CN217712437U

CN217712437U - Tunnel drilling equipment

Info

Publication number: CN217712437U
Application number: CN202221594405.9U
Authority: CN
Inventors: 宋建宾; 谭宗佑; 刘威; 胡菲; 陈宪祖; 焦国栋; 周鹏林; 张望; 杨刚; 韩超; 耿藏军
Original assignee: China Railway Construction Electrification Bureau Group Co Ltd; Third Engineering Co Ltd of China Railway Construction Electrification Bureau Group Co Ltd
Current assignee: China Railway Construction Electrification Bureau Group Co Ltd; Third Engineering Co Ltd of China Railway Construction Electrification Bureau Group Co Ltd
Priority date: 2022-06-24
Filing date: 2022-06-24
Publication date: 2022-11-01
Anticipated expiration: 2032-06-24

Abstract

The utility model provides a tunnel punching device, which is provided with a lifting mechanism and a punching machine, wherein a transverse sliding track is arranged between the lifting mechanism and an operation platform; the perforating machine is arranged at the top of the lifting mechanism, and a longitudinal sliding track is arranged between the perforating machine and the lifting mechanism; the lifting mechanism comprises a base located at the bottom, a shearing force difference hinge rod group and a punching machine base, wherein the shearing force difference hinge rod group is arranged on the base, the bottoms of two rod pieces on one shearing force side of the shearing force difference hinge rod group are hinged to the base, rollers are arranged at the bottoms of the two rod pieces on the other shearing force side of the shearing force difference hinge rod group, a connecting rod is connected between the two rod pieces, a screw nut is arranged on the connecting rod, the screw nut is screwed on a screw, and the screw is rotatably connected to the base. The utility model discloses can effectual reduction staff's intensity of labour. In addition, because the adjustment mechanism of perforating machine bottom all sets up on operation platform, the staff of being convenient for is favorable to promoting quality and the efficiency of punching on the tunnel wall to the regulation of perforating machine position.

Description

Tunnel drilling equipment

Technical Field

The utility model relates to a tunnel operation device, specifically speaking are tunnel drilling equipment.

Background

At present, in the track traffic construction in the tunnel, an important task is to lay exposed cables for communication and illumination on the side wall of the tunnel, which requires a constructor to perforate the side wall of the tunnel to install an anchor bolt for fixing the exposed cables. According to the construction requirement, the exposed cable needs to be installed at a height of about 2.5 meters away from the ground, the hole is punched at the height, the high-altitude operation is achieved, a construction platform is generally built, a worker stands on the construction platform, and the hole is punched on the tunnel wall through the handheld electric hammer. And because tunnel lateral wall's material is very hard usually, need the staff to use comparatively large-scale electric hammer just can accomplish the operation of punching smoothly, such electric hammer quality is very big usually, and when the staff hand-held electric hammer punches on tunnel lateral wall, very consumption physical power directly influences the quality and the speed of punching.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a tunnel drilling equipment to reduce staff's intensity of labour, promote tunnel quality of punching and efficiency.

The utility model discloses a realize like this: a tunnel punching device comprises a lifting mechanism arranged on a working platform of a tunnel working vehicle and a punching machine arranged on the lifting mechanism, wherein a transverse sliding track is arranged between the lifting mechanism and the working platform; the perforating machine is arranged at the top of the lifting mechanism, and a longitudinal sliding track is arranged between the perforating machine and the lifting mechanism;

elevating system is poor elevating system of shear force, including the base that is located the bottom, set up on the base shear force difference articulated rod group and set up the frame of punching at the poor articulated rod group top of shear force, two member bottoms of one of them shear force side of shear force difference articulated rod group articulate on the base, and the gyro wheel is equipped with to two member bottoms of another shear force side, and is connected with the connecting rod between two members, rotatable coupling between connecting rod and the member be equipped with screw nut on the connecting rod, screw nut spiro union is on the lead screw, lead screw rotatable coupling is in on the base, it is rotatory the lead screw can make screw nut slide on the lead screw.

The drilling bit upper cover of the punching machine is provided with a dust cover, the dust cover is a cylindrical organ cover, one end of the dust cover is fixed on the punching machine, and the axis of the dust cover is superposed with the axis of the punching bit.

The outside at the dust cover is equipped with the bracing piece along the axial, the one end activity of bracing piece is worn to establish on the first arch of puncher, and the other end and the free end rigid coupling of dust cover wear to be equipped with the spring that makes the dust cover return on the bracing piece, the spring is located the stiff end and the first arch of bracing piece between.

And a scale is further axially arranged outside the dust cover, one end of the scale is movably arranged in the second bulge on the dust cover in a penetrating manner, and the other end of the scale is fixed at the free end of the dust cover.

The bracing piece is equipped with two, two the bracing piece symmetry sets up, and two the bracing piece with the scale is the article style of calligraphy and arranges in the outside of dust cover.

The inner cavity of the dust cover is connected with a dust collector through a pipeline, and the dust collector is placed on the operation platform.

The utility model discloses an including installing the elevating system on tunnel car work platform and installing the puncher on elevating system. A transverse sliding track is arranged between the lifting mechanism and the operation platform, and a longitudinal sliding track is arranged between the perforating machine and the lifting mechanism. Use the utility model discloses when punching, can adjust the puncher to suitable position through elevating system and horizontal longitudinal sliding guide rail, punch the operation. The utility model discloses convenient operation can make the position of punching on the tunnel wall more accurate quality of punching higher, and reduces staff's intensity of labour at bigger degree. Additionally, the utility model discloses be provided with the dust cover on the puncher drill bit, be provided with bracing piece, spring and scale between dust cover and the puncher, the setting of bracing piece and spring can make the dust cover hug closely with tunnel wall, prevents that dust from wafting out in the dust cover, and the degree of depth that punches can be instructed to the scale, prevents that the hole from being beaten deeply or shallowly excessively.

Drawings

Fig. 1 is a schematic structural diagram of the present invention installed on a tunnel operation vehicle.

Fig. 2 is a front schematic view of the present invention.

Fig. 3 is a schematic view of the reverse structure of the present invention.

FIG. 4 is a schematic view of the connection of the dust cover to the punch.

In the figure: 1. a tunnel working vehicle; 2. a lifting mechanism; 21. a punching machine base; 22. a shear difference hinge bar assembly; 23. a base; 24. adjusting a hand wheel; 241. a lead screw; 25. a transverse sliding track; 26. a longitudinal sliding track; 27. a roller; 28. a connecting rod; 29. a lead screw nut; 3. A punching machine; 31. a drill bit; 32. a dust cover; 33. a support bar; 34. A vacuum cleaner; 35. a scale; 36. a spring; 4. And supporting the wheels.

Detailed Description

As shown in fig. 1 and 2, the utility model provides a tunnel punching device, its structure is equipped with lateral sliding track 25 including installing elevating system 2 on tunnel work car 1 work platform and installing puncher 3 on elevating system 2 between elevating system 2 and the work platform.

As shown in fig. 1 and 3, the lifting mechanism 2 includes a base 23 located at the bottom, a shearing force difference hinge rod set disposed on the base 23, and a punching base 21 disposed at the top of the shearing force difference hinge rod set, the bottoms of two rod members on one shearing force side of the shearing force difference hinge rod set are hinged to the base 23, the bottoms of two rod members on the other shearing force side are both provided with rollers 27, a connecting rod 28 is connected between the two rod members, the connecting rod 28 and the rod members of the shearing force difference hinge rod set are rotatably connected, a lead screw nut 29 is disposed on the connecting rod 28, the lead screw nut 29 is screwed on a lead screw 241, and the lead screw 241 can be rotated to enable the lead screw nut 29 to slide on the lead screw 241. The utility model discloses tip at lead screw 241 is provided with adjusting hand wheel 24, realizes lead screw 241's rotation through rotating adjusting hand wheel 24.

