Auxiliary mounting equipment for tunnel steel arch

Abstract

The utility model relates to the technical field of tunnel construction, in particular to auxiliary mounting equipment for a tunnel steel arch. The utility model provides auxiliary mounting equipment for a tunnel steel arch, which can assist in clamping and aligning sections of the steel arch, reduce the labor intensity of workers, improve the mounting efficiency of the tunnel steel arch and improve the alignment stability of the tunnel steel arch. Auxiliary mounting equipment for a tunnel steel arch comprises wheels, a base, a clamping assembly and the like, the multiple wheels are rotationally connected to the lower sides of the left portion and the right portion of the base, and the clamping assembly is arranged on the right portion of the base. The first motor is started to enable the worm to rotate, the worm and the worm wheel are meshed to enable the worm wheel to rotate, the rotating piece is made to rotate, and the steel arch segments are adjusted to be at the connecting angle, so that the steel arch segments can be clamped and aligned in an auxiliary mode, the labor intensity of workers is reduced, and the working efficiency is improved. The mounting efficiency of the tunnel steel arch is improved; and the alignment stability of the tunnel steel arch is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of tunnel construction, in particular to a tunnel steel arch support auxiliary installation device. Background Technique

[0002] The tunnel steel arch support, as an important support for the tunnel structure, ensures the safety and stability of the tunnel with its strong steel materials and stable arch design.

[0003] For the installation of the existing tunnel steel arch support, usually the steel arch support segments are first... Then, the steel arch support segments are moved to the installation position by a hoisting trolley and aligned accurately. After that, the segments are connected and fixed by bolts manually. However, during the connection process of the arch support segments, manual assistance is required to move and support the arch support segments, resulting in high labor intensity, low work efficiency, and difficulty in ensuring the accuracy and stability of the steel arch support.

[0004] Therefore, a tunnel steel arch support auxiliary installation device is now developed, which can assist in clamping and aligning the steel arch support segments, reduce the labor intensity of workers, improve the installation efficiency of the tunnel steel arch support, and improve its alignment stability. Content of the Utility Model

[0005] In order to overcome the disadvantages that during the installation and connection process of the existing tunnel steel arch support, manual assistance is required to move and support the arch support segments, resulting in high labor intensity, low work efficiency, and difficulty in ensuring the accuracy and stability of the steel arch support, the utility model provides a tunnel steel arch support auxiliary installation device that can assist in clamping and aligning the steel arch support segments, reduce the labor intensity of workers, improve the installation efficiency of the tunnel steel arch support, and improve its alignment stability.

[0006] Technical Solution: A tunnel steel arch support auxiliary installation device includes wheels, a base, a clamping assembly, and a lifting assembly. A plurality of wheels are rotatably connected to the lower sides of the left and right parts of the base. A clamping assembly that can assist in aligning the steel arch support segments is provided on the right part of the base, and a lifting assembly that can lift workers is provided on the left part of the base.

[0007] In a preferred embodiment of the utility model, the clamping assembly includes a first cylinder, a lifting table, a worm, a turbine, a first motor, a rotating member, a second cylinder, and a clamping member. The first cylinder is connected to the upper side of the front right part of the base. The telescopic end of the first cylinder is connected to the lifting table. The first motor is connected to the lifting table. The output shaft of the first motor is connected to the worm. The rotating member is rotatably connected to the upper part of the lifting table. The turbine is connected to the left side of the rotating member. The turbine meshes with the worm. The second cylinders are connected to the left and right sides of the front part of the rotating member respectively. The telescopic ends of the second cylinders are connected to the clamping members respectively.

[0008] In a preferred embodiment of the utility model, the clamping member is of an L-shaped structure.

[0009] In a preferred embodiment of the present utility model, the lifting assembly includes a fixing member, a sliding table, a lifting member, a lead screw, a second motor, a guide rod, a guide rail and a workbench. A fixing member is connected to the upper side of the right part of the base. A sliding table is slidably connected to the fixing member. A lifting member is rotatably connected to the sliding table. The lower rear part of the lifting member is rotatably connected to the fixing member. A second motor is connected to the rear side of the fixing member. A lead screw is connected to the output shaft of the second motor. The lead screw is rotatably connected to the fixing member. The lead screw is threadedly connected to the sliding table. Guide rods are connected to the upper sides of the left and right parts of the fixing member. A workbench is slidably connected between the guide rods. A guide rail is connected to the lower side of the workbench. The upper rear part of the lifting member is rotatably connected to the workbench. The upper front part of the lifting member is slidably connected to the guide rail.

[0010] In a preferred embodiment of the present utility model, a guardrail is provided on the workbench.

