CN209460287U - A kind of transformer core semi-finished product experimental rig - Google Patents

A kind of transformer core semi-finished product experimental rig Download PDF

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Publication number
CN209460287U
CN209460287U CN201821786576.5U CN201821786576U CN209460287U CN 209460287 U CN209460287 U CN 209460287U CN 201821786576 U CN201821786576 U CN 201821786576U CN 209460287 U CN209460287 U CN 209460287U
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China
Prior art keywords
porous
groove
socket
porous plug
finished product
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CN201821786576.5U
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Chinese (zh)
Inventor
郭敬旺
彭景伟
莫向松
张军海
董记斌
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GUANGZHOU YIBIAN POWER SOURCE EQUIPMENT Co Ltd
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GUANGZHOU YIBIAN POWER SOURCE EQUIPMENT Co Ltd
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Abstract

The utility model discloses a kind of transformer core semi-finished product experimental rigs, the transformer core semi-finished product experimental rig includes porous plug, porous socket, several conducting wires and connecting line, wherein, the both ends of conducting wire respectively with porous plug, porous socket links together, and porous plug, porous socket is respectively connected with connecting line, the connecting line for being connected to porous plug is connected with wire clamp, and the connecting line connection for being connected to porous socket is wired slotting, porous plug and porous socket pass through connecting line and are electrically connected with transformer, porous plug and porous socket are rectangular configuration, the interior welds of porous plug have the first copper sheet conductor, and the interior welds of porous socket have the second copper sheet conductor, when porous plug and porous socket are plugged in together, first copper sheet conductor is contacted with the second copper sheet conductor.For the transformer core semi-finished product experimental rig with can efficiently complete test mission, contact is good, the advantage of service life length.