As shown in fig. 2, the transverse sliding track 25 includes two first guide rails disposed in parallel on the working platform of the tunnel working vehicle 1, and two first track grooves matched with the first guide rails are disposed at the bottom of the base 23.

As shown in fig. 2 and 3, a longitudinal sliding rail 26 is installed between the punch base 21 of the lifting mechanism 2 and the punch 3, the longitudinal sliding rail 26 includes two second guide rails arranged in parallel on the punch base 21, and two second rail grooves matched with the second guide rails are installed at the bottom of the punch 3.

The utility model discloses a position control to puncher 3 is realized to elevating system 2, lateral shifting track 25 and the track 26 that vertically slides for puncher 3's drill bit 31 can align with the position of punching, thereby the operation of punching.

As shown in fig. 2, 3, and 4, the dust cover 32 is provided on the drill 31 of the hole punch 3, and the dust cover 32 in this embodiment is an organ cover. One end of the dust cover 32 is fixed to the punch 3, and the axis of the dust cover 32 coincides with the axis of the punch bit 31. The utility model discloses be equipped with the bracing piece 33 that two symmetries set up along the axial in the outside of dust cover 32, on the first arch of puncher 3 was worn to establish in the one end activity of bracing piece 33, the other end and the free end rigid coupling of dust cover 32 worn to be equipped with the spring 36 that makes the dust cover return on bracing piece 33. In addition, a scale 35 is further axially arranged outside the dust cover 32, one end of the scale 35 is movably inserted into the second protrusion of the dust cover 32, and the other end is fixed on the free end of the dust cover 32. Thus, when the perforating machine 3 is used for perforating, the dust cover 32 can be attached to the tunnel wall and can be gradually shortened while the drill bit 31 drills in, and after the perforation is completed, the dust cover 32 is restored to the initial length under the action of the spring 36. The scale 35 on the dust cover 32 can be used as an indicator, and the depth of the hole drilled by the punch 3 can be known by looking at the reading on the scale 35. In this embodiment, the two support rods 33 and the scale 35 are arranged in a delta shape outside the dust cover 32.

Because the tunnel space is sealed relatively, the dust that punches the production is filled easily in the air, for preventing that the staff from inhaling the dust and influencing health, the utility model discloses a dust cover 32 meets with dust catcher 34 through the pipeline, the utility model discloses a dust catcher 34 is placed on the operation platform of tunnel operation car 1.

Claims

1. A tunnel punching device is characterized by comprising a lifting mechanism arranged on a tunnel operation vehicle operation platform and a punching machine arranged on the lifting mechanism, wherein a transverse sliding track is arranged between the lifting mechanism and the operation platform; the perforating machine is arranged at the top of the lifting mechanism, and a longitudinal sliding track is arranged between the perforating machine and the lifting mechanism;

2. The tunnel boring apparatus of claim 1, wherein the punch has a dust cover covering the punch bit, the dust cover being a cylindrical accordion cover having one end fixed to the punch bit, the dust cover having an axis coincident with an axis of the punch bit.

3. The tunnel boring apparatus of claim 2, wherein a support rod is axially disposed outside the dust cover, one end of the support rod is movably inserted into the first protrusion of the boring machine, the other end of the support rod is fixedly connected to the free end of the dust cover, and a spring for urging the dust cover to return is inserted into the support rod, the spring being disposed between the fixed end of the support rod and the first protrusion.

4. The tunnel boring apparatus of claim 3, wherein a scale is further axially provided outside the dust cover, one end of the scale is movably inserted into the second protrusion of the dust cover, and the other end of the scale is fixed to a free end of the dust cover.

5. The tunnel boring apparatus of claim 4, wherein there are two support rods, the two support rods are symmetrically disposed, and the two support rods and the scale are arranged in a delta shape outside the dust cover.

6. The tunnel boring apparatus of claim 3, wherein the dust guard has an interior connected to a dust collector via a conduit, the dust collector being disposed on the work platform.