Automatic charging equipment for tunnel smooth blasting under high stress
By designing an automated equipment for the blasting of tunnel light, it solves the problem of accurate control in existing technologies that it is difficult to achieve precise control, realize high -precision explosives, and improves construction quality and safety.
Patent Information
- Application Number
- CN202411560933.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-04
- Publication Date
- 2025-01-21
AI Technical Summary
The existing tunnel light blasting charging method mainly relies on manual labor, and precise control is difficult to achieve, resulting in difficult to ensure the quality of the gloss blasting and affecting the safety of construction.
Design an automated equipment equipment with high -stress tunnels under the light, and technical solutions that include a drug storage warehouse, a pushing institution, a pharmaceutical shelf, a pill, a positioning mechanism, and a drug control system control.
The automated charging equipment enables precise placement of explosives, reducing damage to surrounding rock masses and improving the quality of smooth blasting and construction safety.
Smart Images
Figure CN119334210A_ABST
Abstract
Description
Technical Field
[0001] The present application relates to the technical field of tunnel blasting construction, and in particular to an automated charging device for tunnel smooth blasting under high stress. Background Art
[0002] At present, smooth blasting is widely used as a common construction method in tunnel excavation, especially in environments with complex geological conditions and high surrounding rock pressure. By accurately controlling the amount of explosives and the charge structure, it can minimize the damage to the surrounding rock mass and improve the overall stability of the tunnel.
[0003] When blasting is carried out on the existing smooth surface of a tunnel, the positions of the smooth blasting holes are usually marked on the blasting surface first, and a plurality of smooth blasting holes are drilled on the blasting surface using drilling equipment. Then, fuses are placed in each smooth blasting hole, and explosives are quantitatively placed in each smooth blasting hole. During blasting, the explosives in each smooth blasting hole are detonated simultaneously to form a smooth and flat excavation surface that penetrates the smooth blasting holes.
[0004] However, the existing method of charging smooth blasting holes mainly relies on manual charging, that is, workers determine the location, depth and amount of each charging based on experience. Although this method is highly flexible, it is difficult to achieve precise control due to the limited accuracy of manual operations, resulting in difficulty in ensuring the quality of smooth blasting, which in turn affects the safety of construction. Summary of the invention
[0005] In view of the problems existing in the prior art, the present application provides an automated charging equipment for smooth blasting of tunnels under high stress.
[0006] The present application provides an automated charging device for smooth blasting of tunnels under high stress, which adopts the following technical solution: An automated charging device for smooth blasting of a tunnel under high stress comprises a machine body and a drug storage bin arranged on the machine body, a propulsion mechanism for driving the machine body to move is arranged on the machine body, a drug charging rack is slidably arranged on the machine body, a drug charging barrel is fixedly arranged on the drug charging rack, a door closing mechanism for sealing the drug charging barrel is arranged on the drug charging barrel, a moving component for driving the drug charging rack to move is arranged on the machine body, a discharge pipe is connected to the drug storage bin, the discharge pipe is used to dock with the drug charging barrel, a drug charging control system for controlling the discharge amount is arranged on the drug storage bin, and a positioning mechanism is arranged on the machine body, the positioning mechanism is connected to the moving component and is used to locate the relative position of the smooth blasting hole and the drug charging barrel.
[0007] Optionally, the propulsion mechanism includes a track frame, rollers and a first driving member, the machine body is slidably arranged on the track frame, the first driving member is used to drive the machine body to slide on the track frame, and a plurality of rollers are provided and are rotatably arranged at the bottom of the track frame.
[0008] Optionally, a plurality of outrigger cylinders are mounted on the track frame.
[0009] Optionally, the drug charging control system includes a weighing unit, a control panel and a solenoid valve, the weighing unit is used to detect the weight of the drug storage bin, the control panel is installed on the machine body, an integrated controller is provided on the control panel, the integrated controller is electrically connected to the weighing unit, the solenoid valve is installed on the discharge pipe, the integrated controller is electrically connected to the solenoid valve and is used to control the opening and closing of the solenoid valve.