Description

A kind of transformer core semi-finished product experimental rig
Technical field
The utility model relates to experimental rig field more particularly to a kind of transformer core semi-finished product experimental rigs.
Background technique
Domestic silicon steel sheet leads to its performance less stable due to manufacturing process error etc., and transformer core is generally by silicon Steel disc closed assembly forms, measurement of the palpus Jing Guo no-load loss, no-load current after the completion of transformer core-lamination stack, iron core no-load loss, No-load current is one of most important performance indicator of iron core, judges whether its no-load loss and electric current meet by semi-finished product test Design, contract and national standard, so as not to it is not up to standard after general assembly and cause it is unnecessary do over again and waste silicon steel sheet, secondly, leading to No-load test is crossed, can also be verified on transformer magnetic circuit with the presence or absence of defect.
Interim coil must be wound outside iron core column in iron core no-load loss, no-load current test, needed after completing test Remove interim coil.Interim coil generally uses single injection molding line or enamel insulated wire winding, due to iron core intercolumniation space compared with It is small, wind that interim coil is not only time-consuming and laborious, but also be easy to the number of turns of coil and around to mistaking, being unfavorable for efficiently completing examination Test task;In addition existing improved test coil majority uses rounded porous plug wire headstock or the quick primary and secondary plug of multistation, Disadvantage is to thread direction fallibility, connects conductor and easily loosen, poor contact, the service life is short, and plug only connects (10 rootlet a groups At) cable, cable length is very long to be not easy to connect.
Utility model content
For overcome the deficiencies in the prior art, the purpose of this utility model is to provide a kind of examinations of transformer core semi-finished product Experiment device, the transformer core semi-finished product experimental rig is with can efficiently complete test mission, and contact is good, and the service life is grown excellent Point.
The purpose of this utility model adopts the following technical scheme that realization:
A kind of transformer core semi-finished product experimental rig, including porous plug, porous socket and several conducting wires, it is described to lead The both ends of line are connect with the porous plug, the porous socket respectively, and the porous plug, the porous socket are provided with Connecting line for connecting with transformer, the porous plug and the porous socket are rectangular configuration, described porous slotting First copper sheet conductor is set in head, is provided with the second copper sheet conductor in the porous socket, the porous plug with it is described porous When socket is plugged in together, the first copper sheet conductor is contacted with the second copper sheet conductor.
Further, the both ends of the porous plug are respectively arranged with the first groove and the second groove, first groove It is different with the shape of second groove, it is described porous to insert alternatively, first groove and second groove is of different sizes The both ends of seat are respectively arranged with the first protrusion and the second protrusion, when the porous plug and the porous socket are plugged in together, First protrusion cooperates with first groove, and second protrusion cooperates with second groove.
Further, first groove and second groove are rectangular configuration, and the width of first groove is big The small width size than second groove is big.
Further, the one of them in both the porous plug and the porous socket is hinged with lock, another one It is provided with an ear, when the porous plug and the porous socket are plugged in together, the lock is turned to and the seat earclip It closes.
Further, the conducting wire and connecting line is all made of RVV copper core polyvinyl chloride-insulated polyvinyl chloride cord.
Further, the every conducting wire includes five soft electricity of RVV copper core polyvinyl chloride-insulated polyvinyl chloride Line.
Further, every connecting line includes that a RVV copper core polyvinyl chloride-insulated polyvinyl chloride is soft Electric wire.
Compared with prior art, the utility model has the beneficial effects that:
Porous plug and porous socket are linked together by using conducting wire, when carrying out no-load loss test, only needed Conductor loop is formed into coil around iron core column, being then plugged in together porous plug and porous socket can be realized test, subtract The cumbersome trouble for bypassing iron core column round and round ensures that the correctness of coil winding-direction and each iron core column compress the number of turns Identical, method is simple, greatly increases efficiency, reduces artificial error rate, has ensured the standard of iron core no-load test data True property and validity are provided in porous plug further, since using the porous plug and porous socket of rectangular configuration First copper sheet conductor, and the second copper sheet conductor is provided in porous socket, when porous plug and porous socket are plugged in together, Contact between first copper sheet conductor and the second copper sheet conductor is face contact, rather than needle-shaped point used in the prior art connects Touching, contact is good, effectively improves the safety of contact stabilization and overcurrent, also can avoid phenomena such as broken string, short circuit occur, And can be recycled, service life is longer.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of transformer core semi-finished product experimental rig of the utility model;
Fig. 2 is the front view of the porous socket in transformer core semi-finished product experimental rig shown in FIG. 1;
Fig. 3 is the front view of the porous plug in transformer core semi-finished product experimental rig shown in FIG. 1.
In figure: 1, porous plug;11, the first copper sheet conductor;12, the first groove;13, the second groove;2, porous socket; 21, the second copper sheet conductor;22, the first protrusion;23, the second protrusion;3, conducting wire;4, connecting line;5, it latches;6, wire clamp;7, line is inserted.
Specific embodiment
In the following, being described further in conjunction with attached drawing and specific embodiment to the utility model, it should be noted that Under the premise of not colliding, it can be formed in any combination between various embodiments described below or between each technical characteristic new Embodiment.
