CN219012476U

CN219012476U - Tunnel borer nail operation car

Info

Publication number: CN219012476U
Application number: CN202320286596.0U
Authority: CN
Inventors: 刘飞香; 张海涛; 宋效凯; 邹海炎; 龚加文; 梁志超; 毕建新
Original assignee: China Railway Construction Heavy Industry Group Co Ltd
Current assignee: China Railway Construction Heavy Industry Group Co Ltd
Priority date: 2023-02-22
Filing date: 2023-02-22
Publication date: 2023-05-12
Anticipated expiration: 2033-02-22

Abstract

The utility model relates to a tunnel borer nail operation vehicle, which comprises: a vehicle body; a support platform mounted on the vehicle body; the track is arranged on the supporting platform, and the extending direction of the track is the circumferential direction of the tunnel; at least one perforating device capable of moving along the track and staying at any position; each punch device includes a plurality of burs. According to the utility model, through the track and the punching device, the inner wall of the tunnel can be punched through a plurality of impact drills at the same time, so that the working efficiency is improved.

Description

Tunnel borer nail operation car

Technical Field

The utility model relates to the technical field of tunnel construction, in particular to a tunnel drilling and nailing operation vehicle.

Background

Along with gradual advancement of railway construction in China, the tunnel constructed is more and more, the tunnel with long construction time faces various problems, for example, after the tunnel lining bears larger surrounding rock pressure, the tunnel is easy to squeeze and deform, so that the phenomena of vault lining cracking and the like occur, along with the increasing degree of vault lining cracking, the cracked lining part loses the capability of resisting bending moment, and the safety of tunnel lining structures and railway transportation is seriously threatened. In order to ensure the safety and normal use of tunnel lining structures and railway transportation, the tunnel lining needs to be repaired in time. In the process of repairing tunnel lining, the tunnel lining needs to be drilled and the drill nails are installed, in the prior art, the drilling machine is used for drilling the tunnel, but only one hole can be drilled in sequence, and the working efficiency is low.

Disclosure of Invention

First, the technical problem to be solved

In view of the above-mentioned shortcomings and disadvantages of the prior art, the utility model provides a tunnel borer nail operation vehicle, which solves the technical problem of low drilling work efficiency of a drilling machine.

(II) technical scheme

In order to achieve the above purpose, the main technical scheme adopted by the utility model comprises the following steps:

a tunnel boring machine work vehicle comprising:

a vehicle body;

a support platform mounted on the vehicle body;

the track is arranged on the supporting platform, and the extending direction of the track is the circumferential direction of the tunnel;

at least one perforating device capable of moving along the track and staying at any position;

each of the perforating devices includes a plurality of impact drills.

Preferably, the track comprises at least two side-by-side sliding rails, and the sliding rails are arc-shaped and matched with the cross-sectional shape of the tunnel.

Preferably, the punching device comprises a supporting plate movably connected to at least two sliding rails along the sliding rails, the supporting plate extends along the arrangement direction of the at least two sliding rails, a plurality of impact drills are mounted on the outer side surface of the supporting plate, and drill bits of the impact drills extend outwards along the direction perpendicular to the outer side surface of the supporting plate.

Preferably, the supporting plate is in sliding connection with the sliding rail through a sliding trolley and can stay at any position;

the tunnel borer nail operation vehicle further comprises a driving device for driving the sliding trolley to selectively move and stay along the sliding rail.

Preferably, the driving device includes: the driving chain is used for driving the driving chain to rotate, and the rotary driver is used for driving the driving chain to rotate;

the driving chain wheel is fixed at one end of the sliding rail, and the rotary driver is fixed on the sliding rail;

the transmission chain is fixedly connected with the sliding trolley.

Preferably, a turning device for driving the supporting platform to move in a turning mode between a punching operation position and a folding position is arranged at the bottom of the supporting platform, and the turning device is arranged on the vehicle body;

when the supporting platform is positioned at the punching operation position, the plane of the track is the plane of the tunnel in the radial direction;

when the supporting platform is positioned at the folding position, the plane of the track is vertical to the plane of the tunnel radial direction.

