the notch of the sliding slot
Limit film.
As a preferred technical solution of the invention, the section of the movable block is rectangle, on the placing groove
Offer arc port.
As a preferred technical solution of the invention, it is provided with dust-proof mechanism on the terminal, the dust-proof mechanism packet
Connecting line and dust plug, one end of the connecting line and the outer wall of terminal are included, the other end is connect with dust plug, and dust plug can be filled in
Enter in terminal.
As a preferred technical solution of the invention, be additionally provided on the dust plug it is multiple be spaced apart it is anti-skidding
Striped.
The invention also discloses a kind of area high overload transformer testing method, the method is as follows:
Step 1: device is placed near transformer, ground wire of taking, by ground wire one end grounded screen, a termination test
The ground terminal of instrument；
Step 2: a ground wire, a termination transformer, one end grounded screen system are taken again；
Step 3: the low-pressure side ABC three-phase of transformer is shorted with shorting stub, dust plug is pulled up from terminal, is surveyed
It tries line and is inserted into terminal, the high-voltage end of the test cramp joint transformer of the other end, A phase, B phase, C phase；
Step 4: after carefully connecting the wire, turning on the power switch, by operation button, so that the result of test is shown on a display screen
Show, and can as needed print test result by printer.
Compared with prior art, the beneficial effects of the present invention are:
(1) by the cleaning mechanism of design, help to increase the convenience for placing cleaning brush using placing groove, so that utilizing
Cleaning brush cleaning host is more convenient, improves clean efficiency；
(2) by the way that firm organization is arranged on placing groove so that cleaning brush be placed on it is more firm in placing groove；
(3) by the way that dust-proof mechanism is arranged on terminal, help to play the protection to terminal using dust plug, increase terminal
Dust-proof effect, reduce the dust stratification in terminal so that influence test effect, the setting of connecting line, so that removes is dust-proof
It is more convenient that plug is placed, and reduces the loss that separation design makes dust plug.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the area the J enlarged structure schematic diagram in Fig. 1 of the invention；
Fig. 3 is dust plug schematic perspective view of the invention；
In figure: 1, case lid；2, printer；3, cabinet；4, key；5, display screen；6, host；7, connecting line；8, terminal；9,
Cleaning brush；10, placing groove；11, spring；12, limit film；13, slide plate；14, sliding slot；15, movable block；16, fixing groove；17, prevent
Dirt plug.
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.
Fig. 1, Fig. 2 and Fig. 3 are please referred to, the present invention provides a kind of technical solution: a kind of area's high overload transformer testing
Device, including cabinet 3, one end of cabinet 3 are hinged with case lid 1, and the inside of the cabinet 3 is fixed with host 6, and the surface of host 6 is opened
Equipped with multiple terminals 8, printer 2, key 4 and display screen 5 are disposed on host 6, the interior bottom of case lid 1 is provided with cleaning
Mechanism, the cleaning mechanism include cleaning brush 9 and placing groove 10, and placing groove 10 is opened in the interior bottom of case lid 1, the placing groove 10
Inside is placed with cleaning brush 9, helps to increase the convenience for placing cleaning brush 9 using placing groove 10, so that clear using cleaning brush 9
Clean host 6 is more convenient, improves clean efficiency.
In the present embodiment, it is preferred that be provided with firm organization on placing groove 10, which includes spring 11, activity
Block 15 and fixing groove 16, fixing groove 16 are symmetrically opened in the medial surface of placing groove 10, and one end of movable block 15 is embedded in fixing groove 16,
The other end stretches out fixing groove 16, and can offset with cleaning brush 9, and one end of spring 11 is connect with the built-in end end face of movable block 15,
The other end is connect with the slot bottom of fixing groove 16, when cleaning brush 9 is placed in the inside of placing groove 10, picks up cleaning brush 9, cleaning brush 9
It presses first to movable block 15, after movable block 15 is pressurized, compressed spring 11, bottom and placing groove 10 when cleaning brush 9
When interior bottom connection touches, stop pushing cleaning brush 9, compressed spring 11 resets, and spring 11 pushes movable block 15 by cleaning brush 9
To jail so that cleaning brush 9 place it is more stable；When needing to clean host 6 using cleaning brush 9, cleaning brush 9 is removed i.e.
