CN215888379U

CN215888379U - Multi-azimuth excavator rapid construction big and small arm for soft rock tunnel

Info

Publication number: CN215888379U
Application number: CN202121864884.7U
Authority: CN
Inventors: 方叶廷; 吕明耀; 牟元忠; 李宇
Original assignee: Fifth Engineering Co Ltd of China Railway 17th Bureau Group Co Ltd
Current assignee: Fifth Engineering Co Ltd of China Railway 17th Bureau Group Co Ltd
Priority date: 2021-08-11
Filing date: 2021-08-11
Publication date: 2022-02-22
Anticipated expiration: 2031-08-11

Abstract

The utility model discloses a multi-azimuth excavator for a soft rock tunnel to quickly construct a big arm and a small arm, which relates to the technical field of tunnel and underground engineering construction and comprises an excavator and a rotary table used for rotating, wherein the bottom of the excavator is fixedly connected with a motor, the end part of an output shaft of the motor is fixedly provided with a rotating shaft, the top of the rotating shaft penetrates through one end of the excavator and is fixedly connected with the bottom of the rotary table, the top of the excavator is provided with a movable groove, and one side of the movable groove is provided with an adjusting groove. According to the utility model, the motor is connected with the rotating shaft to drive the turntable to rotate at the top of the excavator, the turntable can rotate 45 degrees left and right, the angle of the turntable in the movable groove is adjusted, an adjusting groove is formed in one side of the front end of the excavator, one side of the turntable is positioned in the adjusting groove, two positioning plates are arranged on one side of the turntable, the angle of the first movable arm can be adjusted through a hydraulic rod, so that a bucket and other accessories at the front end of the excavator have one more degree of freedom, and the excavator is better suitable for excavating clearance sections of various tunnels.

Description

Multi-azimuth excavator rapid construction big and small arm for soft rock tunnel

Technical Field

The utility model relates to the technical field of tunnel and underground engineering construction, in particular to a multi-azimuth excavator rapid construction big and small arm for a soft rock tunnel.

Background

The working environment of tunnel construction is severe, the rotatable space of work is limited, the standard arm of the excavator has small application, rotation cannot be performed, a small excavator type is required to be used for work, and the working efficiency of the small excavator is low.

In chinese utility model patent application no: CN202021481201.5 discloses a lengthened arm and excavator, including the lengthened arm body that one end is connected with the excavator linking arm, the other end is connected with the excavator shovel, set up the first connector in the one end position department that the lengthened arm body is connected with the linking arm, set up the second connector in the one end position department that the lengthened arm body is connected with the shovel, the regulation strip that the activity set up respectively in first connector, second connector department, and set up on the lengthened arm body, be used for adjusting the connecting portion of regulation strip in first connector, second connector department position, wherein, the linking arm rotates through the ring seat with the shovel and is connected on the strip body of regulation strip. This extension arm and excavator, when being under construction tunnel and underground works, the comparatively abominable space of environment is limited, and the long arm is difficult for the execution to expand, leads to excavating inefficiency, and excavator movable arm can not rotate certain angle in constrictive low space, and is not nimble inefficiency inadequately when the tunnel section uses, need use the quartering hammer sometimes when excavating in the tunnel, is not convenient for dismantle the change fast to the scraper bowl.

Therefore, it is necessary to provide a multi-directional excavator for a soft rock tunnel to rapidly construct a large arm and a small arm to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: the utility model provides a lengthened arm and an excavator, aiming at solving the problems that when the lengthened arm and the excavator are used for constructing tunnels and underground projects, the environment is severe, the space is limited, the lengthened arm is not easy to expand, the excavating efficiency is low, a movable arm of the excavator cannot rotate for a certain angle in a narrow low space, the excavator is not flexible enough and has low efficiency when being used at a section of the tunnel, a breaking hammer is sometimes needed when the excavator is used for excavating in the tunnel, and the bucket is not convenient to disassemble and replace quickly.

