Lateral arch erecting arm and rack

Abstract

The utility model discloses a side arch erecting arm and a rack, and relates to the field of tunnel engineering equipment, the side arch erecting arm comprises a telescopic arm, and the movable end of the telescopic arm is connected with a pitching adjusting seat; a swing arm; the first driving assembly is connected to the swinging arm; the gripper mounting part is hinged to the swing arm, the swing arm is provided with a second driving piece used for driving the gripper mounting part to rotate in a second base plane, and the first base plane is perpendicular to the second base plane; and the gripper assembly is arranged on the gripper mounting part and is used for clamping the arch frame. In the construction process, the to-be-constructed arch frame is clamped through the gripper assembly, the telescopic arm is driven to extend, so that the arch frame extends to the tunnel face, the swing arm is driven to rotate in the first base face through the first driving assembly, and the gripper mounting part is driven to rotate in the second base face through the second driving piece; the gripper assembly can rotate in the first base face and the second base face which are perpendicular to each other, then the purpose of adjusting the angle of the arch frame is achieved, and the adjusting range during arch erecting is effectively widened.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of tunnel engineering equipment, and particularly relates to a side arch erecting arm and a rack. BACKGROUND

[0002] Tunnel excavation construction is a complex but orderly project, including key processes such as excavation, erecting, anchor rod, and shotcreting, which jointly ensure the smooth progress of tunnel construction. After excavation, a steel arch frame needs to be erected. The traditional steel arch frame is heavy, and the installation of the arch frame mainly relies on manual construction. The existing steel arch frame is divided into multiple sections. During the erection process, the multiple sections of the steel arch frame need to be moved to the required position by an arch frame trolley, and then the multiple sections of the steel arch frame are manually butt-jointed together, and then operations such as anchor rod fixing and connection are performed.

[0003] The existing erection process needs a large amount of manpower, and the tunneling machine and the shovel truck need to drive out of the tunnel. After the erection, the arch frame trolley needs to be operated to enter the tunnel for supporting operation, which is labor-intensive and low in operation efficiency. SUMMARY

[0004] In order to facilitate the erection of the arch frame in the tunnel and improve the erection efficiency of the arch frame, the present application provides a side arch erecting arm and a rack.

[0005] In one aspect, the present application provides a side arch erecting arm, which adopts the following technical scheme:

[0006] A side arch erecting arm comprises:

[0007] A telescopic arm, the movable end of the telescopic arm being connected with a pitch adjusting seat;

[0008] A swing arm, one end of the swing arm being hinged to the pitch adjusting seat;

[0009] A first driving assembly connected to the swing arm, for driving the swing arm to rotate in a first base surface;

[0010] A gripper mounting portion hinged to the swing arm, the swing arm being provided with a second driving member for driving the gripper mounting portion to rotate in a second base surface, the first base surface and the second base surface being perpendicular to each other;

[0011] A gripper assembly provided on the gripper mounting portion for clamping the arch frame.

[0012] By adopting the technical scheme, in the construction process, the arch frame to be constructed is clamped by the gripper assembly, the telescopic arm is driven to elongate, so that the arch frame is elongated to the working face, the first driving assembly drives the swing arm to rotate in the first base surface, the second driving member drives the gripper mounting portion to rotate in the second base surface, so that the gripper assembly can rotate in the mutually perpendicular first base surface and second base surface, and the purpose of adjusting the angle of the arch frame is achieved, and the adjustment range during the erection of the arch is effectively increased.

[0013] The side arch erection arm of the present application is installed on the rack, does not need to enter the working face of the equipment, can realize parallel construction, and improves the construction efficiency. The side arch erection arm can conveniently, quickly and flexibly move the arch frames on both sides in the tunnel, and is convenient for the construction personnel to erect the arch frame in the tunnel.

[0014] Optionally, the first driving assembly comprises a first driving source, a hinge shaft, a first connecting rod and a second connecting rod, one end of the first connecting rod is hinged to the swing arm, the other end is hinged to the second connecting rod through the hinge shaft, and one end of the second connecting rod away from the first connecting rod is hinged to the swing arm. The first driving source is used to drive the hinge shaft to deflect.

[0015] By adopting the technical scheme, the hinge shaft is driven to move by the first driving source, the first connecting rod and the second connecting rod are deflected by the hinge shaft, and the purpose of driving the swing arm to rotate is achieved.

[0016] Optionally, the telescopic arm comprises a fixed arm, a first movable arm, a second movable arm, a second driving source and a third driving source, the first movable arm is slidably arranged in the fixed arm, the second movable arm is slidably arranged in the first movable arm, the second driving source is used to drive the first movable arm to slide, and the third driving source is used to drive the second movable arm to slide.

[0017] By adopting the technical scheme, the first movable arm is driven to slide by the second driving source, and the second movable arm is driven to slide by the third driving source, and the purpose of adjusting the length of the entire telescopic arm is achieved.

[0018] Optionally, the mechanical arm further comprises a hanging basket, and the hanging basket is arranged on the swing arm.

[0019] Optionally, the hanging basket is detachably arranged on the side of the swing arm away from the gripper assembly.

[0020] By adopting the technical scheme, the hanging basket is arranged on the side of the swing arm away from the gripper assembly, so as to prevent the interference of the gripper assembly during the installation or maintenance of the hanging basket, and the installation and maintenance are convenient.

[0021] Optionally, the gripper assembly comprises a receiving plate and a gripper, one end of the receiving plate is hinged to the gripper mounting portion, and the gripper is arranged on the receiving plate and used to clamp the arch frame.

[0022] A fourth driving source is arranged between the gripper mounting portion and the receiving plate, and is used to drive the receiving plate to deflect, and the rotating plane of the receiving plate is perpendicular to the rotating plane of the gripper mounting portion.

[0023] Optionally, a guide rail and a sliding trolley are further included, the sliding trolley is arranged on the guide rail and can move along the guide rail, a rotating table is arranged on the sliding trolley, and the telescopic arm is arranged on the rotating table.

[0024] By adopting the above technical scheme, in the construction process, the sliding trolley can slide along the guide rail, and the side arching arm can slide along the guide rail to grab and transport the arch, thereby increasing the activity range of the arm and the arch, and the arch is easier to grab and transport

[0025] Optionally, the telescopic arm is hinged to the rotating table, and a pitch cylinder for driving the telescopic arm to deflect upward and downward is arranged between the rotating table and the telescopic arm.

[0026] By adopting the above technical scheme, the pitch cylinder can drive the entire telescopic arm to deflect upward or downward, thereby increasing the construction range.

[0027] Optionally, the rotating table is rotatably arranged on the sliding trolley, and a deflection cylinder for driving the rotating table to rotate in the horizontal plane is arranged between the sliding trolley and the rotating table.

[0028] By adopting the above technical scheme, the deflection cylinder can drive the entire telescopic arm to deflect left and right, thereby increasing the activity range of the arm and the arch.

[0029] On the other hand, the present application provides a gantry, which adopts the following technical scheme:

[0030] A gantry includes a gantry body and the side arching arm described above, and the side arching arm is arranged on both sides of the gantry body.

[0031] In summary, the present application includes at least one of the following beneficial technical effects:

[0032] 1. In the construction process, the gripper assembly clamps the arch to be constructed, the telescopic arm is driven to elongate, so that the arch is elongated to the working face, the first driving assembly drives the swing arm to rotate in the first base surface, the second driving member drives the gripper mounting portion to rotate in the second base surface, so that the gripper assembly can rotate in the first base surface and the second base surface perpendicular to each other, thereby achieving the purpose of adjusting the angle of the arch, effectively increasing the adjustment range when erecting the arch. Improve the freedom of gripper position adjustment, facilitate operation, thereby meeting the construction requirements in narrow space.