Can, the power for overcoming spring 11 and movable block 15 to apply.
In the present embodiment, it is preferred that the medial surface of fixing groove 16 opens up the sliding slot 14 there are two Relative distribution, movable block 15
Built-in end lateral surface be provided with the slide plate 13 to match with sliding slot 14, be fixed with limit film 12 at the notch of sliding slot 14, be convenient for
Movable block 15 is movable in fixing groove 16, and limits the activity interval of movable block 15.
In the present embodiment, it is preferred that the section of movable block 15 is rectangle, offers arc port on placing groove 10, so that
Cleaning brush 9 taken out by arc port more convenient.
In the present embodiment, it is preferred that be provided with dust-proof mechanism on terminal 8, which includes connecting line 7 and dust plug
17, the outer wall of one end of connecting line 7 and terminal 8, the other end is connect with dust plug 17, and dust plug 17 can be filled in terminal 8, have
Help play the protection to terminal using dust plug 17, increases the dust-proof effect of terminal, reduce the dust stratification in terminal, so that
Test effect, the setting of connecting line are influenced, so that the placement of dust plug 17 removed is more convenient, reduces separation design and to prevent
The loss of dirt plug 17.
In the present embodiment, it is preferred that multiple skid resistance strips being spaced apart are additionally provided on dust plug 17, so that picking up anti-
Dirt plug 17 is more stable.
A kind of area high overload transformer testing method, the method is as follows:
Step 1: device is placed near transformer, ground wire of taking, by ground wire one end grounded screen, a termination test
The ground terminal of instrument；
Step 2: a ground wire, a termination transformer, one end grounded screen system are taken again；
The low-pressure side ABC three-phase of transformer: being shorted with shorting stub, dust plug 17 pulled up from terminal 8 by step 3,
P-wire is inserted into terminal 8, the high-voltage end of the test cramp joint transformer of the other end, A phase, B phase, C phase；
Step 4: after carefully connecting the wire, turning on the power switch, by operation button 4, so that the result of test is on display screen 5
It has been shown that, and can as needed print test result by printer 2.
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 (7)
1. one end of a kind of area high overload transformer testing device, including cabinet (3), the cabinet (3) is hinged with case lid
(1), the inside of the cabinet (3) is fixed with host (6), and the surface of the host (6) offers multiple terminals (8), the host
(6) printer (2), key (4) and display screen (5) are disposed on, it is characterised in that: the interior bottom of the case lid (1) is set
It is equipped with cleaning mechanism, which includes cleaning brush (9) and placing groove (10), and the placing groove (10) is opened in case lid (1)
Interior bottom, the inside of the placing groove (10) is placed with cleaning brush (9).
2. a kind of area high overload transformer testing device according to claim 1, it is characterised in that: the placing groove
(10) firm organization is provided on, which includes spring (11), movable block (15) and fixing groove (16), the fixing groove
(16) it is symmetrically opened in the medial surface of placing groove (10), one end of the movable block (15) is embedded in fixing groove (16), and the other end is stretched
Fixing groove (16) out, and can offset with cleaning brush (9), one end of the spring (11) and the built-in end end face of movable block (15) connect
It connects, the other end is connect with the slot bottom of fixing groove (16).
3. a kind of area high overload transformer testing device according to claim 2, it is characterised in that: the fixing groove
(16) medial surface opens up the sliding slot (14) there are two Relative distribution, the built-in end lateral surface of the movable block (15) be provided with
The slide plate (13) that sliding slot (14) matches is fixed with limit film (12) at the notch of the sliding slot (14).
4. a kind of area high overload transformer testing device according to claim 3, it is characterised in that: the movable block
(15) section is rectangle, offers arc port on the placing groove (10).
