Electric power iron tower steel pipe grooving device

Abstract

The utility model discloses an electric iron tower steel pipe grooving device which comprises a supporting base, a first electric telescopic rod is fixedly arranged at one end of a rotating disc, an extension strip is fixedly arranged at the output end of the first electric telescopic rod, a first limiting groove is formed in one side of the extension strip, and a lead screw is rotationally arranged on the inner wall of the first limiting groove. A movable clamping plate is slidably arranged on the inner wall of the first limiting groove, and a fixed clamping plate is fixedly arranged on one side of the extension strip and located on the outer edge of the first limiting groove. According to the steel pipe grooving machine, the first motor is started to enable the lead screw to rotate to drive the movable clamping plate to slide in the first limiting groove till the protective air cushion at the upper end of the lead screw makes contact with the outer surface of a steel pipe, the fixed clamping plate and the movable clamping plate are matched to clamp one end of the steel pipe, and the second motor is started to rotate the rotary disc to drive the steel pipe to rotate; the grooving side face of the steel pipe can be automatically changed by rotating the steel pipe by a specified angle, manual adjustment of workers is not needed, and meanwhile the grooving efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of steel pipe slotting, in particular to a steel pipe slotting device for an electric power tower. Background Art

[0002] Steel pipes have hollow cross-sections, and their length is much greater than the diameter or circumference of the steel. According to the cross-sectional shape, they are divided into round, square, rectangular and special-shaped steel pipes; according to the material, they are divided into carbon structural steel pipes, low alloy structural steel pipes, alloy steel pipes and composite steel pipes. With the development of the modern infrastructure industry, the use of steel pipe materials is becoming more and more frequent, especially in the construction of power towers, whose main body is basically supported by steel pipes. When using steel pipes, in order to improve the tightness and convenience of their docking, it is necessary to groove the upper end at a specified distance.

[0003] In view of this, Chinese Patent No. CN220278953U proposes a grooving device for electric tower steel pipes. By providing a steel pipe placing device, the arc pressure plate cooperates with the trapezoidal connecting block and the surface rubber protrusion to form a clamp for the electric tower steel pipe, and has a certain adjustment ability, so that the electric tower steel pipe grooving device can be provided with a structure for limiting and fixing different types of electric tower steel pipes when in use. It has strong adaptability and good effect when in use. However, when the above technical scheme and the existing steel pipe grooving device are used, if it is necessary to groove on different sides of the steel pipe, they are usually adjusted by manually rotating the steel pipe, which increases the operating burden of the staff and reduces the grooving efficiency. Utility Model Content

[0004] In order to solve the above problems, the purpose of the utility model is to provide a power tower steel pipe slotting device to solve the problems raised in the above background technology.

[0005] To achieve the above purpose, the utility model proposes a power tower steel pipe slotting device, comprising a support base, an automatic steel pipe positioning and rotating mechanism is arranged at the upper end of the support base, and a movable slotting mechanism is arranged at the upper end of the support base;

[0006] The steel pipe automatic positioning and rotating mechanism includes a turntable rotatably arranged on one side of a supporting base, a first electric telescopic rod is fixedly arranged at one end of the turntable, an extension bar is fixedly arranged at the output end of the first electric telescopic rod, a first limiting groove is opened on one side of the extension bar, a screw rod is rotatably arranged on the inner wall of the first limiting groove, a movable splint is slidably arranged on the inner wall of the first limiting groove, and the outer wall of the screw rod is threadedly connected to the inner wall of the movable splint, a fixed splint is fixedly arranged at the outer edge of the first limiting groove on one side of the extension bar, and a protective air cushion is fixedly arranged on the inner wall of the movable splint and the inner wall of the fixed splint.

[0007] In one example, a first motor is fixedly provided at one end of the extension bar, and one end of the screw rod is fixedly connected to the output end of the first motor; a second motor is fixedly provided on the inner wall of one end of the support base, and one end of the turntable is fixedly connected to the output end of the second motor.

[0008] In one example, second limit grooves are provided on both sides of the top of the support base, a positioning groove is provided in the middle position of the top of the support base, a limit plate is slidably provided on the inner wall of the positioning groove, and the outer walls at both ends of the limit plate are respectively slidably connected to the inner walls of the two second limit grooves.

[0009] In one example, a second electric telescopic rod is fixedly provided on one side of the inner wall of the two second limiting grooves, and the output ends of the two second electric telescopic rods are respectively fixedly connected to the two sides of the limiting plate.

[0010] In one example, the mobile slotting mechanism includes sliding grooves opened at the two edges of the top of the supporting base, the inner walls of the two sliding grooves are slidably provided with sliding blocks, hydraulic rods are fixed on both sides of the top of the two sliding blocks, and a slotting machine bracket is fixed on the top of each hydraulic rod.

[0011] In one example, a third motor is fixedly provided on one side of the top of the slotting machine bracket, a cutter head is inserted on one side of the bottom of the slotting machine bracket, and one end of the cutter head passes through the inner wall of the slotting machine bracket and is fixedly connected to the output end of the third motor, and a handle is fixedly provided on one side of one of the sliders.

[0012] In one example, a switch panel is fixedly provided on one side of the support base, and the first electric telescopic rod, the second electric telescopic rod, the first motor, the second motor and the third motor are all electrically connected to an external power supply through the switch panel.

[0013] The utility model provides a power tower steel pipe slotting device which can bring the following beneficial effects:

[0014] 1. A grooving device for steel pipes of an electric power tower, wherein the first electric telescopic rod is started to raise and lower the extension bar until the protective air cushion on one side of the fixed clamping plate contacts the inner wall position of the steel pipe, and then the first motor is started to rotate the screw rod to slide the movable clamping plate in the first limit groove until the protective air cushion on its upper end contacts the outer surface of the steel pipe, and one end of the steel pipe is clamped in cooperation with the fixed clamping plate and the movable clamping plate, and the second motor is started to rotate the turntable to rotate the steel pipe, and when grooving, the specified angle can be rotated to automatically change the grooving side of the steel pipe, and manual adjustment by the staff is not required, thereby improving the grooving efficiency.

[0015] 2. This kind of electric power tower steel pipe grooving device, when grooving, pushes the slider to slide back and forth in the slide groove by the handle to change the position of the upper end slotting machine bracket, and then starts the hydraulic rod and the third motor to make the cutter head fall at different distances on the same side of the steel pipe, which is convenient for equidistant grooving without changing the position of the steel pipe, thereby improving the convenience of using the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present invention. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a structural schematic diagram of the back side of the rotary clamping structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the overall structure of the support base of the utility model;

[0020] Figure 4 It is a schematic diagram of the overall structure of the slotting machine bracket of the utility model.

[0021] In the figure: 1. support base; 2. turntable; 3. first electric telescopic rod; 4. extension bar; 5. first limit groove; 6. screw rod; 7. movable splint; 8. fixed splint; 9. protective air cushion; 10. first motor; 11. second motor; 12. second limit groove; 13. positioning groove; 14. limit plate; 15. second electric telescopic rod; 16. slide groove; 17. slider; 18. hydraulic rod; 19. slotting machine bracket; 20. third motor; 21. cutter head; 22. handle. DETAILED DESCRIPTION

[0022] In order to more clearly illustrate the overall concept of the present invention, a detailed description is given below in the form of examples in conjunction with the accompanying drawings.

[0023] The examples are as follows:

[0024] The utility model provides Figure 1-4 The electric power tower steel pipe slotting device shown comprises a support base 1, and a steel pipe automatic positioning and rotating mechanism is arranged on the upper end of the support base 1;

[0025] The automatic positioning and rotating mechanism for steel pipes includes a turntable 2 rotatably arranged on one side of a supporting base 1, a first electric telescopic rod 3 is fixedly arranged at one end of the turntable 2, an extension bar 4 is fixedly arranged at the output end of the first electric telescopic rod 3, a first limiting groove 5 is opened on one side of the extension bar 4, a screw rod 6 is rotatably arranged on the inner wall of the first limiting groove 5, a movable splint 7 is slidably arranged on the inner wall of the first limiting groove 5, and the outer wall of the screw rod 6 is threadedly connected to the inner wall of the movable splint 7, a fixed splint 8 is fixedly arranged at the outer edge of the first limiting groove 5 on one side of the extension bar 4, a protective air cushion 9 is fixedly arranged on the inner wall of the movable splint 7 and the inner wall of the fixed splint 8, and the first electric telescopic rod 3 is started according to the steel pipes of different diameters to facilitate the adjustment of the position of the fixed splint 8 to make it contact the inner wall of the steel pipe, and the protective air cushion 9 has the effect of preventing wear and also preventing slipping.

[0026] A first motor 10 is fixedly provided at one end of the extension bar 4, and one end of the screw rod 6 is fixedly connected to the output end of the first motor 10. A second motor 11 is fixedly provided on the inner wall of one end of the support base 1, and one end of the turntable 2 is fixedly connected to the output end of the second motor 11. The second motor 11 is a servo motor, which can set the angle of driving the turntable 2 to rotate and then reversely rotate it to restore it to its original position. When the steel pipe is slotted, the rotation angle of the second motor 11 can be set according to the spacing of different sides, and the maximum does not exceed ninety degrees. When multiple holes are opened, after rotating a certain angle, the clamping is released, and then the turntable 2 is restored to its original position and then clamped again for rotation to increase the rotation angle;

[0027] Furthermore, second limiting grooves 12 are provided on both sides of the top of the support base 1, and a positioning groove 13 is provided in the middle position of the top of the support base 1. A limiting plate 14 is slidably provided on the inner wall of the positioning groove 13, and the outer walls at both ends of the limiting plate 14 are slidably connected to the inner walls of the two second limiting grooves 12 respectively.

[0028] A second electric telescopic rod 15 is fixedly provided on one side of the inner wall of the two second limiting grooves 12, and the output ends of the two second electric telescopic rods 15 are respectively fixedly connected to the two sides of the limiting plate 14. The limiting plate 14 can be adjusted to squeeze and limit according to different steel pipes in cooperation with the extension strip 4 at one end, so that the steel pipe can be kept stable and not easy to shake when the cutter head 21 is drilling;

[0029] Furthermore, the mobile slotting mechanism includes a slide groove 16 opened at the two edges of the top of the supporting base 1, the inner walls of the two slide grooves 16 are slidably provided with sliders 17, hydraulic rods 18 are fixed on both sides of the top of the two sliders 17, and a slotting machine bracket 19 is fixed on the top of each hydraulic rod 18.

[0030] A third motor 20 is fixedly provided on one side of the top of the slotting machine bracket 19, a cutter head 21 is inserted on one side of the bottom of the slotting machine bracket 19, and one end of the cutter head 21 passes through the inner wall of the slotting machine bracket 19 and is fixedly connected to the output end of the third motor 20. A handle 22 is fixedly provided on one side of one of the sliders 17. When the slotting machine bracket 19 is moved by the slider 17 to perform equidistant slotting, a scale is provided at the edge of the slide groove 16 at the upper end of the support base 1. Equidistant slotting can be achieved by adjusting the moving distance of the adjuster according to the scale value. When slotting, the hydraulic rod 18 is started to lift and lower the slotting machine bracket 19 so that the cutter head 21 contacts the steel pipe for slotting operation.

[0031] A switch panel is fixedly provided on one side of the support base 1, and the first electric telescopic rod 3, the second electric telescopic rod 15, the first motor 10, the second motor 11 and the third motor 20 are all electrically connected to an external power source through the switch panel.

[0032] Working principle: When using the electric tower steel pipe slotting device in this design, first, the steel pipe to be slotted needs to be placed in the positioning groove 13 at the top of the support base 1, and the second electric telescopic rod 15 is started according to its length to push the limit plate 14 to slide in the second limit groove 12 and then contact one side of the steel pipe, and the first electric telescopic rod 3 is started to make the extension bar 4 rise and fall until the protective air cushion 9 on one side of the fixed splint 8 contacts the inner wall position of the steel pipe, and then the first motor 10 is started to rotate the screw rod 6 and slide the movable splint 7 in the first limit groove 5 until the protective air cushion 9 at its upper end contacts the outer surface of the steel pipe, and cooperate with the fixed The clamping plate 8 and the movable clamping plate 7 clamp one end of the steel pipe, and the second motor 11 can be started to rotate the turntable 2 and then rotate with the steel pipe. When grooving, it can rotate to a specified angle to automatically change the groove side of the steel pipe, without the need for manual adjustment by the staff, while improving the grooving efficiency. When grooving, the handle 22 is used to push the slider 17 to slide back and forth in the slide groove 16 to change the position of the upper end groover bracket 19, and then the hydraulic rod 18 and the third motor 20 are started to make the cutter head 21 fall at different distances on the same side of the steel pipe, which is convenient for equidistant grooving without changing the position of the steel pipe, thereby improving the convenience of using the device.

[0033] Each embodiment in this specification is described in a progressive manner, and the same or similar parts between the embodiments can be referred to each other, and each embodiment focuses on the differences from other embodiments. In particular, for the system embodiment, since it is basically similar to the method embodiment, the description is relatively simple, and the relevant parts can be referred to the partial description of the method embodiment.

[0034] The above description is only an embodiment of the present invention and is not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and variations. Any modification, equivalent substitution, improvement, etc. made within the spirit and principle of the present invention shall be included in the scope of the claims of the present invention.

Claims

1. A grooving device for a steel pipe of an electric power tower, comprising a support base (1), characterized in that: The upper end of the support base (1) is provided with a steel pipe automatic positioning and rotating mechanism, and the upper end of the support base (1) is provided with a movable slotting mechanism; The steel pipe automatic positioning and rotating mechanism comprises a turntable (2) rotatably arranged on one side of a supporting base (1); a first electric telescopic rod (3) is fixedly arranged on one end of the turntable (2); an extension bar (4) is fixedly arranged on the output end of the first electric telescopic rod (3); a first limiting groove (5) is opened on one side of the extension bar (4); a screw rod (6) is rotatably arranged on the inner wall of the first limiting groove (5); a movable splint (7) is slidably arranged on the inner wall of the first limiting groove (5); and the outer wall of the screw rod (6) is threadedly connected to the inner wall of the movable splint (7); a fixed splint (8) is fixedly arranged on one side of the extension bar (4) at the outer edge of the first limiting groove (5); and a protective air cushion (9) is fixedly arranged on the inner wall of the movable splint (7) and the inner wall of the fixed splint (8).

2. The electric power tower steel pipe slotting device according to claim 1, characterized in that: A first motor (10) is fixedly provided at one end of the extension bar (4), and one end of the screw rod (6) is fixedly connected to the output end of the first motor (10); a second motor (11) is fixedly provided on the inner wall of one end of the support base (1), and one end of the turntable (2) is fixedly connected to the output end of the second motor (11).

3. The electric power tower steel pipe slotting device according to claim 1, characterized in that: Second limiting grooves (12) are provided on both sides of the top of the support base (1), a positioning groove (13) is provided in the middle of the top of the support base (1), a limiting plate (14) is slidably provided on the inner wall of the positioning groove (13), and the outer walls at both ends of the limiting plate (14) are slidably connected to the inner walls of the two second limiting grooves (12) respectively.

4. The electric power tower steel pipe slotting device according to claim 3, characterized in that: A second electric telescopic rod (15) is fixedly provided on one side of the inner wall of each of the two second limiting grooves (12), and the output ends of the two second electric telescopic rods (15) are respectively fixedly connected to the two sides of the limiting plate (14).

5. The electric power tower steel pipe slotting device according to claim 1, characterized in that: The mobile slotting mechanism comprises a slide groove (16) provided at two edges of the top of the support base (1), the inner walls of the two slide grooves (16) are slidably provided with a slider (17), hydraulic rods (18) are fixedly provided on both sides of the top of the two sliders (17), and a slotting machine bracket (19) is fixedly provided on the top of each hydraulic rod (18).

6. The electric power tower steel pipe slotting device according to claim 5, characterized in that: A third motor (20) is fixedly provided on one side of the top of the slotting machine bracket (19), a cutter head (21) is inserted into one side of the bottom of the slotting machine bracket (19), and one end of the cutter head (21) passes through the inner wall of the slotting machine bracket (19) and is fixedly connected to the output end of the third motor (20), and a handle (22) is fixedly provided on one side of one of the sliders (17).

7. The electric power tower steel pipe slotting device according to claim 6, characterized in that: A switch panel is fixedly provided on one side of the support base (1), and the first electric telescopic rod (3), the second electric telescopic rod (15), the first motor (10), the second motor (11) and the third motor (20) are all electrically connected to an external power source via the switch panel.

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