CN204946684U - Dry-type transformer cross-over block - Google Patents
Dry-type transformer cross-over block Download PDFInfo
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- CN204946684U CN204946684U CN201520689345.2U CN201520689345U CN204946684U CN 204946684 U CN204946684 U CN 204946684U CN 201520689345 U CN201520689345 U CN 201520689345U CN 204946684 U CN204946684 U CN 204946684U
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- main body
- collets
- dry
- type transformer
- groove
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Abstract
This patent relates to a kind of dry-type transformer auxiliary member, specifically disclose a kind of dry-type transformer cross-over block, dry-type transformer cross-over block, comprise by the integrated collets main body of insulating material, the top of described collets main body is provided with upper groove and bottom is provided with low groove; Metal derby is provided with in described upper groove; The Access Division can inserting insulating cylinder is provided with in described low groove; The side of described collets main body is provided with boss, and the end face of described boss is lower than the end face of described collets main body.This patent reliability of positioning is better.
Description
Technical field
The utility model relates to a kind of dry-type transformer auxiliary member, is specifically related to a kind of dry-type transformer cross-over block.
Background technology
The places such as dry-type transformer refers to that iron core and winding are not immersed in the transformer in insulating oil, is widely used in localized lighting, skyscraper, airport, harbour CNC plant equipment.
Insulating padding block for dry type transformer is the critical piece of transformer coil location and load-bearing, and outward appearance also can be reacted to client intuitively simultaneously.Quality and outward appearance are quite important, are the cores of load-bearing, the guarantee of coil each several part sizing.Suitable important of the design of cushion block.
The conventional nut that bears down on one is located now, then carrys out support coils with a rectangular dielectric block, but reliability is poor, and arcing distance is less, and also because rectangular dielectric block cannot be located, easily movement, makes insulation effect poor.And need with nut and the acting in conjunction of rectangular dielectric block of bearing down on one when installing, operate more complicated.
Utility model content
The utility model is intended to provide a kind of dry-type transformer cross-over block, to solve now poor with the nut reliability of positioning that bears down on one problem.
For overcoming the above problems, adopt following scheme:
Scheme one: dry-type transformer cross-over block, comprise by the integrated collets main body of insulating material, the top of described collets main body is provided with upper groove and bottom is provided with low groove; Metal derby is provided with in described upper groove; The Access Division can inserting insulating cylinder is provided with in described low groove; The side of described collets main body is provided with boss, and the end face of described boss is lower than the end face of described collets main body.
Beneficial effect:
1. the top of collets main body described in is provided with upper groove and bottom is provided with low groove; The Access Division can inserting insulating cylinder is provided with in described low groove; Facilitate the utility model and be used for clamping the apparatus for fixing transformer of transformer core above it and link together fast with the insulating cylinder below it, also can separating and making up again easily, simple and quick during use.Positioned by upper groove and low groove, carry out the poor problem of reliability of positioning with nail pressing nut before changing, effectively improve reliability of positioning.Meanwhile, in low groove, the both sides of Access Division are also carried out spacing respectively to high-tension coil and low-voltage coil, further increase the accuracy of the utility model location.
2. described in, the side of collets main body is provided with boss, and the end face of described boss is lower than the end face of described collets main body; Support iron core spacing to iron core with boss, be conducive to strengthening coil creepage distance over the ground, strengthen the anti-short circuit capability of its electric strength and transformer.
3. can, by the height selecting the iron block clamping of suitable height to adjust whole cross-over block in upper groove and low groove, make the utility model use more flexibly, conveniently, increase the scope of application of the present utility model.
4. collets main body insulating material is one-body molded, and mechanical strength is high, and electrical insulation properties is good.
5. in upper groove described in, be provided with metal derby; Because metal derby is comparatively hard, effectively increases support force intensity of the present utility model, add the scope of application of the present utility model.
6. in low groove described in, be provided with the Access Division can inserting insulating cylinder; Access Division is inserted the position that well ensure that insulating cylinder in insulating cylinder.
7. the utility model has easy to make, coordinates advantage closely.Meanwhile, significantly can reduce different cushion block needed for different product and consequent die cost, and shorten the construction period, reduce production cost.
Scheme two: on the basis of scheme one further, described boss is the isosceles trapezoidal structure diminished gradually away from one end of collets main body; Be conducive to the folder of clamping coil to be connected on boss, facilitate boss quick insertion or exit.
Scheme three: on the basis of scheme one further, described collets main body and upper groove, low groove and boss all symmetrical along the same line; Mold Making can be made relatively simple, and elegant in appearance.
Scheme four: on the basis of scheme one further, the base area of described low groove is greater than the base area of described upper groove; Support force intensity of the present utility model can be increased, improve the scope of application of the present utility model.
Scheme five: on the basis of scheme one further, the centre of described Access Division has the groove for coil location; The reliability to coil location can be increased.
