CN217306248U - Dry-type transformer that can assemble fast - Google Patents

Abstract

The utility model discloses a dry-type transformer which can be assembled quickly, comprising a bottom plate, a clamping piece, a front shell and a rear shell; a bottom plate: the two bottom plates are symmetrically distributed, fixing holes are formed in the front end and the rear end of the upper surface of each bottom plate, a supporting plate is arranged between the middle parts of the upper surfaces of the two bottom plates, splicing plates are arranged at the left end and the right end of each supporting plate, an iron core is placed at the upper end of each supporting plate, and windings are wound inside the iron cores respectively; clamping pieces: two clamping pieces are arranged and are matched with the iron core, and the upper surfaces of the clamping pieces are respectively provided with a binding post; a front housing: it is located at the front side of the clamping piece; a rear housing: the front end of the rear shell sequentially penetrates through the clamping piece on the rear side, the inner portion of the splice plate and the clamping piece on the front side and is connected with the front shell through the bolts.

Description

Dry-type transformer that can assemble fast

Technical Field

The utility model relates to a transformer technical field specifically is a dry-type transformer that can assemble fast.

Background

The dry-type transformer is a power transformer different from an oil-immersed transformer, the oil-immersed transformer is insulated and radiated by using transformer oil, however, most of the insulation materials of the dry-type transformer are insulation formed by pouring epoxy resin, and simply, the dry-type transformer refers to a transformer in which an iron core and a winding are not immersed in the insulation oil, and is widely used in places such as local illumination, high-rise buildings, airports, wharf CNC (computerized numerical control) mechanical equipment and the like.

In the production process of the dry-type transformer, a plurality of parts need to be assembled for the processed dry-type transformer parts, and the connection between the parts is often performed through various bolts, so that the connection between the parts can be ensured to be firm.

However, in the assembling process of some dry-type transformers, the number of bolts used is large, the time is long, the assembling efficiency of the dry-type transformers is affected, and the dry-type transformers are quite inconvenient to disassemble and maintain in the follow-up process.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a dry-type transformer that can assemble fast, assemble whole device fast, improve dry-type transformer's packaging efficiency, convenient follow-up dismantlement maintenance to dry-type transformer simultaneously can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: a dry-type transformer capable of being assembled quickly comprises a bottom plate, a clamping piece, a front shell and a rear shell;

a bottom plate: the two bottom plates are symmetrically distributed, fixing holes are formed in the front end and the rear end of the upper surface of each bottom plate, a supporting plate is arranged between the middle parts of the upper surfaces of the two bottom plates, splicing plates are arranged at the left end and the right end of each supporting plate, an iron core is placed at the upper end of each supporting plate, and windings are wound inside the iron cores respectively;

clamping pieces: two clamping pieces are arranged and are matched with the iron core, and the upper surfaces of the clamping pieces are respectively provided with a binding post;

a front housing: it is located at the front side of the clamping piece;

a rear housing: the front end of the rear shell sequentially penetrates through the clamping piece on the rear side, the inner portion of the splice plate and the clamping piece on the front side and is connected with the front shell through the bolts, the whole device is assembled quickly, time required for assembling the whole device is reduced, the assembling efficiency of the dry-type transformer is improved, and meanwhile, the follow-up disassembly and maintenance of the dry-type transformer are facilitated.

Further, the folder includes concatenation hole, spacing and limiting plate, spacing have two and mutual symmetry, the spacing laminating of front side with the front surface of iron core and the front surface of backup pad respectively, the spacing laminating of rear side with the trailing flank of iron core and the rear side of backup pad respectively, the front surface four corners of spacing all is equipped with the concatenation hole, the spacing right-hand member of front side and the equal symmetry of the spacing left end of rear side are equipped with the limiting plate, the limiting plate respectively with the laminating of the side of controlling of iron core, the upper surface of spacing is equipped with the terminal respectively, restrict the position of iron core.

Further, the procapsid includes jack, preceding spacing ring and preceding shell, preceding shell is located the spacing front side of front side, and the front surface four corners of preceding shell all is equipped with the jack, and the inside of jack is all pegged graft and is had the bolt, and preceding spacing ring has all been placed in the front side inner wall four corners of preceding shell, provides the protection for the front side of integrated device.

