CN220769469U - Auxiliary device suitable for tunnel advance small catheter is executed fast - Google Patents
Auxiliary device suitable for tunnel advance small catheter is executed fast Download PDFInfo
- Publication number
- CN220769469U CN220769469U CN202322066107.3U CN202322066107U CN220769469U CN 220769469 U CN220769469 U CN 220769469U CN 202322066107 U CN202322066107 U CN 202322066107U CN 220769469 U CN220769469 U CN 220769469U
- Authority
- CN
- China
- Prior art keywords
- tunnel
- steel
- arc
- construction
- shaped steel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 111
- 239000010959 steel Substances 0.000 claims abstract description 111
- 238000010276 construction Methods 0.000 claims abstract description 58
- 238000005553 drilling Methods 0.000 claims abstract description 38
- 230000007246 mechanism Effects 0.000 claims abstract description 35
- 230000009193 crawling Effects 0.000 claims abstract description 12
- 238000003466 welding Methods 0.000 claims abstract description 11
- 230000005540 biological transmission Effects 0.000 claims description 12
- 238000000034 method Methods 0.000 abstract description 15
- 230000002787 reinforcement Effects 0.000 abstract description 3
- 239000004575 stone Substances 0.000 abstract 1
- 239000011435 rock Substances 0.000 description 15
- 230000008569 process Effects 0.000 description 9
- 230000009471 action Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
Abstract
The utility model discloses an auxiliary device suitable for rapid construction of a tunnel advance small guide pipe, which comprises a tunnel construction rack, and a steel arch support, a moving platform and a drilling machine which are arranged on the tunnel construction rack; the construction bench is a tunnel construction trolley, and a driving crawler belt is arranged at the bottom of the construction bench; the steel arch supporting frame is of an arc steel frame structure which is formed by welding a plurality of arc steel pieces and is matched with the radian of the tunnel section of the tunnel, and the steel arch supporting frame is arranged on the outer side of the tunnel construction rack through a supporting frame adjusting mechanism; the moving platform is arranged on the arc-shaped steel piece through the crawling mechanism, and is tangent to the arc-shaped steel piece in the moving direction of the moving platform; the drilling machine is arranged on the mobile platform through an adjusting mechanism; can solve take place the tunnel collapse and fall the stone at drilling in-process, improve tunnel reinforcement efficiency simultaneously, reduce the security risk when workman operates, have structural design reasonable, use and simple to operate, punch efficient and the good characteristics of security.
Description
Technical Field
The utility model belongs to the technical field of tunnel construction equipment, and particularly relates to an auxiliary device suitable for rapid construction of a tunnel advance small guide pipe.
Background
In the tunnel construction process, when tunneling is performed to a surrounding rock section with poor integrity and stability, in order to inhibit surrounding rock deformation and ensure the safety of tunnel excavation construction, a small advance grouting pipe is required to be additionally arranged in a certain range of the tunnel to inhibit surrounding rock deformation, broken rock bodies in a certain range in front of the tunnel can be effectively fixedly connected through small pipe grouting in the construction process, the surrounding rock integrity is ensured, and then the falling blocks and collapse of surrounding rock at the vault part of the tunnel are reduced.
However, in the construction process of the tunnel advance small guide pipe at present, the support work of the advance small guide pipe still needs to be finished manually, but because the manual operation process is slower and the manual operation error is higher, the annular space, the external insertion angle, the depth of the embedded rock mass and other parameters of the small guide pipe cannot be finished rapidly and acceptably, so that the construction period is delayed, and more serious, the reinforcement effect of the advance grouting small guide pipe on surrounding rock in front of the tunnel cannot reach the expected target, and great potential safety hazards are buried for the subsequent safety construction of the tunnel; in case of poor geologic bodies with complex geologic hydrologic conditions and extremely poor surrounding rock self-stability, the working efficiency and the method can not ensure the integrity and the stability of the surrounding rock of the tunnel, and finally, the safety accidents such as the blocking and collapse of the arch part of the tunnel can be frequently caused. The stress redistribution of surrounding rock at the arch part of the tunnel caused by the fact that the advanced grouting small guide pipe is not standardized and not in place brings great safety risks and load uncertainty to the supporting structure. Tunnel construction safety accidents which are caused by continuous large deformation of the structure under the action of uncertain huge surrounding rock pressure and are finally destroyed are frequent, so that extremely bad social influence and huge economic loss are caused.