The utility model specifically adopts the following technical scheme for realizing the purpose:

the utility model provides a soft rock tunnel is with big forearm of diversified excavator quick construction, includes the excavator and is used for the pivoted carousel, the bottom fixedly connected with motor of excavator, the output shaft tip fixed mounting of motor has the pivot, the bottom fixed connection of the one end of excavator and carousel is run through at the top of pivot, movable groove has been seted up at the top of excavator, the adjustment tank has been seted up to one side in activity groove, the top of carousel is rotated and is connected with first swing arm, a side symmetry fixedly connected with locating plate of carousel, the top of locating plate is rotated and is connected with the hydraulic stem, the top of hydraulic stem and one side rotation of first swing arm are connected.

Furthermore, one end of the first movable arm is fixedly connected with a hinge, and one end of the hinge is rotatably connected with a second movable arm.

Further, one side of the top of the first movable arm is fixedly connected with a press machine, and one end of the press machine is fixedly connected with a first bucket rod.

Furthermore, a positioning groove is formed in the top of the second movable arm, and a disassembling plate is attached to the inside of the positioning groove.

Furthermore, the one end of dismantling the board rotates and is connected with the scraper bowl, the laminating of the top of second swing arm is installed the second dipper.

Furthermore, one end of the second bucket rod is rotatably connected with one end of the bucket, and two sides of one end of the second bucket rod are symmetrically and movably connected with screw rods.

Further, the bottom end of the screw rod penetrates through the second bucket rod and the second movable arm in sequence, and a threaded hole matched with the screw rod is formed in one side, close to the second bucket rod, of the second movable arm.

Furthermore, the two sides of the second movable arm are symmetrically provided with accommodating grooves, and springs are fixedly connected inside the accommodating grooves.

Furthermore, spring one end fixedly connected with cardboard, one side fixedly connected with installation pole of cardboard.

Further, the one end of installation pole runs through in proper order and accomodates groove and dismantlement board, the cardboard is kept away from the one end of spring and is seted up the connecting hole.

The utility model has the following beneficial effects:

1. according to the utility model, the motor is connected with the rotating shaft to drive the turntable to rotate at the top of the excavator, the turntable can rotate 45 degrees left and right, the angle of the turntable in the movable groove is adjusted, an adjusting groove is formed in one side of the front end of the excavator, one side of the turntable is positioned in the adjusting groove, two positioning plates are arranged on one side of the turntable, the angle of the first movable arm can be adjusted through a hydraulic rod, so that a bucket and other accessories at the front end of the excavator have one more degree of freedom, and the excavator is better suitable for excavating clearance sections of various tunnels.

2. According to the utility model, one ends of a first movable arm and a second movable arm are connected through a hinge, a press and a first bucket rod are arranged at the top of the first movable arm, the angle between the second movable arm and the first movable arm is adjusted, iron sand concrete is poured into the large and small arms by shortening the length and increasing the width of the first movable arm and the second movable arm, so that the large and small arms become firm and solid, the internal fillers and the length of the arms are changed, meanwhile, the working pressure of the press and the working pressure of an oil cylinder of the first bucket rod are increased, so that the excavating force can be increased in multiples, and a positioning groove is formed in one side of the second movable arm, so that a disassembly plate moves in the positioning groove and is fixed.

3. According to the utility model, one end of the second bucket rod is arranged on the upper surface of the second movable arm through two screw rods, the mounting rod and the clamping plate are linked through the spring to be positioned in the accommodating groove, the enlarged bucket is arranged at one end of the dismounting plate, the excavating range can be increased without moving the position of the excavator in a limited space, one end of the dismounting plate is fixed by penetrating through one end of the mounting rod, the mounting rod is pulled outwards through the mechanical pulling connecting hole, the dismounting plate is conveniently taken out and replaced by the dismounting plate with the high-frequency breaking hammer connected to the end part, flexible operation and construction can be realized in a narrow space of a tunnel, quick dismounting and switching among configured accessories can be realized, and the tunnel excavating efficiency is improved.

Drawings

FIG. 1 is a perspective view of the structure of the present invention;

FIG. 2 is a schematic perspective cross-sectional view of the structure of the present invention;

FIG. 3 is a schematic perspective, partially cross-sectional view of the structure of the present invention;

FIG. 4 is an enlarged view of the structure of the area A in FIG. 3 according to the present invention.