Preferably, the slewing device comprises a slewing driver, and a power output end of the slewing driver is in transmission connection with the supporting platform.

Preferably, the vehicle body is an electric rail vehicle.

Preferably, the lifting platform further comprises a plurality of lifting work platforms which are arranged on the supporting platform;

and lifting devices for driving the working platform to lift are correspondingly arranged at the bottoms of the working platforms, and the bottoms of the lifting devices are arranged on the supporting platform.

Preferably, the lifting device is a scissor hydraulic lift.

(III) beneficial effects

The beneficial effects of the utility model are as follows:

(1) According to the utility model, through the track and the punching device, the inner wall of the tunnel can be punched through a plurality of impact drills at the same time, so that the working efficiency is improved.

(2) According to the utility model, the rotatable supporting platform is adopted, and the plane of the track in the radial direction is the plane of the tunnel in the radial direction when the drilling operation vehicle is in the drilling operation state, so that the drilling operation is convenient; when the drill rod nail operation vehicle is in a retracted state, the plane in which the track is positioned in the radial direction is vertical to the plane in which the track is positioned in the radial direction of the tunnel, so that the drill rod nail operation vehicle can conveniently enter the tunnel.

(3) According to the utility model, the drill nails are convenient to install manually through the lifting operation platform.

Drawings

FIG. 1 is a schematic view of a support platform of a drill-pin work vehicle in a punching position;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a schematic view of the support platform of the drill rod work vehicle of the present utility model in a stowed position;

FIG. 4 is a top view of FIG. 3;

FIG. 5 is a schematic view of the overall structure of the track according to the present utility model;

FIG. 6 is a schematic view of the whole structure of the punching device in the present utility model;

FIG. 7 is a schematic view of the overall structure of the skid cart of the present utility model;

FIG. 8 is a schematic view of a combination of a rotary drive, a drive sprocket and a pinch roller according to the present utility model;

fig. 9 is a schematic diagram of a combined structure of a supporting platform, a lifting device and a working platform in the present utility model.

[ reference numerals description ]

1: a vehicle body; 2: a hydraulic station; 3: a track; 5: a flat car; 6: a support platform; 7: a punching device; 31: a slide rail; 32: percussion drilling; 33: a drive chain; 35: a slipping trolley; 36: a support plate; 37: a first swing driver; 38: a fixing frame; 42: an operation platform; 45: a second swing driver; 46: a lifting device; 352: a first telescopic drive; 353: a connecting plate; 372: a gear reducer; 3511: a roller; 3512: a frame; 3513: a limiting wheel; 3731: a drive sprocket; 3732: and a first pinch roller.

Detailed Description

The utility model will be better explained by the following detailed description of the embodiments with reference to the drawings. Reference is made to fig. 1.

Examples

As shown in fig. 1 to 4, a tunnel boring machine work vehicle includes: a vehicle body 1; a support platform 6 mounted on the vehicle body 1; the track 3 is arranged on the supporting platform 6, and the extending direction of the track 3 is the circumferential direction of the tunnel; at least one perforating device 7 which can move along the track 3 and can stay at any position in the moving stroke; each punch means 7 comprises a plurality of burs 32. During the punching operation, the rail 3 is used to receive the reaction force of the impact drill 32.

The embodiment of the utility model provides a tunnel borer nail operation vehicle, which can simultaneously punch the inner wall of a tunnel through a plurality of impact drills 32 through a track 3 and a punching device 7, so that the working efficiency is improved.

As shown in fig. 5, in particular, the track 3 includes at least two sliding rails 31 arranged side by side, and the sliding rails 31 are arc-shaped and match the cross-sectional shape of the tunnel. In the present embodiment, the slide rails 31 arranged side by side mean that the axial directions of at least two slide rails 31 are on the same straight line. The number of the sliding rails 31 in this embodiment is not limited to two, and the number of the sliding rails 31 in other embodiments may be three, four, five or six.

