CN212801622U - Electric power transmission tower foundation - Google Patents

Abstract

The utility model discloses an electric power transmission tower foundation, including bottom plate muscle, stand muscle, bracing muscle, rag bolt and fragment of brick, the up end center fixedly connected with of bottom plate muscle the stand muscle, the up end center fixedly connected with rag bolt of stand muscle, the up end border of bottom plate muscle and fixedly connected with the bracing muscle between four sides of stand muscle, a plurality of the even symmetric distribution pad of fragment of brick is located the lower terminal surface of bottom plate muscle, the tower foundation is by cement concrete parcel the bottom plate muscle, the stand muscle, the bracing muscle, rag bolt and the fragment of brick and the reinforced concrete structure that constitutes and the rag bolt part stretches out the up end setting of reinforced concrete structure; the utility model has the advantages of structural design is reasonable, easy operation is convenient, is suitable for the preparation of shaft tower installation scene.

Description

Electric power transmission tower foundation

Technical Field

The utility model belongs to the technical field of electric power transmission facility, concretely relates to electric power transmission shaft tower basis.

Background

During power transmission, the overhead transmission line is erected by using the tower, and after the tower is transported to an installation site from a production factory, each tower foot of the tower is fixed and grounded by using the tower foundation, so that the tower can be reliably erected on the ground.

Generally, the tower foundation is of a reinforced concrete structure, the size and the mass are large, and in some mountain areas, the tower foundation cannot be conveniently transported to an installation site after being integrally manufactured in a production factory due to inconvenient traffic; in order to solve the above problems, it is necessary to develop a power transmission tower foundation suitable for being manufactured on the installation site.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the not enough of prior art, and provide a power transmission shaft tower basis that structural design is reasonable, easy operation is convenient, be suitable for the on-the-spot preparation of shaft tower installation.

The purpose of the utility model is realized like this: an electric power transmission tower foundation comprises a bottom plate rib, a stand column rib, diagonal bracing ribs, foundation bolts and bricks, wherein the stand column rib is fixedly connected to the center of the upper end face of the bottom plate rib, the foundation bolts are fixedly connected to the center of the upper end face of the stand column rib, the diagonal bracing ribs are fixedly connected between the edge of the upper end face of the bottom plate rib and four side faces of the stand column rib, a plurality of bricks are uniformly and symmetrically distributed and are arranged on the lower end face of the bottom plate rib in a padded mode, the tower foundation is a reinforced cement concrete structure formed by wrapping the bottom plate rib, the stand column rib, the diagonal bracing ribs, the foundation bolts and the bricks through cement concrete, and the foundation bolts partially extend out of the upper end face of the reinforced cement concrete structure; the bottom plate muscle is just through the flat frame construction that the ligature formed of pricking the silk by the reinforcing bar of a plurality of horizontal, vertical and vertical settings the bottom plate muscle is double-deck frame construction at least, the column muscle is the rectangular frame construction that the reinforcing bar that is formed through the ligature of pricking the silk by a plurality of horizontal, vertical and vertical settings, the bracing muscle is for will through pricking the silk by a plurality of reinforcing bars the both ends of a plurality of reinforcing bars are ligatured respectively in bottom plate muscle up end border with the slope of column muscle side encircles the structure.

Preferably, the bottom plate bar and the vertical reinforcing steel bars at the fixed connection part of the stand bar are all arranged in a one-to-one correspondence manner and are the same reinforcing steel bars, and the bottom plate bar and the stand bar are fixedly connected with each other through the binding of the same reinforcing steel bars arranged in a one-to-one correspondence manner and the reinforcing steel bars arranged horizontally and longitudinally of the bottom plate bar.

Preferably, rag bolt includes rag bolt board and a plurality of rag bolt post, a plurality of rag bolt posts are fixed in through the even symmetry of welding on the rag bolt board, the rag bolt board with a part of a plurality of rag bolt posts wrap up in the reinforced cement concretes the structure, another part of a plurality of rag bolt posts stretches out outside the reinforced cement concretes the structure.

More preferably, the foundation bolt plate is provided with through holes corresponding to the vertical reinforcing bars of the stand bars in a one-to-one manner, the vertical reinforcing bars extend upwards to form the through holes, and the foundation bolt is fixedly connected to the upper end face of the stand bars through the welding of the one-to-one corresponding joints of the vertical reinforcing bars and the through holes.

Preferably, the inclined bracing rib can be an inclined surrounding structure which is arranged in a plurality of layers in a surrounding mode.

Owing to adopted above technical scheme, the beneficial effects of the utility model are that: the utility model discloses a bottom plate muscle, stand muscle and rag bolt that from the bottom up fixedly connected in proper order adopt the bracing muscle to strengthen the joint strength of bottom plate muscle and stand muscle for the stand muscle is fixed in bottom plate muscle up end reliably steadily, finally realizes the stable reliable of the shaft tower basis of reinforced cement concrete structure, and structural design is reasonable; the bottom plate rib and the upright post rib of the utility model are of frame structures bound by reinforcing steel bars and binding wires, and only raw materials such as the reinforcing steel bars and the binding wires are required to be transported to an installation site, thereby facilitating transportation, site manufacture and simple and convenient operation; generally, the utility model has the advantages of structural design is reasonable, easy operation is convenient.

Drawings

Fig. 1 is a schematic view of the structure of the present invention.

Fig. 2 is a schematic top view of the anchor bolt of the present invention.

In the figure: 1. the steel plate comprises a bottom plate rib 2, an inclined strut rib 3, a stand column rib 4, a foundation bolt plate 5, a foundation bolt column 6, a foundation nut 7, bricks 8, via holes 10 and a reinforced concrete structure.

Detailed Description

The technical scheme of the utility model is further explained in detail with the attached drawings.

As shown in fig. 1 and fig. 2, the utility model provides an electric power transmission shaft tower basis, including bottom plate muscle 1, stand muscle 3, bracing muscle 2, rag bolt and fragment of brick 7, bottom plate muscle 1 and stand muscle 2 are used for providing main framework of steel reinforcement for the shaft tower basis and support, bracing muscle 2 is used for the auxiliary stay of main framework of steel reinforcement, increase main framework of steel reinforcement's joint strength, improve the reliability and stability of shaft tower basis, rag bolt is used for shaft tower column foot and the mutual fixed connection of shaft tower basis, fragment of brick 7 props up the take the altitude with the framework of steel reinforcement when being used for the on-the-spot pouring of cement concrete, make framework of steel reinforcement can not contact with the foundation ditch soil layer of shaft tower installation site, accord with engineering application requirement.

The center of the upper end face of the bottom plate rib 1 is fixedly connected with a column rib 3, the center of the upper end face of the column rib 3 is fixedly connected with a foundation bolt, the upper end face edge of the bottom plate rib 1 and four sides of the column rib 3 are fixedly connected with diagonal bracing ribs 2, the three are fixedly connected from bottom to top in sequence, and a stable and reliable reinforcing steel bar supporting framework is provided for a tower foundation of a reinforced concrete structure.

The lower terminal surface of bottom plate muscle 1 is located to the even symmetry distributed pad of a plurality of fragment of brick 7, specifically speaking, the terminal surface under the cross of the horizontal, vertical reinforcing bar of bottom plate muscle 1 is located to the 7 pads of fragment of brick, but the lower terminal surface of every cross all need fill up and establish, and crisscross interval ground mat is established just, can play the saving raw and other materials of the effect that the pad was established better, avoids unnecessary extravagant.

The pole tower foundation is a reinforced concrete structure 10 formed by wrapping bottom plate ribs 1, upright post ribs 3, inclined support ribs 2, foundation bolts and bricks 7 by cement concrete, and the foundation bolts partially extend out of the upper end face of the reinforced concrete structure 10, so that the mass and the volume are large, and a stable and reliable mounting platform is provided for mounting the pole tower.

The bottom plate muscle 1 is the flat frame construction and the bottom plate muscle that form through tying the silk ligature by a plurality of horizontal, vertical and vertical reinforcing bar that set up is double-deck frame construction at least, and stand muscle 3 is the rectangular frame construction that forms through tying the silk ligature by a plurality of horizontal, vertical and vertical reinforcing bar that set up, and flat frame construction bottom surface area is big, can redistribute the foundation ditch soil layer of shaft tower basis behind the weight homodisperse of rectangular frame construction again.

The bracing muscle 2 is for being banded in the slope surrounding structure of 1 up end border of bottom plate muscle and 3 sides of stand muscle respectively by a plurality of reinforcing bars through the bundle silk with the both ends of a plurality of reinforcing bars, particularly, be banded the reinforcing bar that length is suitable between the cross intersection of 1 up end border of bottom plate muscle and the cross intersection of 3 sides of stand muscle, play the effect with 1 up end center of stand muscle 3 fixed connection firmly, because stand muscle 3 has four sides, consequently the bracing muscle 2 forms a slope on four sides of stand muscle 3 and encircles the spatial structure who sets up.

Preferably, the equal one-to-one setting of vertical reinforcing bar of bottom plate muscle 1 and 3 fixed connection departments of stand muscle is just same reinforcing bar, bottom plate muscle 1 and stand muscle 3 are horizontal through same reinforcing bar and bottom plate muscle 1 that the one-to-one set up, the reinforcing bar of vertical setting ligature fixed connection each other, particularly, 3 fixed connection of stand muscle are in the up end of bottom plate muscle 1, because both adopt many reinforcing bars of vertical setting to carry out ligature fixed connection, therefore joint strength is high, main steel bar support skeleton's structural stability is good.

Preferably, rag bolt includes rag bolt board 4 and a plurality of rag bolt post 5, and a plurality of rag bolt posts 5 are fixed in on the rag bolt board 4 through the even symmetry of welding, and rag bolt board 4 and a plurality of rag bolt post 5 partly parcel are in reinforced concrete structure 10, and outside reinforced concrete structure 10 was stretched out to another part of a plurality of rag bolt posts 5, with rag bolt and main steel bar support skeleton fixed connection, can help rag bolt to play better connection effect to pole tower foot.

During specific implementation, an anchor nut 6 can be welded at the joint of the anchor bolt 5 and the anchor bolt plate 4 to enhance the fixed connection strength between the anchor bolt 5 and the anchor bolt plate 4.

More preferably, via holes 8 have been seted up to the vertical reinforcing bar department one-to-one that corresponds stand muscle 3 on the rag bolt board 4, and vertical reinforcing bar upwards stretches out via hole 8 setting, and rag bolt passes through the welded fastening of vertical reinforcing bar and via hole 8 one-to-one junction and connects in the up end of stand muscle 3.

Preferably, the diagonal bracing bars 2 can be a plurality of layers of inclined surrounding structures arranged in a surrounding manner, specifically, each side surface of the column bars 3 can be provided with a plurality of reinforcing bars, the plurality of reinforcing bars are all tied at the side surface and the edge of the upper end surface of the corresponding bottom plate bar, and the plurality of reinforcing bars together provide a better auxiliary supporting function.

When the utility model is used in practice, raw materials such as reinforcing bars, binding wires, foundation bolts, bricks 7 and the like with adaptive quantity and specification are transported to an installation site, after a foundation pit of a tower foundation is dug, the lower end surface of a bottom plate bar 1 is assembled by binding, bricks 7 are arranged at the cross intersection of the lower end surface uniformly, alternately and at intervals, then the upper end surface of the bottom plate bar 1 is assembled by binding, the bottom plate bar 1 is generally arranged to be a double-layer frame structure, the vertical reinforcing bar position at the fixed connection part of the column bar 3 and the bottom plate bar 1 is reserved according to the design drawing during binding, after the upper end surface of the bottom plate bar 1 is bound, the vertical reinforcing bars at the fixed connection part of the two are bound, after the vertical reinforcing bars and the reinforcing bars which are transversely and longitudinally arranged are bound, the through holes 8 on the foundation bolt plate 4 are sleeved on the upper parts of the vertical reinforcing bars one to one, after welding and fixing, the installation of the reinforced concrete structural template and the pouring of cement concrete can be carried out.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims (5)

1. The utility model provides a power transmission shaft tower basis which characterized in that: the tower foundation is a reinforced cement concrete structure formed by wrapping the bottom plate bars, the upright post bars, the inclined supporting bars, the foundation bolts and the bricks by cement concrete, and the foundation bolts partially extend out of the upper end face of the reinforced cement concrete structure; the bottom plate muscle is just through the flat frame construction that the ligature formed of pricking the silk by the reinforcing bar of a plurality of horizontal, vertical and vertical settings the bottom plate muscle is double-deck frame construction at least, the column muscle is the rectangular frame construction that the reinforcing bar that is formed through the ligature of pricking the silk by a plurality of horizontal, vertical and vertical settings, the bracing muscle is for will through pricking the silk by a plurality of reinforcing bars the both ends of a plurality of reinforcing bars are ligatured respectively in bottom plate muscle up end border with the slope of column muscle side encircles the structure.

2. The power transmission tower foundation of claim 1, wherein: the bottom plate muscle with the equal one-to-one setting of vertical reinforcing bar of stand muscle fixed connection department just is same reinforcing bar, the bottom plate muscle with the stand muscle through the same reinforcing bar that the one-to-one set up with the reinforcing bar ligature fixed connection each other of the horizontal, vertical setting of bottom plate muscle.

3. The power transmission tower foundation of claim 1, wherein: the foundation bolt comprises a foundation bolt plate and a plurality of foundation bolt columns, the foundation bolt columns are symmetrically fixed on the foundation bolt plate uniformly through welding, the foundation bolt plate and a part of the foundation bolt columns wrap in the reinforced concrete structure, and the other part of the foundation bolt columns stretches out of the reinforced concrete structure.

4. The power transmission tower foundation of claim 3, wherein: the foundation bolt plate is provided with through holes corresponding to vertical reinforcing steel bars of the stand column ribs in a one-to-one mode, the vertical reinforcing steel bars extend upwards to form the through holes, and the foundation bolt is fixedly connected to the upper end face of the stand column ribs through the vertical reinforcing steel bars and the through holes in the one-to-one mode.

5. The power transmission tower foundation of claim 1, wherein: the diagonal bracing rib can be an inclined surrounding structure which is arranged in a plurality of layers in a surrounding mode.

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