Further, the back casing includes back spacing ring, back shell, inserts post and screw hole, the back shell is located the spacing rear side of rear side, and the rear side inner wall four corners of back shell all is equipped with inserts the post, inserts the equal sliding connection of extrados rear end of post and has back spacing ring, inserts the post front end and passes the jack that longitudinal position corresponds respectively, the splice plate that longitudinal position corresponds inside and the laminating of the front side inner wall of preceding shell with the preceding spacing ring that longitudinal position corresponds inside and, the front surface of inserting the post all is equipped with the screw hole, the screw hole respectively with bolt threaded connection, provide the protection for the rear side of integrated device.

Further, the upper surface of preceding shell and back shell is equipped with the hole of stepping down and closing plate respectively, and the closing plate just all cooperates the installation with adjacent terminal with the hole one-to-one of stepping down, provides the space for wearing out of terminal.

Furthermore, the outer arc surfaces of the windings are all wound with insulating cloth, so that the insulating property is improved.

Furthermore, the front surface of preceding shell is equipped with the fin, conveniently dispels the heat to the whole device.

Compared with the prior art, the beneficial effects of the utility model are that: this dry-type transformer that can assemble fast has following benefit:

during installation, the sizes of the front limiting ring and the rear limiting ring are changed as required, the inserting columns respectively penetrate through the inserting holes corresponding to the longitudinal positions, the insides of the splicing plates corresponding to the longitudinal positions and the insides of the front limiting rings corresponding to the longitudinal positions and are attached to the inner wall of the front side of the front shell, then bolts respectively penetrate through the inserting holes and are in threaded connection with the threaded holes, so that the positions between the front shell and the rear shell are fixed, the clamping pieces, the iron cores, the windings and the insulating cloth are all positioned in the whole formed by the front shell and the rear shell, the front limiting rings are all attached to the limiting frames on the front side, the rear limiting rings are all attached to the limiting frames on the rear side, the front position and the rear position of the limiting frames are limited, the front shell, the rear shell, the limiting frames and the splicing plates are fixed through matching with the inserting columns, the whole device is quickly assembled, and the time required for assembling the whole device is reduced, the assembly efficiency of the dry-type transformer is improved, and meanwhile, the follow-up disassembly and maintenance of the dry-type transformer are facilitated.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a primary explosion structure of the whole device of the present invention;

fig. 3 is a schematic diagram of the overall device secondary explosion structure of the present invention.

In the figure: the novel transformer comprises a base plate 1, fixing holes 2, a supporting plate 3, an iron core 4, a winding 5, a splicing plate 6, a clamping piece 7, a splicing hole 71, a limiting frame 72, a limiting plate 73, a front shell 8, a jack 81, a front limiting ring 82, a front shell 83, a rear shell 9, a rear limiting ring 91, a rear shell 92, an inserting column 93, a threaded hole 94, insulating cloth 10, radiating fins 11, bolts 12, a abdicating hole 13, a sealing plate 14 and a wiring terminal 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present embodiment provides a technical solution: a dry-type transformer capable of being assembled quickly comprises a bottom plate 1, a clamping piece 7, a front shell 8 and a rear shell 9;

bottom plate 1: the two bottom plates are symmetrically distributed, the front end and the rear end of the upper surface of each bottom plate 1 are respectively provided with a fixing hole 2, a supporting plate 3 is arranged between the middle parts of the upper surfaces of the two bottom plates 1 and is used for supporting the whole device, splicing plates 6 are arranged at the left end and the right end of each supporting plate 3 and are convenient to splice the supporting plates 3 with other parts, an iron core 4 is placed at the upper end of each supporting plate 3, a winding 5 is respectively wound inside each iron core 4 and is used for converting voltage, and insulating cloth 10 is wound on the outer arc surface of each winding 5, so that the insulating property of the whole device is improved;

the clamping piece 7: two of the clamping pieces 7 are matched and installed with the iron core 4, the upper surface of each clamping piece 7 is provided with a binding post 15, each clamping piece 7 comprises splicing holes 71, two limiting frames 72 and two limiting plates 73, the two limiting frames 72 are symmetrical, the limiting frame 72 at the front side is respectively attached to the front surface of the iron core 4 and the front surface of the supporting plate 3, the limiting frame 72 at the rear side is respectively attached to the rear side surface of the iron core 4 and the rear side of the supporting plate 3, the four corners of the front surface of each limiting frame 72 are provided with the splicing holes 71, the right end of the limiting frame 72 at the front side and the left end of the limiting frame 72 at the rear side are respectively and symmetrically provided with the limiting plates 73, and the limiting plates 73 are respectively attached to the left side surface and the right side surface of the iron core 4, the longitudinal position of the iron core 4 is limited through the limiting frame 72, the transverse position of the iron core 4 is limited through the limiting plate 73, and the binding posts 15 are respectively arranged on the upper surface of the limiting frame 72, so that the connection between the whole device and an external circuit is facilitated;