[0010] Optionally, the weighing unit includes a load-bearing plate and a weighing sensor, the load-bearing plate is fixedly mounted on the body, the medicine storage bin is placed on the load-bearing plate, the weighing sensor is disposed on the load-bearing plate and is used to detect the weight of the medicine storage bin, and the weighing sensor is electrically connected to the integrated controller.
[0011] Optionally, the moving assembly includes a conveying frame, a second driving member and a third driving member, the conveying frame is slidably set on the body along the vertical direction, the second driving member is used to drive the conveying frame to slide, the charging rack is slidably set on the conveying frame, and the third driving member is used to drive the charging rack to slide.
[0012] Optionally, the positioning mechanism includes a telescopic rod, a positioning ring, a GPS positioning module and a laser rangefinder, the telescopic rod is connected to the body through a ball joint, the positioning ring is connected to the end of the telescopic rod through a ball joint, the GPS positioning module is installed on the positioning ring, and the laser rangefinder is arranged on the medicine charging rack, and the first driving member, the second driving member, the third driving member, the GPS positioning module and the laser rangefinder are all electrically connected to the integrated controller.
[0013] Optionally, the door closing mechanism includes a baffle and a drive assembly, wherein the baffle is rotatably disposed on the drug-filled cartridge and is used to close the drug-filled cartridge, and the drive assembly is used to drive the baffle to rotate.
[0014] Optionally, the driving assembly includes a winding wheel, a pull rope, a driving source and an elastic member. The winding wheel is rotatably set on the medicine loading rack, the pull rope is wound around the winding wheel, and the pull rope is connected to the baffle. The driving source is used to drive the winding wheel to rotate, and the elastic member is used to drive the baffle to deflect toward the direction of the medicine loading cartridge. The driving source is electrically connected to the integrated controller.
[0015] In summary, the present application includes at least one of the following beneficial technical effects: 1. When in use, first store the explosives in the storage bin, move the equipment to the blasting position through the propulsion mechanism, drive the charge barrel to move through the moving assembly, dock the charge barrel with the discharge pipe, and quantitatively put the explosives in the storage bin into the charge barrel through the charge control system, then locate the light blasting hole on the blasting surface through the positioning mechanism, and then move the charge barrel to the located light blasting hole with the moving assembly, open the closing mechanism on the charge barrel, and then put the explosives in the charge barrel into the light blasting hole, realizing automatic charge. And the charge control system controls the charge amount each time, ensuring the accuracy of charge, thereby reducing the damage to the surrounding rock mass, and improving the quality of smooth blasting and the safety of construction.
[0016] 2. The present application achieves that the position of the positioning ring can be adjusted arbitrarily by hingedly hinged the positioning ring on the telescopic rod and hingedly hinged the telescopic rod ball on the machine body. When charging is required, the positioning ring is first placed at the position of the light blasting hole, and the position of the positioning ring is accurately located by the GPS positioning module. The integrated controller is used to control the first driving member and the second driving member to start respectively, and then the machine body and the conveying frame are driven to move respectively, so that the charging frame moves to the position of the light blasting hole. Thereafter, the distance between the charging frame and the light blasting hole is measured by a laser rangefinder, and then the integrated controller is used to control the third driving member to start, drive the charging frame to slide, and dock the charging barrel with the light blasting hole, thereby achieving accurate positioning of the light blasting hole and ensuring the consistency and reliability of the entire charging process. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 It is a schematic diagram of the overall structure of an embodiment of the present application; Figure 2 It is a schematic diagram of the structure of the body used to express the embodiment of the present application; Figure 3 is a schematic diagram of the structure of the positioning ring used in the embodiment of the present application; Figure 4 It is a schematic diagram of the structure of the charge rack used in the embodiment of the present application; Figure 5 yes Figure 4 Magnified view of section A.