Referring to Fig. 1, show a kind of transformer core semi-finished product experimental rig of the present embodiment, the transformer core half at Product experimental rig includes porous plug 1, porous socket 2, several conducting wires 3 and connecting line 4, wherein the both ends of conducting wire 3 respectively with Porous plug 1, porous socket 2 weld together, and porous plug 1, porous socket 2 are welded with connecting line 4, as Fig. 1 can be with Find out, the connecting line 4 for being welded on porous plug 1 is connected with wire clamp 6, and the connecting line 4 for being welded on porous socket 2 connects wired insert 7, in order to quickly connect, porous plug 1 and porous socket 2 are electrically connected by connecting line 4 with transformer, such as Fig. 2 With shown in Fig. 3, porous plug 1 and porous socket 2 are rectangular configuration, and the interior welds of porous plug 1 have the first copper sheet conductor 11, and the interior welds of porous socket 2 have the second copper sheet conductor 21, when porous plug 1 and porous socket 2 are plugged in together, First copper sheet conductor 11 is contacted with the second copper sheet conductor 21.
The transformer core semi-finished product experimental rig of the present embodiment, by using conducting wire 3 by porous plug 1 and porous socket 2 link together, and when carrying out no-load loss test, only 3 wound core column of conducting wire need to be formed coil, then by porous plug 1 is plugged in together test can be realized with porous socket 2, has subtracted the cumbersome trouble for bypassing iron core column round and round, guarantor Hinder correctness and each iron core column of coil winding-direction compresses that the number of turns is identical, and method is simple, greatly increases efficiency, reduces Artificial error rate has ensured the accuracy and validity of iron core no-load test data, further, since using rectangular configuration Porous plug 1 and porous socket 2, the first copper sheet conductor 11 is provided in porous plug 1, and is provided in porous socket 2 Second copper sheet conductor 21, when porous plug 1 and porous socket 2 are plugged in together, the first copper sheet conductor 11 is led with the second copper sheet Contact between body 21 is face contact, rather than needle-shaped point contact used in the prior art, and contact is good, is effectively improved The safety of contact stabilization and overcurrent also can avoid phenomena such as broken string, short circuit occur, and can be recycled, service life It is longer.
Referring to fig. 2, the both ends of porous plug 1 are respectively arranged with the first groove 12 and the second groove 13,12 He of the first groove The shape of second groove 13 is different, alternatively, (size herein is understood that for the first groove 12 and the second groove 13 of different sizes For the one of them or combination in length scale, width size and height size this three), referring to Fig. 3, porous socket 2 Both ends be respectively arranged with the first protrusion 22 and second protrusion 23, when porous plug 1 and porous socket 2 are plugged in together, first Protrusion 22 and the first groove 12 cooperate, and the second protrusion 23 and the second groove 13 cooperate, it is to be understood that the shape of the first protrusion 22 Shape and size should match with the shapes and sizes of the first groove 12, and the shapes and sizes of the second protrusion 23 should be with second The shapes and sizes of groove 13 match.In the present embodiment, by the way that shape or of different sizes first is arranged in porous plug 1 Groove 12 and the second groove 13, and the first protrusion 22 of setting and the second protrusion 23 in porous socket 2, the first protrusion 22 and first Groove 12 matches, and the second protrusion 23 and the second cooperation of groove 13, in this way, can further avoid coil around to mistake Accidentally, human operational error is further decreased.
Preferably, the first groove 12 and the second groove 13 are rectangular configuration, the width size of the first groove 12 is than second The width size of groove 13 is big.
Preferably, the connection edge of the one of them in 2 the two of porous plug 1 and porous socket is hinged with lock 5, separately The connection edge of one is connected with an ear, and when porous plug 1 and porous socket 2 are plugged in together, lock 5 is turned to and seat ear It fastens.By lock 5 and the cooperation of seat ear, enable to porous plug 1 connection edge and porous socket 2 connection edge it Between closely snap together, preferable relaxation effect can be played, so that the first copper sheet conductor 11 and the second copper sheet conductor 21 contacts are good.
Above-mentioned conducting wire 3 and connecting line 4 are all made of RVV copper core polyvinyl chloride-insulated polyvinyl chloride cord, and every Bar conducting wire 3 includes five RVV copper core polyvinyl chloride-insulated polyvinyl chloride cords, and every connecting line 4 includes a RVV Copper core polyvinyl chloride-insulated polyvinyl chloride cord, and RVV copper core polyvinyl chloride-insulated polyvinyl chloride cord Claim light-duty pvc sheath flexible cord, in this way, than in the prior art using single injection molding line (harder) or enamel insulated wire (compared with Practicability is had more in terms of being wrapped in operability and rapidity firmly), band sheath has more safety.
Steps are as follows when being operated using the transformer core semi-finished product experimental rig:
When carrying out no-load test to a transformer core, tested using 3 this same transformer core semi-finished product Device according to it is equidirectional around iron core column (when coiling, conducting wire 3 connect from beginning to end formation coil turn be 5 circles, if total circle of coil It, can be by making to connect by increasing conducting wire 3, and when the total number of turns of coil is not 5 integral multiple when the integral multiple that number is 5 The mode of 4 wound core of wiring increases the number of turns), then porous plug 1 is directed at porous socket 2 and carries out grafting, according to transformer Connection group the correct mode of connection made to connecting line 4, be powered measurement iron core no-load loss.
The transformer core semi-finished product experimental rig of the present embodiment has the advantages that
1, the coiling time of coil is greatlyd save, working efficiency is improved.
2, it avoids former interim coil and the broken string being likely to occur, short circuit phenomenon is used for a long time.
3, it can ensure to test and contact good, safety and test data accuracy.
4, reusable, the service life is long, and production is simple, at low cost.
5, versatile.
Above embodiment is only preferred embodiments of the present invention, cannot be protected with this to limit the utility model Range, the variation of any unsubstantiality that those skilled in the art is done on the basis of the utility model and replacement belong to In the utility model range claimed.

