Material hoisting device for TBM (Tunnel Boring Machine)

Abstract

The utility model relates to a material hoisting device for a TBM (Tunnel Boring Machine), which belongs to the technical field of tunnel construction equipment and mainly comprises a sliding rail, a sliding seat, a rotary table, a supporting column, a cargo boom, a hydraulic oil cylinder, a hoisting hook and a winch, the sliding rail is installed on the shield tunneling machine, the sliding base is installed on the sliding rail in a sliding mode, the rotary table is installed on the top of the sliding base, the supporting column is installed on the top of the rotary table and hinged to the cargo boom, the hydraulic oil cylinder is installed between the supporting column and the cargo boom in a hinged mode, and the winch is installed at the bottom of the cargo boom. The tail end of the cargo boom is provided with a pulley, and the tail end of the steel rope bypasses the pulley and is connected with the hoisting hook; by adjusting the rotary table and the cargo boom, required materials can be transported to a specified section, and can be quickly unloaded to the section in a limited space, so that manpower and material resources are saved, and the efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of tunnel construction equipment, and in particular relates to a material hoisting device for TBM. Background Art

[0002] During TBM construction, geological conditions often cause the TBM to pass through geologically complex areas, such as fractured zones and soft soils, during tunnel excavation. When the TBM reaches these areas, it needs to excavate and reinforce each section to ensure construction safety. Therefore, when reinforcing these sections, materials, such as rebar and steel arches, need to be transported to the tunnel reinforcement area in a timely manner. These reinforcement materials are often heavy, and existing transport devices mostly use flatbed trucks. After transporting them to the designated area, manpower and hoists are still required to move the materials, which is time-consuming, labor-intensive, and unsafe. Furthermore, it is inconvenient to operate and construct in the limited space of the tunnel. Utility Model Content

[0003] In order to overcome the problems in the background art of inconvenient transportation of materials such as steel bars and steel arches, and the waste of a large amount of manpower and material resources, the utility model provides a material lifting device for TBM.

[0004] To achieve the above-mentioned purpose, the utility model is implemented through the following technical solutions: a material lifting device for TBM, mainly including a slide rail, a slide seat, a turntable, a support column, a crane arm, a hydraulic cylinder, a lifting hook, and a winch; the slide rail is installed on the trailer of the shield machine, the slide seat can be slidably installed on the slide rail, the turntable is installed on the top of the slide seat, the support column is installed on the top of the turntable, the support column is hinged to the crane arm, the hydraulic cylinder is hingedly installed between the support column and the crane arm, the winch is installed at the bottom of the crane arm, the pulley is installed at the end of the crane arm, and the end of the steel rope passes around the pulley and is connected to the lifting hook.

[0005] Furthermore, the slide rail is concave in shape, with slide grooves on both sides of the slide rail, a rack installed inside the slide rail, support wheels installed on both sides of the slide seat, the slide seat can be slidably limited in the slide groove through the support wheels, and a drive motor is installed on the slide seat, and the drive motor is connected to the rack through a gear transmission.

[0006] Furthermore, the lifting arm is a telescopic arm.

[0007] Furthermore, the lifting arm includes a fixed sleeve, a first telescopic sleeve, a second telescopic sleeve, a first hydraulic cylinder, and a second hydraulic cylinder. The first telescopic sleeve can be telescopically inserted into the fixed sleeve, and the second telescopic sleeve can be telescopically inserted into the first telescopic sleeve. The first hydraulic cylinder is installed on the fixed sleeve, and the end of the first hydraulic cylinder is hinged to the first telescopic sleeve. The second hydraulic cylinder is installed on the first telescopic sleeve, and the end of the second hydraulic cylinder is hinged to the second telescopic sleeve.

[0008] Furthermore, the turntable includes a fixed plate, a rotating plate, a gear plate, and a motor. The fixed plate is installed on the slide, the rotating plate is installed on the fixed plate through a bearing, the gear plate is fixedly installed on the fixed plate, and the motor is installed on the rotating plate. The motor is driven by meshing with the gear plate through gears.

[0009] Furthermore, the hoist includes a hydraulic motor and a hoisting drum; the hoisting drum is installed at the bottom of the boom through a bearing, the hydraulic motor is installed on the boom, and the hydraulic motor is connected to the hoisting drum through transmission.

