CN204117790U - The high pressure lead wire structure of 110kV above Wound iron-core transformer - Google Patents
The high pressure lead wire structure of 110kV above Wound iron-core transformer Download PDFInfo
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- CN204117790U CN204117790U CN201420506115.3U CN201420506115U CN204117790U CN 204117790 U CN204117790 U CN 204117790U CN 201420506115 U CN201420506115 U CN 201420506115U CN 204117790 U CN204117790 U CN 204117790U
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Abstract
The utility model discloses the high pressure lead wire structure of 110kV above Wound iron-core transformer, comprise coil that is unshakable in one's determination and that be wrapped on iron core, the periphery of this iron core and coil is provided with a protect-ing frame structure, this protect-ing frame structure is made up of upper frame and underframe, be connected by the stretching screw of more than between upper frame and underframe, the periphery wall of described protect-ing frame structure is provided with the wire clamp of the high-voltage connection for guiding coil, described high-voltage connection through after wire clamp be fixed on shunting switch in protect-ing frame structure and be connected, this shunting switch is fixedly installed on the periphery wall of protect-ing frame structure.Because the utility model is by arranging a protect-ing frame structure in the periphery of unshakable in one's determination and coil; can available protecting and support the device body of transformer; the shunting switch be simultaneously connected with high-voltage connection is arranged on the periphery wall of protect-ing frame structure; high-voltage connection can be made can to extend on shunting switch along coil surface, ensure that the electric property of transformer.
Description
Technical field
The utility model relates to field of electrical equipment, particularly a kind of high pressure lead wire structure of 110kV above three dimensional wound core transformer.
Background technology
Current three dimensional wound core product is used on industry-by-industry and field, and the superiority of its performance is also more and more taken seriously, and particularly in more than 110kV voltage levels, three dimensional wound core product will be widely used.But three dimensional wound core product is compared with conventional plane product unshakable in one's determination, primary structure difference is that three stems of iron core are not in same plane, continue to use the high pressure lead wire structure of traditional plane product unshakable in one's determination on three dimensional wound core product, lead-in wire arrangement not only can be caused unreasonable and affect the security performance of product, also can increase the difficulty manufactured a product and cost simultaneously, thus affect the competitiveness of three dimensional wound core product in 110kV and above this field of voltage levels.
Utility model content
In order to solve the problem, the purpose of this utility model be to provide a kind of reasonable in design, wiring simple and can reduce the high pressure lead wire structure of three dimensional wound core transformer of production cost, is applicable to the three dimensional wound core product of 110kV above.
The utility model is the technical scheme that its technical problem of solution adopts:
The high pressure lead wire structure of 110kV above Wound iron-core transformer; comprise coil that is unshakable in one's determination and that be wrapped on iron core; the periphery of this iron core and coil is provided with a protect-ing frame structure; this protect-ing frame structure is made up of upper frame and underframe; be connected by the stretching screw of more than between upper frame and underframe; the periphery wall of described protect-ing frame structure is provided with the wire clamp of the high-voltage connection for guiding coil; described high-voltage connection through after wire clamp be fixed on shunting switch in protect-ing frame structure and be connected, this shunting switch is fixedly installed on the periphery wall of protect-ing frame structure.
As the improvement of technique scheme, described high-voltage connection comprises main lead-in wire for being connected with transformer outer sleeve and the tap lead for being connected with shunting switch.
As the further improvement of technique scheme, described iron core is three dimensional wound core, and this three dimensional wound core is spliced to enclose by three identical rectangle single frames and forms triangle.
Preferably, described coil comprises the low-voltage coil, high-tension coil and the voltage regulation coil that are wound in successively from inside to outside on iron core.
Further preferably, described upper frame and underframe enclose splicing by the short slab interval that three pieces of identical long slabs are identical with three pieces respectively and enclose and form triangle.
Further again, the long slab of described upper frame and short slab respectively with long slab and the short slab one_to_one corresponding of underframe, described shunting switch is arranged on the short slab of upper frame and/or underframe.
In the utility model, described protect-ing frame structure is provided with the fixed head for conducting wire folder, described fixed head is fixedly arranged on the periphery wall of protect-ing frame structure.
