CN213183910U - Clamping piece structure for transformer core - Google Patents
Clamping piece structure for transformer core Download PDFInfo
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- CN213183910U CN213183910U CN202022557791.1U CN202022557791U CN213183910U CN 213183910 U CN213183910 U CN 213183910U CN 202022557791 U CN202022557791 U CN 202022557791U CN 213183910 U CN213183910 U CN 213183910U
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Abstract
The utility model relates to a folder structure that transformer core used belongs to transformer equipment technical field. The technical scheme is as follows: web (4) are rectangular form rectangular plate, it sets up in its outside to follow lower part iron core yoke (12) length direction, a plurality of evenly arranged's of bottom welding fixed plate (7) of web, the fixed plate is fixed on foot pad (11), be equipped with two inboard stiffening iron (1) on the inside wall that web and lower part iron core yoke are adjacent, two inboard stiffening irons all with web inside wall mutually perpendicular, be equipped with the outside stiffening iron subassembly that the multiunit was evenly arranged on the lateral wall that web (4) kept away from lower part iron core yoke, the outside stiffening iron subassembly comprises a plurality of outside stiffening irons, the outside stiffening iron sets up perpendicularly on the lateral wall of web, the up end of outside stiffening iron and the up end of inboard stiffening iron (1) flush, all be higher than the up end of web. The utility model has the advantages that: the thickness of the body supporting plate and the insulation of the lower iron yoke is reduced, and the manufacturing cost is reduced.
Description
Technical Field
The utility model relates to a folder structure that transformer core used belongs to transformer equipment technical field.
Background
At present, because of the structural reason of an iron core clamping piece, a lower iron yoke cushion block and a supporting plate used in the integral sleeving process of the transformer are very thick, and the transformer does not need to use a too thick structure in the aspect of strength calculation and also increases the cost.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a clamp structure for a transformer iron core, which increases the reinforced irons at two sides, thereby reducing the thickness of the insulation between a body supporting plate and a lower iron yoke and reducing the manufacturing cost; compared with the prior structure, the combined mode of the upper limb plate and the reinforcing iron is cancelled, the reinforcing iron is only adopted, the manufacturing cost can be reduced, and the problems in the background art are solved.
The technical scheme of the utility model is that:
a clamp structure for a transformer iron core comprises a supporting clamp, a lower iron yoke insulator, a lower iron yoke cushion block, a supporting plate and supporting feet, wherein the lower iron yoke insulator, the lower iron yoke cushion block and the supporting plate are sequentially arranged at the upper end of the lower iron core yoke in a pressing mode from top to bottom; the supporting clamp comprises an inner reinforcing iron and an outer reinforcing iron component, web and fixed plate, the web is rectangular form rectangular plate, set up in its outside along lower part iron core length direction, the bottom welding a plurality of fixed plates of evenly arranging of web, the fixed plate is fixed on the foot pad, be equipped with two inboard stiffening irons on the inside wall that web and lower part iron core yoke are adjacent, two inboard stiffening irons all with web inside wall mutually perpendicular, lower part iron core yoke is located between two inboard stiffening irons, be equipped with the outside stiffening iron subassembly that the multiunit evenly arranged on the outside wall that the lower part iron core yoke was kept away from to the web, the outside stiffening iron subassembly comprises a plurality of outside stiffening irons, the outside stiffening iron sets up perpendicularly on the outside wall of web, the up end of outside stiffening iron and the up end of inboard stiffening iron flush, all be higher than the up end of web, the layer board is pressed on the outside stiffening iron up end.
The inner side reinforcing iron is triangular, one right-angle side of the inner side reinforcing iron is welded on the inner side wall of the web, the other right-angle side is higher than the upper end surface of the web, and a first notch is formed in the crossed position of the two right-angle sides.
The outer side reinforcing iron assembly is composed of four outer side reinforcing irons, the four outer side reinforcing irons are two outer side reinforcing irons I and two outer side reinforcing irons II respectively, the two outer side reinforcing irons I and the two outer side reinforcing irons II are vertically arranged on the outer side wall of the web plate, the two outer side reinforcing irons II are arranged between the two outer side reinforcing irons I, and the width and the length of the outer side reinforcing irons II are larger than those of the outer side reinforcing irons I.
The outer side reinforcing iron is triangular, one right-angle side of the outer side reinforcing iron is welded on the outer side wall of the web, the other right-angle side is higher than the upper end face of the web, and a second notch is formed in the crossed position of the two right-angle sides.
The fixing plate is vertically welded at the bottom end of the web plate and arranged in parallel with the foot pads, the fixing plate and the foot pads are fixed through bolts, and lower reinforcing iron is arranged between the fixing plate and the web plate.
The number of the lower reinforcing irons is three, and the lower reinforcing irons are two small triangular reinforcing irons and a large triangular reinforcing iron arranged between the two small triangular reinforcing irons.
The utility model has the advantages that: the thickness of the body supporting plate and the insulation of the lower iron yoke is reduced, and the manufacturing cost is reduced.
Drawings
FIG. 1 is a schematic view of a support clamp according to the present invention;
fig. 2 is a top view of the support clamp of the present invention;
fig. 3 is a side view of the support clamp of the present invention;
FIG. 4 is a schematic view of the structure of the installation state of the present invention;
in the figure: the iron core comprises an inner side reinforcing iron 1, an outer side reinforcing iron I2, an outer side reinforcing iron II 3, a web plate 4, a large triangular reinforcing iron 5, a small triangular reinforcing iron 6, a fixing plate 7, a lower iron yoke insulator 8, a lower iron yoke cushion block 9, a supporting plate 10, a supporting foot 11 and a lower iron core yoke 12.
Detailed Description
The present invention will be further described with reference to the accompanying drawings by way of examples.
A clamp structure for a transformer core comprises a supporting clamp, a lower iron yoke insulator 8, a lower iron yoke cushion block 9, a supporting plate 10 and a supporting foot 11, wherein the lower iron yoke insulator 8, the lower iron yoke cushion block 9 and the supporting plate 10 are sequentially pressed at the upper end of a lower iron core yoke 12 from top to bottom, the supporting foot 11 is arranged at the lower end of the lower iron core yoke 12, the two supporting clamps are symmetrically arranged at two sides of the lower iron core yoke 12, and the lower iron core yoke 12 is clamped tightly; the supporting and clamping device comprises an inner side reinforcing iron 1, an outer side reinforcing iron assembly, a web plate 4 and a fixing plate 7, wherein the web plate 4 is a long rectangular plate and is arranged on the outer side surface of a lower iron core yoke 12 along the length direction, the bottom end of the web plate 4 is welded with a plurality of uniformly arranged fixing plates 7, the fixing plates 7 are fixed on a pad 11, two inner side reinforcing irons 1 are arranged on the inner side wall of the web plate 4 adjacent to the lower iron core yoke 12, the two inner side reinforcing irons 1 are both vertical to the inner side wall of the web plate 4, the lower iron core yoke 12 is positioned between the two inner side reinforcing irons 1, a plurality of groups of uniformly arranged outer side reinforcing iron assemblies are arranged on the outer side wall of the web plate 4 far away from the lower iron core yoke 12, each outer side reinforcing iron assembly is composed of a plurality of outer side reinforcing irons, the outer side reinforcing irons are vertically arranged on the outer side wall of the web plate 4, the pallet 10 is pressed on the upper end surface of the outer reinforcing iron.
The inner side reinforcing iron 1 is triangular reinforcing iron, one right-angle side of the inner side reinforcing iron 11 is welded on the inner side wall of the web plate 4, the other right-angle side is higher than the upper end surface of the web plate 4, and a first notch is formed in the crossed position of the two right-angle sides.
The outer side reinforcing iron assembly is composed of four outer side reinforcing irons, the four outer side reinforcing irons are two outer side reinforcing irons I2 and two outer side reinforcing irons II 3 respectively, the two outer side reinforcing irons I2 and the two outer side reinforcing irons II 3 are vertically arranged on the outer side wall of the web plate 4, the two outer side reinforcing irons II 3 are arranged between the two outer side reinforcing irons I2, and the width and the length of the outer side reinforcing irons II 3 are larger than those of the outer side reinforcing irons I2.
The outside reinforcing iron is triangular reinforcing iron, one right-angle side of the outside reinforcing iron is welded on the outer side wall of the web plate 4, the other right-angle side is higher than the upper end surface of the web plate 4, and a second notch is formed in the crossed position of the two right-angle sides.
The fixing plate 7 is vertically welded at the bottom end of the web plate 4 and is parallel to the foot pad 11, the fixing plate 7 and the foot pad 11 are fixed through bolts, and lower reinforcing iron is arranged between the fixing plate 7 and the web plate 4.
The number of the lower reinforcing irons is three, and the lower reinforcing irons are two small triangular reinforcing irons 6 and a large triangular reinforcing iron 5 arranged between the two small triangular reinforcing irons 6.
As shown in fig. 1, the inner reinforcing iron 1 has two pieces, which are positioned inside the web and are welded only at both ends. The outer reinforcing iron assemblies are welded on the outer sides of the webs and are divided into three groups, the three groups respectively correspond to A, B, C central columns of the iron cores, and the distance between each group is the center distance of the iron cores. Each group of outer side reinforcing iron assembly comprises two outer side reinforcing irons I2 and two outer side reinforcing irons II 3, wherein the two outer side reinforcing irons I2 and the two outer side reinforcing irons II 3 are vertically welded on the web plate 4 and are higher than the web plate 4 by a certain height, the iron cores are different in diameter, and the heights of the iron cores are also different.
Two long round holes are formed in the fixing plate 7 and are welded at the lower end of the web plate 4, the three fixing plates 7 are required to be vertically welded with the web plate 4, and after welding, the three fixing plates 7 are located on the same horizontal plane. Two small triangular reinforcing irons 6 and a large triangular reinforcing iron 5 are vertically welded between the web plate 4 and the fixing plate 7, and play a role in reinforcing and supporting.
As shown in fig. 4, two support clips are placed opposite to each other, the bottoms of the two support clips are connected together by a foot 11, and a lower core yoke 12 is clamped in the middle, and the function of the support clips is embodied. Two ends of the foot pad 11 are fixed on the fixing plate 7 of the corresponding supporting clamp through bolt connection.
And supporting plates 10 are arranged on the supporting clamping pieces on the two sides of the lower iron core yoke, a lower iron yoke cushion block 9 is arranged on the supporting plates 10, and a lower iron yoke insulator 8 is arranged on the top. The support clip here again serves as a support.
The utility model discloses in, because inboard strengthening iron and the outside strengthening iron in the support folder all exceed web 4, can reduce down indisputable yoke cushion and the thickness of holding in the palm in the assembly well to reduction in production cost alleviates the holistic weight of transformer effectively.
Claims (6)
1. A clamp structure for a transformer core is characterized in that: the iron core clamping device comprises two supporting clamping pieces, a lower iron yoke insulator (8), a lower iron yoke cushion block (9), a supporting plate (10) and a pad foot (11), wherein the lower iron yoke insulator (8), the lower iron yoke cushion block (9) and the supporting plate (10) are sequentially pressed on the upper end of a lower iron core yoke (12) from top to bottom, the pad foot (11) is arranged at the lower end of the lower iron core yoke (12), and the two supporting clamping pieces are symmetrically arranged on two sides of the lower iron core yoke (12) to clamp the lower iron core yoke (12); the supporting and clamping piece comprises inner side reinforcing irons (1), outer side reinforcing iron assemblies, a web plate (4) and fixing plates (7), the web plate (4) is a long rectangular plate and is arranged on the outer side surface of a lower iron core yoke (12) along the length direction, a plurality of uniformly arranged fixing plates (7) are welded at the bottom end of the web plate (4), the fixing plates (7) are fixed on a pad foot (11), two inner side reinforcing irons (1) are arranged on the inner side wall of the web plate (4) adjacent to the lower iron core yoke (12), the two inner side reinforcing irons (1) are both vertical to the inner side wall of the web plate (4), the lower iron core yoke (12) is positioned between the two inner side reinforcing irons (1), a plurality of groups of uniformly arranged outer side reinforcing iron assemblies are arranged on the outer side wall of the web plate (4) far away from the lower iron core yoke (12), each outer side reinforcing iron assembly is composed of a plurality of outer side reinforcing irons, the upper end surface of the outer side reinforcing iron is flush with the upper end surface of the inner side reinforcing iron (1) and is higher than the upper end surface of the web plate (4), and the supporting plate (10) is pressed on the upper end surface of the outer side reinforcing iron.
2. A clip structure for a transformer core as recited in claim 1, wherein: the inner side reinforcing iron (1) is triangular reinforcing iron, one right-angle side of the inner side reinforcing iron (1) is welded on the inner side wall of the web (4), the other right-angle side is higher than the upper end surface of the web (4), and a notch I is arranged at the crossed position of the two right-angle sides.
3. A clip structure for a transformer core according to claim 1 or 2, wherein: the outer side reinforcing iron assembly is composed of four outer side reinforcing irons, the four outer side reinforcing irons are two outer side reinforcing irons I (2) and two outer side reinforcing irons II (3) respectively, the two outer side reinforcing irons I (2) and the two outer side reinforcing irons II (3) are vertically arranged on the outer side wall of the web plate (4), the two outer side reinforcing irons II (3) are arranged between the two outer side reinforcing irons I (2), and the width and the length of the outer side reinforcing irons II (3) are larger than those of the outer side reinforcing irons I (2).
4. A clip structure for a transformer core as recited in claim 3, wherein: the outer side reinforcing iron is triangular, one right-angle side of the outer side reinforcing iron is welded on the outer side wall of the web plate (4), the other right-angle side of the outer side reinforcing iron is higher than the upper end face of the web plate (4), and a second notch is formed in the crossed position of the two right-angle sides.
5. A clip structure for a transformer core as recited in claim 1, wherein: the fixing plate (7) is vertically welded at the bottom end of the web plate (4) and is parallel to the pad feet (11), the fixing plate (7) and the pad feet (11) are fixed through bolts, and lower reinforcing iron is arranged between the fixing plate (7) and the web plate (4).
6. A clip structure for a transformer core as recited in claim 5, wherein: the number of the lower reinforcing irons is three, and the lower reinforcing irons are two small triangular reinforcing irons (6) and a large triangular reinforcing iron (5) arranged between the two small triangular reinforcing irons (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022557791.1U CN213183910U (en) | 2020-11-09 | 2020-11-09 | Clamping piece structure for transformer core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022557791.1U CN213183910U (en) | 2020-11-09 | 2020-11-09 | Clamping piece structure for transformer core |
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| CN213183910U true CN213183910U (en) | 2021-05-11 |
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| CN202022557791.1U Active CN213183910U (en) | 2020-11-09 | 2020-11-09 | Clamping piece structure for transformer core |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113611524A (en) * | 2021-07-23 | 2021-11-05 | 保定天威保变电气股份有限公司 | Insulation structure of reactor positioning nail and use method |
| CN114242416A (en) * | 2021-12-27 | 2022-03-25 | 无锡普天铁心股份有限公司 | Welding structure for coil supporting plate of clamping piece of main transformer core |
-
2020
- 2020-11-09 CN CN202022557791.1U patent/CN213183910U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113611524A (en) * | 2021-07-23 | 2021-11-05 | 保定天威保变电气股份有限公司 | Insulation structure of reactor positioning nail and use method |
| CN114242416A (en) * | 2021-12-27 | 2022-03-25 | 无锡普天铁心股份有限公司 | Welding structure for coil supporting plate of clamping piece of main transformer core |
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