CN216690556U

CN216690556U - Transmission tower pole convenient to installation

Info

Publication number: CN216690556U
Application number: CN202123171227.7U
Authority: CN
Inventors: 梁栋; 刘侠; 袁兵; 孙士海
Original assignee: Jiangsu China Powertech Electric Power Designing Institute Co ltd
Current assignee: Jiangsu China Powertech Electric Power Designing Institute Co ltd
Priority date: 2021-12-16
Filing date: 2021-12-16
Publication date: 2022-06-07
Anticipated expiration: 2031-12-16

Abstract

The utility model relates to the technical field of tower poles, and discloses a conveniently-installed power transmission tower pole which comprises a pole body and a cross arm, wherein the pole body is provided with an installation groove, the pole body is assembled with an operation block, the operation block is provided with a movable groove, the movable groove is assembled with an elastic spring, the elastic spring is assembled with a top plate, the top plate is assembled with a baffle plate, the operation block is assembled with a fixed block, the fixed block is provided with a telescopic cavity, the fixed block is assembled with a clamping rod, the clamping rod is assembled with a push-pull plate, the clamping rod is assembled with a telescopic spring, and the clamping rod is assembled with a pull cover.

Description

Transmission tower pole convenient to installation

Technical Field

The utility model relates to the technical field of tower poles, in particular to a power transmission tower pole convenient to install.

Background

The tower is a rod-shaped or tower-shaped structure which supports overhead transmission line conductors and overhead ground wires and keeps a certain distance between the overhead transmission line conductors and the overhead ground wires and between the overhead transmission line conductors and the ground, the tower of all countries in the world adopts a steel structure, a wood structure and a reinforced concrete structure, the rod-shaped structure of wood and reinforced concrete is generally called a rod, the tower-shaped steel structure and a reinforced concrete chimney-shaped structure are called towers, the tower without pull wires is called a self-supporting tower, the tower with pull wires is called a pull wire tower, China lacks wood resources and does not use wood rods, and the tower has a prominent achievement in the aspects of the reinforced concrete rods manufactured by applying a centrifugal principle and the reinforced concrete chimney crossing tower.

The existing cross arm is fixed on the tower pole through a bolt, so that the cross arm is convenient for bearing an electric wire, but the existing cross arm is also installed on the tower pole and has the following problems:

the existing cross arm is fixed through a bolt, when a maintainer carries out aloft work, particularly when an electric wire is added, the cross arm needs to be installed on the tower pole in order to avoid the electric wire from being wound, but the cross arm is difficult to be added aloft, and the operation cost is increased, so that the power transmission tower pole convenient to install is needed to be used in the technical field of the existing tower poles.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the problems that the existing cross arm is difficult to add aloft and the operation cost is increased, the utility model provides the power transmission tower pole convenient to install, which has the advantage of conveniently installing the cross arm on the tower pole in aloft work and solves the problems in the background technology.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme:

a power transmission tower pole convenient to install comprises a pole body and a cross arm, wherein the upper surface of the pole body is provided with a mounting groove which is communicated with the inside of the pole body, the inner wall of the pole body is fixedly provided with an operation block, the upper surface of the operation block is provided with a movable groove, the bottom surface of the movable groove is fixedly provided with a plurality of elastic springs, the top of each elastic spring is fixedly provided with a top plate, the top plate is positioned in the movable groove, the top plate is fixedly provided with a baffle plate, the back of the operation block is symmetrically and fixedly provided with a fixed block, the inside of the fixed block is provided with a telescopic cavity, the fixed block is movably provided with a clamping rod, the clamping rod penetrates through the telescopic cavity and the operation block, one end of the clamping rod is attached to the baffle plate, the clamping rod is fixedly provided with a push-pull plate, the push-pull plate is positioned in the telescopic cavity, the clamping rod is provided with a telescopic spring, and the two ends of the telescopic spring are respectively fixedly assembled with the push-pull plate and the inner wall of the telescopic cavity, one end of the clamping rod is fixedly provided with a drawing cover, the drawing cover is positioned on one side of the operation block, and the drawing cover is positioned inside the rod body.

Preferably, the upper surface of operation piece and the bottom surface of mounting groove be in same horizontal plane, the convenient installation to the cross arm, the joint of being convenient for.

