CN204117781U - A kind of 110kV above three dimensional wound core Transformer fixture - Google Patents
A kind of 110kV above three dimensional wound core Transformer fixture Download PDFInfo
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- CN204117781U CN204117781U CN201420507059.5U CN201420507059U CN204117781U CN 204117781 U CN204117781 U CN 204117781U CN 201420507059 U CN201420507059 U CN 201420507059U CN 204117781 U CN204117781 U CN 204117781U
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- wound core
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Abstract
The utility model discloses a kind of 110kV above three dimensional wound core Transformer fixture, comprise upper frame and be positioned at the underframe immediately below it, an entirety is joined together to form by the stretching screw of one or more between described upper frame and underframe, this upper frame is provided with the housing screw for compressing transformer coil, upper frame and underframe are respectively arranged with the three dimensional wound core location lock-screw within it for transformer simultaneously, the center of inside of described upper frame and sidewall are respectively arranged with the center bolt for being connected to a fixed with underframe and arm-tie.Because the utility model is by upper frame and underframe clamping transformer; effectively can not only protect three dimensional wound core; play the effect of the device body supporting whole transformer, housing screw can also be utilized evenly to compress the coil of transformer simultaneously, improve the anti-short circuit capability of product.
Description
Technical field
The utility model relates to transformer, particularly a kind of 110kV above three dimensional wound core Transformer fixture.
Background technology
At present because three dimensional wound core transformer has excellent performance, the advantage such as rational in infrastructure, except the product extensive use three dimensional wound core technology of low capacity or low-voltage-grade, Large Copacity and voltage levels product also more and more pay attention to application, particularly 110kV and the above product of this technology.Transformer body is as the core of transformer; how to protect transformer body better; make that it is safer, reliably run; this is all conducive to improving whole power transformer product performance; but due to the particularity of three dimensional wound core structure; three stem arrangements triangular in shape of three dimensional wound core; as continued to use the clamping structure of conventional stereo rewinding material product on Large Copacity or high voltage product; the overall dimension of transformer body will be increased; thus affect monnolithic case size and the cost of transformer, reduce the competitiveness of power transformer product.
Utility model content
In order to solve the problem, it is simple that the purpose of this utility model is to provide a kind of structure, both can play supporting and protective effect to the three dimensional wound core of transformer, and can compress again the Transformer fixture of transformer coil simultaneously.
The utility model is the technical scheme that its technical problem of solution adopts:
A kind of 110kV above three dimensional wound core Transformer fixture, comprise upper frame and be positioned at the underframe immediately below it, an entirety is joined together to form by the stretching screw of one or more between described upper frame and underframe, this upper frame is provided with the housing screw for compressing transformer coil, upper frame and underframe being respectively arranged with the three dimensional wound core location lock-screw within it for transformer simultaneously, the center of inside of described upper frame and sidewall being respectively arranged with the center bolt for being connected to a fixed with underframe and arm-tie.
As the improvement of technique scheme, be fixed together by the stretching screw of more than three between described upper frame and underframe.
As the further improvement of technique scheme, described upper frame is mutually spliced to enclose by the upper frame web of more than three pieces and forms triangle, the periphery wall of upper frame web is provided with the top board for being connected with stretching screw and the upper supporting plate for installing housing screw, the top of upper frame web is at least provided with the crossbeam that is pointed to its center simultaneously, the free end of this crossbeam is provided with triangle pressing plate on, triangle pressing plate is provided with housing screw for this, the top of described upper frame web is also provided with the boatswain chair for transformer of slinging, the upper surface of described crossbeam is also provided with the upper beam that the device body for transformer is located, upper end and the described upper triangle pressing plate of described center bolt are connected to a fixed.
Preferably, described upper frame is mutually spliced to enclose by the short upper frame web interval that three blocks of identical long upper frame webs are identical with three pieces and forms triangle, described long upper frame web offers make way for lock-screw through and the through hole three dimensional wound core of transformer is positioned in upper frame.
Further preferably, described upper triangle pressing plate is provided with three crossbeams be connected on three blocks of different upper frame webs.