[0033] The side arch arm of the application is installed on the gantry, without the need of equipment to enter and exit the working face, and can realize parallel construction, thereby improving the construction efficiency. The side arch arm can conveniently, quickly and flexibly move the arch frames on both sides in the tunnel, and is convenient for construction personnel to erect the arch frames in the tunnel.

[0034] 2. When the structure of the application is used on the side of the gantry, the area of the gantry and the tunnel wall is narrow and can meet the use requirement. In addition, when the application is used on the conventional wheeled arch frame trolley, when facing the narrow area of the core soil and the tunnel wall, the application can also meet the use requirement.

[0035] 3. The basket is arranged on the side of the swing arm away from the gripper assembly, so as to prevent the gripper assembly from interfering during installation or maintenance of the basket, and the basket is convenient to disassemble, maintain and assemble. BRIEF DESCRIPTION OF DRAWINGS

[0036] Figure 1 is a schematic diagram of the overall structure of the embodiment of the application;

[0037] Figure 2 is a schematic diagram of the partial structure of the embodiment of the application;

[0038] Figure 3 is a schematic diagram of the structure of the gripper assembly and the first driving assembly of the embodiment of the application;

[0039] Figure 4 is a schematic diagram of the installation structure of the basket of the embodiment of the application;

[0040] Figure 5 is a schematic diagram of the construction structure of the embodiment of the application;

[0041] Figure 6 is a schematic diagram of the structure of the gantry body of the embodiment of the application.

[0042] BRIEF DESCRIPTION OF DRAWINGS 1, guide rail; 2, sliding trolley; 21, hydraulic speed reducer; 22, hydraulic station; 23, rotating table; 231, luffing oil cylinder; 24, yawing oil cylinder; 3, telescopic arm; 31, fixed arm; 32, first movable arm; 33, second movable arm; 34, luffing adjusting seat; 35, second driving source; 4, swing arm; 41, second driving member; 42, fixed block; 5, gripper mounting portion; 51, fourth driving source; 6, gripper assembly; 61, receiving plate; 621, clamping oil cylinder; 622, first gripper; 623, second gripper; 81, first driving source; 82, hinged shaft; 83, first connecting rod; 84, second connecting rod; 9, basket; 91, lug plate; 92, bolt; 10, gantry body; 100, core soil. DETAILED DESCRIPTION

[0043] With reference to the drawings of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments of the present application, all other embodiments obtained by a person of ordinary skill in the art without creative effort are within the scope of protection of the present application.

[0044] It should be noted that all the direction indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present application are only used to explain the relative position relationship, movement condition, etc. between components in a certain posture (as shown in the drawings), and if the certain posture changes, the direction indications also change accordingly.

[0045] In the present application, unless otherwise explicitly specified and limited, the terms “connection”, “fixation” and the like should be understood in a broad sense, for example, “fixation” can be fixed connection, or detachable connection, or integral; can be mechanical connection, or electrical connection; can be direct connection, or indirect connection through an intermediate medium; can be internal connection of two elements or interaction relationship between two elements, unless otherwise explicitly limited. For a person of ordinary skill in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0046] In addition, if the present application has a description of “first”, “second” and the like, the description of “first”, “second” and the like is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the indicated technical features or implicitly indicating the number of the indicated technical features. Therefore, the features limited by “first”, “second” can explicitly or implicitly include at least one of the features. In addition, the meaning of “and / or” appearing throughout the text includes three parallel solutions. For example, “A and / or B” includes A solution, or B solution, or A and B solution. In addition, the technical solutions of each embodiment can be combined with each other, but it must be based on the fact that a person of ordinary skill in the art can realize it. When the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, and is not within the scope of protection claimed by the present application.

[0047] The embodiment of the present application discloses a side arching and standing arching arm.

[0048] With reference to Figure 1 and Figure 2 A side arching and standing arching arm includes a guide rail 1, a sliding trolley 2, a telescopic arm 3, a swing arm 4 and a gripper assembly 6. In the present embodiment, the gripper assembly 6 is used to grab the side arch.

[0049] With reference to Figure 1The sliding trolley 2 is slidably arranged on the guide rail 1, and a hydraulic speed reducer 21 is arranged on the sliding trolley 2. The bottom of the sliding trolley 2 is provided with a roller which is in rolling contact with the guide rail 1. The hydraulic speed reducer 21 drives the roller to rotate through a chain, and in turn drives the sliding trolley 2 to move on the guide rail 11. A hydraulic station 22 is further arranged on the sliding trolley 2 to provide hydraulic power for the whole mechanical arm.

[0050] Optionally, referring to Figure 1 A rotating table 23 is rotatably arranged on the sliding trolley 2, and the telescopic arm 3 is hingedly connected to the rotating table 23, so that the telescopic arm 3 can be upwardly or downwardly deflected.

[0051] Referring to Figure 1 and Figure 2 The telescopic arm 3 can be lengthened or shortened. The telescopic arm 3 comprises a fixed arm 31, a first movable arm 32, a second movable arm 33, a second driving source 35 and a third driving source. The first movable arm 32 is slidably arranged in the fixed arm 31. The second movable arm 33 is slidably arranged in the first movable arm 32. The second driving source 35 is configured to drive the first movable arm 32 to slide. The second driving source 35 is a second oil cylinder arranged on the fixed arm 31. The piston rod of the second oil cylinder is hingedly connected to the first movable arm 32. The third driving source is configured to drive the second movable arm 33 to slide. The third driving source is a third oil cylinder (not shown in the figure) arranged in the first movable arm 32. The piston rod of the third oil cylinder is connected to the second movable arm 33.

[0052] Referring to Figure 1 An inclination oil cylinder 231 is arranged between the rotating table 23 and the telescopic arm 3. Specifically, the piston rod of the inclination oil cylinder 231 is hingedly connected to the bottom wall of the fixed arm 31. The inclination oil cylinder 231 can drive the fixed arm 31 to be upwardly or downwardly inclined and deflected.

[0053] Referring to Figure 1 and Figure 2 The movable end of the telescopic arm 3 is connected to an inclination adjusting seat 34. Specifically, the inclination adjusting seat 34 is arranged at the end of the movable arm away from the fixed arm 31. The end of the inclination adjusting seat 34 away from the telescopic rod is hingedly connected to the swing arm 4.

[0054] Optionally, referring to Figure 2 and Figure 3, the cantilevered arm further comprises a first driving assembly connected to the swing arm 4 for driving the swing arm 4 to rotate in a first base plane, in the embodiment, the first base plane is a horizontal plane. The first driving assembly comprises a first driving source 81, a hinged shaft 82, a first connecting rod 83 and a second connecting rod 84. One end of the first connecting rod 83 is hinged to the swing arm 4, and the other end is hinged to the second connecting rod 84 through the hinged shaft 82, the hinged shaft 82 is vertically arranged and perpendicular to the telescopic rod. The end of the second connecting rod 84 away from the first connecting rod 83 is hinged to the swing arm 4, and the first driving source 81 is used for driving the hinged shaft 82 to deflect. In the embodiment, the first driving source 81 is a first oil cylinder, the piston rod of the first oil cylinder is hinged to the hinged shaft 82, and in other embodiments, the first driving source 81 can also be a first air cylinder. The first driving source 81 drives the hinged shaft 82 to move, and the hinged shaft 82 drives the first connecting rod 83 and the second connecting rod 84 to deflect, thereby achieving the purpose of driving the swing arm 4 to rotate.

[0055] With reference to Figure 2 and Figure 3 , the end of the swing arm 4 away from the telescopic arm 3 is hinged to a gripper mounting portion 5, and the swing arm 4 is provided with a second driving member 41 for driving the gripper mounting portion 5 to rotate in a second base plane, the first base plane and the second base plane are perpendicular to each other, that is, the second base plane is a vertical plane. The second driving member 41 is a second hydraulic cylinder hinged to the swing arm 4, and the piston rod of the second hydraulic cylinder is hinged to the gripper mounting portion 5.

[0056] Optionally, with reference to Figure 2 and Figure 3 , a gripper assembly 6 is arranged on the gripper mounting portion 5 for clamping the arch, the gripper assembly 6 comprises a receiving plate 61 and a gripper. One end of the receiving plate 61 is hinged to the gripper mounting portion 5, and the gripper is arranged on the receiving plate 61 for clamping the arch. A fourth driving source 51 is arranged between the gripper mounting portion 5 and the receiving plate 61, the fourth driving source 51 is used for driving the receiving plate 61 to deflect, and the rotation plane of the receiving plate 61 is perpendicular to the rotation plane of the gripper mounting portion 5. The fourth driving source 51 is a third oil cylinder hinged to the gripper mounting portion 5, and the piston rod of the fourth driving source 51 is hinged to the bottom wall of the receiving plate 61.

[0057] Among them, with reference to Figure 2 and Figure 3 , the gripper comprises a clamping oil cylinder 621, a first gripper 622 and a second gripper 623, the first gripper 622 is fixedly arranged on one side of the receiving plate 61, the second gripper 623 is hinged to the other side of the receiving plate 61, and the clamping oil cylinder 621 is arranged on the receiving plate 61. The piston rod of the clamping oil cylinder 621 is hinged to one end of the second gripper 623, and the clamping oil cylinder 621 can drive the second gripper 623 to open or clamp.

[0058] Optionally, with reference to Figure 2 and Figure 4The arching arm further comprises a hanging basket 9 arranged on the swing arm 4. The hanging basket 9 is detachably arranged on one side of the swing arm 4 away from the gripper assembly 6 through a bolt 92. Specifically, the side wall of the swing arm 4 is fixedly provided with a fixed block 42, two fixed blocks 42 are arranged at intervals, the side wall of the hanging basket 9 is fixedly provided with an ear plate 91, the fixed block 42 is provided with a slot for inserting the ear plate 91, the fixed block 42 and the ear plate 91 are provided with a through hole, the ear plate 91 is inserted into the slot, the bolt 92 is inserted into the through hole, the bolt 92 penetrates through the fixed block 42 and the ear plate 91, and the installation and fixation of the hanging basket 9 are realized. The hanging basket 9 is arranged on one side of the swing arm 4 away from the gripper assembly 6, so that the gripper assembly 6 does not interfere with the installation or maintenance of the hanging basket 9, and the hanging basket 9 is convenient to disassemble and maintain.

[0059] The side arching and arching arm of the application is installed on a rack, does not need to enter and exit the working face of the equipment, can realize parallel construction, and improves the construction efficiency. The side arching and arching arm can conveniently, quickly and flexibly move the arch frames on both sides in the tunnel, and is convenient for construction personnel to erect the arch frames in the tunnel. The hanging basket 9 and the angle adjusting telescopic arm 3 are integrated on the same arm frame, which can conveniently enable the construction personnel to observe the position of the arch frame, and avoid the situation that the mechanical hand for grabbing the arch frame and the hanging basket 9 are separated in the prior art, and the arch frame needs to be moved to the position, and then the hanging basket 9 is moved to observe whether the arch frame is in position. Meanwhile, due to the existence of the sliding trolley 2 and the guide rail 1, the side arching and arching arm can slide to grab and transport the arch frame, increases the activity range of the arm frame and the arch frame, and the arch frame is more easily grabbed and transported.

[0060] Referring to Figure 5 It should be noted that the tunnel rock stratum of the stand is preliminarily divided into six levels of I to VI according to the hardness of the surrounding rock and the integrity of the rock mass. In poor rock stratum, the reserved core soil construction method is adopted. In this case, a large amount of rock stratum is stored in the central part of the tunnel, and the equipment needs to be small and flexible to operate to achieve the purpose of successfully completing the stand support. The multifunctional mechanical arm of the application can be used not only on the rack type equipment, but also on a general wheeled arch frame trolley. When used on the wheeled arch frame trolley, the multifunctional mechanical arm can meet the operation requirements in the narrow area formed between the core soil 100 and the tunnel wall.