Claims (7)

1. a kind of transformer core semi-finished product experimental rig, which is characterized in that including porous plug, porous socket and several lead Line, the both ends of the conducting wire are connect with the porous plug, the porous socket respectively, the porous plug, it is described it is porous insert Seat is provided with the connecting line for connecting with transformer, and the porous plug and the porous socket are rectangular configuration, First copper sheet conductor is set in the porous plug, is provided with the second copper sheet conductor, the porous plug in the porous socket When being plugged in together with the porous socket, the first copper sheet conductor is contacted with the second copper sheet conductor.
2. a kind of transformer core semi-finished product experimental rig as described in claim 1, which is characterized in that the porous plug Both ends are respectively arranged with the first groove and the second groove, and first groove is different with the shape of second groove, alternatively, institute The of different sizes of the first groove and second groove is stated, the both ends of the porous socket are respectively arranged with the first protrusion and second When protrusion, the porous plug and the porous socket are plugged in together, first protrusion cooperates with first groove, institute The second protrusion is stated to cooperate with second groove.
3. a kind of transformer core semi-finished product experimental rig as claimed in claim 2, which is characterized in that first groove and Second groove is rectangular configuration, and the width size of first groove is bigger than the width size of second groove.
4. a kind of transformer core semi-finished product experimental rig as described in claim 1, which is characterized in that the porous plug and One of them in described porous socket the two is hinged with lock, and another one is provided with an ear, the porous plug and described more When spring hole scoket is plugged in together, the lock is turned to be closed with the seat earclip.
5. a kind of transformer core semi-finished product experimental rig as described in claim 1, which is characterized in that the conducting wire and connection Line is all made of RVV copper core polyvinyl chloride-insulated polyvinyl chloride cord.
6. a kind of transformer core semi-finished product experimental rig as claimed in claim 5, which is characterized in that the every conducting wire packet Include five RVV copper core polyvinyl chloride-insulated polyvinyl chloride cords.
7. a kind of transformer core semi-finished product experimental rig as claimed in claim 5, which is characterized in that every connecting line Including a RVV copper core polyvinyl chloride-insulated polyvinyl chloride cord.
CN201821786576.5U 2018-10-31 2018-10-31 A kind of transformer core semi-finished product experimental rig Active CN209460287U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821786576.5U CN209460287U (en) 2018-10-31 2018-10-31 A kind of transformer core semi-finished product experimental rig

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821786576.5U CN209460287U (en) 2018-10-31 2018-10-31 A kind of transformer core semi-finished product experimental rig

Publications (1)

Publication Number Publication Date
CN209460287U true CN209460287U (en) 2019-10-01

Family

ID=68036814

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821786576.5U Active CN209460287U (en) 2018-10-31 2018-10-31 A kind of transformer core semi-finished product experimental rig

Country Status (1)

Country Link
CN (1) CN209460287U (en)

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