In the utility model, described upper frame web and/or top board are provided with the upper mounted plate of the lead-in wire for stationary transformer coil.
Further, described underframe is mutually spliced to enclose by the underframe web of more than three pieces and forms triangle, the periphery wall of underframe web is arranged respectively the lower platen being used for being connected with stretching screw and the lower carrier plate for support transformer coil, the bottom of underframe web is fixedly connected with the feet being positioned at underframe inside simultaneously, feet is arranged the lower triangle supporting plate being used for support transformer coil, the extension that this feet stretches out underframe outside also offers the location hole for transformer location, the bottom of described underframe web is also provided with the locating pin for transformer location, lower end and the lower triangle supporting plate of described center bolt are connected to a fixed.
Further again, described feet is fixedly connected on three blocks of different underframe webs respectively by three pieces of footing plates.
Further, described underframe is spliced to enclose by the short underframe web interval that three blocks of identical long underframe webs are identical with three pieces and forms triangle, described long underframe web offers make way for lock-screw through and the through hole three dimensional wound core of transformer is positioned in underframe.
Preferably, described underframe web and/or lower platen are provided with the bottom plate of the lead-in wire for stationary transformer coil.
The beneficial effects of the utility model are: because the utility model is by upper frame and underframe clamping transformer, effectively can not only protect three dimensional wound core, play the effect of the device body supporting whole transformer, housing screw can also be utilized evenly to compress the coil of transformer simultaneously, improve the anti-short circuit capability of product, and by stretching screw, center bolt and arm-tie, upper frame and underframe are linked together, greatly increase the structural strength of Transformer fixture; In the utility model, upper frame is provided with upper beam, underframe is provided with locating pin and feet, and the fuel tank of transformer body and transformer can be made closely to combine, and preventer occurs displacement and affects transformer performance when operation or transport.The utility model is applicable to the products with larger capacity of 110kV and above, there is the features such as rational in infrastructure, compact to design, particularly at the employing pulling plate structure of upper frame and underframe, make the device body contour size of transformer compacter, thus reduce the manufacturing cost of fixture, improve the competitiveness of product.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of upper frame of the present utility model;
Fig. 3 is the structural representation of underframe of the present utility model;
Fig. 4 is the structural representation of arm-tie of the present utility model.
Embodiment
Referring to figs. 1 through Fig. 4, a kind of 110kV above three dimensional wound core Transformer fixture, the underframe 2 comprising upper frame 1 and be positioned at immediately below it, be joined together to form an entirety by the stretching screw 3 of one or more between described upper frame 1 and underframe 2, play the effect of protection and support transformer body; This upper frame 1 being provided with the housing screw 4 for compressing transformer coil, upper frame 1 and underframe 2 being respectively arranged with the three dimensional wound core location lock-screw 5 within it for transformer simultaneously.The center of inside of described upper frame 1 and sidewall are respectively arranged with the center bolt 31 for being connected to a fixed with underframe 2 and arm-tie 32.Here, described arm-tie 32 comprises connecting plate 320, connecting bolt 321 and auxiliary fixing plate 322, arm-tie 32 is installed, the inwall of upper frame 1 or underframe 2 is close in one end of described connecting plate 320, then the corresponding connecting plate 320 of auxiliary fixing plate 322 this end and be closely attached on the periphery wall of upper frame 1 or underframe 2, adopt connecting bolt 321 to be connected to a fixed with connecting plate 320 again through after auxiliary fixing plate 322, the sidewall of upper frame 1 or the sidewall of underframe 2 successively afterwards, thus arm-tie 32 is fixedly installed on upper frame 1 or underframe 2.Because the utility model to clamp the three dimensional wound core device body of transformer by upper frame 1 and underframe 2, effectively can not only protect three dimensional wound core, play the effect supporting whole three dimensional wound core device body, housing screw 4 can also be utilized simultaneously evenly to compress the coil of transformer, improve the anti-short circuit capability of product; And by stretching screw 3, center bolt 31 and arm-tie 32, upper frame 1 and underframe 2 are fixed together to form an entirety, greatly increase the structural strength of Transformer fixture.