As shown in fig. 6, specifically, the punching device 7 includes a support plate 36 movably connected to at least two slide rails 31 along the slide rails 31, the support plate 36 is arranged to extend along the arrangement direction of the at least two slide rails 31, a plurality of impact drills 32 are mounted on the outer side surface of the support plate 36, and the drill bits of the impact drills 32 extend outwards perpendicularly to the outer side surface of the support plate 36, that is, the surface opposite to the surface of the support plate 36 connected to the slide rails 31. Through perforating device 7 along slide rail 31 removal, can carry out the drilling to whole tunnel inner wall to convenient follow-up maintenance work.

In this scheme, the number of the punching devices 7 may be one, or may be two or more, and when the number of the punching devices 7 is one, the punching devices 7 move along the whole radian of the slide rail 31 during the operation of the punching devices 7. When the number of the punching devices 7 is two or more, the two or more punching devices 7 are uniformly distributed on the sliding rail 31, and when the punching operation is performed, the radian of each punching device 7 moving along the sliding rail 31 is the same, and the sum of the radian of the two or more punching devices 7 moving along the sliding rail 31 is the whole radian.

Further, as shown in fig. 6, the support plate 36 is slidably connected to the slide rail 31 by the slide carriage 35, and can stay at an arbitrary position. The tunnel boring machine operation vehicle further comprises a driving device for driving the sliding trolley 35 to selectively move and stay along the sliding rail.

As shown in fig. 5, in this embodiment, the number of the sliding trolleys 35 connected to each support plate 36 corresponds to the number of the sliding rails 31, that is, when the number of the sliding rails 31 in this embodiment is two, the number of the sliding trolleys 35 connected to each support plate 36 is also two; when the number of the sliding rails 31 in the embodiment of the present disclosure is three, the number of the sliding trolleys 35 connected to each supporting plate 36 is also three, and so on.

As shown in fig. 5 and 7, in this embodiment, the two sides of the sliding rail 31 are provided with sliding grooves, the sliding trolley 35 includes a U-shaped frame 3512, the inner side of the frame 3512 is rotatably connected with two rollers 3511 capable of moving along the sliding grooves on the two sides of the sliding rail 31, so that the sliding trolley 35 drives the punching device 7 to move along the whole radian of the sliding rail 31, the inner side of the frame 3512 is further provided with two limiting wheels 3513, the two limiting wheels 3513 can be slidably connected with the outer side of the sliding rail 31 far away from the arc center, and the position of the sliding trolley 35 is limited by the two limiting wheels 3513, so that friction between the sliding trolley 35 and the sliding rail 31 is reduced when the sliding trolley 35 deflects relative to the sliding rail 31.

As shown in fig. 6, the impact drill 32 further includes a first telescopic driver 352, wherein a fixed end of the first telescopic driver 352 is connected to the support plate 36, and a telescopic end is connected to the impact drill 32 through a connection plate 353. In this embodiment, the first telescopic driver 352 is an oil cylinder, and of course, the present embodiment is not limited to this structure, and may be an air cylinder or a telescopic rod, as long as the first telescopic driver can drive the impact drill 32 to move and enable the impact drill 32 to drill a tunnel.

As shown in fig. 5 and 8, specifically, the driving device includes: a plurality of driven sprockets arranged at intervals along the extending direction of the slide rail 31 and mounted on the slide rail 31, a transmission chain 33 engaged with the plurality of driven sprockets, a driving sprocket 3731 for driving the transmission chain 33 to rotate, and a first slewing driver 37 for driving the driving sprocket 3731 to rotate. The driving sprocket 3731 is fixed to one end of the sliding rail 31, and the first swing driver 37 is fixed to the sliding rail 31. The transmission chain 33 is fixedly connected with the sliding trolley 35.

In this embodiment, the first rotary actuator 37 is a synchronous servo motor.