The beneficial effects of the utility model are: because the utility model is by arranging a protect-ing frame structure in the periphery of unshakable in one's determination and coil, can available protecting and support the device body of transformer, the shunting switch be simultaneously connected with high-voltage connection is arranged on the periphery wall of protect-ing frame structure, high-voltage connection can be made can to extend on shunting switch along coil surface, ensure that the electric property of transformer; When on the short slab that shunting switch is arranged at upper frame and/or underframe; namely when shunting switch is arranged at the short brink of protect-ing frame structure; high-voltage connection extends on shunting switch along coil surface; such pin configuration; not only can ensure the electric property of transformer; but also make the structure of transformer compacter, reasonable, reduce the monnolithic case size of transformer body.
Because high pressure lead wire structure of the present utility model makes high-voltage connection can extend to shunting switch on protect-ing frame structure short brink along coil both side surface; therefore the fuel tank of transformer more can connect and be adjacent to coil surface; be particularly suitable for triangle Oiltank structure; so both can reduce the overall dimension of transformer; transformer cost can be reduced again, 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 surface structure schematic diagram unshakable in one's determination in the utility model;
Fig. 3 is the structural representation of the utility model coil.
Embodiment
Referring to figs. 1 through Fig. 3, the high pressure lead wire structure of 110kV above Wound iron-core transformer, the coil 2 comprising unshakable in one's determination 1 and be wrapped on unshakable in one's determination 1, here, as in preferred implementation of the present utility model, described unshakable in one's determination 1 is three dimensional wound core, this three dimensional wound core is spliced to enclose by three identical rectangle single frames and forms triangle, and described coil 2 comprises low-voltage coil 20, high-tension coil 21 and voltage regulation coil 22, this low-voltage coil 20, high-tension coil 21 and voltage regulation coil 22 are wound on three stems of unshakable in one's determination 1 successively by order from inside to outside.The periphery of this iron core 1 and coil 2 is provided with a protect-ing frame structure, above-mentioned protect-ing frame structure can play the effect supporting and protect unshakable in one's determination 1 and coil 2, this protect-ing frame structure is made up of upper frame 3 and underframe 4, stretching screw 5 by more than one between upper frame 3 and underframe 4 is connected, the periphery wall of described protect-ing frame structure is provided with the wire clamp 7 for guiding the high-voltage connection 8 of coil 2 to extend along the side of pitch of the laps 2, described high-voltage connection 8 through after wire clamp 7 be fixed on shunting switch 9 in protect-ing frame structure and be connected, this shunting switch 9 is fixedly installed on the periphery wall of protect-ing frame structure.Because the utility model is by arranging a protect-ing frame structure in the periphery of unshakable in one's determination 1 and coil 2; can available protecting and support the device body of transformer; the shunting switch 9 be simultaneously connected with high-voltage connection 8 is arranged on the periphery wall of protect-ing frame structure; by the guiding function of wire clamp 7; high-voltage connection 8 can be made can to extend on shunting switch 9 along coil 2 surface, ensure that the electric property of transformer.Here, described high-voltage connection 8 comprises main lead-in wire 81 for being connected with transformer outer sleeve and the tap lead 82 for being connected with shunting switch 9.
Further; for the ease of production and processing and the assembling of protect-ing frame structure; preferably; described upper frame 3 and underframe 4 enclose splicing by the short slab interval that three pieces of identical long slabs are identical with three pieces respectively and enclose and form triangle; triangle mentioned here refers to the external form shape triangular in shape haply of upper frame 3 and underframe 4, and just position place, leg-of-mutton three angles connects two adjacent block length plates by a short slab.Further preferably; the long slab of described upper frame 3 and short slab respectively with long slab and the short slab one_to_one corresponding of underframe 4; namely underframe 4 be positioned at the below of upper frame 3 and the short slab of underframe 4 and long slab respectively with short slab and the long slab one_to_one corresponding of upper frame 3; thus make the external form of protect-ing frame structure also shape roughly triangular in shape; similarly, protect-ing frame structure also have long limit and minor face.In order to reduce the size of transformer body, preferably, described shunting switch 9 is arranged on the short slab of upper frame 3 and/or underframe 4, and namely shunting switch 9 is arranged on the minor face of protect-ing frame structure.When shunting switch 9 is arranged at the short brink of protect-ing frame structure; high-voltage connection 8 extends on shunting switch 9 along coil 2 surface; such pin configuration; not only can ensure the electric property of transformer; but also make the structure of transformer compacter, reasonable, reduce the monnolithic case size of transformer body.Because high pressure lead wire structure of the present utility model makes high-voltage connection 8 can extend to shunting switch 9 on protect-ing frame structure short brink along coil 2 both side surface; therefore the fuel tank of transformer more can connect the upper surface or lower surface that are adjacent to coil 2; be particularly suitable for triangle Oiltank structure; so both can reduce the overall dimension of transformer; transformer cost can be reduced again, improve the competitiveness of product
Further again; be fixedly installed in protect-ing frame structure for the ease of wire clamp 7; preferably; described protect-ing frame structure is provided with the fixed head 6 for conducting wire folder 7; described fixed head 6 is fixedly arranged on the periphery wall of protect-ing frame structure; both can press from both sides 7 by fixing cord by this fixed head 6, and arbitrarily can also regulate the installation site of wire clamp 7 and the guiding of adjustment wire clamp 7 simultaneously as required, be convenient to guide high-voltage connection 8 to extend along the surface of coil 2.
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 (7)
- The high pressure lead wire structure of 1.110kV above Wound iron-core transformer, comprise iron core (1) and be wrapped in the coil (2) on iron core (1), the periphery of this iron core (1) and coil (2) is provided with a protect-ing frame structure, this protect-ing frame structure is made up of upper frame (3) and underframe (4), stretching screw (5) by more than one between upper frame (3) and underframe (4) is connected, it is characterized in that: the wire clamp (7) periphery wall of described protect-ing frame structure being provided with the high-voltage connection (8) for guiding coil (2), described high-voltage connection (8) through wire clamp (7) afterwards be fixed on shunting switch in protect-ing frame structure (9) and be connected, this shunting switch (9) is fixedly installed on the periphery wall of protect-ing frame structure.
- 2. the high pressure lead wire structure of 110kV above Wound iron-core transformer according to claim 1, is characterized in that: described high-voltage connection (8) comprises main lead-in wire (81) for being connected with transformer outer sleeve and the tap lead (82) for being connected with shunting switch (9).
- 3. the high pressure lead wire structure of 110kV above Wound iron-core transformer according to claim 1 and 2, it is characterized in that: described iron core (1) is three dimensional wound core, this three dimensional wound core is spliced to enclose by three identical rectangle single frames and forms triangle.
- 4. the high pressure lead wire structure of 110kV above Wound iron-core transformer according to claim 1 and 2, is characterized in that: described coil (2) comprises the low-voltage coil (20) be wound in successively from inside to outside on iron core (1), high-tension coil (21) and voltage regulation coil (22).
- 5. the high pressure lead wire structure of 110kV above Wound iron-core transformer according to claim 1, is characterized in that: described upper frame (3) and underframe (4) enclose splicing by the short slab interval that three pieces of identical long slabs are identical with three pieces respectively and enclose and form triangle.
- 6. the high pressure lead wire structure of 110kV above Wound iron-core transformer according to claim 5, it is characterized in that: the long slab of described upper frame (3) and short slab respectively with long slab and the short slab one_to_one corresponding of underframe (4), described shunting switch (9) is arranged on the short slab of upper frame (3) and/or underframe (4).
- 7. the high pressure lead wire structure of the 110kV above Wound iron-core transformer according to claim 1 or 2 or 5 or 6; it is characterized in that: described protect-ing frame structure is provided with the fixed head (6) for conducting wire folder (7), described fixed head (6) is fixedly arranged on the periphery wall of protect-ing frame structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420506115.3U CN204117790U (en) | 2014-09-03 | 2014-09-03 | The high pressure lead wire structure of 110kV above Wound iron-core transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420506115.3U CN204117790U (en) | 2014-09-03 | 2014-09-03 | The high pressure lead wire structure of 110kV above Wound iron-core transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204117790U true CN204117790U (en) | 2015-01-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420506115.3U Active CN204117790U (en) | 2014-09-03 | 2014-09-03 | The high pressure lead wire structure of 110kV above Wound iron-core transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204117790U (en) |
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2014
- 2014-09-03 CN CN201420506115.3U patent/CN204117790U/en active Active
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