In the utility model, preferably, described upper frame 1 by more than three pieces upper frame web 6 mutually splicing enclose and form triangle, further preferably, described upper frame 1 is mutually spliced to enclose by the short upper frame web interval that three blocks of identical long upper frame webs are identical with three pieces and forms triangle, interval mentioned here is mutually spliced to enclose and is referred to that a block length upper frame web is connected with one piece short upper frame web, then the other end of this block short upper frame web is connected with an other block length upper frame web again, the other end of this long upper frame web is connected with other one piece short upper frame web more afterwards, so be connected and three block length upper frame webs and three pieces short upper frame web intervals joined end to end connect, described long upper frame web offers make way for lock-screw 5 through and the three dimensional wound core of transformer is positioned at the through hole in upper frame 1.The periphery wall of upper frame web 6 is provided with the top board 7 for being connected with stretching screw 3 and the upper supporting plate 8 for installing housing screw 4, the top of upper frame web 6 is at least provided with the crossbeam 10 that is pointed to its center simultaneously, the free end of this crossbeam 10 is provided with triangle pressing plate 9 on, triangle pressing plate 9 is provided with housing screw 4 for this, and the top of described upper frame web 6 is also provided with the boatswain chair 11 for transformer of slinging.The upper surface of described crossbeam 10 is also provided with the upper beam 100 that the device body for transformer is located, upper end and the described upper triangle pressing plate 9 of described center bolt 31 are connected to a fixed, here, the shape of described upper triangle pressing plate 9 is not defined as triangle, also can be rectangle, circle, trapezoidal, fan-shaped or polygon etc.Can be arranged at more securely on upper frame 1 to make upper triangle pressing plate 9, preferably, described upper triangle pressing plate 9 is provided with three crossbeams 10 be connected on three blocks of different upper frame webs 6, the upper surface of every bar crossbeam 10 is provided with a upper beam 100 simultaneously; Above-mentioned upper beam 100 may be used for the device body of stationary transformer, thus be convenient to the location, device body of transformer, further, in order to the three dimensional wound core device body of stationary transformer better, preferably, described upper frame web 6 and/or top board 7 are provided with the upper mounted plate 12 for the lead-in wire of stationary transformer coil, further preferably, described upper frame web 6 and top board 7 are provided with the upper mounted plate 12 for the lead-in wire of stationary transformer coil.In the utility model, on the upper supporting plate 8 that above-mentioned housing screw 4 is installed on upper frame 1 respectively and upper triangle pressing plate 9, in actual applications, housing screw 4 can be regulated to compress the high and low pressure coil of transformer respectively, prevent coil from occurring loosening, improve the anti-short circuit capability of transformer.
Further, described underframe 2 by more than three pieces underframe web 20 mutually splicing enclose and form triangle, as preferred implementation of the present utility model, described underframe 2 is spliced to enclose by the short underframe web interval that three blocks of identical long underframe webs are identical with three pieces and forms triangle, interval mentioned here splicing encloses and refers to that a block length underframe web is connected with one piece short underframe web, then the other end of this block short underframe web is connected with an other block length underframe web again, the other end of this long underframe web is connected with other one piece short underframe web more afterwards, so be connected and three block length underframe webs and three pieces short underframe web intervals joined end to end connect, described long underframe web offers make way for lock-screw 5 through and the three dimensional wound core of transformer is positioned at the through hole in underframe 2.The periphery wall of underframe web 20 is arranged respectively the lower platen 13 being used for being connected with stretching screw 3 and the lower carrier plate 14 for support transformer coil, transformer coil can be made to be subject to the thrust of housing screw 4 equably by lower carrier plate 14, avoid coil to occur the phenomenon tilting or loosen because of unbalance stress, the bottom of underframe web 20 is fixedly connected with the feet 15 being positioned at underframe 2 inside simultaneously, feet 15 is arranged the lower triangle supporting plate 19 being used for support transformer coil, here, the shape of described lower triangle supporting plate 19 is not defined as triangle, also can be rectangle, circular, trapezoidal, fan-shaped or polygon etc., the extension that this feet 15 stretches out underframe 2 outside also offers the location hole 18 for transformer location, the bottom of described underframe web 20 is also provided with the locating pin 16 for transformer location, lower end and the lower triangle supporting plate 19 of described center bolt 31 are connected to a fixed.In order to make feet 15 can more be firmly attached on underframe 2, preferably, described feet 15 is fixedly connected on three blocks of different underframe webs 20 respectively by three pieces of footing plates 150.Here, by the feet 15 on underframe 2 and locating pin 16, can the bottom of stationary transformer device body, therefore ensure that the upper and lower device body of transformer can not relative movement.The utility model is by the device body of upper beam 100 stationary transformer of upper frame 1, by the feet 15 of underframe 2 and the bottom of locating pin 16 stationary transformer device body, thus can effectively prevent transformer generation when running and transport from offseting and affecting the quality of product.
Further again, for the ease of the lead-in wire of stationary transformer coil, preferably, described underframe web 20 and/or lower platen 13 are provided with the bottom plate 17 for the lead-in wire of stationary transformer coil, further preferably, described underframe web 20 and lower platen 13 are provided with bottom plate 17.
An entirety can be joined together to form more securely to make upper frame 1 and underframe 2, preferably, stretching screw 3 by more than three between described upper frame 1 and underframe 2 is fixed together, when the quantity of stretching screw 3 is three, article three, stretching screw 3 is connected on three sides of upper frame 1 and underframe 2, namely stretching screw 3 respectively be positioned at upper frame 1 and be connected with lower platen 13 with the top board 7 on underframe 2 same side.In order to strengthen the attachment force between upper frame 1 and underframe 2 further, preferably, be fixed together by six stretching screws 3 between described upper frame 1 and underframe 2, like this, the same side that upper frame 1 is corresponding with underframe 2 then can adopt two stretching screws 3 be connected top board 7 and lower platen 13, thus make the attachment force between upper frame 1 and underframe 2 stronger, both connections are more firm, further, in order to make the structural strength of Transformer fixture of the present utility model stronger, preferably, the arm-tie 32 simultaneously also using more than three pieces between described upper frame 1 and underframe 2 is connected and fixed, described three pieces of arm-ties 32 are connected with three pieces short underframe webs of underframe 2 with three pieces short upper frame webs of upper frame 1 respectively, article six, stretching screw 3 is then connected on three block length upper frame webs of upper frame 1 and three block length underframe webs of underframe 2.Upper frame 1 and underframe 2 are linked together by stretching screw 3, center bolt 31 and arm-tie 32 by the utility model, effectively can improve the structural strength of Transformer fixture.
The foregoing is only preferred embodiments of the present utility model, as long as the technical scheme realizing the utility model object with basic same approach all belongs within protection range of the present utility model.
Claims (10)
1. a 110kV above three dimensional wound core Transformer fixture, it is characterized in that: comprise upper frame (1) and be positioned at the underframe (2) immediately below it, an entirety is joined together to form by the stretching screw (3) of one or more between described upper frame (1) and underframe (2), this upper frame (1) is provided with the housing screw (4) for compressing transformer coil, the three dimensional wound core simultaneously upper frame (1) and underframe (2) are respectively arranged with for transformer locates lock-screw (5) within it, the center of inside of described upper frame (1) and sidewall are respectively arranged with the center bolt (31) for being connected to a fixed with underframe (2) and arm-tie (32).
2. a kind of 110kV above three dimensional wound core Transformer fixture according to claim 1, is characterized in that: the stretching screw (3) by more than three between described upper frame (1) and underframe (2) is fixed together.
3. a kind of 110kV above three dimensional wound core Transformer fixture according to claim 1, it is characterized in that: described upper frame (1) by more than three pieces upper frame web (6) mutually splicing enclose and form triangle, the periphery wall of upper frame web (6) is provided with the top board (7) for being connected with stretching screw (3) and the upper supporting plate (8) for installing housing screw (4), the top of upper frame web (6) is at least provided with the crossbeam (10) that is pointed to its center simultaneously, the free end of this crossbeam (10) is provided with triangle pressing plate (9) on, triangle pressing plate (9) is provided with housing screw (4) for this, the top of described upper frame web (6) is also provided with the boatswain chair (11) for transformer of slinging, the upper surface of described crossbeam (10) is also provided with the upper beam (100) that the device body for transformer is located, upper end and the described upper triangle pressing plate (9) of described center bolt (31) are connected to a fixed.
