Double-cross-arm iron component for branch pole of power tower

Abstract

The utility model discloses a double cross arm iron member for a branch pole of an electric power tower, which comprises two cross arm pieces, two extension plates are arranged between the inner walls of the two cross arm pieces, two reinforcing plates are arranged on one side of each extension plate, constraint rings are arranged on the tops of the two adjacent reinforcing plates, screw rods are arranged in the two constraint rings, and the screw rods are connected with the two cross arm pieces. First clamping rings are arranged at the tops of the two binding rings, second clamping rings are arranged at the tops of the two first clamping rings, the reinforcing plates, the binding rings, the lead screw, the first clamping rings and the second clamping rings are arranged, the bottoms of the binding rings are connected by depending on the two reinforcing plates, and the two binding rings are arranged on the two sides of the outer surface of a tower branch rod in a sleeving mode correspondingly. And under rotation of the lead screw, the first clamping rings are driven to move inwards, the two first clamping rings and the two second clamping rings clamp the two sides of the tower branch rod again, and the firmness of installation of the two cross arm pieces and the tower branch rod is enhanced.

Description

TECHNICAL FIELD

[0001] The utility model relates to electric power tower branch pole technical field especially relates to a kind of double cross arm iron components for electric power tower branch pole. BACKGROUND

[0002] Double cross arm iron component for electric power tower branch pole is an important component used in electric power tower design, usually used to support and connect the branch pole of electric power tower, double cross arm iron component is mainly used to support the branch pole of electric power tower, it connects the main pole and branch pole of tower, ensure the stability of entire tower structure, electric power tower usually needs to bear wind load, gravity and line load multiple forces, double cross arm iron component improves the rigidity of entire tower by transverse and longitudinal mechanical structure, so that tower can cope with dynamic load external force.

[0003] Double cross arm iron component is installed on both sides of electric power tower branch pole, the installation of both is usually installed by bolt, during long time use, thread is damaged and loosened, double cross arm iron component is directly separated from branch pole, reduce the stability of installation of both, for this reason, a kind of double cross arm iron component for electric power tower branch pole is designed. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of double cross arm iron component for electric power tower branch pole to solve the problem that thread is damaged and loosened during long time use of bolt in the background art described above, double cross arm iron component is directly separated from branch pole, reduce the stability of installation of both.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of double cross arm iron component for electric power tower branch pole, including two cross arm pieces, two the inner wall between cross arm piece is provided with two extension plates, one side of two the extension plate is provided with two reinforcing plates, the top of adjacent two the reinforcing plate is provided with restraint ring, the inside of two the restraint ring is provided with screw rod, the top of two the restraint ring is provided with first clamping ring, the top of two the first clamping ring is provided with second clamping ring.

[0006] As a preferred technical scheme of the utility model, one side of two the first clamping ring is provided with sticking block, two the sticking block is respectively with the screw rod one end portion threaded sleeve.

[0007] As a preferred technical scheme of the utility model, one side of two the restraint ring is rotatably installed torsion bar, one end of two the torsion bar is respectively with two screw rod one end fixed connection.

[0008] As a preferred technical scheme of the utility model, the bottom of two the second clamping ring is respectively with two first clamping ring top fixed connection.

[0009] As a preferred technical scheme of the utility model, two limiting plates are fixedly installed on one side of each of the two binding rings, and a screw rod is movably inserted and connected inside each of the two adjacent limiting plates.

[0010] As a preferred technical scheme of the utility model, a limiting nut is threadedly sleeved on each end of the two screw rods.

[0011] As a preferred technical scheme of the utility model, two reinforcing plates are fixedly installed on one side of each of the two extension plates, and one side of each of the four reinforcing plates is fixedly connected with one side of each of the two cross arm members.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] 1. The utility model discloses a reinforcing plate, a binding ring, a screw rod, a fitting block, a first clamping ring and a second clamping ring, the bottom of the binding ring is connected by the two reinforcing plates, the two binding rings are sleeved on the two sides of the outer surface of the tower branch rod, so that the two cross arm members can be installed on the two sides of the branch rod, the screw rod is synchronously rotated by rotating the twist bar clockwise, the first clamping ring is moved inward under the rotation of the screw rod because the outer surface of the fitting block is tightly fitted with the inner wall of the binding ring, the two first clamping rings and the two second clamping rings are clamped on the two sides of the tower branch rod again, and the firmness of the installation of the two cross arm members and the tower branch rod is enhanced.

[0014] 2. The utility model discloses an extension plate, a limiting plate, a screw rod, a limiting nut and a twist bar, the screw rod is inserted into the inside of the two corresponding limiting plates, then the two limiting nuts are threadedly sleeved with the two ends of the screw rod, the two binding rings can be positioned, the binding ring can be connected with the tower branch rod, the reinforcing plate is a triangular structure, the triangle has stability, and therefore the stability of the connection of the two cross arm members is enhanced. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a front view structural schematic diagram of the utility model;

[0016] Figure 2 It is an enlarged view of A in the utility model; Figure 1

[0017] Figure 3 It is a side view structural schematic diagram of the utility model;

[0018] Figure 4 It is a top view structural schematic diagram of the utility model.

[0019] ​In the figure: 1, cross arm piece; 2, extension plate; 3, reinforcing plate; 4, restraint ring; 5, limiting plate; 6, screw rod; 7, limiting nut; 10, reinforcing plate; 11, screw rod; 12, fitting block; 13, first clamping ring; 14, second clamping ring; 15, twisting bar. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0021] Please refer to Figures 1-4 The utility model provides a kind of technical scheme of double cross arm iron component for electric power tower branch pole:

[0022] Embodiment one:

[0023] As Figures 1-3 Indicated, a kind of double cross arm iron component for electric power tower branch pole, including two cross arm pieces 1, two extension plates 2 are arranged between the inner wall of two cross arm pieces 1, two reinforcing plates 3 are arranged in the side of two extension plates 2, the top of adjacent two reinforcing plates 3 is uniformly provided with restraint ring 4, the inside of two restraint rings 4 is provided with screw rod 11, the top of two restraint rings 4 is provided with first clamping ring 13, the top of two first clamping rings 13 is provided with second clamping ring 14, since the outer surface of fitting block 12 and the inner wall of restraint ring 4 are tightly fitted, under the rotation of screw rod 11, first clamping ring 13 is driven to move inwards, two first clamping rings 13 and two second clamping rings 14 are clamped to the two sides of tower branch pole again, enhance the firmness of two cross arm pieces 1 and tower branch pole installation.

[0024] Embodiment two:

[0025] On the basis of embodiment one, as Figure 1 And Figure 4 Indicated, the bottom of two second clamping rings 14 is fixedly connected with the top of two first clamping rings 13 respectively, two restraint rings 4 are fixedly installed with two limiting plates 5 in the side, the inside of adjacent two limiting plates 5 is movably connected with screw rod 6, screw rod 6 is inserted into the inside of corresponding two limiting plates 5, then two limiting nuts 7 are used with the threads of the two ends of screw rod 6, i.e. two restraint rings 4 can be positioned, restraint ring 4 can be connected with tower branch pole, reinforcing plate 10 is triangular structure, triangle has stability, so the stability of the connection of two cross arm pieces 1 is enhanced.