Therefore, how to design an auxiliary device suitable for rapid construction of the tunnel advance small guide pipe to solve the problem of construction quality of the tunnel advance grouting small guide pipe, ensure the integrity and stability of surrounding rock, and realize rapid and standard support becomes a problem to be solved in the field.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model aims to provide an auxiliary device suitable for rapid construction of a tunnel advance small guide pipe, which can solve the problems of tunnel collapse and falling rocks in the drilling process, improve the tunnel reinforcing efficiency, reduce the safety risk of workers during operation and has the characteristics of reasonable structural design, convenient use and installation, high drilling efficiency and good safety.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
an auxiliary device suitable for rapid construction of a tunnel advance small guide pipe comprises a tunnel construction rack, and a steel arch support frame, a moving platform and a drilling machine which are arranged on the tunnel construction rack;
the construction bench is a tunnel construction trolley, and a driving crawler belt is arranged at the bottom of the construction bench;
the steel arch supporting frame is of an arc steel frame structure which is formed by welding a plurality of arc steel pieces and is matched with the radian of the section of the tunnel, and the steel arch supporting frame is arranged on the outer side of the tunnel construction rack through a supporting frame adjusting mechanism;
the moving platform is arranged on the arc-shaped steel piece through the crawling mechanism, and is tangent to the arc-shaped steel piece in the moving direction of the moving platform;
the drilling machine is arranged on the mobile platform through the adjusting mechanism.
Preferably, in the steel arch supporting frame, the arc-shaped steel pieces are parallel to each other, and two adjacent arc-shaped steel pieces are welded and connected through a connecting steel section; and the arc steel piece is formed by welding a plurality of sections of arc H-shaped steel.
Preferably, the crawling mechanism comprises a connecting steel plate and a motor;
the connecting steel plate is a steel connecting frame formed by welding steel plates, the movable platform is arranged on the upper side of the connecting steel plate, and guide clamping blocks are arranged at two ends of the connecting steel plate and are matched with guide tracks on guide steel bars arranged on the arc-shaped steel pieces;
the motor is arranged on the connecting steel plate, a driving shaft of the motor is connected with the driving connecting shaft, the driving connecting shaft is arranged on the lower side of the connecting steel plate, and a transmission gear and a meshing gear are arranged on the driving connecting shaft; the transmission gear is rotatably arranged on the connecting shaft and meshed with the transmission toothed belt; the meshing gear is arranged at the lower end of the connecting shaft, is clamped in a clamping groove of the arc-shaped steel piece and is meshed with crawling saw teeth arranged in the clamping groove of the arc-shaped steel piece.
Preferably, the support frame adjusting mechanism comprises a plurality of first hydraulic cylinders which are connected in parallel, and two ends of each first hydraulic cylinder are hinged with the tunnel construction rack and the steel arch support frame.
Preferably, the adjusting mechanism comprises a mounting plate and a second hydraulic cylinder;
the mounting plate is arranged on the upper side of the movable platform through a second hydraulic cylinder, and the drilling machine is arranged on the upper side of the mounting plate;
the second hydraulic cylinder is arranged on the upper side of the mobile platform and is positioned between the mounting plate and the mobile platform, the lower end of the second hydraulic cylinder is fixedly connected with the mobile platform, and the end part of the piston rod at the upper end is hinged with the mounting plate.