[0061] The embodiment of the application further discloses a rack.

[0062] Referring to Figure 6 A rack comprises a rack body 10 and the side arching and arching arm described above, and the side arching and arching arm is arranged on both sides of the rack body 10.

[0063] The above are preferred embodiments of the application, and are not intended to limit the protection scope of the application, so that: any equivalent changes made according to the structure, shape, principle of the application should be covered within the protection scope of the application.

Claims

1. A side-hinged arch arm characterized by, The utility model relates to a kind of arching arm, including: Telescopic arm (3), the movable end of the telescopic arm (3) is connected with pitch adjusting seat (34); Swing arm (4), one end of the swing arm (4) is hinged to the pitch adjusting seat (34); First drive assembly, connected to the swing arm (4), for driving the swing arm (4) rotates in the first base surface; Gripper mounting portion (5), hinged to the swing arm (4), the swing arm (4) is provided with second drive (41) for driving the gripper mounting portion (5) rotates in the second base surface, the first base surface and the second base surface are perpendicular to each other; Gripper assembly (6), provided on the gripper mounting portion (5) for clamping arch.

2. A side-hinged door leaf according to claim 1, characterized in that The first drive assembly includes first drive source (81), hinged shaft (82), first connecting rod (83) and second connecting rod (84), one end of the first connecting rod (83) is hinged to the swing arm (4), the other end is hinged to the second connecting rod (84) through the hinged shaft (82), the end away from the first connecting rod (83) of the second connecting rod (84) is hinged to the swing arm (4), and the first drive source (81) is used to drive the hinged shaft (82) deflection.

3. A side-hinged door leaf according to claim 1, characterized in that The telescopic arm (3) includes fixed arm (31), first movable arm (32), second movable arm (33), second drive source (35) and third drive source, the first movable arm (32) is slidably arranged in the fixed arm (31), the second movable arm (33) is slidably arranged in the first movable arm (32), the second drive source (35) is used to drive the first movable arm (32) to slide, and the third drive source is used to drive the second movable arm (33) to slide.

4. A side-hinged door leaf according to claim 1, characterized in that The arching arm further includes a basket (9), and the basket (9) is arranged on the swing arm (4).

5. A side-hinged door leaf according to claim 4, characterized in that The basket (9) is detachably arranged on the side of the swing arm (4) away from the gripper assembly (6).

6. A side-hinged door leaf according to claim 1, characterized in that The gripper assembly (6) includes a receiving plate (61) and a gripper, one end of the receiving plate (61) is hinged to the gripper mounting portion (5), and the gripper is arranged on the receiving plate (61) to clamp the arch. A fourth drive source (51) is arranged between the gripper mounting portion (5) and the receiving plate (61), the fourth drive source (51) is used to drive the receiving plate (61) to deflect, and the rotation plane of the receiving plate (61) is perpendicular to the rotation plane of the gripper mounting portion (5).

7. A side-hinged door leaf according to claim 1, characterized in that Further comprising a guide rail (1) and a sliding trolley (2), the sliding trolley (2) is arranged on the guide rail (1) and can move along the guide rail (1), a rotating table (23) is arranged on the sliding trolley (2), and the telescopic arm (3) is arranged on the rotating table (23).

8. A side-hinged door leaf according to claim 7, characterized in that The telescopic arm (3) is hinged to the rotating table (23), and a pitch cylinder (231) for driving the telescopic arm (3) to deflect up and down is arranged between the rotating table (23) and the telescopic arm (3).

9. A side-hinged door leaf according to claim 8, characterized in that The rotating table (23) is rotatably arranged on the sliding trolley (2), and a deflection oil cylinder (24) for driving the rotating table (23) to rotate in a horizontal plane is arranged between the sliding trolley (2) and the rotating table (23).

10. A gantry characterized by, The gantry body (10) and the side arch and the vertical arch arm according to any one of claims 1-9 are arranged on both sides of the gantry body (10).

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