Tunnel steel arch connecting angle plate positioning device

Abstract

The utility model belongs to the field of tunnels, particularly relates to a positioning device for a connecting angle plate of a tunnel steel arch, and aims to solve the problem that the practicability is low due to the fact that the conventional positioning device for the connecting angle plate of the tunnel steel arch can only position one connecting steel plate and I-shaped steel. The device comprises a connecting steel plate, two bases symmetrically abut against the connecting steel plate, motors are fixedly installed on one sides of the two bases, clamping assemblies are arranged on the motors, supporting boxes are fixedly connected to one sides of the tops of the two bases, and bidirectional motors are fixedly installed on the supporting boxes; transmission shafts are fixedly connected to output shafts on the two sides of the two-way motor, fixing assemblies are arranged on the transmission shafts, and I-shaped steel abuts against the fixing assemblies, the whole device can be rapidly installed on a connecting steel plate and is convenient to disassemble, the I-shaped steel can be fixed, and welding is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of tunnels, in particular to a tunnel steel arch frame connection angle plate positioning device. Background Art

[0002] With the continuous development and improvement of tunnel construction technology, more and more machines are used in tunnel construction. After tunnel excavation, timely support is required. During the support process, a connecting plate needs to be welded on the end face of the I-beam. Due to the limitations of existing construction technology, manual butt welding is mainly used when welding the connecting plate.

[0003] Existing tunnel steel arch connection angle plate positioning device:

[0004] Publication No. CN211950524U discloses a tunnel steel arch connection angle plate positioning device, "The utility model discloses a tunnel arch connection plate positioning device, comprising two parallel rectangular positioning steel plates (1), a handle steel plate (2) welded between the two rectangular positioning steel plates (1); the handle steel plate (2) and the two rectangular positioning steel plates (1) are welded into an I-shape; a group of auxiliary steel bars (3) are welded on both sides of the handle steel plate (2); one of the rectangular positioning steel plates (1) is provided with a pair of bolt holes (4), the bolt holes (4) are symmetrical with the mid-vertical line (5) of the rectangular positioning steel plate; bolts (6) are welded in the bolt holes (4). The tunnel arch connection plate positioning device of the utility model can quickly locate the position of the connection plate, effectively improve the construction efficiency, and ensure the welding quality of the tunnel arch connection plate. The utility model has a simple structure, is easy to process, is convenient to use, and has high positioning accuracy."

[0005] However, the tunnel steel arch connection angle plate positioning device can only position one type of connecting steel plate and I-beam, resulting in low practicality. Utility Model Content

[0006] The purpose of the utility model is to solve the problem that the tunnel steel arch frame connection angle plate positioning device in the prior art can only position one type of connecting steel plate and I-beam, resulting in low practicality, and to propose a tunnel steel arch frame connection angle plate positioning device.

[0007] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0008] A tunnel steel arch connection angle plate positioning device comprises a connecting steel plate, wherein the connecting steel plate has two bases symmetrically in conflict with each other, and a motor is fixedly installed on one side of the two bases, a clamping assembly is arranged on the motor, and a support box is fixedly connected to one side of the top of the two bases, a bidirectional motor is fixedly installed on the support box, and a transmission shaft is fixedly connected to the output shafts on both sides of the bidirectional motor, a fixing assembly is arranged on the transmission shaft, and an I-beam is in conflict with the fixing assembly, and the bottom of the I-beam is in conflict with the top of the connecting steel plate, the clamping assembly comprises a first bevel gear fixedly connected to the output shaft of the motor, and two second bevel gears are symmetrically meshed and connected to the first bevel gear, and the two second bevel gears are The gears are fixedly connected to the gears and the transmission gears are connected to the gears of ...

[0009] Preferably, the threaded rod is rotatably connected to the base, and the first threaded sleeve is slidably connected to the base.

[0010] Preferably, a friction pad is fixedly connected to one side of the clamping plate, and the friction pad abuts against the connecting steel plate.

[0011] Preferably, the bidirectional threaded column is rotatably connected to the support box, and the second threaded sleeve is slidably connected to the support box, and an anti-slip pad is fixedly connected to one side of the baffle.

[0012] In the utility model, the tunnel steel arch frame connection angle plate positioning device has the following beneficial effects:

[0013] Due to the provision of a connecting steel plate, a base, an electric motor, a first bevel gear, a second bevel gear, a threaded rod, a first threaded sleeve, a clamping plate, and a friction pad, the electric motor is started, the output shaft of the electric motor drives the first bevel gear to operate, the first bevel gear drives the second bevel gear to operate, the second bevel gear drives the threaded rod to operate, the threaded rod drives the first threaded sleeve to operate, the first threaded sleeve drives the clamping plate to move, the clamping plate drives the friction pad to contact the connecting steel plate, the friction pad increases the friction force to prevent slipping, so that the whole can be quickly installed on the connecting steel plate, and disassembly is convenient.