The beneficial effects of the utility model are as follows: the utility model discloses an auxiliary device suitable for rapid construction of a tunnel advance small catheter, which is improved compared with the prior art in that:
the utility model designs an auxiliary device suitable for rapid construction of a tunnel advanced small guide pipe, which comprises a tunnel construction rack, and a steel arch support, a moving platform and a drilling machine which are arranged on the tunnel construction rack, wherein when the auxiliary device is used:
1. through the arrangement of the tunnel construction rack, the steel arch support frame and the support frame adjusting mechanism, the device can be matched with a tunnel arch line in the process of drilling, effectively supports a tunnel, avoids the conditions of tunnel collapse and falling rocks in the process of drilling, and simultaneously can adjust the height of the steel arch support frame through the extension of a piston rod of a first hydraulic cylinder when in use through the arrangement of the support frame adjusting mechanism, so that the device meets the construction requirements of different tunnel sections and heights, and the application range and construction scenes of the device are enlarged;
2. through mobile platform, adjustment mechanism and drilling machine's setting, can realize the automatically move and punch in the tunnel reinforcement in-process, effectively avoid manual operation, guaranteed work efficiency, reduced the accident rate, have structural design reasonable, convenient to use and simple to operate, punch efficient and the good advantage of security.
Drawings
Fig. 1 is a front view of an auxiliary device for rapid deployment of a tunnel advance catheter in accordance with the present utility model.
Fig. 2 is a schematic structural view of the steel arch support of the present utility model.
Fig. 3 is an enlarged view of a portion of an arcuate steel member of the present utility model.
FIG. 4 is a view showing the installation effect of the crawling mechanism of the present utility model.
Wherein: 1. a tunnel construction rack; 2. the steel arch supporting frame comprises a steel arch supporting frame body 21, arc-shaped steel parts 22, connecting steel sections 23, crawling saw teeth 24, guide clamping strips 25, connecting steel plates 251, clamping blocks 26 and connecting shafts; 3. the first hydraulic cylinder; 4. the drilling machine comprises a moving platform, 41, a meshing gear, 42, a driving toothed belt, 43, a driving gear, 44, a motor, 5, an adjusting mechanism, 51, a mounting plate and 6.
Detailed Description
In order to enable those skilled in the art to better understand the technical solution of the present utility model, the technical solution of the present utility model is further described below with reference to the accompanying drawings and examples.
Example 1: an auxiliary device suitable for rapid construction of a tunnel advance small guide pipe is shown in the accompanying drawings 1-4, and comprises a tunnel construction rack 1, a steel arch support 2, a movable platform 4 and a drilling machine 6, wherein the steel arch support 2, the movable platform 4 and the drilling machine 6 are arranged on the tunnel construction rack 1; wherein the method comprises the steps of
The construction bench 1 is a tunnel construction trolley, and a driving crawler is arranged at the bottom of the construction bench 1, and when the construction bench is used, the construction bench 1 is driven to move in the tunnel along the length direction of the tunnel by controlling the driving crawler to rotate;
the steel arch support frame 2 is an arc steel frame structure which is formed by welding a plurality of arc steel pieces 21 and is adaptive to the radian of the section of a tunnel, the steel arch support frame 2 is arranged on the tunnel construction rack 1 through the support frame adjusting mechanism 3, and when the steel arch support frame is used, the action height and the action position of the steel arch support frame 2 in the tunnel are controlled through the extension and the contraction of the support frame adjusting mechanism 3;
the mobile platform 4 is movably arranged on the arc-shaped steel piece 21 through a crawling mechanism, moves along the tangential direction of the arc-shaped steel piece 21 when in use, and is internally provided with a remote wireless control system controlled by a PC end;
the drilling machine 6 is arranged on the mobile platform 4 through the adjusting mechanism 5 and is used for receiving a command of a remote wireless control system and completing hole site drilling work of the tunnel advanced grouting small guide pipe.
Preferably, in order to facilitate on-site assembly during use and simultaneously adapt to the use of tunnels with different cross-sectional shapes and sizes, the steel arch support 2 is designed to comprise a plurality of arc-shaped steel pieces 21 which are parallel to each other, and two adjacent arc-shaped steel pieces 21 are welded and connected through a plurality of connecting steel segments 22 to form the steel arch support 2 which can play a role in protecting and supporting; and the arc steel piece 21 is formed by welding a plurality of sections of arc H-shaped steel, so that the joint of the H-shaped steel welding part needs to be polished smoothly for convenient use.
Preferably, in order to drive the moving platform to move along the tangential direction of the arc-shaped steel piece 21 in use, the crawling mechanism comprises a connecting steel plate 25 and a motor 44; wherein the method comprises the steps of
The connecting steel plate 25 is a steel connecting frame formed by welding steel plates, the movable platform 4 is arranged on the upper side of the connecting steel plate 25, and guide clamping blocks 251 are welded at two ends of the connecting steel plate 25 and are matched with guide tracks arranged on guide steel bars 24 on the outer side of the arc-shaped steel piece 21, so that the connecting steel plate 25 can move along the tangential direction of the arc-shaped steel piece 21 when in use;
the motor 44 is fixedly arranged on the connecting steel plate 25, a driving shaft of the motor 44 is fixedly connected with the driving connecting shaft 26, the driving connecting shaft 26 is rotatably arranged on the lower side of the connecting steel plate 25 through a bearing, and a transmission gear 43 and a meshing gear 41 are further arranged on the driving connecting shaft 26; wherein the transmission gear 43 is rotatably mounted on the connecting shaft 26 and meshed with the transmission toothed belt 42, and drives other driven transmission toothed belts 42 and corresponding driven connecting shafts 26 to rotate under the transmission action of the transmission toothed belt 42; the engagement gear 41 is fixedly installed at the lower end of the connecting shaft 26, coaxially rotates with the connecting shaft 26, is clamped in a clamping groove of the arc-shaped steel piece 21, and is meshed with the crawling saw teeth 23 arranged in the clamping groove of the arc-shaped steel piece 21, namely, when the movable platform 4 is driven to move along the tangential direction of the arc-shaped steel piece 21 through rotation of the motor 44.
The construction process of the auxiliary device suitable for rapid construction of the tunnel advance small guide pipe in the embodiment comprises the following steps:
1. when in use, firstly, the steel arch support 2 is arranged on the tunnel construction rack 1 through the support frame adjusting mechanism 3, and the drilling machine 6 is arranged on the mobile platform 4 through the adjusting mechanism 5; secondly, when the device is used, the position of the device in a tunnel is adjusted by the crawler belt drive below the tunnel construction rack 1, so that the device reaches the position (or the position of a tunnel face) where advanced small-conduit drilling is required;
2. the extension of the support frame adjusting mechanism 3 is utilized to adjust the height of the steel arch support frame 2 according to the requirement, so that the height meets the construction requirement;
3. the motor 44 is controlled to act to drive the connecting steel plate 25 to move along the tangential direction of the arc-shaped steel piece 21 until reaching the position needing to be perforated, and then the movement is stopped;
5. the position of the drilling machine 6 is adjusted by the adjusting mechanism 5 according to the requirement;
6. finally, drilling is performed by using a drilling machine 6.
Example 2: unlike the above embodiment 1, in order to adjust the overall height of the steel arch support 2 according to the use requirement when in use, so as to meet the drilling requirement, the support frame adjusting mechanism 3 is designed to be formed by connecting a plurality of first hydraulic cylinders 31 connected in parallel, and both ends of the first hydraulic cylinders 31 are hinged with the tunnel construction bench 1 and the steel arch support 2.