Reference numerals: 1. an excavator; 2. a turntable; 3. a motor; 4. a rotating shaft; 5. a movable groove; 6. an adjustment groove; 7. a first movable arm; 8. positioning a plate; 9. a hydraulic lever; 10. a hinge; 11. a press machine; 12. a first dipper; 13. a second movable arm; 14. disassembling the plate; 15. positioning a groove; 16. a second dipper; 17. a bucket; 18. a screw; 19. a receiving groove; 20. a spring; 21. mounting a rod; 22. clamping a plate; 23. and connecting the holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-3, a flexible rock tunnel is with diversified excavator big forearm of being under construction fast, including excavator 1 and be used for pivoted carousel 2, excavator 1's bottom fixedly connected with motor 3, motor 3's output shaft tip fixed mounting has pivot 4, the top of pivot 4 runs through excavator 1's one end and the bottom fixed connection of carousel 2, movable groove 5 has been seted up at excavator 1's top, adjustment tank 6 has been seted up to one side of movable groove 5, the top of carousel 2 rotates and is connected with first swing arm 7, one side symmetry fixedly connected with locating plate 8 of carousel 2, the top of locating plate 8 rotates and is connected with hydraulic stem 9, the top of hydraulic stem 9 rotates and is connected with one side of first swing arm 7.

In this embodiment, through the connection of motor 3 and pivot 4, drive carousel 2 and rotate at the top of excavator 1, can control the rotation 45, adjust the angle of carousel 2 in the movable groove 5, adjustment tank 6 has been seted up to excavator 1's front end one side, one side of carousel 2 is located adjustment tank 6, two locating plates 8 are installed in one side of carousel 2, the angle of first swing arm 7 can be adjusted through hydraulic stem 9, make the scraper bowl 17 and the other accessory of its front end one more degree of freedom, the various tunnel headroom of better adaptation excavates.

Example 2

Referring to fig. 1 to 4, the present embodiment is further optimized based on embodiment 1, specifically, a hinge 10 is fixedly connected to one end of the first boom 7, a second boom 13 is rotatably connected to one end of the hinge 10, two ends of the hinge 10 are fixed to one end of the first boom 7, and one end of the second boom 13 is rotatably mounted to one end of the hinge 10, so that the second boom 13 rotates around one end of the first boom 7.

Specifically, one side of the top of the first movable arm 7 is fixedly connected with a press machine 11, one end of the press machine 11 is fixedly connected with a first bucket rod 12, and one end of the first bucket rod 12, far away from the press machine 11, and one side of the detaching plate 14 are rotatably mounted, so that the detaching and maintaining are convenient.

Specifically, a positioning groove 15 is formed in the top of the second movable arm 13, a detaching plate 14 is attached to the inside of the positioning groove 15, the inside of the positioning groove 15 is matched with the detaching plate 14, and the detaching plate 14 can slide in the positioning groove 15 conveniently.

In this embodiment, one end of a first movable arm 7 and one end of a second movable arm 13 are connected through a hinge 10, a press 11 and a first bucket rod 12 are arranged on the top of the first movable arm 7, an angle between the second movable arm 13 and the first movable arm 7 is adjusted, iron sand concrete is poured inside the large and small arms by shortening the lengths of the first movable arm 7 and the second movable arm 13 and increasing the width of the first movable arm and the second movable arm, so that the large and small arms become firm and solid, the internal fillers and the lengths of the arms are changed, the working pressure of the cylinders of the press 11 and the first bucket rod 12 is increased at the same time, so that the excavating force can be increased in multiples, and a positioning groove 15 is formed in one side of the second movable arm 13, so that a detaching plate 14 moves and is fixed in the positioning groove 15.