[0011] In a preferred embodiment of the present utility model, limit blocks are provided on the upper parts of the guide rods.

[0012] Compared with the prior art, the present utility model has the following advantages: By starting the first motor, the worm rotates. Through the meshing movement of the worm and the turbine, the turbine rotates, and the rotating member rotates, adjusting the steel arch segment to the connection angle, achieving the effect of being able to assist in clamping and aligning the steel arch segment, reducing the labor intensity of workers, improving the installation efficiency of the tunnel steel arch and improving its alignment stability. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a first three-dimensional structure schematic diagram of the present utility model.

[0014] Figure 2 It is a second three-dimensional structure schematic diagram of the present utility model.

[0015] Figure 3 It is a first partial three-dimensional structure sectional view of the present utility model.

[0016] Figure 4 It is a second partial three-dimensional structure schematic diagram of the present utility model.

[0017] Figure 5 It is a third partial three-dimensional structure schematic diagram of the present utility model.

[0018] The marks of each component in the drawings are as follows: 1, wheel; 2, base; 3, first cylinder; 4, lifting table; 41, worm; 42, turbine; 43, first motor; 44, rotating member; 45, second cylinder; 46, clamping member; 5, fixing member; 51, sliding table; 52, lifting member; 53, lead screw; 54, second motor; 55, guide rod; 56, guide rail; 57, workbench. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0019] Although the present utility model may be described with respect to a specific application or industry, those skilled in the art will recognize the broader applicability of the present utility model. Those of ordinary skill in the art will recognize that terms such as "above", "below", "upward", "downward", etc. are used to describe the drawings and do not represent a limitation on the scope of the present utility model defined by the appended claims. Any numerical labels such as "first" or "second" are merely illustrative and are not intended to limit the scope of the present utility model in any way.

[0020] A tunnel steel arch support auxiliary installation device, as Figures 1 - 5 shown, includes wheels 1, a base 2, a clamping assembly, and a lifting assembly. Three wheels 1 are rotatably connected to the lower sides of the left and right parts of the base 2. A clamping assembly is provided on the right part of the base 2, and a lifting assembly is provided on the left part of the base 2.

[0021] As Figures 1 - 3 shown, the clamping assembly includes a first cylinder 3, a lifting table 4, a worm 41, a turbine 42, a first motor 43, a rotating member 44, a second cylinder 45, and a clamping member 46. The first cylinder 3 is connected to the upper side of the front right part of the base 2. The telescopic end of the first cylinder 3 is connected to the lifting table 4. The first motor 43 is connected to the lifting table 4. The output shaft of the first motor 43 is connected to the worm 41. The rotating member 44 is rotatably connected to the upper part of the lifting table 4. The left side of the rotating member 44 is connected to the turbine 42. The turbine 42 meshes with the worm 41. The front left and right sides of the rotating member 44 are both connected to the second cylinder 45. The telescopic ends of the second cylinders 45 are both connected to the clamping member 46. The clamping member 46 is an L-shaped structure, which is convenient for clamping and fixing the steel arch support.

[0022] As Figure 1 、 Figure 2 、 Figure 4 and Figure 5 shown, the lifting assembly includes a fixing member 5, a sliding table 51, a lifting member 52, a lead screw 53, a second motor 54, a guide rod 55, a guide rail 56, and a workbench 57. The fixing member 5 is connected to the upper side of the right part of the base 2. The sliding table 51 is slidably connected to the fixing member 5. The lifting member 52 is rotatably connected to the sliding table 51. The lower rear part of the lifting member 52 is rotatably connected to the fixing member 5. The second motor 54 is connected to the rear side of the fixing member 5. The output shaft of the second motor 54 is connected to the lead screw 53. The lead screw 53 is rotatably connected to the fixing member 5. The lead screw 53 is threadedly connected to the sliding table 51. The guide rods 55 are connected to the upper sides of the left and right parts of the fixing member 5. Limit blocks are provided on the upper parts of the guide rods 55. The workbench 57 is slidably connected between the guide rods 55. The guide rail 56 is connected to the lower side of the workbench 57. A guardrail is provided on the workbench 57 to protect the staff. The upper rear part of the lifting member 52 is rotatably connected to the workbench 57. The upper front part of the lifting member 52 is slidably connected to the guide rail 56.