Preferably, in order to be able to adjust the inclination angle and the drilling direction of the drilling machine 6 in use, the adjusting mechanism 5 is designed to comprise a mounting plate 51 and a second hydraulic cylinder 52; wherein the method comprises the steps of
The mounting plate 51 is mounted on the upper side of the mobile platform 4 through a second hydraulic cylinder 52, and the drilling machine 6 is mounted on the upper side of the mounting plate 51;
the second hydraulic cylinders 52 are fixedly installed on the upper side of the mobile platform 4 and located between the mounting plate 51 and the mobile platform 4, the lower ends of the second hydraulic cylinders 52 are fixedly connected with the mobile platform 4, the end portions of piston rods at the upper ends are hinged to the mounting plate 51, the second hydraulic cylinders 52 are connected in parallel, and the inclination and the drilling direction of the mounting plate 51 are adjusted by controlling the extension length of telescopic rods of the second hydraulic cylinders 52 when the drilling machine is used, so that the drilling machine 6 can perform drilling operations of different inclination angles in a tunnel.
The adjusting principle and the adjusting process of the supporting frame adjusting mechanism 3 and the adjusting mechanism 5 comprise:
1. support frame adjustment mechanism 3: the installation position of the steel arch support 2 on the tunnel construction bench 1 is adjusted by controlling the expansion and contraction of the telescopic rod of the first hydraulic cylinder 31 according to the need;
2. adjusting mechanism 5: when the drilling machine is used, the inclination and the drilling direction of the mounting plate 51 are adjusted by controlling the extension length of the telescopic rod of the second hydraulic cylinder 52 according to the requirements, so that the drilling machine 6 can perform drilling operations with different inclination angles in a tunnel.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. An auxiliary device suitable for tunnel advance small catheter is executed fast to make, its characterized in that: the device comprises a tunnel construction rack, a steel arch support frame, a movable platform and a drilling machine, wherein the steel arch support frame, the movable platform and the drilling machine are arranged on the tunnel construction rack;
the construction bench is a tunnel construction trolley, and a driving crawler belt is arranged at the bottom of the construction bench;
the steel arch supporting frame is of an arc steel frame structure which is formed by welding a plurality of arc steel pieces and is matched with the radian of the tunnel section of the tunnel, and the steel arch supporting frame is arranged on the outer side of the tunnel construction rack through a supporting frame adjusting mechanism;
the moving platform is arranged on the arc-shaped steel piece through the crawling mechanism, and is tangent to the arc-shaped steel piece in the moving direction of the moving platform;
the drilling machine is arranged on the mobile platform through the adjusting mechanism.
2. An auxiliary device for rapid application of a tunnel advance catheter as defined in claim 1, wherein: in the steel arch supporting frame, the arc-shaped steel pieces are parallel to each other, and two adjacent arc-shaped steel pieces are welded and connected through a connecting steel section; and the arc steel piece is formed by welding a plurality of sections of arc H-shaped steel.
3. An auxiliary device for rapid application of a tunnel advance catheter as defined in claim 1, wherein: the crawling mechanism comprises a connecting steel plate and a motor;
the connecting steel plate is a steel connecting frame formed by welding steel plates, the movable platform is arranged on the upper side of the connecting steel plate, and guide clamping blocks are arranged at two ends of the connecting steel plate and are matched with guide tracks on guide steel bars arranged on the arc-shaped steel pieces;
the motor is arranged on the connecting steel plate, a driving shaft of the motor is connected with the driving connecting shaft, the driving connecting shaft is arranged on the lower side of the connecting steel plate, and a transmission gear and a meshing gear are arranged on the driving connecting shaft; the transmission gear is rotatably arranged on the connecting shaft and meshed with the transmission toothed belt; the meshing gear is arranged at the lower end of the connecting shaft, is clamped in a clamping groove of the arc-shaped steel piece and is meshed with crawling saw teeth arranged in the clamping groove of the arc-shaped steel piece.