5. a kind of area high overload transformer testing device according to claim 1, it is characterised in that: the terminal
(8) dust-proof mechanism is provided on, which includes connecting line (7) and dust plug (17), one end of the connecting line (7) with
The outer wall of terminal (8), the other end are connect with dust plug (17), and dust plug (17) can be filled in terminal (8).
6. a kind of area high overload transformer testing device according to claim 5, it is characterised in that: the dust plug
(17) multiple skid resistance strips being spaced apart are additionally provided on.
7. a kind of area high overload transformer testing method according to claim 1-6, it is characterised in that: institute
It is as follows to state method:
Step 1: device is placed near transformer, ground wire of taking, and ground wire one end grounded screen, one is terminated tester
Ground terminal；
Step 2: a ground wire, a termination transformer, one end grounded screen system are taken again；
The low-pressure side ABC three-phase of transformer: being shorted with shorting stub, dust plug (17) pulled up from terminal (8) by step 3,
P-wire is inserted into terminal (8), the high-voltage end of the test cramp joint transformer of the other end, A phase, B phase, C phase；
Step 4: after carefully connecting the wire, turning on the power switch, by operation button (4), so that the result of test is on display screen (5)
It has been shown that, and can as needed print test result by printer (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910793500.8A CN110398655A (en) | 2019-08-27 | 2019-08-27 | A kind of area high overload transformer testing device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910793500.8A CN110398655A (en) | 2019-08-27 | 2019-08-27 | A kind of area high overload transformer testing device and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110398655A true CN110398655A (en) | 2019-11-01 |
Family
ID=68329142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910793500.8A Pending CN110398655A (en) | 2019-08-27 | 2019-08-27 | A kind of area high overload transformer testing device and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110398655A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114531805A (en) * | 2022-02-25 | 2022-05-24 | 河南宝通信息安全测评有限公司 | Multi-dimensional platform safety test terminal |
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| CN208060558U (en) * | 2018-02-13 | 2018-11-06 | 泉州迅捷工业设计服务有限公司 | A kind of intelligent instrumentation |
| CN208488502U (en) * | 2018-05-23 | 2019-02-12 | 赖云娇 | Monitor station is used in a kind of adjustable electric power detection |
| CN208568916U (en) * | 2018-04-19 | 2019-03-01 | 南京继森电力技术有限公司 | A kind of transformer capacity tester |
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- 2019-08-27 CN CN201910793500.8A patent/CN110398655A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203396871U (en) * | 2013-08-28 | 2014-01-15 | 国家电网公司 | Transformer capacity characteristic tester box body |
| CN205982157U (en) * | 2016-08-12 | 2017-02-22 | 武汉凯特复兴科技有限责任公司 | Portable tobacco moisture content measuring apparatu |
| CN106597158A (en) * | 2016-12-12 | 2017-04-26 | 上海欧秒电力监测设备有限公司 | Distribution transformer integrated detection device |
| CN206710556U (en) * | 2017-05-08 | 2017-12-05 | 张旭 | A kind of surface-mounted integrated circuit Production Check Equipment |
| CN207268744U (en) * | 2017-06-29 | 2018-04-24 | 江苏纳沛斯半导体有限公司 | A kind of dust-protection type resistance meter |
| CN208060558U (en) * | 2018-02-13 | 2018-11-06 | 泉州迅捷工业设计服务有限公司 | A kind of intelligent instrumentation |
| CN208568916U (en) * | 2018-04-19 | 2019-03-01 | 南京继森电力技术有限公司 | A kind of transformer capacity tester |
| CN108490226A (en) * | 2018-05-08 | 2018-09-04 | 中山市勤峰电器有限公司秋浦分公司 | A kind of appliance component production detection device |
| CN208488502U (en) * | 2018-05-23 | 2019-02-12 | 赖云娇 | Monitor station is used in a kind of adjustable electric power detection |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114531805A (en) * | 2022-02-25 | 2022-05-24 | 河南宝通信息安全测评有限公司 | Multi-dimensional platform safety test terminal |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191101 |