Preferably, the surface of the body of rod be provided with and rotate the mouth, the top surface of mounting groove runs through and is provided with the movable hole, rotates the mouth and communicates through movable hole and mounting groove, the inner wall of movable hole on the symmetry be provided with the spout, the mouth of rotating with the movable hole on the activity be equipped with the dwang, fixed being equipped with rotatory button lid on the dwang, rotatory button lid is arranged in rotating the mouth, the lower part of dwang be provided with the external screw thread, the external screw thread is arranged in the movable hole, the external screw thread activity on the dwang be equipped with long thread sleeve, long thread sleeve is arranged in the movable hole, long thread sleeve fixed surface symmetry is equipped with the slider, the slider carries out movable assembly with the spout, long thread sleeve reciprocates in the spout through the slider.

Preferably, the bottom of one end of the cross arm is fixedly provided with an installation block, the installation block is symmetrically provided with assembly holes in a penetrating manner, and the surface of the cross arm is provided with a clamping hole.

Preferably, installation piece and movable groove carry out movable assembly to when the bottom of cross arm and the bottom surface of mounting groove and the surface of operation piece pasted, elastic spring contracts, and baffle and roof move down, and the one end of kelly shifts out the baffle, and the one end of kelly carries out the joint with the pilot hole on the installation piece, and the long thread sleeve is located the card hole directly over, makes things convenient for the body of rod and cross arm fixed.

Preferably, when the long thread sleeve moves towards the direction of the cross arm, one end of the long thread sleeve is clamped with the clamping hole in the cross arm, and the clamping hole in the cross arm is clamped by one end of the long thread sleeve, so that the stability of the rod body and the cross arm is improved.

Preferably, the bottom of the cross arm is fixedly provided with mounting pins at equal intervals, the mounting pins are positioned at one side of the mounting block, the surface of the operating block is provided with a plurality of connecting holes at equal intervals, and the connecting holes are positioned at one side of the movable groove.

Preferably, the number of the connecting holes is the same as that of the mounting pins, so that the connecting holes and the mounting pins are convenient to assemble.

Preferably, when the mounting block is movably assembled with the movable groove, the mounting pin is movably assembled with the connecting hole correspondingly.

(III) advantageous effects

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the power transmission tower pole convenient to mount, one end of the cross arm and the mounting block move towards the baffle and are attached to the surface of the baffle, the mounting block pushes the top plate and the baffle to move downwards under the action of gravity, the elastic spring contracts, one end of the clamping rod moves to the assembling hole in the mounting block from the surface of the baffle, one end of the clamping rod is clamped with the assembling hole under the reaction force of the telescopic spring, the rotary button cover is rotated, the rotary rod rotates, the long threaded sleeve moves downwards under the action of the external threads on the rotary rod, the sliding block slides in the sliding groove, one end of the long threaded sleeve moves out of the movable hole, the clamping hole in the cross arm is clamped, and the cross arm is convenient to mount on a pole body.

2. According to the power transmission tower pole convenient to mount, the mounting pin and the connecting hole are assembled, so that the stabilizing effect of the cross arm and the pole body is improved, the influence of high-altitude wind is avoided, and the mounting service life of the pole body and the cross arm is prolonged.

Drawings

Fig. 1 is a schematic view of a power transmission tower pole of the present invention that is easy to install;

fig. 2 is a schematic sectional view showing the structure of a portion of a transmission tower for easy installation according to the present invention;

FIG. 3 is an enlarged view of the structure at A of FIG. 2 according to the present invention;

FIG. 4 is a schematic sectional view of the fixing mechanism of the present invention;

fig. 5 is an enlarged view of the structure at B of fig. 4 according to the present invention.

In the figure:

10. a rod body; 11. a cross arm; 12. mounting grooves; 13. mounting blocks;

20. an assembly hole; 21. a clamping hole; 22. mounting a pin; 23. an operation block;

30. a movable groove; 31. an elastic spring; 32. a top plate; 33. a baffle plate;

40. connecting holes; 41. a fixed block; 42. a clamping rod; 43. a pull cover;

50. a movable hole; 51. a slider; 52. a chute; 53. a rotation port;

60. rotating the button cover; 61. rotating the rod; 62. an external thread; 63. a telescoping chamber;

70. a tension spring; 71. a push-pull plate; 72. a long threaded sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