Scheme six: on the basis of scheme five further, the bottom of described Access Division is the trapezium structure diminished gradually, be conducive to Access Division is injected in insulating cylinder fast, simultaneously because the rebound reset effect of groove is firmly connected with insulating cylinder after making Access Division insert insulating cylinder.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the upward view of Fig. 1;
Fig. 4 is the cutaway view of Fig. 1 along A-A line.
Embodiment
Below by embodiment, the utility model is described in further detail:
Reference numeral in Figure of description comprises: collets main body 1, upper groove 2, boss 3, Access Division 4, low groove 5, iron block 6.
As shown in Figure 1, dry-type transformer cross-over block comprises the collets main body 1 being added the bonding compacting of glass fibre by epoxy resin.The top of collets main body 1 has the upper groove 2 of rectangle.The bottom of collets main body 1 has low groove 5.The left end of collets main body 1 is one-body molded boss 3.
As shown in Figure 2, upper groove 2, collets main body 1 and boss 3 all with same perpendicular bisector for line of symmetry self is symmetrical.The right-hand member of boss 3 is diminishing isosceles trapezoidal structure.
As shown in Figure 3, collets main body 1, low groove 5 and Access Division 4 all with same perpendicular bisector for line of symmetry self is symmetrical.Access Division 4 is run through low groove 5 and is connected with two outsides of collets main body 1, is separated with certain distance between low groove 5 and collets main body 1.There is a groove centre of Access Division 4, conveniently coil is positioned, conveniently Access Division 4 is inserted in insulating cylinder, groove after two limit compressing grooves make Access Division 4 insert insulating cylinder when making Access Division 4 insert insulating cylinder between two limits restores to the original state outwardly, make the outside clamping insulating cylinder on two limits, the utility model is firmly arranged on insulating cylinder.
As shown in Figure 4, in upper groove 2, be inlaid with zinc-plated iron block 6, and the bottom surface size of iron block 6 is greater than the bottom surface of upper groove 2, iron block 6 firmly can be embedded in upper groove 2, adds support force intensity of the present utility model with iron block 6.Not at grade, and the end face of boss 3 is lower than the end face of collets main body 1 for the end face of boss 3 and the end face of collets main body 1, abuts, increase support strength of the present utility model after being conducive to making the folder of clamping coil stick into upper groove 2 with boss 3.The bottom of Access Division 4 is for reduce gradually, and its bottom cross section is right-angled trapezium.The area of low groove 5 is greater than upper groove 2, makes to be greater than upper groove 2 with the contact area of low groove 5 clamping, is conducive to increasing support force of the present utility model.
Above-described is only embodiment of the present utility model, and in scheme, the general knowledge such as known concrete structure and characteristic does not do too much description at this.Should be understood that; for a person skilled in the art, under the prerequisite not departing from the utility model structure, some distortion and improvement can also be made; these also should be considered as protection range of the present utility model, and these all can not affect effect and the practical applicability of the utility model enforcement.The protection range that this application claims should be as the criterion with the content of its claim, and the embodiment in specification etc. record the content that may be used for explaining claim.
Claims (6)
1. dry-type transformer cross-over block, is characterized in that: comprise by the integrated collets main body of insulating material, the top of described collets main body is provided with upper groove and bottom is provided with low groove; Metal derby is provided with in described upper groove; The Access Division can inserting insulating cylinder is provided with in described low groove; The side of described collets main body is provided with boss, and the end face of described boss is lower than the end face of described collets main body.
2. dry-type transformer cross-over block according to claim 1, is characterized in that: described boss is the isosceles trapezoidal structure diminished gradually away from one end of collets main body.
3. dry-type transformer cross-over block according to claim 1, is characterized in that: described collets main body and upper groove, low groove and boss all symmetrical along the same line.
4. dry-type transformer cross-over block according to claim 1, is characterized in that: the base area of described low groove is greater than the base area of described upper groove.
5. dry-type transformer cross-over block according to claim 1, is characterized in that: the centre of described Access Division has the groove for coil location.
6. according to dry-type transformer cross-over block according to claim 5, it is characterized in that: the bottom of described Access Division is the trapezium structure diminished gradually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520689345.2U CN204946684U (en) | 2015-09-08 | 2015-09-08 | Dry-type transformer cross-over block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520689345.2U CN204946684U (en) | 2015-09-08 | 2015-09-08 | Dry-type transformer cross-over block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204946684U true CN204946684U (en) | 2016-01-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520689345.2U Active CN204946684U (en) | 2015-09-08 | 2015-09-08 | Dry-type transformer cross-over block |
Country Status (1)
| Country | Link |
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| CN (1) | CN204946684U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105810417A (en) * | 2016-05-23 | 2016-07-27 | 江苏瑞恩电气股份有限公司 | Transformer cushion block and combination structure thereof |
-
2015
- 2015-09-08 CN CN201520689345.2U patent/CN204946684U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105810417A (en) * | 2016-05-23 | 2016-07-27 | 江苏瑞恩电气股份有限公司 | Transformer cushion block and combination structure thereof |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |