CN215632088U - T-shaped composite cross arm insulator core - Google Patents
T-shaped composite cross arm insulator core Download PDFInfo
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- CN215632088U CN215632088U CN202121014957.3U CN202121014957U CN215632088U CN 215632088 U CN215632088 U CN 215632088U CN 202121014957 U CN202121014957 U CN 202121014957U CN 215632088 U CN215632088 U CN 215632088U
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Abstract
The utility model discloses a T-shaped composite cross arm insulator core body, which comprises: an insulator core column; an insulator core print; the insulator core column is connected with the insulator core head to form an integrally formed structure, the top of the cross section of the insulator core head is provided with an arc-shaped edge, the top of the insulator core head forms an umbrella-shaped surface structure, two arc-shaped edges are arranged below the cross section of the insulator core head, and the cross sections of the insulator core column and the insulator core head form a T-shaped connecting structure. The T-shaped composite cross arm insulator is characterized in that the T-shaped composite cross arm insulator core body is arranged through a T-shaped structure, the T-shaped composite cross arm insulator can adapt to a scene needing the T-shaped structure, and the T-shaped composite cross arm insulator core body is suitable for voltages from 10kV to 35 kV.
Description
Technical Field
The utility model relates to the field of power transmission and distribution, in particular to a T-shaped composite cross arm insulator core.
Background
The structure of present compound cross arm insulator is a plurality of I shape stack structures, and the structure and the performance are not suitable for in some occasions of present compound cross arm insulator nevertheless.
SUMMERY OF THE UTILITY MODEL
One of the purposes of the utility model is to provide a T-shaped composite cross arm insulator core, which is arranged through a T-shaped structure, can adapt to a scene needing the T-shaped structure, and is suitable for voltages from 10kV to 35 kV.
In order to achieve the above object of the present invention, the present invention further provides a T-shaped composite cross arm insulator core, including:
an insulator core column;
an insulator core print;
the insulator core column is connected with the insulator core head to form an integrally formed structure, the top of the cross section of the insulator core head is provided with an arc-shaped edge, the top of the insulator core head forms an umbrella-shaped surface structure, two arc-shaped edges are arranged below the cross section of the insulator core head, and the cross sections of the insulator core column and the insulator core head form a T-shaped connecting structure.
According to a preferred embodiment of the present invention, the arc-shaped edge of the cross section of the top of the insulator core print is an arc-shaped edge, the radius of the circle corresponding to the arc-shaped edge is 35mm, and the center of the circle corresponding to the arc-shaped edge of the top of the insulator core print is located on the cylindrical sub-cylinder.
According to another preferred embodiment of the present invention, the arc angle corresponding to the arc edge of the top of the insulator core print is 30 to 60 °, and the arc surface of the top of the insulator presents a symmetrical structure on the extension line of the insulator core column.
According to another preferred embodiment of the present invention, the left side and the right side below the insulator core print are respectively provided with a structure with an arc-shaped cross section, the two arc-shaped sides below the insulator core print are symmetrically arranged, the bottom of the insulator core print is formed with a horn-shaped surface structure, and the radius of the two arc-shaped sides below the insulator core print is 15 mm.
According to another preferred embodiment of the present invention, the top of the insulator core column is smoothly connected with the arc edge below the insulator core print.
According to another preferred embodiment of the present invention, the height of the core body of the T-shaped composite cross arm insulator is 73mm, and the bottom end of the insulator core column is provided with a lower end portion having a semicircular cross section, so as to form a hemispherical surface structure at the lower end portion of the insulator core body.
According to another preferred embodiment of the present invention, the radius of the sphere corresponding to the semicircle of the central cross section of the lower end of the insulator stem is 6.5 mm.
According to another preferred embodiment of the present invention, the lateral length of the umbrella-shaped surface at the top of the insulator core print is 59.5mm, and the outer edge of the umbrella-shaped surface has a side with a circular arc-shaped cross section.
According to another preferred embodiment of the present invention, the radius of the circular arc-shaped edge of the outer edge of the umbrella-shaped surface is 4.2mm.
