CN219034247U

CN219034247U - Weather-proof electric power iron tower cross arm

Info

Publication number: CN219034247U
Application number: CN202223570760.5U
Authority: CN
Inventors: 杜玉祥; 孙秋华
Original assignee: Shandong Xingyuan Iron Tower Co ltd
Current assignee: Shandong Xingyuan Iron Tower Co ltd
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-05-16
Anticipated expiration: 2032-12-27

Abstract

The utility model discloses a weather-proof electric power iron tower cross arm which comprises a main rod, wherein an equipment box is sleeved on the outer wall of the main rod in a sliding manner, a base is fixedly connected to the side wall of the equipment box, a lower sliding groove is formed in the base, a lower sliding block is connected in the lower sliding groove in a sliding manner, a first supporting rod is connected with the lower sliding block in a rotating manner, a cross arm body is connected with the first supporting rod in a rotating manner, an upper sliding groove is formed in the lower end of the cross arm body, the first supporting rod is connected with a second supporting rod in a rotating manner, and a sliding mechanism enabling the lower sliding block to slide is arranged in the lower sliding groove. According to the utility model, through the arranged upper sliding block, the lower sliding block, the first supporting rod, the second supporting rod and other parts, the lower sliding block on the threaded section of the lower sliding block is driven to slide through the rotation of the reciprocating screw rod, so that the distance between the cross arm body and the base can be adjusted, the height of the cross arm can be adjusted without climbing of an operator, and the danger is avoided.

Description

Weather-proof electric power iron tower cross arm

Technical Field

The utility model relates to the technical field of electric power iron towers, in particular to a weather-proof electric power iron tower cross arm.

Background

The high-voltage transmission line is generally erected by using an iron tower, a plurality of cross arms are arranged on a tower body of the iron tower, and angle steel is generally adopted for the cross arms. In order to save the width of a line corridor, an insulating cross arm is more commonly adopted in the conventional iron tower.

At present, an iron tower cross arm is generally and fixedly installed on a hanger, when wires are connected, errors often exist, the height of the hanger needs to be increased or reduced, an operator is required to detach the hanger to reduce or raise the height, the cross arm fixed on the hanger is detached to adjust the height, and after the operator is required to climb to a certain height, the height of the cross arm is adjusted, so that the iron tower cross arm is at risk.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a weather-proof electric power iron tower cross arm.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a weather-proof electric power iron tower cross arm, includes the mobile jib, the mobile jib outer wall slip has cup jointed the device case, device case lateral wall fixedly connected with base, the spout has been seted up down on the base, sliding connection has lower slider down in the spout, slider rotates and is connected with first bracing piece down, first bracing piece rotates and is connected with the cross arm body, the spout has been seted up to cross arm body lower extreme, sliding connection has last slider in going up the spout, it is connected with the second bracing piece to go up the slider rotation, the one end that the cross arm body was kept away from to the second bracing piece rotates and connects the upper end at the base, first bracing piece rotates with the second bracing piece to be connected, install the gliding slide mechanism of messenger's lower slider down in the spout.

Preferably, the sliding mechanism comprises a reciprocating screw rotatably connected in a lower sliding groove, and the lower sliding block is in threaded connection with a threaded section of the reciprocating screw.

Preferably, the device box is rotationally connected with two first bevel gears, and the two first bevel gears are fixedly connected with the reciprocating screw rods in the bases at the two ends respectively.

Preferably, the device box is rotationally connected with a second bevel gear, the two first bevel gears are meshed with the second bevel gear, a servo motor is fixedly connected to the bottom of the device box, and an output shaft of the servo motor is fixedly connected with the second bevel gear.

Preferably, the upper sliding groove inner wall is fixedly connected with a limiting rod, the sliding groove is formed in the outer wall of the upper sliding block, and the sliding groove is in sliding connection with the limiting rod.

Preferably, the outer wall of the main rod is provided with a first threaded hole, the outer wall of the device box is provided with a second threaded hole, and the second threaded hole is internally threaded with a screw and extends into the first threaded hole.

The utility model has the following beneficial effects:

1. through last slider, lower slider, first bracing piece, second bracing piece, etc. parts that set up, through reciprocating screw's rotation, drive the lower slider slip on its screw thread section, so distance between adjustable cross arm body and the base, so need not to operate the workman and climb can adjust the height of cross arm, avoided dangerous emergence.

2. Through the first screw hole that the mobile jib outer wall that sets up was offered, rotate the screw to first screw hole through the second screw hole, and then can fix the device case.

Drawings

Fig. 1 is a schematic structural view of a weather-proof electric iron tower cross arm according to the present utility model;

fig. 2 is an enlarged schematic view of the structure a in fig. 1.

FIG. 3 is a cross-sectional view taken at B-B in FIG. 1.