Example 3

Referring to fig. 1-4, the present embodiment is optimized based on the

embodiment

1 or 2, specifically, one end of the detaching plate 14 is rotatably connected with a bucket 17, a second arm 16 is attached to the top of the second boom 13, and one end of the bucket 17 is co-located at one end of the second boom 13 through the detaching plate 14 and the second arm 16, so as to facilitate the extension and contraction of the second arm 16 to adjust the orientation of the bucket 17, and facilitate the excavation of the tunnel section.

Specifically, one end of the second bucket rod 16 is rotatably connected with one end of the bucket 17, two sides of one end of the second bucket rod 16 are symmetrically and movably connected with screw rods 18, the bottom end of each screw rod 18 sequentially penetrates through the second bucket rod 16 and the second movable arm 13, and one side, close to the second bucket rod 16, of the second movable arm 13 is provided with a threaded hole matched with the screw rods 18.

Specifically, the accommodating groove 19 is symmetrically formed in two sides of the second movable arm 13, the spring 20 is fixedly connected to the inside of the accommodating groove 19, the clamping plate 22 is fixedly connected to one end of the spring 20, the mounting rod 21 is fixedly connected to one side of the clamping plate 22, the width of the clamping plate 22 is larger than that of the accommodating groove 19, and the mounting rod 21 is located on the inner side of the spring 20.

Specifically, the one end of installation pole 21 runs through in proper order and accomodates groove 19 and stripper plate 14, and the cardboard 22 is kept away from the one end of spring 20 and has been seted up connecting hole 23, and the draw-in groove with installation pole 21 looks adaptation is seted up to one side of stripper plate 14, and spring 20 draws the draw-in groove laminating of one side of installation pole 21 and stripper plate 14 to be connected, through the connection compactness of excavation in-process.

In this embodiment, install the upper surface at second swing arm 13 with the one end of second dipper 16 through two screw rods 18, through spring 20 linkage installation pole 21 and cardboard 22 location in accomodating the groove 19, increase scraper bowl 17 in the one end installation of stripper plate 14, excavator 1 does not need the shift position just can increase the scope of excavating in limited space, the one end of stripper plate 14 is run through installation pole 21, fixed to the one end of stripper plate 14, drag connecting hole 23 through the machinery and pull out installation pole 21 to the outside, be convenient for take out stripper plate 14 and change the end connection for stripper plate 14 of high frequency quartering hammer, operation construction that can be nimble in the narrow space in tunnel, can dismantle the conversion fast between the configuration annex, tunnel excavation efficiency is improved.

The utility model drives the rotary table 2 to rotate in the movable groove 5 at the top of the excavator 1 through the rotation of the motor 3 and the rotating shaft 4, the rotary table can rotate 45 degrees left and right, the adjusting groove 6 is arranged at one side of the front end of the excavator 1, two positioning plates 8 are arranged at one side of the rotary table 2, one side of each positioning plate 8 passes through the adjusting groove 6 and is fixed with one end of the rotary table 2 positioned in the movable groove 5, the angle of the first movable arm 7 can be adjusted through the hydraulic rod 9, so that the bucket 17 at the front end of the positioning plate and other accessories have one more degree of freedom, the positioning plate is better suitable for various tunnel clearance section excavation, one ends of the first movable arm 7 and the second movable arm 13 are connected through the hinge 10, the angle between the second movable arm 13 and the first movable arm 7 is adjusted through the press machine 11 and the first bucket rod 12 at the top of the first movable arm 7, the length of the first movable arm 7 and the second movable arm 13 are shortened and the width is increased during production and manufacture, pouring iron sand concrete in the big and small arms, which is changed into a solid, the internal fillers and the length of the arms are changed, simultaneously, the working pressure of the press machine 11 and the oil cylinder of the first bucket rod 12 is increased, so that the excavating force is increased in multiples, one side of the second movable arm 13 is provided with a positioning groove 15, a disassembly plate 14 is moved and fixed in the positioning groove 15, one end of the second bucket rod 16 is installed on the upper surface of the second movable arm 13 through two screws 18, an installation rod 21 and a clamping plate 22 are linked and positioned in a containing groove 19 through a spring 20, one end of the disassembly plate 14 is provided with an enlarged bucket 17, the excavating range can be increased without moving the position of the excavator 1 in a limited space, one end of the disassembly plate 14 is fixed through the installation rod 21, the installation rod 21 is pulled out to the outer side through a mechanical pulling connecting hole 23, the disassembly plate 14 is taken out and replaced by a disassembly plate 14 with a high-frequency breaking hammer connected at the end, operation construction that can be nimble in the narrow space in tunnel, the quick dismantlement conversion of being convenient for between the configuration annex improves tunnel excavation efficiency.

The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention, and the scope of the present invention is defined by the appended claims, and all structural changes that can be made by using the contents of the description and the drawings of the present invention are intended to be covered by the scope of the present invention.

Claims

1. The utility model provides a soft rock tunnel is with big forearm of diversified excavator rapid construction, includes excavator (1) and is used for pivoted carousel (2), its characterized in that: the utility model discloses an excavator, including excavator (1), bottom fixedly connected with motor (3) of excavator (1), the output shaft tip fixed mounting of motor (3) has pivot (4), the top of pivot (4) runs through the one end of excavator (1) and the bottom fixed connection of carousel (2), movable groove (5) have been seted up at the top of excavator (1), adjustment tank (6) have been seted up to one side of movable groove (5), the top of carousel (2) is rotated and is connected with first swing arm (7), a side symmetry fixedly connected with locating plate (8) of carousel (2), the top of locating plate (8) is rotated and is connected with hydraulic stem (9), the top of hydraulic stem (9) and one side of first swing arm (7) are rotated and are connected.

2. The soft rock tunnel of claim 1, wherein the arm is constructed by a multidirectional excavator, and the arm is characterized in that: one end of the first movable arm (7) is fixedly connected with a hinge (10), and one end of the hinge (10) is rotatably connected with a second movable arm (13).

3. The soft rock tunnel of claim 1, wherein the arm is constructed by a multidirectional excavator, and the arm is characterized in that: one side of the top of the first movable arm (7) is fixedly connected with a press machine (11), and one end of the press machine (11) is fixedly connected with a first bucket rod (12).

4. The soft rock tunnel of claim 2, wherein the arm is constructed by a multidirectional excavator, and the arm is characterized in that: and a positioning groove (15) is formed in the top of the second movable arm (13), and a detaching plate (14) is attached to the inside of the positioning groove (15).

5. The soft rock tunnel of claim 4, wherein the arm is constructed by a multidirectional excavator, and the arm is characterized in that: one end of the detaching plate (14) is rotatably connected with a bucket (17), and a second bucket rod (16) is attached to the top of the second movable arm (13).

6. The soft rock tunnel of claim 5 is with diversified excavator big forearm of being under construction fast, characterized in that: one end of the second bucket rod (16) is rotatably connected with one end of the bucket (17), and two sides of one end of the second bucket rod (16) are symmetrically and movably connected with screw rods (18).

7. The soft rock tunnel of claim 6, wherein the arm is constructed by a multidirectional excavator, and the arm is characterized in that: the bottom end of the screw rod (18) penetrates through the second bucket rod (16) and the second movable arm (13) in sequence, and a threaded hole matched with the screw rod (18) is formed in one side, close to the second bucket rod (16), of the second movable arm (13).

8. The soft rock tunnel of claim 2, wherein the arm is constructed by a multidirectional excavator, and the arm is characterized in that: the two sides of the second movable arm (13) are symmetrically provided with accommodating grooves (19), and springs (20) are fixedly connected inside the accommodating grooves (19).

9. The soft rock tunnel of claim 8, wherein the arm is constructed by a multidirectional excavator, and the arm is characterized in that: one end of the spring (20) is fixedly connected with a clamping plate (22), and one side of the clamping plate (22) is fixedly connected with an installation rod (21).

10. The soft rock tunnel of claim 9, wherein the arm is constructed by a multidirectional excavator, and the arm is characterized in that: one end of the mounting rod (21) penetrates through the accommodating groove (19) and the dismounting plate (14) in sequence, and one end, far away from the spring (20), of the clamping plate (22) is provided with a connecting hole (23).