As shown in fig. 8, in this embodiment, each sliding rail 31 is correspondingly provided with a driving device, that is, when the number of driving devices in the embodiment of the present disclosure is one, each driving device drives one sliding trolley 35 to move, and two or more sliding trolleys 35 on the same supporting plate 36 synchronously drive the driving sprocket 3731 to rotate through the first rotary driver 37 to realize synchronous movement. When the driving devices in the embodiment of the scheme are two or more, each driving device drives two or more sliding trolleys 35 to move, the sliding trolleys 35 on the same driving device synchronously move through the transmission chain 33, and the sliding trolleys 35 on the same supporting plate 36 synchronously drive the driving sprocket 3731 to rotate through the first rotary driver 37 to synchronously move.

As shown in fig. 8, the impact drill further comprises a first pressing wheel 3732 and a second pressing wheel for pressing the driving chain 33, wherein the first pressing wheel 3732 and the second pressing wheel are respectively arranged on two sides of the driving sprocket 3731, and when in use, the driving chain 33 sequentially bypasses the first pressing wheel 3732, the driving sprocket 3731 and the second pressing wheel, so that the first pressing wheel 3732 and the second pressing wheel press the driving chain 33 to keep stability of the impact drill 32.

As shown in fig. 8, the motor vehicle further includes a gear reducer 372, wherein a power input end of the gear reducer 372 is connected to the first swing driver 37, and a power output end is connected to the drive sprocket 3731.

The novel bicycle comprises a slide rail 31, a fixed frame 38, a plurality of driven chain wheels, a first rotary driver 37 and a transmission chain 33, wherein the fixed frame 38 is arranged on the slide rail 31, the fixed frame 38 is arranged on the side, close to the arc center, of the slide rail 31, the fixed frame 38 can connect two ends of the arc slide rail 31, the driven chain wheels are arranged on the fixed frame 38, the first rotary driver 37 is arranged on the fixed frame 38, and the transmission chain 33 moves reciprocally along the slide rail 31 and the fixed frame 38.

As shown in fig. 1 to 4, further, a turning device for driving the supporting platform 6 to turn between the punching operation position and the storage position is mounted at the bottom of the supporting platform 6, and when the turning device is mounted on the vehicle body 1 and the supporting platform 6 is located at the punching operation position, the plane of the track 3 in the radial direction is the plane of the tunnel in the radial direction. When the support platform 6 is in the stowed position, the plane of the track 3 in the radial direction is perpendicular to the plane of the tunnel in the radial direction.

As shown in fig. 9, the slewing device further includes a second slewing driver 45, and in this embodiment, the second slewing driver 45 is a hydraulic motor, but the present embodiment is not limited to the hydraulic motor, and may be a servo motor as long as the support platform 6 can be driven to rotate.

As shown in fig. 1 to 4, the vehicle body 1 is specifically an electric railcar that can move on rails laid in a tunnel and can stay at any position in a movement stroke. The vehicle body 1 comprises a vehicle head and a flat car 5, and a supporting platform 6 is arranged on the flat car 5.

As shown in fig. 9, a plurality of work platforms 42 are also included, which are mounted on the support platform 6 and are liftable. The bottom of each working platform 42 is correspondingly provided with a lifting device 46 for driving the working platform 42 to lift, and the bottom of the lifting device 46 is arranged on the supporting platform 6. After the punching operation is completed, a worker can stand on the operation platform 42 to install the drill nails and perform other work requiring manual repair of the tunnel inner wall.

Further, the lifting device 46 is a scissor hydraulic lift.

As shown in fig. 1 to 4, the hydraulic power system further includes a hydraulic station 2 for powering the first telescopic drive 352, the second telescopic drive, and the rotary drive, and the hydraulic station 2 is mounted on the flatbed 5.

In the description of the present utility model, it should be understood that the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium; may be a communication between two elements or an interaction between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature is "on" or "under" a second feature, which may be in direct contact with the first and second features, or in indirect contact with the first and second features via an intervening medium. Moreover, a first feature "above," "over" and "on" a second feature may be a first feature directly above or obliquely above the second feature, or simply indicate that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is level lower than the second feature.

