CN218333415U - Wiring terminal for transformer bushing - Google Patents
Wiring terminal for transformer bushing Download PDFInfo
- Publication number
- CN218333415U CN218333415U CN202222764632.8U CN202222764632U CN218333415U CN 218333415 U CN218333415 U CN 218333415U CN 202222764632 U CN202222764632 U CN 202222764632U CN 218333415 U CN218333415 U CN 218333415U
- Authority
- CN
- China
- Prior art keywords
- wiring
- sides
- hoop
- connecting plates
- transformer bushing
- 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.)
- Expired - Fee Related
Links
- 238000005452 bending Methods 0.000 claims abstract description 21
- 238000005266 casting Methods 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 5
- 239000010949 copper Substances 0.000 description 5
- 229910052802 copper Inorganic materials 0.000 description 5
- 238000003754 machining Methods 0.000 description 4
- 229910001369 Brass Inorganic materials 0.000 description 3
- 239000010951 brass Substances 0.000 description 3
- 238000005553 drilling Methods 0.000 description 3
- 210000005069 ears Anatomy 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000010891 electric arc Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
The utility model discloses a connecting terminal for transformer bushing, which comprises a cylindrical hoop, two transverse arms and two wiring panels which are integrally formed by casting, wherein one side of the cylindrical hoop is provided with a notch extending along the length direction of the cylindrical hoop, two connecting plates are fixedly connected on the outer wall of the cylindrical hoop on the two sides of the notch in a corresponding way, and the two connecting plates are respectively provided with a plurality of screw holes which correspond one to one; the two cross arms are respectively and correspondingly connected with the outer walls of the two sides of the cylindrical hoop integrally, the outer ends of the two cross arms are bent upwards to form bending parts, and the two wiring panels are respectively and correspondingly connected with the upper end surfaces of the two bending parts integrally. The integral hoop is adopted, only one side of the hoop needs to be grooved and drilled, and all the parts are integrally formed by casting, so that the processing procedure is simplified, the processing efficiency is improved, and the installation and the disassembly are very convenient; in addition, the two wiring panels can be far away from each other, so that wiring is facilitated, and mutual interference cannot be caused after wiring.
Description
Technical Field
The utility model relates to a binding post technical field specifically is a binding post for transformer bushing.
Background
The transformer is a basic device for power transmission and distribution, and is widely applied to the fields of industry, agriculture, traffic, urban communities and the like, the transformer bushing is a main insulation device outside the transformer box, and the outgoing lines of the transformer winding must penetrate through the insulation bushing to be insulated from each other and from the transformer shell, and play a role in fixing the outgoing lines.
In order to facilitate wiring, a wiring terminal is usually required to be installed at the top end of the transformer bushing, the wiring terminal usually adopts two anchor ears of a hough section structure, screw holes are usually arranged on two sides of the two anchor ears, and the two anchor ears are fixed and locked on a copper bar exposed out of the top end of the transformer bushing through bolts after being closed.
In the machining process, the joint surfaces of the two hoops need to be repeatedly and accurately polished (milled), so that the gap between the joint surfaces of the two hoops after assembly can be eliminated as far as possible, and potential safety hazards caused by electric arcs generated due to the existence of the gap are prevented. However, the working process and the working time period are inevitably increased. In addition, during machining, drilling (screw holes) are needed on two sides of the two hoops, so that the time consumption is long, and the machining efficiency is low; during assembly, the two sides of the two hoops are fixedly connected, and operation is troublesome.
In addition, under normal circumstances, the top or both sides of each hoop are all fixedly connected with the wiring panel, so as to form the wiring terminal with a double-sided plate structure, because the two wiring panels are all directly correspondingly and fixedly connected to the top or both sides of the two hoops, and the inner diameter of the hoops is usually matched with the conductive heads (copper bars) at the end parts of the transformer bushing, which means that the diameter of the hoops is smaller, therefore, after the two hoops are assembled, the distance between the two wiring panels is smaller, namely the two wiring panels are close to each other, which is not only not beneficial to wiring, but also easily causes mutual interference after easy wiring.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the defects and shortcomings in the prior art, and providing a connecting terminal for a transformer bushing, wherein an integrated hoop is adopted, only one side of the hoop needs to be grooved (notched) and drilled (threaded), only one side of the hoop needs to be milled, and all the parts are integrally formed by casting, so that the processing procedure is simplified, the processing efficiency is improved, the processing time is shortened, and the installation and the disassembly are convenient; in addition, the two wiring panels can be kept away from each other, so that wiring is facilitated, and mutual interference cannot be caused after wiring
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a binding post for transformer bushing, is including the cylindric staple bolt, two xarms and two wiring panels through casting integrated into one piece, cylindric staple bolt suit on the conductive head of transformer bushing's tip, be equipped with a plurality of wiring hole, its characterized in that on two panels respectively: one side of the cylindrical hoop is provided with a notch extending along the length direction of the cylindrical hoop, two connecting plates are fixedly connected to the two sides of the notch on the outer wall of the cylindrical hoop correspondingly, and a plurality of screw holes corresponding to one another are formed in each of the two connecting plates; the two transverse arms are respectively and correspondingly connected with the outer walls of the two sides of the cylindrical hoop integrally, the outer ends of the two transverse arms are bent upwards to form bending parts, and the two wiring panels are respectively and correspondingly connected with the upper end surfaces of the two bending parts integrally.
Further, the width of the gap is equal to the distance between the two connecting plates.
Furthermore, the inner edges of the two sides of the notch and the inner sides of the two connecting plates are fixedly connected with insulating sealing gaskets.
Furthermore, the insulating sealing gasket adopts a rubber gasket and is correspondingly adhered to the inner edges of the two sides of the notch and the inner sides of the two connecting plates.
Furthermore, the upper surfaces of the two cross arms are integrally connected with connecting ribs, and two ends of each connecting rib are respectively and correspondingly integrally connected with the outer side wall of the cylindrical hoop and the inner side wall of the bending part.
Furthermore, the upper surface of the connecting rib is inclined downwards from one side close to the bending part to the other side.
Furthermore, the connecting ribs are provided with hoisting holes.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model has simple structure, abandons two hoops of the existing huff structure, adopts an integrated hoop, only needs to perform slotting (notch) and drilling (screw hole) on one side of the hoop, only needs to perform milling treatment on one side of the hoop, and the hoop, two transverse arms and two wiring panels are integrally formed by casting, thereby simplifying the processing procedure, improving the processing efficiency, shortening the processing time, and being very convenient to install and disassemble; in addition, both sides at the staple bolt all set up the xarm, and the outer end of two xarms all upwards bends and form the portion of bending, and two wiring panels correspond the portion of bending of integrative connection in xarm respectively for two wiring panels keep away from each other, both are convenient for wire, can not cause mutual interference again after the wiring.
Drawings
Fig. 1 is a first schematic structural diagram of the present invention.
Fig. 2 is an enlarged schematic view of a portion a in fig. 1.
Fig. 3 is a second schematic structural diagram of the present invention.
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, a terminal for a transformer bushing comprises a cylindrical hoop 1, two cross arms 2 and two terminal plates 3 which are integrally formed by casting, wherein the cylindrical hoop 1 is sleeved on a conductive head (copper bar, not shown in the figure) at the end part of the transformer bushing, the two plates 3 are respectively provided with four terminal holes 4, one side of the cylindrical hoop 1 is provided with a notch 5 extending along the length direction of the cylindrical hoop, two sides of the notch 5 on the outer wall of the cylindrical hoop 1 are respectively and fixedly connected with two connecting plates 6 correspondingly, and the two connecting plates 6 are respectively provided with two screw holes (not shown in the figure) corresponding to each other one by one; the two cross arms 2 are respectively and correspondingly connected with the outer walls of two sides of the cylindrical hoop 1 in an integrated manner, the outer ends of the two cross arms 2 are bent upwards to form bending parts 7, and the two wiring panels 3 are respectively and correspondingly connected with the upper end surfaces of the two bending parts 7 in an integrated manner.
The utility model discloses in, the width of breach 5 equals the interval between two connecting plates 6.
Therefore, after the bolt 8 (brass bolt) is fixed and locked, the two connecting plates 6 are mutually abutted, and the inner edges of the two sides of the notch 5 are just mutually abutted, so that the gap is eliminated as much as possible, and the potential safety hazard caused by the generation of electric arc due to the existence of the gap is prevented as much as possible.
It should be noted that, the brass bolts are used to fix and lock the two connecting plates 6, because the brass bolts have the advantages of being not easy to rust, corrosion-resistant, easy to conduct heat, and the like.
The utility model discloses in, the equal fixedly connected with insulating seal gasket 9 of inboard along and two connecting plates 6 in the both sides of breach 5.
The utility model discloses in, insulating seal gasket 9 adopts rubber gasket, has good insulating properties, fire-retardant, ageing-resistant performance etc. and follows and the inboard of two connecting plates 6 in corresponding the both sides of bonding in breach 5.
From this, through setting up insulating seal gasket 9, rubber gasket promptly, can enough play insulating effect, the elimination clearance that can be further again prevents further to produce the electric arc and then cause the potential safety hazard because of there being the clearance.
The utility model discloses in, the equal body coupling of upper surface of two xarm 2 has splice bar 10, and the both ends of splice bar 10 correspond respectively with the lateral wall of cylindric staple bolt 1 and the inside wall body coupling of the portion of bending 7.
From this, through setting up splice bar 10, can connect cylindric staple bolt 1, the xarm and the portion of bending 7 at place, and then can increase intensity for whole double-sided board binding post is difficult for taking place to warp in the use.
In the present invention, the upper surface of the connecting rib 10 is inclined downward from a side close to the bending portion 7 to the other side (a side close to the cylindrical hoop 1).
From this, the upper surface of splice bar 10 is the downward sloping form, can enough play the effect of connecting cylindric staple bolt 1 and the portion 7 of bending completely, can adapt to the characteristics that the up end of cylindric staple bolt 1 is low, the up end of the portion 7 of bending is high, avoids leading to the fact the interference to conductive head and the wiring panel after the suit.
The utility model discloses in, be equipped with hole for hoist 11 on the splice bar 10, the hoist and mount of being convenient for, and then the assembly of being convenient for.
The invention is further described below with reference to the accompanying drawings:
just because the utility model discloses a staple bolt of integral type (cylindric staple bolt 1), consequently only need to carry out fluting (breach) and drilling (screw) to one of which side, only need mill the processing to one side of staple bolt, and cylindric staple bolt 1, two xarm 2 and two terminal panel 3 through casting integrated into one piece, can simplify manufacturing procedure from this, promote machining efficiency, shorten processing time long, and the installation with dismantle all very conveniently.
During the installation, earlier will through hole for hoist 11 on the splice bar 10 the utility model discloses a double-sided board binding post hoists to the transformer on, and the cylindric staple bolt 1 suit that makes is on the conductive head (the bar copper) that exposes from transformer bushing's top, go into bolt 8 in each screw soon again, screw up bolt 8 back, fix cylindric staple bolt 1 and lock on conductive head (the bar copper), the insulating seal gasket 7 (the rubber packing piece) of both sides just also mutual butt, perhaps the insulating seal gasket 7 (the rubber packing piece) of both sides are compressed tightly together and produce certain compression deformation, and like this, can enough play insulating effect, can eliminate the clearance again, prevent to produce electric arc and then cause the potential safety hazard because of there being the clearance.
And then, an external wiring (lead) is inserted into the corresponding wiring hole and fixed (bound) well, so that the wiring terminal can be used.
Because the utility model discloses all set up the xarm in the both sides of cylindric staple bolt 1, and the outer end of two xarms 2 all upwards bends and form the portion 7 of bending, and two wiring panels 3 correspond an organic whole respectively and connect in the portion 7 of bending of xarm, consequently for two wiring panels 3 keep away from each other, so both are convenient for wire, can not cause mutual interference again after the wiring.
Although the present description is described in terms of embodiments, not every embodiment includes only a single embodiment, and such description is for clarity only, and those skilled in the art should be able to integrate the description as a whole, and the embodiments can be appropriately combined to form other embodiments as will be understood by those skilled in the art.
Therefore, the above description is only a preferred embodiment of the present application, and is not intended to limit the scope of the present application; all changes which come within the meaning and range of equivalency of the claims are to be embraced within their scope.
Claims (7)
1. The utility model provides a transformer is binding post for sleeve pipe, is including the cylindric staple bolt, two xarm and two wiring panels through casting integrated into one piece, cylindric staple bolt suit on the conductive head of transformer sheathed tube tip, be equipped with a plurality of wiring hole, its characterized in that on two panels respectively: one side of the cylindrical hoop is provided with a notch extending along the length direction of the cylindrical hoop, two connecting plates are fixedly connected to the two sides of the notch on the outer wall of the cylindrical hoop correspondingly, and a plurality of screw holes corresponding to one another are formed in each of the two connecting plates; the two cross arms are respectively and correspondingly integrally connected to the outer walls of the two sides of the cylindrical hoop, the outer ends of the two cross arms are bent upwards to form bending parts, and the two wiring panels are respectively and correspondingly and integrally connected to the upper end surfaces of the two bending parts.
2. The connection terminal for the transformer bushing according to claim 1, wherein: the width of the gap is equal to the distance between the two connecting plates.
3. The terminal for the transformer bushing according to claim 2, wherein: and the inner edges of the two sides of the notch and the inner sides of the two connecting plates are fixedly connected with insulating sealing gaskets.
4. The terminal for the transformer bushing according to claim 3, wherein: the insulating sealing gasket is made of rubber gaskets and is correspondingly bonded to the inner edges of the two sides of the notch and the inner sides of the two connecting plates.
5. The terminal for the transformer bushing according to claim 1, wherein: the upper surfaces of the two cross arms are integrally connected with connecting ribs, and two ends of each connecting rib are respectively and correspondingly integrally connected with the outer side wall of the cylindrical hoop and the inner side wall of the bending part.
6. The connection terminal for the transformer bushing according to claim 5, wherein: the upper surface of the connecting rib is downward inclined from one side close to the bending part to the other side.
7. The connection terminal for the transformer bushing according to claim 5, wherein: and hoisting holes are formed in the connecting ribs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222764632.8U CN218333415U (en) | 2022-10-20 | 2022-10-20 | Wiring terminal for transformer bushing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222764632.8U CN218333415U (en) | 2022-10-20 | 2022-10-20 | Wiring terminal for transformer bushing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218333415U true CN218333415U (en) | 2023-01-17 |
Family
ID=84825319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222764632.8U Expired - Fee Related CN218333415U (en) | 2022-10-20 | 2022-10-20 | Wiring terminal for transformer bushing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218333415U (en) |
-
2022
- 2022-10-20 CN CN202222764632.8U patent/CN218333415U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20230117 |