4. a kind of 110kV above three dimensional wound core Transformer fixture according to claim 3, it is characterized in that: described upper frame (1) is mutually spliced to enclose by the short upper frame web interval that three blocks of identical long upper frame webs are identical with three pieces and forms triangle, described long upper frame web offers make way for lock-screw (5) through and the through hole three dimensional wound core of transformer is positioned in upper frame (1).
5. a kind of 110kV above three dimensional wound core Transformer fixture according to claim 3, is characterized in that: described upper triangle pressing plate (9) is provided with three crossbeams (10) be connected on three blocks of different upper frame webs (6).
6. a kind of 110kV above three dimensional wound core Transformer fixture according to claim 3 or 4 or 5, is characterized in that: the upper mounted plate (12) described upper frame web (6) and/or top board (7) being provided with the lead-in wire for stationary transformer coil.
7. a kind of 110kV above three dimensional wound core Transformer fixture according to claim 1, it is characterized in that: described underframe (2) by more than three pieces underframe web (20) mutually splicing enclose and form triangle, the periphery wall of underframe web (20) is arranged respectively the lower platen (13) being used for being connected with stretching screw (3) and the lower carrier plate (14) for support transformer coil, the bottom of underframe web (20) is fixedly connected with and is positioned at the inner feet (15) of underframe (2) simultaneously, feet (15) is upper arranges the lower triangle supporting plate (19) being used for support transformer coil, this feet (15) is stretched out on the outside extension of underframe (2) and is also offered the location hole (18) of locating for transformer, the bottom of described underframe web (20) is also provided with the locating pin (16) for transformer location, lower end and the lower triangle supporting plate (19) of described center bolt (31) are connected to a fixed.
8. a kind of 110kV above three dimensional wound core Transformer fixture according to claim 7, is characterized in that: described feet (15) is fixedly connected on three blocks of different underframe webs (20) respectively by three pieces of footing plates (150).
9. a kind of 110kV above three dimensional wound core Transformer fixture according to claim 7, it is characterized in that: described underframe (2) is spliced to enclose by the short underframe web interval that three blocks of identical long underframe webs are identical with three pieces and forms triangle, described long underframe web offers make way for lock-screw (5) through and the through hole three dimensional wound core of transformer is positioned in underframe (2).
10. a kind of 110kV above three dimensional wound core Transformer fixture according to claim 7 or 8 or 9, is characterized in that: the bottom plate (17) described underframe web (20) and/or lower platen (13) being provided with the lead-in wire for stationary transformer coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420507059.5U CN204117781U (en) | 2014-09-03 | 2014-09-03 | A kind of 110kV above three dimensional wound core Transformer fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420507059.5U CN204117781U (en) | 2014-09-03 | 2014-09-03 | A kind of 110kV above three dimensional wound core Transformer fixture |
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| Publication Number | Publication Date |
|---|---|
| CN204117781U true CN204117781U (en) | 2015-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420507059.5U Active CN204117781U (en) | 2014-09-03 | 2014-09-03 | A kind of 110kV above three dimensional wound core Transformer fixture |
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| CN (1) | CN204117781U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018176867A1 (en) * | 2017-04-01 | 2018-10-04 | 海鸿电气有限公司 | Novel three-dimensional wound core pull plate structure for transformer |
-
2014
- 2014-09-03 CN CN201420507059.5U patent/CN204117781U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018176867A1 (en) * | 2017-04-01 | 2018-10-04 | 海鸿电气有限公司 | Novel three-dimensional wound core pull plate structure for transformer |
| US11295889B2 (en) | 2017-04-01 | 2022-04-05 | Haihong Electric Co., Ltd. | Pulling plate structure for a three-dimensional wound core of transformer |
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