front case 8: the front shell 8 comprises a jack 81, a front limiting ring 82 and a front shell 83, the front shell 83 is positioned on the front side of a limiting frame 72 on the front side, four corners of the front surface of the front shell 83 are provided with the jacks 81, bolts 12 are inserted into the jacks 81, the front shell 8 and the rear shell 9 are convenient to connect, the front limiting ring 82 is placed on four corners of the inner wall of the front side of the front shell 83, the position of the limiting frame 72 on the front side is convenient to limit, and the front surface of the front shell 83 is provided with a radiating fin 11, so that the whole device can be conveniently cooled;

rear case 9: the rear limiting ring is positioned at the rear side of the clamping piece 7, the front end of the rear shell 9 sequentially penetrates through the clamping piece 7 at the rear side, the interior of the splice plate 6 and the clamping piece 7 at the front side and is connected with the front shell 8 through bolts 12, the rear shell 9 comprises a rear limiting ring 91, a rear shell 92, inserting columns 93 and threaded holes 94, the rear shell 92 is positioned at the rear side of the limiting frame 72 at the rear side, four corners of the inner wall at the rear side of the rear shell 92 are respectively provided with the inserting columns 93, the rear ends of the outer cambered surfaces of the inserting columns 93 are respectively connected with the rear limiting ring 91 in a sliding mode, the front ends of the inserting columns 93 respectively penetrate through the inserting holes 81 corresponding to the longitudinal position, the interior of the splice plate 6 corresponding to the longitudinal position and the front limiting ring 82 corresponding to the longitudinal position and are attached to the inner wall at the front side of the front shell 83, the threaded holes 94 are respectively arranged on the front surface of the inserting columns 93, the threaded holes 94 are respectively connected with the bolts 12 in a threaded mode, the sizes of the front limiting ring 82 and the rear limiting ring 91 are changed as required, and the inserting columns 93 respectively penetrate through the inserting holes 81 corresponding to the longitudinal position, The inner part of the splice plate 6 corresponding to the longitudinal position and the inner part of the front limit ring 82 corresponding to the longitudinal position are jointed with the inner wall of the front shell 83, then bolts 12 respectively penetrate through the jacks 81 and are in threaded connection with the threaded holes 94, so that the position between the front shell 83 and the rear shell 92 is fixed, at the moment, the clamp 7, the iron core 4, the winding 5 and the insulating cloth 10 are all positioned in the integral part formed by the front shell 83 and the rear shell 92, the front limit ring 82 is jointed with the limit frame 72 at the front side, the rear limit ring 91 is jointed with the limit frame 72 at the rear side, the front and rear positions of the limit frame 72 are limited, the positions among the front shell 83, the rear shell 92, the limit frame 72 and the splice plate 6 are fixed through being matched with the inserting columns 93, the integral device is convenient to assemble, the upper surfaces of the front shell 83 and the rear shell 92 are respectively provided with the abdicating holes 13 and the sealing plates 14, the sealing plates 14 and the abdicating holes 13 are respectively matched with the adjacent binding posts 15, when the front shell 83 and the rear shell 92 are fixed in position, the sealing plate 14 is inserted into the adjacent yielding hole 13, and the binding post 15 is respectively positioned in the sealing plate 14 and the round hole formed by the yielding hole 13, so that a space is provided for the binding post 15 to penetrate out.