[0014] Due to the provision of a support box, a top column, a bidirectional motor, a transmission shaft, an I-beam, a third bevel gear, a fourth bevel gear, a bidirectional threaded column, a second threaded sleeve, a movable frame, a connecting rod, a fixed frame, a baffle and an anti-skid pad, two bidirectional motors are started at the same time, the output shafts of the two bidirectional motors drive the transmission shafts to operate, the transmission shaft drives the third bevel gear to operate, the third bevel gear drives the fourth bevel gear to operate, the fourth bevel gear drives the bidirectional threaded column to operate, the bidirectional threaded column drives the second threaded sleeve to move, the second threaded sleeve drives the movable frame to move, the movable frame drives the connecting rod to operate, the connecting rod on the fixed frame drives the baffle to move, the baffle drives the anti-skid pad to contact the I-beam, so that the I-beam can be positioned for easy welding.

[0015] The utility model can be quickly installed on the connecting steel plate as a whole, is easy to disassemble, and can position the I-beam for convenient welding. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the main structure of a tunnel steel arch connection angle plate positioning device proposed by the utility model;

[0017] Figure 2 This is a schematic diagram of the bottom view structure of the first bevel gear and the second bevel gear of a tunnel steel arch connection angle plate positioning device proposed by the utility model;

[0018] Figure 3 This is a schematic diagram of the side structure of a support box of a tunnel steel arch frame connection angle plate positioning device proposed by the utility model;

[0019] Figure 4 This is a schematic diagram of the top view structure of a support box of a tunnel steel arch frame connection angle plate positioning device proposed by the utility model.

[0020] In the figure: 1. connecting steel plate; 2. base; 3. motor; 4. support box; 5. top column; 6. bidirectional motor; 7. transmission shaft; 8. I-beam; 9. first bevel gear; 10. second bevel gear; 11. threaded rod; 12. first threaded sleeve; 13. clamping plate; 14. friction pad; 15. third bevel gear; 16. fourth bevel gear; 17. bidirectional threaded column; 18. second threaded sleeve; 19. movable frame; 20. connecting rod; 21. fixed frame; 22. baffle; 23. anti-slip pad. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] Embodiment 1

[0023] Reference Figure 1-Figure 4 A tunnel steel arch connection angle plate positioning device comprises a connecting steel plate 1, on which two bases 2 are symmetrically in conflict with each other, and a motor 3 is fixedly installed on one side of the two bases 2, a clamping assembly is arranged on the motor 3, and a support box 4 is fixedly connected to one side of the top of the two bases 2, a bidirectional motor 6 is fixedly installed on the support box 4, and a transmission shaft 7 is fixedly connected to the output shafts on both sides of the bidirectional motor 6, a fixing assembly is arranged on the transmission shaft 7, and an I-beam 8 is in conflict with the fixing assembly, and the bottom of the I-beam 8 is in conflict with the top of the connecting steel plate 1, the transmission shaft 7 is rotatably connected to the support box 4, and a top column 5 is fixedly connected on one side of the support box 4, and the bottom of the top column 5 is fixedly connected to the other side of the top of the base 2, and the fixing assembly comprises a third bevel gear fixedly connected to the transmission shaft 7 15, and the third bevel gear 15 is meshed with a fourth bevel gear 16, the fourth bevel gear 16 is fixedly connected with a bidirectional threaded column 17, and the bidirectional threaded column 17 is symmetrically threaded with two second threaded sleeves 18, the two second threaded sleeves 18 are fixedly connected with a moving frame 19, and the moving frame 19 is rotatably connected with a connecting rod 20, the connecting rod 20 is rotatably connected with a fixed frame 21, and the fixed frame 21 is fixedly connected with a baffle 22, the clamping assembly includes a first bevel gear 9 fixedly connected to the output shaft of the motor 3, and the first bevel gear 9 is symmetrically meshed with two second bevel gears 10, the two second bevel gears 10 are fixedly connected with a threaded rod 11, and the threaded rod 11 is threaded with a first threaded sleeve 12, and the first threaded sleeve 12 is fixedly connected with a clamping plate 13.

[0024] In the utility model, the threaded rod 11 is rotatably connected to the base 2 , and the first threaded sleeve 12 is slidably connected to the base 2 .

[0025] In the utility model, a friction pad 14 is fixedly connected to one side of the clamping plate 13 , and the friction pad 14 abuts against the connecting steel plate 1 .

