CN209767102U

CN209767102U - Integral extension ring

Info

Publication number: CN209767102U
Application number: CN201920821580.9U
Authority: CN
Inventors: 王明清
Original assignee: Sichuan Zigong Yizhou Power Line Equipment Co Ltd
Current assignee: Sichuan Zigong Yizhou Power Line Equipment Co Ltd
Priority date: 2019-05-31
Filing date: 2019-05-31
Publication date: 2019-12-10
Anticipated expiration: 2029-05-31

Abstract

The utility model discloses an integral extension ring, including extension ring body and outer reinforcing layer, extension ring body comprises left connection arc, right connection arc, connecting rod and cavity, the connecting rod both ends are provided with left connection arc and right connection arc respectively, the cavity is enclosed by connecting rod and left connection arc and right connection arc. The utility model discloses in, at the right side connection arc, the inside and outside both sides of arc are connected on a left side, be provided with outer strengthening layer and interior enhancement layer, outer strengthening layer all adopts austenite and ferrite to constitute with interior enhancement layer, and the inside crystal dynamics of outer strengthening layer and interior enhancement layer is 5 to 8 grades, stronger tensile strength has, and use equally and low temperature environmental condition under, through connecting the inside and outside enhancement layer of arc outward appearance setting about, the holistic tensile of extension ring of not only strengthening, compressive capacity, thereby also prevent that the extension ring from appearing because of the cold phenomenon of short of low temperature environment, the life of extension ring has been improved, the safe operation of circuit has also been guaranteed simultaneously.

Description

Integral extension ring

Technical Field

The utility model relates to an electric power fitting technical field especially relates to an integral extension ring.

Background

In electric power construction, an extension ring is a common electric power connection fitting and is used for connection of annular fittings so as to extend connection size or change connection direction, and particularly in power transmission line construction, the extension ring is widely applied to the aspects of extension of insulator string fittings, increase of space gap and the like, and is one of important elements related to operation of overhead power transmission lines.

The extension ring is generally used for connecting external power elements, and is easy to break when encountering severe environment or low-temperature environment, so that the problem in the aspect of power is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an integral extension ring.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an integral extension ring, includes extension ring body and outer reinforcing layer, the extension ring body comprises left side connection arc, right side connection arc, connecting rod and cavity, the connecting rod both ends are provided with left side connection arc and right side connection arc respectively, the cavity is enclosed by connecting rod and left side connection arc and right side connection arc.

Preferably, the outer surface of the left connecting arc and the outer surface of the right connecting arc are provided with outer reinforcing layers, the inner sides of the left connecting arc and the right connecting arc are provided with inner reinforcing layers, and the outer surfaces of the outer reinforcing layers and the inner reinforcing layers are provided with second hot galvanizing layers and second heat insulation layers.

Preferably, the surface of the extension ring body is sequentially provided with a first hot-dip galvanizing layer and a first heat preservation layer from outside to inside.

Preferably, the outer reinforcing layer and the inner reinforcing layer are both composed of austenite and ferrite.

preferably, the left connecting arc and the right connecting arc are equal in structure and are of semicircular structures.

Preferably, the shape of the extension ring body is the same as the shape structure of the cavity.

Preferably, the extension ring body is integrally formed by the connecting rod and the left and right connecting arcs, and the extension ring body is made of steel alloy.

Compared with the prior art, the utility model has the advantages that;

1. The utility model discloses, at the right side connection arc, the inside and outside both sides of arc are connected on a left side, be provided with outer strengthening layer and interior enhancement layer, outer strengthening layer all adopts austenite and ferrite to constitute with interior enhancement layer, and the inside crystal dynamics of outer strengthening layer and interior enhancement layer is 5 to 8 grades, stronger tensile strength has, and use equally and low temperature environment condition under, through connecting the inside and outside enhancement layer of arc outward appearance setting about, the holistic tensile of extension ring of not only strengthening, compressive capacity, thereby also prevent that the extension ring from appearing because of the cold phenomenon of short of low temperature environment, the life of extension ring has been improved, the safe operation of circuit has also been guaranteed simultaneously.

2. The utility model discloses, extension ring body is connected the arc by connecting rod, left side and is constituteed with the right side, and the connecting rod is connected the arc right side with a left side and is connected arc formula forming structure as an organic whole, and this mode changes traditional extension ring welded mode, adopts monolithic structure, strengthens the inside stability of extension ring to improve the holistic compressive capacity of extension ring, increase the life of extension ring.

3. The utility model discloses, it has hot galvanizing coat and heat preservation to wrap up respectively at extension ring body and inside and outside enhancement layer surface, and when meetting rainwater and humid environment, hot galvanizing coat has the effect of sacrificing anodic protection class base to can prolong the corrosion resistance of extension ring greatly, the heat preservation can separate extension ring body and plus environment, makes the extension ring inside be in normal temperature range, guarantees the normal use of extension ring.

Drawings

Fig. 1 is a front view of an integral extension ring according to the present invention;

fig. 2 is a schematic view of an internal structure of an integral extension ring according to the present invention;

Fig. 3 is a schematic view of an integral extension ring according to the present invention;

Fig. 4 is a partial cross-sectional view of an integral extension ring according to the present invention.

Illustration of the drawings:

1. an extension ring body; 2. a cavity; 3. a connecting rod; 4. a right connecting arc; 5. an inner reinforcing layer; 6. a reinforcing layer is added; 7. a left connecting arc; 8. a first hot dip galvanizing layer; 9. a first insulating layer; 10. a second insulating layer; 11. and a second hot-dip galvanized layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, an integral extension ring comprises an extension ring body 1 and an outer reinforcement layer 6, wherein the extension ring body 1 is composed of a left connecting arc 7, a right connecting arc 4, a connecting rod 3 and a cavity 2, the left connecting arc 7 and the right connecting arc 4 are respectively arranged at two ends of the connecting rod 3, the cavity 2 is formed by the connecting rod 3, the left connecting arc 7 and the right connecting arc 4 in a surrounding mode, the extension ring body 1 is integrally formed by the connecting rod 3, the left connecting arc 7 and the right connecting arc 4, the extension ring body 1 is made of steel alloy, an integral structure is adopted, the stability inside the extension ring body 1 is enhanced, the overall pressure resistance of the extension ring body 1 is improved, and the service life of the extension ring body 1 is prolonged.

The outer surface of the left connecting arc 7 and the outer surface of the right connecting arc 4 are provided with an outer reinforcing layer 6, the inner side of the left connecting arc 7 and the right connecting arc 4 is provided with an inner reinforcing layer 5, the outer surfaces of the outer reinforcing layer 6 and the inner reinforcing layer 5 are provided with a second hot galvanizing layer 11 and a second heat preservation layer 10, the surface of the extension ring body 1 is sequentially provided with a first hot galvanizing layer 8 and a first heat preservation layer 9 from outside to inside, when the extension ring body 1 meets rainwater and humid environment, the hot galvanizing layers have the function of sacrificing anode protection base, so that the corrosion resistance of the extension ring body 1 can be greatly prolonged, the heat preservation layer can separate the extension ring body 1 from the outside environment, the inside of the extension ring body 1 is in a normal temperature range, the outer reinforcing layer 6 and the inner reinforcing layer 5 are both composed of austenite and ferrite, the inner reinforcing layer and the outer reinforcing layer are arranged on the outer surfaces of the left connecting, Compressive capacity to also prevent that extension ring body 1 from appearing because of the cold short phenomenon of low temperature environment, improved extension ring body 1's life, left side connection arc 7 equals with right side connection arc 4 structure, and left side connection arc 7 is semicircular structure with right side connection arc 4, and extension ring body 1 appearance is the same with 2 appearance structures of cavity.

The working principle is as follows: when in use, the extension ring body 1 is connected with a designated electric element, the electric element is contacted with the inner and outer reinforced layers on the left and right connecting arc surfaces of the extension ring body 1, the outer reinforced layer 6 and the inner reinforced layer 5 are both composed of austenite and ferrite, the crystal strength of the inner reinforced layer 6 and the outer reinforced layer is 5 to 8 grades, the extension ring has stronger tensile strength, and under the same use and low temperature environment conditions, the inner and outer reinforced layers are arranged on the outer surfaces of the left and right connecting arcs, so that the integral tensile and compressive capacities of the extension ring body are enhanced, the phenomenon of cold short of the extension ring due to the low temperature environment is prevented, the service life of the extension ring is prolonged, the hot galvanized layer and the heat preservation layer are respectively arranged on the surface of the extension ring body 1, and when in rain and humid environments, the hot galvanized layer has the function of sacrificing an anode protection base, thereby the corrosion resistance of the extension ring can be greatly prolonged, the heat preservation can separate extension ring body 1 from the additional environment, makes extension ring inside be in normal temperature range, guarantees extension ring's normal use.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an integral extension ring, includes extension ring body (1) and outer reinforcing layer (6), its characterized in that, extension ring body (1) is connected arc (7), right side by a left side and is connected arc (4), connecting rod (3) and cavity (2) and constitute, connecting rod (3) both ends are provided with left side respectively and are connected arc (7) and right side and connect arc (4), cavity (2) are connected arc (7) and right side by connecting rod (3) and left side and are connected arc (4) and enclose.

2. The integral type extension ring according to claim 1, wherein the outer surfaces of the left connecting arc (7) and the right connecting arc (4) are provided with outer reinforcing layers (6), the inner sides of the left connecting arc (7) and the right connecting arc (4) are provided with inner reinforcing layers (5), and the outer surfaces of the outer reinforcing layers (6) and the inner reinforcing layers (5) are provided with second hot galvanizing layers (11) and second heat insulation layers (10).

3. The one-piece extension ring according to claim 1, characterized in that the surface of the extension ring body (1) is provided with a first hot-dip galvanized layer (8) and a first heat-preserving layer (9) in this order from the outside to the inside.

4. A one-piece elongation ring according to claim 1, wherein the outer reinforcement layer (6) and the inner reinforcement layer (5) are made of austenite and ferrite.

5. the one-piece elongated ring according to claim 1, characterized in that the left connecting arc (7) and the right connecting arc (4) are equal in structure, and the left connecting arc (7) and the right connecting arc (4) are semicircular in structure.

6. A one-piece extension ring according to claim 1, characterized in that the extension ring body (1) has the same configuration as the cavity (2).

7. A one-piece extension ring according to claim 1, characterized in that the extension ring body (1) is formed integrally with the left (7) and right (4) connecting arcs by connecting rods (3), the extension ring body (1) being made of a steel alloy.