The utility model provides a pair of dry-type transformer that can assemble fast's theory of operation as follows: during installation, the sizes of the front limit ring 82 and the rear limit ring 91 are changed as required, the inserting posts 93 respectively penetrate through the inserting holes 81 corresponding to the longitudinal positions, the insides of the splicing plates 6 corresponding to the longitudinal positions and the insides of the front limit rings 82 corresponding to the longitudinal positions and are attached to the front inner wall of the front shell 83, then the bolts 12 respectively penetrate through the inserting holes 81 and are in threaded connection with the threaded holes 94, so that the positions between the front shell 83 and the rear shell 92 are fixed, at the moment, the clamping pieces 7, the iron cores 4, the windings 5 and the insulating cloth 10 are all positioned inside the whole body formed by the front shell 83 and the rear shell 92, the sealing plates 14 are inserted into the adjacent abdicating holes 13, the binding posts 15 are respectively positioned in round holes formed by the sealing plates 14 and the abdicating holes 13, the front limit rings 82 are all attached to the limit frames 72 at the front side, the rear limit rings 91 are all attached to the limit frames 72 at the rear side, and limit the front and rear positions of the limit frames 72, through with inserting post 93 cooperation, make before shell 83, back shell 92, spacing 72 and splice plate 6 between the rigidity, restrict iron core 4's longitudinal position through spacing 72, restrict iron core 4's transverse position through limiting plate 73, assemble the overall device fast.

The above is only the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention can be used in other related technical fields, directly or indirectly, or in the same way as the present invention.

Claims (7)

1. The utility model provides a can assemble dry-type transformer fast which characterized in that: comprises a bottom plate (1), a clamping piece (7), a front shell (8) and a rear shell (9);

base plate (1): the transformer winding device is provided with two symmetrical distribution plates, the front end and the rear end of the upper surface of each bottom plate (1) are respectively provided with a fixing hole (2), a supporting plate (3) is arranged between the middle parts of the upper surfaces of the two bottom plates (1), the left end and the right end of each supporting plate (3) are respectively provided with a splice plate (6), an iron core (4) is placed at the upper end of each supporting plate (3), and the inside of each iron core (4) is respectively wound with a winding (5);

clip (7): two clamping pieces are arranged and are matched with the iron core (4), and the upper surfaces of the clamping pieces (7) are respectively provided with a binding post (15);

front case (8): which is located on the front side of the clip (7);

rear case (9): the front end of the rear shell (9) sequentially penetrates through the clamping piece (7) on the rear side, the inner part of the splice plate (6) and the clamping piece (7) on the front side and is connected with the front shell (8) through a bolt (12).

2. A rapidly erectable dry transformer as in claim 1, wherein: folder (7) are including jogged joint hole (71), spacing (72) and limiting plate (73), spacing (72) have two and symmetry each other, spacing (72) of front side laminate with the front surface of iron core (4) and the front surface of backup pad (3) respectively, spacing (72) of rear side laminate with the trailing flank of iron core (4) and the rear side of backup pad (3) respectively, the front surface four corners of spacing (72) all is equipped with jogged joint hole (71), spacing (72) right-hand member of front side and spacing (72) the left end of rear side all symmetry are equipped with limiting plate (73), limiting plate (73) laminate with the left and right sides of iron core (4) respectively, the upper surface of spacing (72) is equipped with terminal (15) respectively.

3. The rapidly erectable dry transformer of claim 2, wherein: the front shell (8) comprises a jack (81), a front limiting ring (82) and a front shell (83), the front shell (83) is located on the front side of a limiting frame (72), four corners of the front surface of the front shell (83) are provided with the jack (81), bolts (12) are inserted into the jack (81), and the four corners of the inner wall of the front side of the front shell (83) are provided with the front limiting ring (82).

4. A rapidly erectable dry transformer as in claim 3, wherein: rear housing (9) are including back spacing ring (91), back shell (92), insert post (93) and screw hole (94), back shell (92) are located spacing (72) rear side of rear side, and the rear side inner wall four corners of back shell (92) all is equipped with inserts post (93), and the equal sliding connection of extrados rear end of inserting post (93) has back spacing ring (91), inserts post (93) front end and passes jack (81) that longitudinal position corresponds respectively, splice plate (6) that longitudinal position corresponds inside and the front side inner wall laminating of longitudinal position corresponding preceding spacing ring (82) inside and preceding shell (83), and the front surface of inserting post (93) all is equipped with screw hole (94), screw hole (94) respectively with bolt (12) threaded connection.

5. A fast assembling dry-type transformer as claimed in claim 4, wherein: preceding shell (83) and the upper surface of back shell (92) are equipped with respectively and give way hole (13) and closing plate (14), closing plate (14) and give way hole (13) one-to-one and all with adjacent terminal (15) cooperation installation.

6. A rapidly erectable dry transformer as in claim 1, wherein: and insulating cloth (10) is wound on the outer arc surfaces of the windings (5).

7. A rapidly erectable dry transformer as in claim 3, wherein: the front surface of the front shell (83) is provided with a radiating fin (11).

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