[0026] In the utility model, the bidirectional threaded column 17 is rotatably connected to the support box 4, and the second threaded sleeve 18 is slidably connected to the support box 4, and an anti-slip pad 23 is fixedly connected to one side of the baffle 22.

[0027] In the utility model, the motor 3 is started, the output shaft of the motor 3 drives the first bevel gear 9 to operate, the first bevel gear 9 drives the second bevel gear 10 to operate, the second bevel gear 10 drives the threaded rod 11 to operate, the threaded rod 11 drives the first threaded sleeve 12 to operate, the first threaded sleeve 12 drives the clamping plate 13 to move, the clamping plate 13 drives the friction pad 14 to contact the connecting steel plate 1, the friction pad 14 increases the friction force to prevent slipping, so that the whole can be quickly installed on the connecting steel plate 1, and the disassembly is convenient, and the two bidirectional motors 6 are started at the same time, and the two bidirectional motors 6 The output shaft drives the transmission shaft 7 to operate, the transmission shaft 7 drives the third bevel gear 15 to operate, the third bevel gear 15 drives the fourth bevel gear 16 to operate, the fourth bevel gear 16 drives the bidirectional threaded column 17 to operate, the bidirectional threaded column 17 drives the second threaded sleeve 18 to move, the second threaded sleeve 18 drives the moving frame 19 to move, the moving frame 19 drives the connecting rod 20 to operate, the connecting rod 20 drives the baffle 22 to move under the action of the fixed frame 21, the baffle 22 drives the anti-slip pad 23 to contact the I-beam 8, so that it can position the I-beam 8 for easy welding.

[0028] Embodiment 2

[0029] The difference between this embodiment and the first embodiment is that the base 1 is provided with a dust suction component so that it can absorb the smoke generated during welding.

[0030] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A tunnel steel arch connection angle plate positioning device, comprising a connection steel plate (1), characterized in that: The connecting steel plate (1) has two bases (2) symmetrically abutting against each other, and a motor (3) is fixedly mounted on one side of each of the two bases (2), a clamping assembly is provided on the motor (3), and a support box (4) is fixedly connected to one side of the top of each of the two bases (2), a bidirectional motor (6) is fixedly mounted on the support box (4), and a transmission shaft (7) is fixedly connected to both sides of the output shaft of the bidirectional motor (6), a fixing assembly is provided on the transmission shaft (7), and an I-beam (8) abuts against the fixing assembly, and the bottom of the I-beam (8) abuts against the top of the connecting steel plate (1).

2. A tunnel steel arch connection angle plate positioning device according to claim 1, characterized in that: The clamping assembly comprises a first bevel gear (9) fixedly connected to an output shaft of the motor (3), and two second bevel gears (10) are symmetrically meshed and connected to the first bevel gear (9), a threaded rod (11) is fixedly connected to the two second bevel gears (10), a first threaded sleeve (12) is threadedly connected to the threaded rod (11), and a clamping plate (13) is fixedly connected to the first threaded sleeve (12).

3. A tunnel steel arch connection angle plate positioning device according to claim 1, characterized in that: The fixing assembly comprises a third bevel gear (15) fixedly connected to the transmission shaft (7), and the third bevel gear (15) is meshedly connected to a fourth bevel gear (16), the fourth bevel gear (16) is fixedly connected to a bidirectional threaded column (17), and the bidirectional threaded column (17) is symmetrically threadedly connected to two second threaded sleeves (18), the two second threaded sleeves (18) are both fixedly connected to a moving frame (19), and the moving frame (19) is rotatably connected to a connecting rod (20), the connecting rod (20) is rotatably connected to a fixed frame (21), and the fixed frame (21) is fixedly connected to a baffle (22).

4. A tunnel steel arch connection angle plate positioning device according to claim 1, characterized in that: The transmission shaft (7) is rotatably connected to the support box (4), and a top column (5) is fixedly connected to one side of the support box (4), and the bottom of the top column (5) is fixedly connected to the other side of the top of the base (2).

5. The tunnel steel arch connection angle plate positioning device according to claim 2 is characterized in that: The threaded rod (11) is rotatably connected to the base (2), and the first threaded sleeve (12) is slidably connected to the base (2).

6. A tunnel steel arch connection angle plate positioning device according to claim 2, characterized in that: A friction pad (14) is fixedly connected to one side of the clamping plate (13), and the friction pad (14) contacts the connecting steel plate (1).

7. The tunnel steel arch connection angle plate positioning device according to claim 3 is characterized in that: The bidirectional threaded column (17) is rotatably connected to the support box (4), and the second threaded sleeve (18) is slidably connected to the support box (4), and an anti-slip pad (23) is fixedly connected to one side of the baffle (22).

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