[0010] The beneficial effects of the present invention are as follows: in the present invention, construction materials can be transported by means of slide rails and slide seats, and the lifting hook can be swung to the target position by means of the turntable and the lifting arm, so as to facilitate the lifting and lowering of construction materials and increase the working flexibility of the equipment; and materials can be quickly unloaded to the section within a limited space, which not only saves manpower and material resources, but is also quick and convenient, and saves construction time. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a three-dimensional schematic diagram of the utility model;

[0012] Figure 2 This is a schematic diagram of the main axle structure of the utility model;

[0013] Figure 3 This is a schematic structural diagram of the lifting arm in the present utility model;

[0014] In the figure: 1. Slide rail; 2. Slide seat; 3. Turntable; 301. Fixed plate; 302 Turntable; 303 Gear plate; 304. Motor; 4. Support column; 5. Lifting arm; 501. Fixed sleeve; 502. First telescopic sleeve; 503. Second telescopic sleeve; 504. First hydraulic cylinder; 505. Second hydraulic cylinder; 6. Hydraulic cylinder; 7. Lifting hook; 8. Winch; 801. Hydraulic motor; 9. Slide; 10. Rack; 11. Support wheel; 12. Drive motor. DETAILED DESCRIPTION

[0015] In order to make the purpose, technical solutions and beneficial effects of the present invention clearer, the preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings to facilitate understanding by technicians.

[0016] The utility model discloses a material lifting device for TBM, which mainly includes a slide rail 1, a slide seat 2, a turntable 3, a support column 4, a crane arm 5, a hydraulic cylinder 6, a lifting hook 7, and a winch 8; the slide rail 1 is installed on the trailer of the shield machine, the slide seat 2 can be slidably installed on the slide rail 1, the turntable 3 is installed on the top of the slide seat 2, the support column 4 is installed on the top of the turntable 3, the support column 4 is hinged to the crane arm 5, the hydraulic cylinder 6 is hingedly installed between the support column 4 and the crane arm 5, the winch 8 is installed at the bottom of the crane arm 5, a pulley is installed at the end of the crane arm 5, and the end of the steel rope passes around the pulley and is connected to the lifting hook 7; the utility model can quickly lift construction materials to a designated area in a limited space, which can not only save manpower and material resources, but also improve work efficiency and save construction time.

[0017] The slide rail 1 is concave in shape, with slide grooves 9 on both sides of the slide rail 1, a rack 10 installed inside the slide rail 1, and support wheels 11 installed on both sides of the slide seat 2. The slide seat 2 can be slidably limited and installed in the slide groove 9 through the support wheels 11. A drive motor 12 is installed on the slide seat 2, and the drive motor 12 is connected to the rack 10 through a gear; the drive motor 12 drives the gear to rotate, and the gear is engaged with the rack 10 to make the slide seat 2 slide on the slide rail 1, and the support wheel 11 ensures that the slide seat 2 will not flip or deviate during sliding, thereby ensuring the stability of the work.

[0018] The lifting arm 5 is a telescopic arm; the telescopic arm can expand the working range, thereby reducing the number of movements of the lifting device and improving work efficiency.

[0019] The lifting arm 5 includes a fixed sleeve 501, a first telescopic sleeve 502, a second telescopic sleeve 503, a first hydraulic cylinder 504, and a second hydraulic cylinder 505. The first telescopic sleeve 502 can be telescopically inserted in the fixed sleeve 501, and the second telescopic sleeve 503 can be telescopically inserted in the first telescopic sleeve 502. The first hydraulic cylinder 504 is installed on the fixed sleeve 501, and the end of the first hydraulic cylinder 504 is hinged to the first telescopic sleeve 502. The second hydraulic cylinder 505 is installed on the first telescopic sleeve 502, and the end of the second hydraulic cylinder 505 is hinged to the second telescopic sleeve 503. The design of the multi-stage telescopic sleeve enables the lifting arm 5 to adjust the arm length according to the specific working scene, and can flexibly respond to both narrow spaces and open venues, thereby improving work efficiency.

[0020] The turntable 3 includes a fixed plate 301, a rotating plate 302, a gear plate 303, and a motor 304. The fixed plate 301 is installed on the slide 2, the rotating plate 302 is installed on the fixed plate 301 through a bearing, the gear plate 303 is fixedly installed on the fixed plate 301, and the motor 304 is installed on the rotating plate 302. The motor 304 is driven by the gear engagement with the gear plate 303; driving the turntable 3 to rotate can realize the rotation of the crane arm 5 at any angle, thereby realizing multi-angle and multi-directional lifting.

[0021] The winch 8 includes a hydraulic motor 801 and a winch drum; the winch drum is installed at the bottom of the boom 5 through a bearing, the hydraulic motor 801 is installed on the boom 5, and the hydraulic motor 801 is connected to the winch drum through a transmission connection; the winch drum is driven to rotate by the hydraulic motor 801, thereby winding or releasing the steel rope, thereby realizing the lifting and lowering of the heavy object lifted by the lifting hook 7.

[0022] Working process: The gear is driven to rotate by the driving motor 12, and the gear is engaged with the rack 10 to make the slide 2 slide on the slide rail 1 to the designated area for transporting construction materials, and then the lifting hook 7 is moved to the appropriate position above the construction materials to be transported by adjusting the turntable 3 and the lifting arm 5, and then the hydraulic motor 801 drives the hoisting drum to rotate, thereby winding or releasing the steel rope to control the lifting hook 7 to lift the construction materials, and then the turntable 3 and the slide 2 are adjusted to move the lifted construction materials to the designated area to complete the transportation and unloading; the utility model can quickly lift construction materials to the designated area within a limited space, which not only saves manpower and material resources, but also improves work efficiency and saves construction time.

[0023] Finally, it should be noted that the above preferred embodiments are only used to illustrate the technical solutions of the present invention and are not limiting. Although the present invention has been described in detail through the above preferred embodiments, those skilled in the art should understand that various changes can be made in form and details without departing from the scope defined by the claims of the present invention.

Claims

1. A material lifting device for a TBM, characterized by: The material lifting device for TBM comprises a slide rail (1), a slide seat (2), a turntable (3), a support column (4), a lifting arm (5), a hydraulic cylinder (6), a lifting hook (7), and a winch (8); the slide rail (1) is installed on the trailer of the shield machine, the slide seat (2) can be slidably installed on the slide rail (1), the turntable (3) is installed on the top of the slide seat (2), the support column (4) is installed on the top of the turntable (3), the support column (4) and the lifting arm (5) are hinged, the hydraulic cylinder (6) is hingedly installed between the support column (4) and the lifting arm (5), the winch (8) is installed at the bottom of the lifting arm (5), a pulley is installed at the end of the lifting arm (5), and the end of the steel rope passes around the pulley and is connected to the lifting hook (7).

2. A material lifting device for TBM according to claim 1, characterized in that: The slide rail (1) is in a concave shape, and slide grooves (9) are provided on both sides of the slide rail (1). A rack (10) is installed inside the slide rail (1), and support wheels (11) are installed on both sides of the slide seat (2). The slide seat (2) can be slidably limited in the slide groove (9) through the support wheels (11). A drive motor (12) is installed on the slide seat (2), and the drive motor (12) is connected to the rack (10) through a gear.

3. The material lifting device for TBM according to claim 1, characterized in that: The lifting arm (5) is a telescopic arm.

4. A material lifting device for TBM according to claim 1 or 3, characterized in that: The lifting arm (5) includes a fixed sleeve (501), a first telescopic sleeve (502), a second telescopic sleeve (503), a first hydraulic cylinder (504), and a second hydraulic cylinder (505); the first telescopic sleeve (502) is telescopically inserted into the fixed sleeve (501), the second telescopic sleeve (503) is telescopically inserted into the first telescopic sleeve (502), the first hydraulic cylinder (504) is mounted on the fixed sleeve (501), the end of the first hydraulic cylinder (504) is hinged to the first telescopic sleeve (502), the second hydraulic cylinder (505) is mounted on the first telescopic sleeve (502), and the end of the second hydraulic cylinder (505) is hinged to the second telescopic sleeve (503).

5. The material lifting device for TBM according to claim 1, characterized in that: The turntable (3) comprises a fixed plate (301), a rotating plate (302), a gear plate (303), and a motor (304). The fixed plate (301) is mounted on the slide (2). The rotating plate (302) is mounted on the fixed plate (301) via a bearing. The gear plate (303) is fixedly mounted on the fixed plate (301). The motor (304) is mounted on the rotating plate (302). The motor (304) is driven by meshing with the gear plate (303) via a gear.

6. A material lifting device for TBM according to claim 1, characterized in that: The hoist (8) includes a hydraulic motor (801) and a hoist drum; the hoist drum is mounted on the bottom of the boom (5) via a bearing, the hydraulic motor (801) is mounted on the boom (5), and the hydraulic motor (801) is connected to the hoist drum via a transmission mechanism.

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