[0018] Explanation of the accompanying drawings: 1. body; 11. conveying frame; 12. second driving member; 13. third driving member; 14. telescopic rod; 15. positioning ring; 16. GPS positioning module; 2. medicine storage bin; 21. feeding port; 22. discharging pipe; 3. medicine charging control system; 31. weighing unit; 311. load-bearing plate; 312. weighing sensor; 32. control panel; 33. solenoid valve; 4. medicine charging rack; 41. medicine charging barrel; 42. laser rangefinder; 43. baffle; 44. winding wheel; 45. pull rope; 46. driving source; 47. elastic member; 48. guide wheel; 5. track frame; 51. roller; 52. first driving member; 53. slide rail; 54. outrigger cylinder. DETAILED DESCRIPTION
[0019] The following will be combined with the attached Figure 1 -Attached Figure 5 , the technical solutions in the embodiments of the present invention are clearly and completely described. The described embodiments are only possible technical implementations of the present invention, not all possible implementations. Those skilled in the art can completely combine the embodiments of the present invention to obtain other embodiments without creative work, and these embodiments are also within the scope of protection of the present invention.
[0020] The inventor of this application found that the existing tunnel smooth surface blasting charging method mainly relies on manual work, and accurate control is difficult to achieve, resulting in difficulty in ensuring the quality of smooth surface blasting, affecting construction safety. To this end, this application discloses an automated charging device for tunnel smooth surface blasting under high stress, which mainly adopts the following scheme: The present application embodiment discloses an automatic charging device for smooth blasting of tunnels under high stress. Figure 1 , 2 , including a body 1 and a drug storage bin 2 arranged on the body 1, a feed port 21 is opened on the top of the drug storage bin 2, a discharge pipe 22 is connected to the bottom of the drug storage bin 2, a drug charging control system 3 for controlling the discharge amount is provided on the drug storage bin 2, a propulsion mechanism for driving the body 1 to move is provided on the body 1, a drug charging rack 4 is slidably provided on the body 1, a drug charging barrel 41 is fixedly provided on the drug charging rack 4, the drug charging barrel 41 is tilted, a closing mechanism for closing the drug charging barrel 41 is provided on the drug charging barrel 41, the closing mechanism is provided at the bottom of the drug charging barrel 41, and is used to prevent explosives from leaking out of the drug charging barrel 41, and a moving component for driving the drug charging rack 4 to move is provided on the body 1.
[0021] Reference Figure 2The drug charging control system 3 is a high-precision automatic control system used to ensure the accuracy and stability of each drug charging. The drug charging control system 3 includes a weighing unit 31, a control panel 32 and a solenoid valve 33. The weighing unit 31 is used to detect the weight of the drug storage bin 2, and specifically includes a load-bearing plate 311 and a weighing sensor 312. The load-bearing plate 311 is fixedly arranged on the body 1, and the drug storage bin 2 is placed on the load-bearing plate 311. The weighing sensor 312 is arranged on the load-bearing plate 311 and is used to detect the weight of the drug storage bin 2. The control panel 32 is installed on the body 1, and an integrated controller is provided on the control panel 32. The integrated controller is electrically connected to the weighing sensor 312. The solenoid valve 33 is installed on the discharge pipe 22, and the integrated controller is electrically connected to the solenoid valve 33 to control the opening and closing of the solenoid valve 33.
[0022] Reference Figure 2 The load-bearing plate 311 can be made of high-strength aluminum alloy material, and the weighing sensor 312 can be a high-precision pressure sensor with high sensitivity. After exchanging data with the integrated controller, it can monitor the weight change of the explosives in the storage bin 2 in real time, and control the solenoid valve 33 through the integrated controller to accurately control the amount of explosives released.
[0023] Reference Figure 1 The propulsion mechanism includes a track frame 5, a roller 51 and a first driving member 52. Two slide rails 53 are fixedly arranged on the track frame 5. The length directions of the two slide rails 53 are parallel. The body 1 is slidably arranged on the two slide rails 53. The first driving member 52 includes a first rodless cylinder. The first rodless cylinder is fixedly arranged on the track frame 5, and the length direction of the first rodless cylinder is parallel to the length direction of the slide rail 53, and the piston of the first rodless cylinder is fixedly connected to the extrusion.