In the description of the present specification, the terms "one embodiment," "some embodiments," "examples," "particular examples," or "some examples," etc., refer to particular features, structures, materials, or characteristics described in connection with the embodiment or example as being included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that alterations, modifications, substitutions and variations may be made in the above embodiments by those skilled in the art within the scope of the utility model.

Claims

1. A tunnel borer nail operation vehicle, characterized by comprising:

a vehicle body (1);

a support platform (6) mounted on the vehicle body (1);

the track (3) is arranged on the supporting platform (6), and the extending direction of the track (3) is the circumferential direction of the tunnel;

at least one perforating device (7) capable of moving along the track (3) and staying at any position;

each of said perforating means (7) comprises a plurality of percussion drills (32).

2. The tunnel boring machine of claim 1, wherein the tunnel boring machine comprises a plurality of wheels,

the track (3) comprises at least two sliding rails (31) which are arranged side by side, and the sliding rails (31) are arc-shaped and matched with the cross section shape of the tunnel.

3. The tunnel boring machine of claim 2, wherein the tunnel boring machine comprises a plurality of wheels,

the punching device (7) comprises support plates (36) which can be movably connected to at least two slide rails (31) along the slide rails (31), the support plates (36) are arranged in an extending mode along the arrangement direction of the at least two slide rails (31), a plurality of impact drills (32) are mounted on the outer side faces of the support plates (36), and drill bits of the impact drills (32) extend outwards along the outer side faces of the support plates (36) perpendicularly.

4. The tunnel boring machine tool of claim 3, wherein the tunnel boring machine tool comprises,

the supporting plate (36) is in sliding connection with the sliding rail (31) through the sliding trolley (35) and can stay at any position;

the tunnel borer nail operation vehicle further comprises a driving device for driving the sliding trolley (35) to selectively move and stay along the sliding rail (31).

5. The tunnel boring machine tool of claim 4, wherein,

the driving device includes: a plurality of driven sprockets which are arranged at intervals along the extending direction of the sliding rail (31) and are arranged on the sliding rail (31), a transmission chain (33) meshed with the driven sprockets, a driving sprocket (3731) for driving the transmission chain (33) to rotate, and a first slewing driver (37) for driving the driving sprocket (3731) to rotate;

the driving chain wheel (3731) is fixed at one end of the sliding rail (31), and the first rotary driver (37) is fixed on the sliding rail (31);

the transmission chain (33) is fixedly connected with the sliding trolley (35).

6. The tunnel boring machine of claim 1, wherein the tunnel boring machine comprises a plurality of wheels,

the bottom of the supporting platform (6) is provided with a turning device for driving the supporting platform (6) to move in a turning mode between a punching operation position and a retracting position, and the turning device is arranged on the vehicle body (1);

when the supporting platform (6) is positioned at the punching operation position, the plane of the track (3) is the radial plane of the tunnel;

when the supporting platform (6) is positioned at the retracted position, the plane of the track (3) is vertical to the plane of the tunnel radial direction.

7. The tunnel boring machine of claim 6, wherein the tunnel boring machine comprises a plurality of wheels,

the slewing device comprises a second slewing driver (45), and the power output end of the second slewing driver (45) is in transmission connection with the supporting platform (6).

8. The tunnel boring machine work vehicle according to claim 1 to 7,

the vehicle body (1) is an electric rail vehicle.

9. The tunnel boring machine work vehicle according to claim 8, further comprising a plurality of liftable work platforms (42) mounted on the support platform (6);

and lifting devices (46) for driving the working platforms (42) to lift are correspondingly arranged at the bottoms of the working platforms (42), and the bottoms of the lifting devices (46) are arranged on the supporting platform (6).

10. The tunnel boring machine of claim 9, wherein the tunnel boring machine comprises a plurality of wheels,

the lifting device (46) is a scissor type hydraulic lifter.