In the figure: the device comprises a main rod 1, a device box 2, a base 3, a servo motor 4, a second bevel gear 5, a first bevel gear 6, a reciprocating screw rod 7, a lower sliding block 8, a first supporting rod 9, a cross arm body 10, an upper sliding chute 11, a second supporting rod 12, an upper sliding block 13, a limiting rod 14, a sliding chute 15, a second threaded hole 16, a first threaded hole 17, a screw 18 and a lower sliding chute 19.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-3, a weather-proof electric power iron tower cross arm comprises a main rod 1, wherein a device box 2 is sleeved on the outer wall of the main rod 1 in a sliding manner, a base 3 is fixedly connected to the side wall of the device box 2, a lower sliding groove 19 is formed in the base 3, a lower sliding block 8 is connected in a sliding manner in the lower sliding groove 19, a first supporting rod 9 is connected in a rotating manner to the lower sliding block 8, a cross arm body 10 is connected in a rotating manner to the first supporting rod 9, an upper sliding groove 11 is formed in the lower end of the cross arm body 10, an upper sliding block 13 is connected in a sliding manner to the upper sliding groove 11, a second supporting rod 12 is connected in a rotating manner to the upper end of the base 3 in a sliding manner to the upper sliding block 13, one end, far away from the cross arm body 10, of the second supporting rod 12 is connected in a rotating manner to the upper end of the base 3, and the first supporting rod 9 is connected in a rotating manner to the second supporting rod 12, and a sliding mechanism for enabling the lower sliding block 8 to slide is arranged in the lower sliding groove 19.

The sliding mechanism comprises a reciprocating screw rod 7 which is rotationally connected in a lower sliding groove 19, a lower sliding block 8 is in threaded connection with a threaded section of the reciprocating screw rod 7, two first bevel gears 6 are rotationally connected to the outer wall of a device box 2, the two first bevel gears 6 are respectively fixedly connected with the reciprocating screw rods 7 in two end bases 3, the device box 2 is rotationally connected with a second bevel gear 5, the two first bevel gears 6 are meshed with the second bevel gear 5, a servo motor 4 is fixedly connected to the inner bottom of the device box 2, an output shaft of the servo motor 4 is fixedly connected with the second bevel gear 5, a limiting rod 14 is fixedly connected to the inner wall of an upper sliding groove 11, a sliding groove 15 is formed in the outer wall of the upper sliding block 13, the sliding groove 15 is in sliding connection with the limiting rod 14, a first threaded hole 17 is formed in the outer wall of a main rod 1, a second threaded hole 16 is formed in the outer wall of the device box 2, a screw 18 is in threaded connection with the second threaded hole 16 and extends into the first threaded hole 17, and the direction of the threads of the reciprocating screw rod 7 is required to be explained, and the two lower sliding blocks 8 can be synchronously close to or far away from each other by setting the threaded direction of the reciprocating screw rod 7.

In the utility model, when the device is used, the device box 2 is sleeved on the outer wall of the main rod 1, the screw 18 is rotated to the second threaded hole 16, and the screw extends into the first threaded hole 17 formed in the side wall of the main rod 1, so that the device box 2 is fixed, and the two bases 3 are fixed.

When the height of the cross arm body 10 needs to be adjusted, the servo motor 4 is started, the output shaft of the servo motor 4 drives the second bevel gears 5 to rotate, the second bevel gears 5 drive the two first bevel gears 6 to rotate, and then drive the reciprocating screw rod 7 to rotate, so that the lower sliding block 8 on the threaded section of the reciprocating screw rod can be driven to slide leftwards, when the lower sliding block 8 slides leftwards, the upper sliding block 13 slides in the upper sliding groove 11 through the sliding of the lower sliding block 8, and then the distance between the cross arm body 10 and the base 3 can be adjusted, so that an operator does not need to climb to the designated height to adjust the height, and a large amount of time is not required.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a weather-proof electric power iron tower cross arm, includes mobile jib (1), its characterized in that, mobile jib (1) outer wall sliding sleeve has installed device case (2), device case (2) lateral wall fixedly connected with base (3), lower spout (19) have been seted up on base (3), sliding connection has lower slider (8) in lower spout (19), slider (8) rotate and are connected with first bracing piece (9), first bracing piece (9) rotate and are connected with cross arm body (10), spout (11) have been seted up to cross arm body (10) lower extreme, sliding connection has last slider (13) in going up spout (11), go up slider (13) and rotate and be connected with second bracing piece (12), the one end that cross arm body (10) were kept away from to second bracing piece (12) rotates and connects the upper end in base (3), first bracing piece (9) are connected with second bracing piece (12) rotation, install the sliding mechanism who makes slider (8) slip in lower spout (19).

2. A weatherable power pylon cross arm according to claim 1, wherein the sliding mechanism comprises a reciprocating screw (7) rotatably connected in a lower chute (19), the lower slider (8) being threadedly connected to a threaded section of the reciprocating screw (7).

3. The weather-resistant electric iron tower cross arm according to claim 2, wherein two first bevel gears (6) are rotatably connected to the device box (2), and the two first bevel gears (6) are fixedly connected with reciprocating screw rods (7) in the bases (3) at two ends respectively.

4. A weather-resistant electric iron tower cross arm according to claim 3, characterized in that the device box (2) is rotationally connected with a second bevel gear (5), two first bevel gears (6) are meshed with the second bevel gear (5), a servo motor (4) is fixedly connected to the bottom in the device box (2), and an output shaft of the servo motor (4) is fixedly connected with the second bevel gear (5).

5. The weather-resistant electric iron tower cross arm according to claim 1, wherein the inner wall of the upper sliding groove (11) is fixedly connected with a limiting rod (14), the outer wall of the upper sliding block (13) is provided with a sliding groove (15), and the sliding groove (15) is in sliding connection with the limiting rod (14).

6. The weather-resistant electric iron tower cross arm according to claim 1, wherein a first threaded hole (17) is formed in the outer wall of the main rod (1), a second threaded hole (16) is formed in the outer wall of the device box (2), and a screw (18) is connected to the second threaded hole (16) in an internal threaded mode and extends into the first threaded hole (17).