[0024] Reference Figure 1 There are multiple rollers 51, all of which are rotatably arranged at the bottom of the track frame 5, so that the entire device can move efficiently and smoothly. The track frame 5 is also equipped with multiple outrigger oil cylinders 54, which are used to adjust the height of the device and better fix the device in the tunnel. These outrigger oil cylinders 54 are electrically connected to the integrated controller and are adjusted in real time according to the specific conditions of the tunnel to provide more stable support to ensure the stability of the device in a complex environment.
[0025] Reference Figure 2The moving component includes a conveying frame 11, a second driving member 12 and a third driving member 13. The conveying frame 11 is slidably arranged on the body 1 in the vertical direction, and the charging rack 4 is slidably arranged on the conveying frame 11 in the horizontal direction. It includes a second rodless cylinder, which is fixedly arranged on the body 1, and the length direction of the second rodless cylinder is vertical. The piston of the second rodless cylinder is fixedly connected to the conveying frame 11 and is used to drive the conveying frame 11 to rise and fall. The third driving member 13 includes a third rodless cylinder, which is fixedly arranged on the conveying frame 11, and the piston of the third rodless cylinder is fixedly connected to the charging rack 4 and is used to drive the charging rack 4 to slide.
[0026] Reference Figure 1 , 2 The first rodless cylinder, the second rodless cylinder and the third rodless cylinder are all electrically connected to the integrated controller, and the integrated controller controls the second rodless cylinder and the third rodless cylinder to start, driving the charge rack 4 to move, so that the charge barrel 41 can complete the docking with the discharge pipe 22, thereby storing the explosives in the drug storage bin 2 into the charge barrel 41. In addition, through the coordinated work of the first rodless cylinder, the second rodless cylinder and the third rodless cylinder, the charge rack 4 can achieve precise movement in multiple directions, ensuring that the charge barrel 41 can accurately align with the position of the light explosion hole.
[0027] Reference Figure 2 , 3 The body 1 is provided with a positioning mechanism, which is used to locate the relative position between the light blasting hole and the charge cartridge 41, and specifically includes a telescopic rod 14, a positioning ring 15 and a GPS positioning module 16. The bottom end of the telescopic rod 14 is hinged on the body 1 through a ball joint, the positioning ring 15 is hinged on the top end of the telescopic rod 14 through a ball joint, and the GPS positioning module 16 is installed on the positioning ring 15. The GPS positioning module 16 is electrically connected to the integrated controller. Specifically, the telescopic rod 14 can adopt a multi-stage telescopic design, and the positioning ring 15 is hinged on the telescopic rod 14 through a ball joint, and the telescopic rod 14 is hinged on the body 1, so that the position of the positioning ring 15 can be adjusted arbitrarily. When it is necessary to charge, the positioning ring 15 is first placed at the position of the light blasting hole, and the position of the positioning ring 15 is accurately located by the GPS positioning module 16, and the precise coordinates of the position of the light blasting hole are provided. When the charge cartridge 41 is loaded with charge, the integrated controller usually controls the first rodless cylinder and the second rodless cylinder to start, respectively driving the body 1 and the conveying frame 11 to move, so that the charge rack 4 moves to the position of the light blasting hole.
[0028] Reference Figure 2 , 4The positioning mechanism also includes a laser rangefinder 42, which is arranged on the charge rack 4 and is also electrically connected to the integrated controller. When the charge rack 4 moves to the position of the light blasting hole, the distance between the charge rack 4 and the light blasting hole is measured by the laser rangefinder 42, and then the integrated controller controls the third rodless cylinder to start, driving the charge rack 4 to slide, so that the charge cartridge 41 is docked with the light blasting hole, ensuring that the charge cartridge 41 can accurately dock with the light blasting hole.