According to another preferred embodiment of the utility model, the height between the top of the insulator core print and the bottom of the circular arc-shaped edge of the outer edge of the umbrella-shaped surface is 22 mm.
Drawings
Fig. 1 shows a schematic structural diagram of a cross section of a core body of a T-shaped composite cross arm insulator. The insulator core head comprises an insulator core head-10, a first arc edge-11, a second arc edge-12, a third arc edge-13, a fourth arc edge-14, a fifth arc edge-15, an insulator core column-20 and a lower end part arc edge-21.
Detailed Description
The following description is presented to disclose the utility model so as to enable any person skilled in the art to practice the utility model. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art. The basic principles of the utility model, as defined in the following description, may be applied to other embodiments, variations, modifications, equivalents, and other technical solutions without departing from the spirit and scope of the utility model.
It will be understood by those skilled in the art that in the present disclosure, the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for ease of description and simplicity of description, and do not indicate or imply that the referenced devices or components must be in a particular orientation, constructed and operated in a particular orientation, and thus the above terms are not to be construed as limiting the present invention.
It is understood that the terms "a" and "an" should be interpreted as meaning that a number of one element or element is one in one embodiment, while a number of other elements is one in another embodiment, and the terms "a" and "an" should not be interpreted as limiting the number.
Referring to fig. 1, a schematic diagram of a cross section of a T-shaped composite cross arm insulator core according to the present invention is shown, where the insulator core includes an insulator core print and an insulator core column, a top of the insulator core print has a umbrella-shaped structure, and the insulator core print and the insulator core column are smoothly connected, so that a T-shaped structure is formed between the insulator core print and the insulator core column.
Specifically, referring to fig. 1, the top of the central cross section of the insulator core print includes a first arc edge, the first arc edge is located on the insulator core column at the corresponding circle center, and the first arc edge is symmetrically disposed at two ends of the insulator core column. The first arc edge of the insulator core print is an edge arc edge structure formed by the longitudinal cross section of the umbrella-shaped top surface, in other preferred embodiments of the utility model, the edge formed by the general cross section of the umbrella-shaped top surface can be an arc edge with any radian, which is not described in detail in the utility model. The radius length of the first arc edge is 35 mm.
The lower surface of the insulator core print is provided with a horn-shaped bottom surface structure, and a second arc edge and a third arc edge which are symmetrical are formed under the view angle of the longitudinal central cross section, wherein the radius of the corresponding circle of the second arc edge and the third arc edge is 15 mm. And the second arc edge and the third arc edge are respectively and smoothly connected with the outer surface of the insulator core column.
Furthermore, a fourth arc edge and a fifth arc edge are respectively arranged at the left end part and the right end part of the insulator core print, wherein the fourth arc edge and the fifth arc edge are respectively in smooth connection with the first arc edge, the upper end part of the fourth arc edge is in smooth connection with the left end part of the first arc edge, the lower end part of the fourth arc edge is in smooth connection with the outer end part of the second arc edge, the upper end part of the fifth arc edge is in smooth connection with the right end part of the first arc edge, and the lower end part of the fifth arc edge is in smooth connection with the outer end part of the third arc edge, so that the insulator core print forms a smooth connection structure.
The length of the circle radius corresponding to the fourth arc edge and the fifth arc edge is 4.2mm, the arc angle corresponding to the first arc edge is preferably 30-60 degrees, the arc angle corresponding to the second arc edge and the third arc edge can be set to be 30-90 degrees, the bottom end of the insulator core column is provided with a hemispherical surface structure, the central longitudinal cross section visual angle of the hemispherical surface structure forms a lower end arc edge, the length of the radius corresponding to the lower end arc edge is 6.5mm, the insulator core column is a cylinder, the length of the cylinder is 38mm, the length of the radius corresponding to the cylinder is 6.5mm, and therefore the spherical surface of the core column insulator and the bottom end are smoothly connected.