[0026] Working principle: the double cross arm iron component for power tower branch pole is an important component used in the design of power tower, which is usually used for supporting and connecting the branch pole of the power tower, the double cross arm iron component is mainly used for supporting the branch pole of the power tower, which connects the main pole and the branch pole of the tower, ensures the stability of the whole tower structure, the power tower usually needs to bear wind load, gravity and line load, the double cross arm iron component improves the rigidity of the whole tower through the mechanical structure of the horizontal and vertical directions, so that the tower can cope with the external dynamic load, the double cross arm iron component is installed on both sides of the power tower branch pole, and the installation of the two is usually carried out through bolts, during the long-term use of the bolts, the threads are damaged and loose, and the double cross arm iron component is directly separated from the branch pole, thereby reducing the stability of the installation of the two, therefore, the double cross arm iron component for power tower branch pole is designed, the bottom of the restraint ring 4 is connected by the two reinforcing plates 3, the two restraint rings 4 are respectively sleeved on the outer surfaces of the two sides of the tower branch pole, so that the two cross arm pieces 1 can be installed on the two sides of the branch pole, the twist bar 15 is rotated clockwise, and the lead screw 11 is synchronously rotated, since the outer surface of the abutting block 12 is tightly attached to the inner wall of the restraint ring 4, under the rotation of the lead screw 11, the first clamping ring 13 is driven to move inward, and the two first clamping rings 13 and the two second clamping rings 14 are respectively clamped on the two sides of the tower branch pole again, thereby enhancing the firmness of the installation of the two cross arm pieces 1 and the tower branch pole, the screw rod 6 is inserted into the inside of the corresponding two limiting plates 5, then the two limiting nuts 7 are sleeved with the threads at the two ends of the screw rod 6, so that the two restraint rings 4 can be limited, and the restraint ring 4 can be connected with the tower branch pole, the reinforcing plate 10 is in triangular structure, the triangular structure has stability, and therefore the stability of the connection of the two cross arm pieces 1 is enhanced.

[0027] In the description of the utility model, it is understood that the indicated orientation or position relationship is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a specific orientation, a specific orientation and operation, therefore, it cannot be understood as a limitation on the utility model.

[0028] In the utility model, unless otherwise clearly specified and limited, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated, it can be mechanically connected, or it can be electrically connected, it can be directly connected, or it can be indirectly connected through an intermediate medium, it can be the communication or interaction relationship between two elements, unless otherwise clearly limited, for ordinary skilled in the art, the specific meaning of the above-mentioned terms in the utility model can be understood according to the specific situation.

[0029] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A double cross arm iron member for a power tower branch pole, comprising two cross arm pieces (1), characterized in that: Two extension plates (2) are arranged between the inner walls of the two cross arm pieces (1), two reinforcing plates (3) are arranged on one side of the two extension plates (2), a binding ring (4) is arranged on the top of the two adjacent reinforcing plates (3), a lead screw (11) is arranged in the two binding rings (4), a first clamping ring (13) is arranged on the top of the two binding rings (4), and a second clamping ring (14) is arranged on the top of the two first clamping rings (13).

2. A double cross arm iron member for a tower leg of a power tower according to claim 1, characterized in that: One side of the two first clamping rings (13) is provided with a matching block (12), and the two matching blocks (12) are respectively threadedly sleeved with one end of the two lead screws (11).

3. A double cross arm iron member for a power tower leg pole according to claim 2, characterized in that: The two binding rings (4) are rotatably installed on one side of the two twist bars (15), and one end of the two twist bars (15) is respectively fixedly connected with one end of the two lead screws (11).

4. A double cross arm iron member for use in a tower leg of a power tower according to claim 1, characterized in that: The bottoms of the two second clamping rings (14) are respectively fixedly connected with the tops of the two first clamping rings (13).

5. A double cross arm iron member for use in a tower leg of a power tower according to claim 1, characterized in that: Two limiting plates (5) are fixedly installed on one side of the two binding rings (4), and a screw rod (6) is movably inserted and connected in the interiors of the two adjacent limiting plates (5).

6. A double cross arm iron member for a power pylon branch pole according to claim 5, characterized in that: The two ends of the two screw rods (6) are threadedly sleeved with limiting nuts (7).

7. A double cross arm iron member for use in a tower leg of a power tower according to claim 1, characterized in that: Two reinforcing plates (10) are fixedly installed on one side of the two extension plates (2), and one side of the four reinforcing plates (10) is respectively fixedly connected with one side of the two cross arm pieces (1).

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