[0029] Reference Figure 4 , 5 The door closing mechanism includes a baffle 43 and a driving assembly. The baffle 43 is rotatably set on the drug barrel 41 and is used to close the drug barrel 41. The driving assembly is used to drive the baffle 43 to rotate, and includes a winding wheel 44, a pull rope 45, a driving source 46 and an elastic member 47. The winding wheel 44 is rotatably set on the drug rack 4, and the pull rope 45 is wound around the winding wheel 44. A guide wheel 48 is rotatably set on the drug barrel 41, and the pull rope 45 passes around the guide wheel 48 and is connected to the baffle 43.
[0030] Reference Figure 4 , 5 The driving source 46 includes a servo motor, which is fixedly arranged on the charging rack 4, and the output shaft of the servo motor is coaxially fixedly connected with the winding wheel 44, so as to drive the winding wheel 44 to rotate. The elastic member 47 includes a torsion spring, which is sleeved on the rotating shaft of the baffle 43, and the two ends of the torsion spring are respectively fixedly connected with the baffle 43 and the charging barrel 41, so as to drive the baffle 43 to deflect toward the charging barrel 41. The driving source 46 is electrically connected to the integrated controller. When the charging barrel 41 is docked with the light blasting hole, the servo motor is controlled to start by the integrated controller to drive the winding wheel 44 to rotate, and the baffle 43 is driven to deflect away from the charging barrel 41 by the pull rope 45, so that the charging barrel 41 is opened, and the explosive in the charging barrel 41 can enter the light blasting hole.
[0031] The implementation principle of an automated charging device for smooth blasting of a tunnel under high stress in an embodiment of the present application is as follows: when in use, firstly store the explosives in a storage bin 2, move the device to a blasting position, start each leg cylinder 54 through an integrated controller, support and fix the track frame 5, set the charge amount on the control panel 32, start the second rodless cylinder and the third rodless cylinder through an integrated controller, drive the charging frame 4 to move, dock the charging barrel 41 with the discharge pipe 22, open the solenoid valve 33, and the explosives in the storage bin 2 enter the charging barrel 41 through the discharge pipe 22. The weight change of the explosives in the storage bin 2 is monitored in real time through the weighing sensor 312. When the charge amount reaches a preset value, the solenoid valve 33 is closed through the integrated controller.
[0032] Afterwards, the positioning ring 15 is placed at the position of the light blasting hole, and the position of the positioning ring 15 is accurately located by the GPS positioning module 16, and the precise coordinates of the position of the light blasting hole are provided. When the charging barrel 41 is loaded with charges, the integrated controller usually controls the first rodless cylinder and the second rodless cylinder to start, respectively driving the body 1 and the conveying frame 11 to move, so that the charging rack 4 moves to the position of the light blasting hole, and then the distance between the charging rack 4 and the light blasting hole is measured by the laser rangefinder 42, and then the integrated controller controls the third rodless cylinder to start, driving the charging rack 4 to slide, so that the charging barrel 41 is docked with the light blasting hole.
[0033] When the charge barrel 41 is connected to the light blasting hole, the integrated controller controls the servo motor to start, drives the winding wheel 44 to rotate, and drives the baffle 43 to deflect away from the charge barrel 41 through the pull rope 45, so that the charge barrel 41 is opened, and the explosives in the charge barrel 41 can enter the light blasting hole, realizing automatic charging. The charge control system 3 controls the charge amount each time, ensuring the accuracy of the charge, thereby reducing the damage to the surrounding rock mass, and improving the quality of smooth blasting and the safety of construction.
[0034] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.
Claims
1. An automated charging device for smooth blasting of tunnels under high stress, characterized by: The invention comprises a machine body (1) and a drug storage bin (2) arranged on the machine body (1); a propulsion mechanism for driving the machine body (1) to move is arranged on the machine body (1); a drug charging rack (4) is slidably arranged on the machine body (1); a drug charging barrel (41) is fixedly arranged on the drug charging rack (4); a door closing mechanism for closing the drug charging barrel (41) is arranged on the drug charging barrel (41); a moving component for driving the drug charging rack (4) to move is arranged on the machine body (1); the drug storage bin (2) is connected to a discharge pipe (22); the discharge pipe (22) is used to dock with the drug charging barrel (41); a drug charging control system (3) for controlling the discharge amount is arranged on the drug storage bin (2); and a positioning mechanism is arranged on the machine body (1); the positioning mechanism is connected to the moving component and is used to locate the relative position of the light explosion hole and the drug charging barrel (41).
2. The automatic charging equipment for smooth blasting of tunnels under high stress according to claim 1 is characterized by: The propulsion mechanism comprises a track frame (5), a roller (51) and a first driving member (52); the machine body (1) is slidably arranged on the track frame (5); the first driving member (52) is used to drive the machine body (1) to slide on the track frame (5); a plurality of rollers (51) are provided, and all are rotatably arranged at the bottom of the track frame (5).
3. The automatic charging equipment for smooth blasting of tunnels under high stress according to claim 2 is characterized by: A plurality of outrigger oil cylinders (54) are installed on the track frame (5).
4. The automatic charging equipment for smooth blasting of tunnels under high stress according to claim 2 is characterized by: The drug charging control system (3) comprises a weighing unit (31), a control panel (32) and a solenoid valve (33); the weighing unit (31) is used to detect the weight of the drug storage bin (2); the control panel (32) is mounted on the machine body (1); an integrated controller is arranged on the control panel (32); the integrated controller is electrically connected to the weighing unit (31); the solenoid valve (33) is mounted on the discharge pipe (22); the integrated controller is electrically connected to the solenoid valve (33) and is used to control the opening and closing of the solenoid valve (33).
5. The automatic charging equipment for smooth blasting of tunnels under high stress according to claim 4, characterized in that: The weighing unit (31) comprises a load-bearing plate (311) and a weighing sensor (312); the load-bearing plate (311) is fixedly arranged on the machine body (1); the medicine storage bin (2) is placed on the load-bearing plate (311); the weighing sensor (312) is arranged on the load-bearing plate (311) and is used to detect the weight of the medicine storage bin (2); and the weighing sensor (312) is electrically connected to the integrated controller.
6. The automatic charging equipment for smooth blasting of tunnels under high stress according to claim 5, characterized in that: The moving assembly comprises a conveying frame (11), a second driving member (12) and a third driving member (13); the conveying frame (11) is slidably arranged on the machine body (1) along a vertical direction; the second driving member (12) is used to drive the conveying frame (11) to slide; the charging rack (4) is slidably arranged on the conveying frame (11); and the third driving member (13) is used to drive the charging rack (4) to slide.
7. The automatic charging equipment for smooth blasting of tunnels under high stress according to claim 6, characterized in that: The positioning mechanism comprises a telescopic rod (14), a positioning ring (15), a GPS positioning module (16) and a laser rangefinder (42); the telescopic rod (14) is connected to the body (1) through a ball joint; the positioning ring (15) is connected to the end of the telescopic rod (14) through a ball joint; the GPS positioning module (16) is installed on the positioning ring (15); the laser rangefinder (42) is arranged on the charging rack (4); and the first driving member (52), the second driving member (12), the third driving member (13), the GPS positioning module (16) and the laser rangefinder (42) are all electrically connected to the integrated controller.
8. The automatic charging equipment for smooth blasting of tunnels under high stress according to claim 7, characterized in that: The door closing mechanism comprises a baffle (43) and a driving assembly. The baffle (43) is rotatably arranged on the drug-filled cartridge (41) and is used to close the drug-filled cartridge (41). The driving assembly is used to drive the baffle (43) to rotate.
9. The automatic charging equipment for smooth blasting of tunnels under high stress according to claim 8, characterized in that: The driving assembly comprises a winding wheel (44), a pull rope (45), a driving source (46) and an elastic member (47); the winding wheel (44) is rotatably arranged on the drug charging rack (4); the pull rope (45) is wound around the winding wheel (44), and the pull rope (45) is connected to the baffle (43); the driving source (46) is used to drive the winding wheel (44) to rotate; the elastic member (47) is used to drive the baffle (43) to deflect in a direction close to the drug charging barrel (41); and the driving source (46) is electrically connected to the integrated controller.