4. An auxiliary device for rapid application of a tunnel advance catheter as defined in claim 1, wherein: the support frame adjustment mechanism comprises a plurality of first hydraulic cylinders which are connected in parallel, and two ends of each first hydraulic cylinder are hinged with the tunnel construction rack and the steel arch support frame.
5. An auxiliary device for rapid application of a tunnel advance catheter as defined in claim 1, wherein: the adjusting mechanism comprises a mounting plate and a second hydraulic cylinder;
the mounting plate is arranged on the upper side of the movable platform through a second hydraulic cylinder, and the drilling machine is arranged on the upper side of the mounting plate;
the second hydraulic cylinder is arranged on the upper side of the mobile platform and is positioned between the mounting plate and the mobile platform, the lower end of the second hydraulic cylinder is fixedly connected with the mobile platform, and the end part of the piston rod at the upper end is hinged with the mounting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322066107.3U CN220769469U (en) | 2023-08-03 | 2023-08-03 | Auxiliary device suitable for tunnel advance small catheter is executed fast |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322066107.3U CN220769469U (en) | 2023-08-03 | 2023-08-03 | Auxiliary device suitable for tunnel advance small catheter is executed fast |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220769469U true CN220769469U (en) | 2024-04-12 |
Family
ID=90617795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322066107.3U Active CN220769469U (en) | 2023-08-03 | 2023-08-03 | Auxiliary device suitable for tunnel advance small catheter is executed fast |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220769469U (en) |
-
2023
- 2023-08-03 CN CN202322066107.3U patent/CN220769469U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2021077693A1 (en) | Detection, tunneling, supporting, anchoring and transporting integrated machine system for underground rapid tunneling, and method for using same | |
| WO2021077692A1 (en) | Tunneling, supporting and anchoring all-in-one machine system capable of implementing underground speedy drivage and use method thereof | |
| CN111456628A (en) | Fully mechanized coal mining face cross-fault drilling manipulator device and using method | |
| CN103982200B (en) | Slide rail Mobile steel mould trolley in tunneling boring | |
| CN112627815A (en) | Moving device of multi-class drilling machine platform for roadway excavation | |
| CN105697018A (en) | Shaft excavation construction technology | |
| CN110541705B (en) | Crawler type excavating, supporting and anchoring combined unit and application method thereof | |
| CN109026098B (en) | Hydraulic anchor withdrawing vehicle | |
| CN220769469U (en) | Auxiliary device suitable for tunnel advance small catheter is executed fast | |
| CN103114808B (en) | Arch centering pipe shed drilling machine | |
| CN105649659B (en) | Emergent hydraulic stress for Tunnels in Shallow Buried boring construction compensates support meanss | |
| CN215443969U (en) | Automatic rod feeding manipulator of full-hydraulic anchoring drilling machine | |
| CN212359827U (en) | Temporary support hydraulic support for coal mining and tunneling face | |
| CN112282818A (en) | Tunnel excavation synchronous support device for underground excavation | |
| CN114776369A (en) | Roadway retaining method for fully-mechanized mining filling working face of gangue solid | |
| CN210141146U (en) | Narrow body rotary four-arm jumbolter for coal mine | |
| CN114776368A (en) | System for adopt to fill and stay integration and combine and adopt waste filling working face | |
| CN210217784U (en) | Automatic circulating two-section steel belt laying device for digging and supporting anchor combined unit | |
| CN220451926U (en) | Mine tunnel tunneling supporting and protecting device | |
| CN202431186U (en) | Drilling machine and drill arm mechanism thereof | |
| CN220451901U (en) | Leading small catheter guiding and positioning device | |
| CN213980784U (en) | Moving device of multi-class drilling machine platform for roadway excavation | |
| CN111622768B (en) | Tunnel inverted arch grooving machine and construction method | |
| CN213980858U (en) | Emergency escape device for driver of roadheader | |
| CN218862635U (en) | Temporary reinforcing support frame body for tunnel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |