CN220796431U - Encircling type power transformer iron core yoke piece tensioning structure - Google Patents
Encircling type power transformer iron core yoke piece tensioning structure Download PDFInfo
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- CN220796431U CN220796431U CN202322554191.3U CN202322554191U CN220796431U CN 220796431 U CN220796431 U CN 220796431U CN 202322554191 U CN202322554191 U CN 202322554191U CN 220796431 U CN220796431 U CN 220796431U
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- yoke
- clamping piece
- binding belts
- power transformer
- type power
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 103
- 229910052742 iron Inorganic materials 0.000 claims abstract description 45
- 238000003860 storage Methods 0.000 claims abstract description 39
- 230000000712 assembly Effects 0.000 claims abstract description 33
- 238000000429 assembly Methods 0.000 claims abstract description 33
- 230000007246 mechanism Effects 0.000 claims abstract description 17
- 239000012212 insulator Substances 0.000 claims description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- 229910001220 stainless steel Inorganic materials 0.000 description 7
- 239000010935 stainless steel Substances 0.000 description 7
- 238000009413 insulation Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 229910000976 Electrical steel Inorganic materials 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
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- Housings And Mounting Of Transformers (AREA)
Abstract
The utility model relates to the technical field of transformers, in particular to an encircling type power transformer iron core yoke sheet tensioning structure which comprises two clamping piece assemblies, a screw rod, an iron yoke and a plurality of auxiliary mechanisms, wherein the auxiliary mechanisms comprise two limit nuts, binding belts, rotating assemblies and storage boxes, the two limit nuts are respectively connected with the binding belts in a threaded mode, the binding belts are sleeved on the iron yoke, two ends of the binding belts are respectively arranged at one end of the rotating assemblies in a detachable mode through corresponding through holes, the rotating assemblies are in rotating connection with the storage boxes, the two ends of the binding belts are arranged at one end of the rotating assemblies through the limit nuts, the rotating assemblies are rotated to enable the rotating assemblies to drive the two ends of the binding belts to be stored in the storage boxes, so that the iron yoke is tensioned, and finally the rotating assemblies are propped against the end faces of the storage boxes, so that the binding belts are prevented from loosening.
Description
Technical Field
The utility model relates to the technical field of transformers, in particular to an encircling type power transformer iron core yoke piece tensioning structure.
Background
In the prior art, since the iron core will vibrate when the power transformer is in operation, the iron yoke needs to be integrally clamped by the clamping piece when the transformer is produced in factory design.
Prior art patent CN101923942a discloses a yoke tensioning structure, including the yoke, two lateral walls of yoke on be provided with the folder, the folder can be taut in the yoke scope outside, and adopts trompil screw fixation mode in the yoke scope is inside, the yoke on tie have and be used for taut the ligature area of yoke, the folder with the yoke between be provided with the folder insulation, the folder insulation on open and have the groove, the ligature area part be located the groove, the both ends of ligature area buckle fixedly by stainless steel to be encircling formula and tie up the yoke. Because the iron yoke is tensioned by binding the binding belt on the iron yoke, the iron yoke can be fastened to prevent the iron core of the power transformer from vibrating during operation, and the magnetic flux can be distributed along the rolling direction of the silicon steel sheet to ensure the performance of the silicon steel sheet, so that the iron yoke has obvious effects of reducing the no-load loss and no-load current of the transformer and shortening the production period of the iron core of the transformer.
However, in the above prior art, the binding belt needs to be tightened by the stainless steel buckle, and the tightening process of the binding belt is laborious and inconvenient to fix due to the stainless steel buckle, so that the labor intensity of operators is increased.
Disclosure of utility model
The utility model aims to provide a surrounding type power transformer iron core yoke piece tensioning structure, and aims to solve the technical problems that in the prior art, a binding belt is required to be tensioned through a stainless steel buckle, and the tensioning process of the binding belt is laborious and inconvenient to fix due to the fact that the stainless steel buckle is used, so that the labor intensity of operators is increased.
In order to achieve the above purpose, the encircling type power transformer iron core yoke sheet tensioning structure comprises two clamping piece assemblies, a screw rod, an iron yoke and a plurality of auxiliary mechanisms, wherein two ends of the screw rod are respectively provided with a fixing nut, the two clamping piece assemblies are respectively abutted against the iron yoke through the screw rod and are positioned on two sides of the iron yoke, the screw rod penetrates through the iron yoke, the two fixing nuts are respectively abutted against the corresponding clamping piece assemblies and are positioned on the end face of the clamping piece assemblies, the auxiliary mechanisms are respectively arranged on the iron yoke in an encircling type mode, each auxiliary mechanism comprises two limiting nuts, binding belts, a rotating assembly and a storage box, two ends of each binding belt are provided with threads matched with the limiting nuts, cross grooves are formed in the upper end face of each storage box, the outer diameters of the storage boxes are symmetrically provided with two through holes, the limiting nuts are respectively in threaded connection with the binding belts and are positioned at one end of each binding belt, the rotating assembly is abutted against the lower part of the corresponding clamping piece assemblies, the rotating assembly is arranged at the other ends of the corresponding iron yoke, and is positioned in the corresponding through grooves, and is connected with the storage box in the corresponding through holes, and is dismounted from the storage box.
The auxiliary mechanism further comprises two limiting teeth and a limiting ring, wherein the two limiting teeth are respectively fixedly connected with the storage box and are positioned on the lower end face of the storage box, the two limiting teeth are respectively abutted against the iron yoke and positioned above the iron yoke, the limiting ring is fixedly connected with the rotating assembly and positioned at one end of the rotating assembly and is abutted against the lower end face of the storage box and positioned between the two limiting teeth.
The auxiliary mechanism further comprises two limiting teeth and a limiting ring, wherein the two limiting teeth are respectively fixedly connected with the storage box and are positioned on the lower end face of the storage box, the two limiting teeth are respectively abutted against the iron yoke and positioned above the iron yoke, the limiting ring is fixedly connected with the rotating assembly and positioned at one end of the rotating assembly and is abutted against the lower end face of the storage box and positioned between the two limiting teeth.
The encircling type power transformer core yoke piece tensioning structure further comprises two reinforcing nuts, the two reinforcing nuts are respectively in threaded connection with the screw rod and located at two ends of the screw rod, and the corresponding fixing nuts are abutted.
The clamping piece assembly comprises clamping piece insulation and clamping piece bodies, wherein two fixing nuts are respectively abutted against the corresponding clamping piece bodies and located on the end faces of the clamping piece bodies, the clamping piece insulation is fixedly connected with the clamping piece bodies and located on the other end faces of the clamping piece bodies, and the clamping piece insulation is also abutted against the iron yoke and located on one side of the iron yoke.
The utility model relates to a surrounding type power transformer iron core yoke sheet tensioning structure, which comprises two clamping piece assemblies, a screw rod, an iron yoke and a plurality of auxiliary mechanisms, wherein the auxiliary mechanisms comprise two limit nuts, binding belts, rotating assemblies and storage boxes, the outer diameters of the storage boxes are symmetrically provided with two through holes, the two limit nuts are respectively connected with the binding belts in a threaded mode, the binding belts are sleeved on the iron yoke, the two ends of the binding belts are respectively arranged at one end of the rotating assemblies in a detachable mode through the corresponding through holes, the rotating assemblies are connected with the storage boxes in a rotating mode, the storage boxes are located above the iron yoke, the two ends of the binding belts are arranged at one end of the rotating assemblies through the limit nuts, and then the rotating assemblies are rotated to enable the two ends of the binding belts to be driven to be stored in the storage boxes, so that the iron yoke is tensioned, the rotating assemblies are propped against the end faces of the storage boxes, the binding belts are prevented from loosening, and the binding belts are light and fixed in weight and can be tensioned in a fixed mode.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a front view of a first embodiment of the present utility model.
Fig. 2 is a schematic structural view of an auxiliary mechanism in the first embodiment of the present utility model.
Fig. 3 is a cross-sectional view of the utility model taken along line A-A of fig. 2.
Fig. 4 is a partial enlarged view of fig. 3B of the present utility model.
Fig. 5 is a cross-sectional view of the utility model taken along line C-C of fig. 3.
Fig. 6 is a three-dimensional perspective view of a second embodiment of the present utility model.
101-Clamp assembly, 102-screw, 103-yoke, 104-fixation nut, 105-limit nut, 106-binding belt, 107-receiver, 108-cross slot, 109-through hole, 110-limit tooth, 111-limit ring, 112-fixation block, 113-cross rod, 114-rotation rod, 115-through slot, 116-square slot, 117-square block, 201-reinforcement nut, 202-clamp insulation, 203-clamp body.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.
First embodiment:
Referring to fig. 1 to 5, fig. 1 is a front view of a first embodiment of the present utility model, fig. 2 is a schematic structural view of an auxiliary mechanism of the first embodiment of the present utility model, fig. 3 is a cross-sectional view of the present utility model taken along line A-A in fig. 2, fig. 4 is a partially enlarged view of the present utility model taken along line B in fig. 3, and fig. 5 is a cross-sectional view of the present utility model taken along line C-C in fig. 3.
The utility model provides a surrounding type power transformer iron core yoke sheet tensioning structure, which comprises two clamping piece assemblies 101, a screw 102, an iron yoke 103 and a plurality of auxiliary mechanisms, wherein each auxiliary mechanism comprises two limiting nuts 105, a binding belt 106, a rotating assembly, a storage box 107, two limiting teeth 110 and a limiting ring 111, the rotating assembly comprises a fixed block 112, a cross rod 113 and a rotating rod 114, the problem that the binding belt 106 needs to be tensioned through a stainless steel buckle is solved by the scheme, and the binding belt 106 is difficult to be tensioned through the stainless steel buckle and is inconvenient to fix, so that the labor intensity of operators is increased.
For this embodiment, fixing nuts 104 are disposed at two ends of the screw 102, the two clip assemblies 101 respectively support against the iron yoke 103 through the screw 102, and are located at two sides of the iron yoke 103, the screw 102 penetrates through the iron yoke 103, the two fixing nuts 104 respectively support against the corresponding clip assemblies 101, and are located at end faces of the clip assemblies 101, and the clip assemblies 101 and the screw 102 are matched to facilitate clamping and fixing of the iron yoke 103.
The auxiliary mechanisms are respectively arranged on the iron yoke 103 in an encircling mode, threads matched with the limit nuts 105 are arranged at two ends of the binding belt 106, cross grooves 108 are formed in the upper end face of the storage box 107, two through holes 109 are symmetrically formed in the outer diameter of the storage box 107, the limit nuts 105 are respectively connected with the binding belt 106 in a threaded mode and located at one end of the binding belt 106 and abut against the lower portion of the rotating assembly, the binding belt 106 is sleeved on the iron yoke 103, two ends of the binding belt 106 are respectively arranged at one end of the rotating assembly in a detachable mode through the corresponding through holes 109, the rotating assembly is connected with the storage box 107 in a rotating mode and located in the storage box 107, the other end of the rotating assembly penetrates through the storage box 107 and located in the cross grooves 108, the storage box 107 is located above the iron yoke 103, movement of the two ends of the binding belt 106 can be limited through the limit nuts 105, the binding belt 106 can be conveniently fixed to the iron yoke 103, and the binding belt 106 can be conveniently and fixedly arranged on the iron yoke 103.
Secondly, two spacing teeth 110 respectively with receiver 107 fixed connection, and be located receiver 107's lower terminal surface, and two spacing teeth 110 still respectively with yoke 103 supports each other and is located yoke 103's top, spacing ring 111 with rotate subassembly fixed connection, and be located rotate the one end of subassembly, and still support in receiver 107's lower terminal surface, and be located two spacing teeth 110 between, through spacing teeth 110 can be convenient for restrict receiver 107 rotates, thereby is convenient for rotate the subassembly and rotate, spacing ring 111 can restrict rotate the subassembly and rotate in the receiver 107.
Again, the both ends of fixed block 112 have logical groove 115, the centre of cross 113 has square groove 116, the one end of dwang 114 is provided with square 117, fixed block 112 with dwang 114 fixed connection is located the centre of dwang 114, just the both ends of ligature area 106 respectively through corresponding through-hole 109 dismantle set up in logical groove 115, cross 113 with dwang 114 sliding connection, and the cover is located on square 117, and be located in cross 108, dwang 114 with receiver 107 rotates to run through receiver 107, stop collar 111 with dwang 114 fixed connection is located the other end of dwang 114, through square groove 116 with the cooperation of square 117 can be convenient for cross 113 is rotated dwang 114, thereby the transmission fixed block 112 rotates.
When the iron yoke 103 is fastened by pulling, the binding belt 106 is sleeved on the iron yoke 103 and is installed in a surrounding mode, two ends of the binding belt 106 are connected with the rotating assembly through the corresponding through holes 109, two limit nuts 105 are respectively connected with two ends of the binding belt 106 in a threaded mode, the rotating assembly is rotated, the rotating assembly twists the binding belt 106 and stores the binding belt 106 into the storage box 107, at the moment, the binding belt 106 tightens the iron yoke 103, and after tightening is carried out to a proper position, the rotating assembly and the storage box 107 are fixed, so that the movement of the binding belt 106 is limited.
The second embodiment is:
On the basis of the first embodiment, please refer to fig. 6, wherein fig. 6 is a three-dimensional perspective view of a second embodiment of the present utility model.
The utility model provides a tightening structure of an encircling type power transformer core yoke, which further comprises two reinforcing nuts 201, wherein the clamping piece assembly 101 comprises a clamping piece insulator 202 and a clamping piece body 203.
For this embodiment, the two reinforcing nuts 201 are respectively screwed with the screw 102, and are located at two ends of the screw 102, and further abut against the corresponding fixing nuts 104, so that the reinforcing nuts 201 can conveniently reinforce the fixing nuts 104.
The two fixing nuts 104 are respectively abutted against the corresponding clamp bodies 203 and located on the end faces of the clamp bodies 203, the clamp insulator 202 is fixedly connected with the clamp bodies 203 and located on the other end face of the clamp bodies 203, the clamp insulator 202 is also abutted against the iron yoke 103 and located on one side of the iron yoke 103, and the clamp insulator 202 can conveniently insulate the clamp bodies 203.
By using the encircling type power transformer core yoke tensioning structure of the embodiment, the fixing nut 104 can be conveniently reinforced by the reinforcing nut 201, and the clamp insulator 202 can be conveniently insulated from the clamp body 203.
The above disclosure is only a preferred embodiment of the present utility model, and it should be understood that the scope of the utility model is not limited thereto, and those skilled in the art will appreciate that all or part of the procedures described above can be performed according to the equivalent changes of the claims, and still fall within the scope of the present utility model.
Claims (5)
1. The utility model provides an encircling type power transformer iron core yoke piece tensioning structure, includes two clamp assemblies, screw rod and yoke, the both ends of screw rod are provided with fixation nut, two clamp assemblies respectively through the screw rod with yoke supports each other and is located the both sides of yoke, and the screw rod runs through the yoke, two fixation nut respectively with corresponding clamp assemblies supports each other and is located the terminal surface of clamp assembly, its characterized in that,
The device also comprises a plurality of auxiliary mechanisms;
The auxiliary mechanism comprises two limit nuts, binding belts, rotating assemblies and storage boxes, threads matched with the limit nuts are arranged at two ends of the binding belts, cross grooves are formed in the upper end faces of the storage boxes, two through holes are symmetrically formed in the outer diameters of the storage boxes, the limit nuts are respectively connected with the binding belts in a threaded mode and located at one ends of the binding belts, and abut against the lower portions of the rotating assemblies, the binding belts are sleeved on the iron yokes, the two ends of the binding belts are respectively detached from one ends of the rotating assemblies through the corresponding through holes, the rotating assemblies are connected with the storage boxes in a rotating mode, the other ends of the rotating assemblies penetrate through the storage boxes and located in the cross grooves, and the storage boxes are located above the iron yokes.
2. The encircling type power transformer core yoke tightening structure of claim 1, wherein,
The auxiliary mechanism further comprises two limiting teeth and a limiting ring, wherein the two limiting teeth are respectively fixedly connected with the storage box and are positioned on the lower end face of the storage box, the two limiting teeth are respectively abutted against the iron yoke and positioned above the iron yoke, the limiting ring is fixedly connected with the rotating assembly and positioned at one end of the rotating assembly and is abutted against the lower end face of the storage box and positioned between the two limiting teeth.
3. The encircling type power transformer core yoke tightening structure of claim 2, wherein,
The utility model provides a rotary assembly, including fixed block, cross pole and dwang, the both ends of fixed block have logical groove, the centre of cross pole has square groove, the one end of dwang is provided with the square, the fixed block with dwang fixed connection, and be located the centre of dwang, just the both ends of ligature area are respectively through corresponding the through-hole dismantle set up in the logical groove, the cross pole with dwang sliding connection, and the cover is located on the square, and be located in the cross groove, the dwang with the receiver rotates to be connected, and runs through receiver, the spacing ring with dwang fixed connection, and be located the other end of dwang.
4. The encircling type power transformer core-yoke tightening structure as set forth in claim 3, characterized in that,
The encircling type power transformer iron core yoke piece tensioning structure further comprises two reinforcing nuts, the two reinforcing nuts are respectively in threaded connection with the screw rod, are located at two ends of the screw rod, and further support against the corresponding fixing nuts.
5. The encircling type power transformer core yoke tightening structure of claim 4, wherein,
The clamping piece assembly comprises a clamping piece insulator and a clamping piece body, wherein two fixing nuts are respectively abutted against the corresponding clamping piece bodies and located on the end faces of the clamping piece bodies, the clamping piece insulator is fixedly connected with the clamping piece bodies and located on the other end faces of the clamping piece bodies, and the clamping piece insulator is also abutted against the iron yoke and located on one side of the iron yoke.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322554191.3U CN220796431U (en) | 2023-09-20 | 2023-09-20 | Encircling type power transformer iron core yoke piece tensioning structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322554191.3U CN220796431U (en) | 2023-09-20 | 2023-09-20 | Encircling type power transformer iron core yoke piece tensioning structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220796431U true CN220796431U (en) | 2024-04-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322554191.3U Active CN220796431U (en) | 2023-09-20 | 2023-09-20 | Encircling type power transformer iron core yoke piece tensioning structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220796431U (en) |
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2023
- 2023-09-20 CN CN202322554191.3U patent/CN220796431U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. A02-03B, Huqiao Area, High tech Zone, Changsha Town, Kaizhou District, Chongqing City, 400000 Patentee after: Chongqing Sibo Electric Group Co.,Ltd. Country or region after: China Address before: 404100 Group 3, Sanqing Village, Gaoliang Town, Wanzhou District, Chongqing Patentee before: Chongqing Sibo Electric Co.,Ltd. Country or region before: China |