As shown in fig. 1 to 5, which are schematic diagrams of a power transmission tower pole convenient to install according to a preferred embodiment of the present invention, the power transmission tower pole convenient to install of this embodiment includes a pole body 10 and a cross arm 11, an installation groove 12 is formed on an upper surface of the pole body 10, the installation groove 12 communicates with an inside of the pole body 10, an operation block 23 is fixedly mounted on an inner wall of the pole body 10, an upper surface of the operation block 23 and a bottom surface of the installation groove 12 are in a same horizontal plane, a movable groove 30 is formed on an upper surface of the operation block 23, a plurality of elastic springs 31 are fixedly mounted on a bottom surface of the movable groove 30, a top plate 32 is fixedly mounted on top portions of the elastic springs 31, the top plate 32 is located in the movable groove 30, a baffle 33 is fixedly mounted on the top plate 32, fixed blocks 41 are symmetrically and fixedly mounted on a back portion of the operation block 23, and telescopic cavities 63 are respectively disposed inside the fixed blocks 41, all movable assembly has the kelly 42 on the fixed block 41, and the kelly 42 runs through flexible chamber 63 and operation piece 23 to the one end and the baffle 33 of kelly 42 are laminated, kelly 42 on all fixed assembly have the push-and-pull plate 71, the push-and-pull plate 71 is arranged in flexible chamber 63, all is equipped with expanding spring 70 on the kelly 42, expanding spring 70's both ends carry out fixed assembly with the inner wall of push-and-pull plate 71 and flexible chamber 63 respectively, the one end of kelly 42 all fixed assembly have pull lid 43, pull lid 43 is located one side of operation piece 23, and pull lid 43 is located the inside of the body of rod 10.

The surface of the body of rod 10 be provided with and rotate mouthful 53, the top surface of mounting groove 12 runs through and is provided with activity hole 50, rotates mouthful 53 and communicates through activity hole 50 and mounting groove 12, the inner wall of activity hole 50 on the symmetry be provided with spout 52, rotation mouthful 53 with activity hole 50 on the activity be equipped with dwang 61, dwang 61 is gone up fixed mounting and is had rotatory button lid 60, rotatory button lid 60 is located and rotates mouthful 53, the lower part of dwang 61 be provided with external screw thread 62, external screw thread 62 is located activity hole 50, dwang 61 on the activity be equipped with long thread sleeve 72, long thread sleeve 72 is located activity hole 50, long thread sleeve 72 fixed surface is equipped with slider 51, slider 51 and spout 52 carry out the activity assembly.

The bottom of one end of the cross arm 11 is fixedly provided with an installation block 13, the installation block 13 is symmetrically provided with assembly holes 20 in a penetrating manner, the surface of the cross arm 11 is provided with clamping holes 21, the installation block 13 is movably assembled with the movable groove 30, when the bottom of the cross arm 11 is attached to the bottom surface of the installation groove 12 and the surface of the operation block 23, the elastic spring 31 contracts, the baffle 33 and the top plate 32 move downwards, one end of the clamping rod 42 moves out of the baffle 33 and is clamped with the assembly holes 20 in the installation block 13, the long threaded sleeve 72 is located right above the clamping holes 21, and when the long threaded sleeve 72 moves towards the cross arm 11, one end of the long threaded sleeve 72 is clamped with the clamping holes 21 in the cross arm 11.

In this embodiment, one end of the cross arm 11 and the mounting block 13 are moved toward the baffle 33 and attached to the surface of the baffle 33, the mounting block 13 pushes the top plate 32 and the baffle 33 to move downward under the action of gravity, the elastic spring 31 contracts, one end of the clamping rod 42 moves from the surface of the baffle 33 to the assembly hole 20 on the mounting block 13, one end of the clamping rod 42 is clamped to the assembly hole 20 under the reaction force of the expansion spring 70, the rotating knob 60 is rotated, the rotating rod 61 rotates, the long threaded sleeve 72 moves downward under the action of the external thread 62 on the rotating rod 61, the slider 51 slides in the sliding groove 52, one end of the long threaded sleeve 72 moves out of the movable hole 50, and the clamping hole 21 on the cross arm 11 is clamped, so that the cross arm 11 is conveniently mounted on the rod body 10.

Example 2

As shown in fig. 1 to 4, which are schematic diagrams of a power transmission tower pole structure convenient to mount according to another preferred embodiment of the present invention, in order to improve the connection stability of the mounting of the cross arm 11 and the pole body 10, on the basis of example 1, the device is improved, the bottom of the cross arm 11 is fixedly equipped with the mounting pins 22 at equal intervals, the mounting pins 22 are located at one side of the mounting block 13, the surface of the operating block 23 is provided with a plurality of connecting holes 40 at equal intervals, the connecting holes 40 are located at one side of the movable slot 30, the number of the connecting holes 40 is the same as the number of the mounting pins 22, and when the mounting block 13 is movably assembled with the movable slot 30, the mounting pins 22 are movably assembled corresponding to the connecting holes 40.