[0023] When using the present utility model, first start the second cylinder 45 to make the telescopic end of the second cylinder 45 push out, so that the clamping members 46 move away from each other. Then, use the hoisting trolley to lift and move the segment of the tunnel steel arch to be connected to the position between the clamping members 46. Then start the second cylinder 45 again to make the telescopic end of the second cylinder 45 contract, so that the clamping members 46 move closer to each other to clamp and fix the steel arch segment. After that, move the base 2 by pushing it with the wheels 1 to move the base 2 to the connection position of the steel arch segment. Then start the first cylinder 3 to move the lifting platform 4 and move the steel arch segment to the connection height. Then start the first motor 43 to make the worm 41 rotate. Through the meshing movement of the worm 41 and the turbine 42, the turbine 42 rotates, and the rotating member 44 rotates to adjust the steel arch segment to the connection angle, so as to adjust the steel arch segment to the correct alignment position. After the steel arch segment is adjusted, the staff climbs onto the workbench 57, and then start the second motor 54 to make the lead screw 53 rotate, so that the sliding table 51 slides forward, and the lifting member 52 slides on the guide rail 56, so that the lifting member 52 rotates and opens, pushing the workbench 57 to move upward on the guide rod 55 to move the workbench 57 to a height convenient for the staff to operate. Then, the staff connects the segments of the steel arch with bolts, which can assist in clamping and aligning the segments of the steel arch, reduce the labor intensity of the staff, improve the installation efficiency of the tunnel steel arch, and improve its alignment stability. After that, start the second cylinder 45 again to make the clamping members 46 move away from the steel arch, and then start the second motor 54 to reset the workbench 57 for the next connection of the steel arch segment.

[0024] The above embodiments are provided for those skilled in the art to implement or use the present utility model. Those skilled in the art can make various modifications or changes to the above embodiments without departing from the inventive concept of the present utility model. Therefore, the protection scope of the present utility model is not limited by the above embodiments, but should be the maximum scope that conforms to the innovative features mentioned in the claims.

Claims

1. A tunnel steel arch auxiliary installation device, characterized in that: The invention comprises a wheel (1), a base (2), a clamping assembly and a lifting assembly. The lower sides of the left and right parts of the base (2) are both rotatably connected with a plurality of wheels (1). The right part of the base (2) is provided with a clamping assembly capable of assisting in aligning the steel arch frame segments. The left part of the base (2) is provided with a lifting assembly capable of lifting the staff. The clamping assembly comprises a first cylinder (3), a lifting platform (4), a worm (41), a turbine (42), a first motor (43), a rotating part (44), a second cylinder (45) and a clamping part (46). The right part of the base (2) is provided with a clamping assembly capable of assisting in aligning the steel arch frame segments. The left part of the base (2) is provided with a lifting assembly capable of lifting the staff. The upper front side is connected to a first cylinder (3), the telescopic end of the first cylinder (3) is connected to a lifting platform (4), the lifting platform (4) is connected to a first motor (43), the output shaft of the first motor (43) is connected to a worm (41), the upper part of the lifting platform (4) is rotatably connected to a rotating member (44), the left side of the rotating member (44) is connected to a turbine (42), the turbine (42) is meshed with the worm (41), the left and right sides of the front of the rotating member (44) are connected to a second cylinder (45), and the telescopic end of the second cylinder (45) is connected to a clamping member (46).

2. The tunnel steel arch auxiliary installation device according to claim 1 is characterized in that: The clamping member (46) is an L-shaped structure.

3. The tunnel steel arch auxiliary installation device according to claim 2 is characterized in that: The lifting assembly comprises a fixing member (5), a sliding platform (51), a lifting member (52), a screw rod (53), a second motor (54), a guide rod (55), a guide rail (56) and a workbench (57); the fixing member (5) is connected to the upper right side of the base (2); the sliding platform (51) is slidably connected to the fixing member (5); the lifting member (52) is rotatably connected to the sliding platform (51); the rear lower part of the lifting member (52) is rotatably connected to the fixing member (5); and the rear side of the fixing member (5) is connected to the second motor (54). A screw rod (53) is connected to the output shaft of the second motor (54), the screw rod (53) is rotatably connected to the fixed member (5), the screw rod (53) is threadedly connected to the sliding table (51), the upper sides of the left and right parts of the fixed member (5) are connected to guide rods (55), a workbench (57) is slidably connected between the guide rods (55), a guide rail (56) is connected to the lower side of the workbench (57), the upper rear part of the lifting member (52) is rotatably connected to the workbench (57), and the upper front part of the lifting member (52) is slidably connected to the guide rail (56).

4. The tunnel steel arch auxiliary installation device according to claim 3 is characterized in that: The workbench (57) is provided with a guardrail.

5. The tunnel steel arch auxiliary installation device according to claim 4 is characterized in that: The upper part of the guide rod (55) is provided with a limit block.

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