CN205206455U - Power transmission iron tower - Google Patents

Abstract

The utility model discloses a power transmission iron tower, including base, body of the tower and top of the tower, the top of the tower links firmly in body of the tower upper portion, and the base links firmly in the body of the tower lower part, the body of the tower is vertically gone up the interval and is equipped with the cross arm, the holding tank has been seted up to the top of the tower, in this holding tank is arranged in to fluorescence warning piece, the holding tank lateral wall inwards extends to form to keep off follows, the cross arm sets up to three groups at least, and every group cross arm comprises the horizontal pole of two oppositions, horizontal pole tip center is outside protruding to form first convex part, and first recess, second recess have been offered to horizontal pole tip both sides position, first convex part is between first recess, second recess, the body of the tower corresponds the horizontal pole position and is equipped with the fitting piece, the fitting piece is including seting up in the third recess of body of the tower lateral wall, linking firmly in the second convex part and the third convex part of body of the tower. The utility model discloses simple structure, it is with low costs, can effectively improve the reinforce performance of iron tower, the warning effect has night.

Description

A kind of electric power pylon

Technical field

The utility model relates to field of power transmission, especially relates to a kind of electric power pylon.

Background technology

Along with the fast development of modern industry, people are increasing for the demand of electricity, and therefore, the reliability requirement of people to electric power system is also more and more higher.In electric power system, electric power pylon is very important equipment, mainly uses in this step of electric power transfer, is generally high-tension electricity due to what transmit, so it is higher that steel tower is arranged, and steel tower is all extended with cross-arm usually, draws power line by cross-arm, but, in some sleety weathers on cross-arm on easily pile up ice and snow, very easily cause and split away off by steel tower, cause power line to rupture, therefore electrical network is subject to huge loss.Further, at weather such as typhoons, steel tower often there will be down the phenomenons such as tower.

Utility model content

The utility model, in order to overcome the deficiencies in the prior art, provides the electric power pylon that a kind of cross-arm is fixed, not easily topple over.

To achieve these goals, the utility model is by the following technical solutions: a kind of electric power pylon, comprise pedestal, tower body and tower top, described tower top is fixed on tower body top, pedestal is fixed on tower body bottom, and be interval with cross-arm on described tower body is longitudinal, described tower top offers holding tank, one fluorescence warning part is placed in this holding tank, and described holding tank sidewall extends internally and forms gear edge; Described cross-arm is at least set to three groups, often organize cross-arm to be made up of two opposed cross bars, described crossbar end center outwardly convex forms the first protuberance, and crossbar end two side position offers the first groove, the second groove, and described first protuberance is between the first groove, the second groove; The corresponding cross bar position of described tower body is provided with counterpart, and described counterpart comprises the 3rd groove being opened in tower body sidewall, the second protuberance being fixed on tower body and the 3rd protuberance, and described 3rd groove is between the second protuberance and the 3rd protuberance; Size, the shape of described 3rd groove are equal with described first protuberance, and size, the shape of described first groove, the second groove are equal with the 3rd protuberance with the second protuberance respectively; Described base bottom is fixed with the disc girth member that hollow is arranged.

Further, described first protuberance sidepiece is provided with flange, and described 3rd groove corresponding flange position offers draw-in groove, and described flange and draw-in groove are equipped with the inclined plane being convenient to engage, and makes the engaging between the first protuberance and the 3rd groove more firm.

Further, described tower body and cross-arm are coated with waterproofing course.

In sum, the utility model Stability Analysis of Structures, girth member is provided with in base bottom, and girth member is hollow setting, when being embedded in underground, cement can be filled in girth member, enlarged contact areas, thus make the connection on steel tower and ground more firm, also not easily topple at strong wind weather steel tower; Coordinating by each protuberance and groove between cross-arm with tower body, enhance connection dynamics between the two, the gravity that cross-arm be can bear increases, and not easily drops or fractures, increasing the service life, and reduces the maintenance of transmission system; Tower top arranges fluorescence warning part, and warning part when night can be luminous, plays watchful passerby or pilot's effect.

Accompanying drawing explanation

Fig. 1 is structural representation of the present utility model.

Fig. 2 is partial structurtes schematic diagram of the present utility model.

Detailed description of the invention

In order to make those skilled in the art person better understand the utility model scheme, below in conjunction with the accompanying drawing in the utility model embodiment, clear, complete description is carried out to the technical scheme in the utility model embodiment.

As shown in Figure 1-2, comprise pedestal 1, tower body 2 and tower top 3, described tower top 3 is fixedly connected on tower body 2 top, and pedestal 1 is fixedly connected on tower body 2 bottom; What described tower body 2 longitudinally went up interval is provided with multiple cross-arm 4, and described cross-arm 4 is at least set to three groups; With the present embodiment, be set to 3 groups.Concrete, often organize cross-arm 4 and be made up of two opposed cross bars 5; In order to strengthen the connection effect between cross bar and tower body, prevent cross bar from dropping because weighing excessive or rupturing, we are provided with the first protuberance 51, first groove 52 and the second groove 53 on described cross bar 5; Described first protuberance 51 is formed by position, center, the end outwardly convex of cross bar 5, and described first groove 52 and the second groove 53 are opened in two side positions of cross bar 5 end, and described first convex 51 between the first groove 52, second groove 53.Described tower body 2 corresponding cross bar 5 position is provided with counterpart, concrete, described counterpart comprises the 3rd groove 21, second protuberance 22 and the 3rd protuberance 23, and described 3rd groove 21 is opened in tower body 2 sidewall, and size, the shape of the 3rd groove 21 are equal with described first protuberance 51; Described second protuberance 22 and the 3rd protuberance 23 are fixedly connected on tower body 2 sidewall, and size, the shape of this first groove 52, second groove 53 are equal with the 3rd protuberance 23 with the second protuberance 22 respectively; Described 3rd groove 21 is between the second protuberance 22 and the 3rd protuberance 23.When cross bar 5 is connected with tower body 2, the first protuberance 51 is just inserted in the 3rd groove 21, and the second protuberance 22 is inserted in the first groove 52, and the 3rd protuberance 23 is inserted in the second groove 53.As preferably, described first protuberance 51 sidepiece is provided with flange 511, described 3rd groove 21 corresponding flange 511 position offers draw-in groove 211, when the first protuberance 51 is inserted in the 3rd groove 21, flange 511 is inserted in described draw-in groove 211, make the engaging between the first protuberance and the 3rd groove more firm, namely make cross bar have the connection between tower body more firm.Conveniently described flange 511 is inserted draw-in groove 211 and is engaged, and flange 511 and draw-in groove 211 side all offer inclined plane.

Described tower top 3 offers a holding tank 31, is provided with a fluorescence warning part 32 in described holding tank 31, and warning part when night can be luminous, plays watchful passerby or pilot's effect.In order to prevent fluorescence warning part 32 from dropping from holding tank 31, holding tank 31 is provided with for stopping that the gear of fluorescence warning part 32 is along 311, this gear is extended internally by the sidewall of holding tank 31 to be formed along 311; The bottom of described pedestal 1 is also fixedly connected with the disc girth member 11 of a hollow setting, when being embedded in underground, cement can be filled in girth member, enlarged contact areas, thus make the connection on steel tower and ground more firm, also not easily topple at strong wind weather steel tower.As preferably, described tower body 2 and cross-arm 4 are coated with waterproofing course, not easily by raindrop erosion, get rusty, increase the service life.

Obviously, described embodiment is only a part of embodiment of the present utility model, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all should belong to the scope of the utility model protection.

Claims (3)

1. an electric power pylon, comprise pedestal (1), tower body (2) and tower top (3), described tower top (3) is fixed on tower body (2) top, pedestal (1) is fixed on tower body (2) bottom, cross-arm (4) is interval with on described tower body (2) is longitudinal, it is characterized in that: described tower top (3) offers holding tank (31), a fluorescence warning part (32) is placed in this holding tank (31), and described holding tank (31) sidewall extends internally and forms gear along (311); Described cross-arm (4) is at least set to three groups, often organize cross-arm (4) to be made up of two opposed cross bars (5), described cross bar (5) center, end outwardly convex forms the first protuberance (51), cross bar (5) end two side position offers the first groove (52), the second groove (53), and described first protuberance (51) is between the first groove (52), the second groove (53); Described tower body (2) corresponding cross bar (5) position is provided with counterpart, described counterpart comprises the 3rd groove (21) being opened in tower body (2) sidewall, the second protuberance (22) being fixed on tower body (2) and the 3rd protuberance (23), and described 3rd groove (21) is positioned between the second protuberance (22) and the 3rd protuberance (23); Size, the shape of described 3rd groove (21) are equal with described first protuberance (51), and size, the shape of described first groove (52), the second groove (53) are equal with the 3rd protuberance (23) with the second protuberance (22) respectively; Described pedestal (1) bottom is fixed with the disc girth member (11) that hollow is arranged.

2. electric power pylon according to claim 1, it is characterized in that: described first protuberance (51) sidepiece is provided with flange (511), described 3rd groove (21) corresponding flange (511) position offers draw-in groove (211), and described flange (511) is equipped with draw-in groove (211) inclined plane being convenient to engage.

3. electric power pylon according to claim 1, is characterized in that: described tower body (2) and cross-arm (4) are coated with waterproofing course.