In this embodiment, the mounting pin 22 is assembled with the connecting hole 40, so that the stabilizing effect of the cross arm 11 and the rod body 10 is increased, the influence of high-altitude wind is avoided, and the mounting service life of the rod body 10 and the cross arm 11 is prolonged.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A power transmission tower pole convenient to install comprises a pole body (10) and a cross arm (11),

the method is characterized in that:

the upper portion surface of the body of rod (10) be provided with mounting groove (12), mounting groove (12) communicate with the inside of the body of rod (10), the inner wall fixed assembly of the body of rod (10) be equipped with operation piece (23), the upper surface of operation piece (23) be provided with movable groove (30), the bottom surface fixed assembly of movable groove (30) is equipped with a plurality of elastic spring (31), the top fixed assembly of elastic spring (31) is equipped with roof (32), roof (32) are arranged in movable groove (30), fixed assembly is equipped with baffle (33) on roof (32), the back symmetry fixed assembly of operation piece (23) be equipped with fixed block (41), the inside of fixed block (41) all is provided with flexible chamber (63), all activity is equipped with kelly (42) on fixed block (41), kelly (42) run through flexible chamber (63) and operation piece (23) to the one end and the baffle (33) of kelly (42) laminate, the clamping rod (42) is fixedly provided with a push-pull plate (71), the push-pull plate (71) is located in a telescopic cavity (63), the clamping rod (42) is provided with a telescopic spring (70), two ends of the telescopic spring (70) are fixedly provided with the push-pull plate (71) and the inner wall of the telescopic cavity (63) respectively, one end of the clamping rod (42) is fixedly provided with a pull cover (43), the pull cover (43) is located on one side of an operation block (23), and the pull cover (43) is located inside a rod body (10).

2. A power transmission tower for ease of installation according to claim 1, wherein: the upper surface of the operation block (23) and the bottom surface of the installation groove (12) are in the same horizontal plane.

3. A power transmission tower for ease of installation according to claim 2, wherein: the surface of the rod body (10) is provided with a rotating opening (53), the top surface of the mounting groove (12) is provided with a movable hole (50) in a penetrating way, the rotating opening (53) is communicated with the mounting groove (12) through the movable hole (50), the inner wall of the movable hole (50) is symmetrically provided with a sliding groove (52), the rotating opening (53) and the movable hole (50) are movably assembled with a rotating rod (61), the rotating rod (61) is fixedly assembled with a rotating button cover (60), the rotating button cover (60) is positioned in the rotating opening (53), the lower part of the rotating rod (61) is provided with an external thread (62), the external thread (62) is positioned in the movable hole (50), the external thread (62) on the rotating rod (61) is movably assembled with a long thread sleeve (72), the long thread sleeve (72) is positioned in the movable hole (50), the surface of the long thread sleeve (72) is symmetrically and fixedly assembled with a sliding block (51), the sliding block (51) is movably assembled with the sliding groove (52).

4. A power transmission tower for ease of installation according to claim 3, wherein: the mounting block (13) is fixedly assembled at the bottom of one end of the cross arm (11), the mounting block (13) is symmetrically provided with mounting holes (20) in a penetrating manner, and the surface of the cross arm (11) is provided with clamping holes (21).

5. A power transmission tower for ease of installation according to claim 4, wherein: installation piece (13) and activity groove (30) carry out movable assembly to when the bottom of cross arm (11) and the bottom surface of mounting groove (12) and the surface of operation piece (23) pasted, elastic spring (31) contract, baffle (33) and roof (32) move down, the one end of kelly (42) shifts out baffle (33), and the one end of kelly (42) carries out the joint with pilot hole (20) on installation piece (13), long thread sleeve (72) are located directly over calorie hole (21).

6. A power transmission tower for ease of installation according to claim 5, wherein: when the long threaded sleeve (72) moves towards the direction of the cross arm (11), one end of the long threaded sleeve (72) is clamped with the clamping hole (21) on the cross arm (11).

7. A power transmission tower for ease of installation according to claim 6, wherein: the bottom of the cross arm (11) is fixedly provided with mounting pins (22) at equal intervals, the mounting pins (22) are positioned on one side of the mounting block (13), the surface of the operating block (23) is provided with a plurality of connecting holes (40) at equal intervals, and the connecting holes (40) are positioned on one side of the movable groove (30).

8. A power transmission tower for ease of installation according to claim 7, wherein: the number of the connecting holes (40) is the same as that of the mounting pins (22).

9. A power transmission tower for ease of installation according to claim 8, wherein: when the mounting block (13) is movably assembled with the movable groove (30), the mounting pin (22) is movably assembled with the connecting hole (40) correspondingly.