The length of the left side and the right side of the first arc edge is 59.5mm, the height between the top end of the first arc edge and the bottom end of the third arc edge is 22mm, and it should be noted that parameter errors related to the first arc edge, the third arc edge, the fourth arc edge, the fifth arc edge and the insulator core column are positive and negative 0.2 mm. The Babbitt hardness of the T-shaped composite cross arm insulator core is (70-80) HBa, the tensile strength is larger than or equal to 1200MPa, the bending strength is larger than or equal to 900MPa, the alternating current breakdown strength is larger than 40kV, and the applicable voltage range is 10kV-35 kV.
It will be understood by those skilled in the art that the embodiments of the present invention described above and illustrated in the drawings are given by way of example only and not by way of limitation, the objects of the utility model having been fully and effectively achieved, the functional and structural principles of the present invention having been shown and described in the embodiments, and that various changes or modifications may be made in the embodiments of the present invention without departing from such principles.
Claims (10)
1. The utility model provides a compound cross arm insulator core of T type which characterized in that includes:
an insulator core column;
an insulator core print;
the insulator core column is connected with the insulator core head to form an integrally formed structure, the top of the cross section of the insulator core head is provided with an arc-shaped edge, the top of the insulator core head forms an umbrella-shaped surface structure, two arc-shaped edges are arranged below the cross section of the insulator core head, and the cross sections of the insulator core column and the insulator core head form a T-shaped connecting structure.
2. The T-shaped composite cross arm insulator core body as claimed in claim 1, wherein the arc-shaped edge of the top of the cross section of the insulator core head is a circular arc edge, the corresponding circular radius of the circular arc edge is 35mm, and the corresponding circle center of the circular arc edge of the top of the insulator core head is on the cylindrical sub-column body.
3. The T-shaped composite cross arm insulator core body as claimed in claim 2, wherein the arc angle corresponding to the arc edge of the top of the insulator core head is 30-60 degrees, and the arc surface of the top of the insulator core head is symmetrical on the extension line of the insulator core column.
4. The T-shaped composite cross arm insulator core body as claimed in claim 3, wherein the insulator core head is provided with a circular arc edge structure in cross section at the left side and the right side below the insulator core head, the two circular arc edges below the insulator core head are symmetrically arranged, a trumpet-shaped surface structure is formed at the bottom of the insulator core head, and the radius of the corresponding circle of the two circular arc edges below the insulator core head is 15 mm.
5. The T-shaped composite cross arm insulator core body as claimed in claim 1, wherein two sides of the insulator core column are smoothly connected with the arc side below the insulator core head.
6. A T-shaped composite cross arm insulator core as claimed in claim 1, wherein the height of the T-shaped composite cross arm insulator core is 73mm, and the bottom end of the insulator stem is provided with a lower end portion having a semicircular cross section to form a hemispherical surface structure at the lower end portion of the insulator.
7. A T-shaped composite cross arm insulator core as claimed in claim 6, wherein the radius corresponding to the semicircle of the central cross section of the lower end part of the insulator core column is 6.5 mm.
8. A T-shaped composite cross arm insulator core as claimed in claim 2, wherein the transverse length of the umbrella-shaped surface at the top of the insulator core head is 59.5mm, and the outer edge of the umbrella-shaped surface is provided with a side having a circular arc-shaped cross section.
9. A T-shaped composite cross arm insulator core as claimed in claim 8, wherein the radius of the circular arc edge of the outer edge of the umbrella-shaped face is 4.2mm.
10. A T-shaped composite cross arm insulator core as claimed in claim 8, wherein the height between the top of the insulator core print and the bottom of the circular arc-shaped edge of the umbrella-shaped outer edge is 22 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121014957.3U CN215632088U (en) | 2021-05-12 | 2021-05-12 | T-shaped composite cross arm insulator core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121014957.3U CN215632088U (en) | 2021-05-12 | 2021-05-12 | T-shaped composite cross arm insulator core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215632088U true CN215632088U (en) | 2022-01-25 |
Family
ID=79938101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121014957.3U Active CN215632088U (en) | 2021-05-12 | 2021-05-12 | T-shaped composite cross arm insulator core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215632088U (en) |
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2021
- 2021-05-12 CN CN202121014957.3U patent/CN215632088U/en active Active
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