阅读说明：本技术 一种隧道光面***自动化装药设备 (Tunnel smooth blasting automatic explosive loading equipment ) 是由 佟彦军 李建红 张新良 史建丽 魏周华 赵忠晓 韩毅宾 张锦国 杨航涛 徐斌 张 于 2019-10-16 设计创作，主要内容包括：本发明公开了一种隧道光面爆破自动化装药设备,具体涉及隧道工程机械技术领域,包括底板,所述底板顶部PVC固定驱动装置、原料加注装置和调节底杆；所述PVC固定驱动装置包括第一正反转电机和多个第一支撑杆,所述第一正反转电机输出轴端部设有齿轮减速箱,所述第一正反转电机、第一支撑杆和齿轮减速箱均固定设置于底板的顶部,所述齿轮减速箱输出轴端部设有U型连接杆,所述U型连接杆固定设有连接板,所述连接板上固定设有振动杆,振动杆顶端侧壁设有塑钢振动块。本发明较于传统的装药方式,其PVC管内部不会出现“欠药”、组织疏松等现象,提高了装药效果,不会对爆破效果产生影响。(The invention discloses automatic loading equipment for tunnel smooth blasting, and particularly relates to the technical field of tunnel engineering machinery, wherein the automatic loading equipment comprises a bottom plate, a PVC (polyvinyl chloride) fixing and driving device, a raw material filling device and an adjusting bottom rod, which are arranged on the top of the bottom plate; the PVC fixing and driving device comprises a first forward and reverse rotating motor and a plurality of first supporting rods, a gear reduction box is arranged at the end part of an output shaft of the first forward and reverse rotating motor, the first supporting rods and the gear reduction box are fixedly arranged at the top of the bottom plate, a U-shaped connecting rod is arranged at the end part of the output shaft of the gear reduction box, a connecting plate is fixedly arranged on the U-shaped connecting rod, a vibrating rod is fixedly arranged on the connecting plate, and a plastic steel vibrating block is arranged on the side wall of the top end of. Compared with the traditional medicine charging mode, the medicine-shortage and tissue loosening phenomena in the PVC pipe can be avoided, the medicine charging effect is improved, and the explosion effect can not be influenced.)

1. The automatic loading equipment for tunnel smooth blasting is characterized by comprising a bottom plate (1), wherein a PVC (polyvinyl chloride) fixing and driving device (2), a raw material filling device (3) and an adjusting bottom rod (4) are arranged at the top of the bottom plate (1);

the PVC fixing and driving device (2) comprises a first forward and reverse rotating motor (5) and a plurality of first supporting rods (6), a gear reduction box (7) is arranged at the end part of an output shaft of the first forward and reverse rotating motor (5), the first supporting rods (6) and the gear reduction box (7) are fixedly arranged at the top of the bottom plate (1), a U-shaped connecting rod (8) is arranged at the end part of the output shaft of the gear reduction box (7), a connecting plate (9) is fixedly arranged on the U-shaped connecting rod (8), a vibrating rod (10) is fixedly arranged on the connecting plate (9), a plastic steel vibrating block (11) is arranged on the side wall of the top end of the vibrating rod (10), a plurality of clamping rings (12) are arranged at the top ends of the first supporting rods (6), a travel switch contact (13) is further arranged on the outer wall of the top ends of the first supporting rods (6), and PVC pipes (14), an explosion wire fixing rod (15) is arranged on one side of the first positive and negative rotation motor (5), an explosion wire fixing clamp (16) is fixedly arranged at the top end of the explosion wire fixing rod (15), and the PVC pipe (14) and the connecting plate (9) are obliquely arranged and have the same inclination angle;

adjust the outside cover of sill bar (4) and be equipped with bearing (17), bearing (17) are fixed to be set up in the top of bottom plate (1), adjust bottom plate (1) through bearing (17) and bottom plate (1) swing joint, it is equipped with sector gear (18) and the other end and is equipped with sill bar stop device (19) to adjust sill bar (4) one end is fixed, sector gear (18) meshing is connected with first gear (20), first gear (20) one side is equipped with second just reversal motor (21), second just reversal motor (21) bottom is equipped with control box (22), control box (22) are fixed to be set up in the top of bottom plate (1), it is connected with second just reversal motor (21) transmission through first gear (20) and sector gear (18) to adjust sill bar (4).

2. The automatic loading equipment for tunnel smooth blasting according to claim 1, wherein: adjust fixed second bracing piece (23) and third bracing piece (24) of being equipped with on sill bar (4) outer wall, second bracing piece (23) and third bracing piece (24) are "V" font setting, the quantity of second bracing piece (23) and third bracing piece (24) all sets up to two, two second bracing piece (23) top is equipped with first charging means (25), two third bracing piece (24) top is equipped with second charging means (26).

3. The automatic loading equipment for tunnel smooth blasting according to claim 2, wherein: first charging means (25) includes first charge pipe (27), first charge pipe (27) outside cover is equipped with first sleeve pipe (28), first charge pipe (27) are the slope setting, first charge pipe (27) top is fixed and is equipped with first electric putter (29) and bottom mounting and is equipped with first discharging pipe (30), be equipped with travel switch push rod (31) on first charge pipe (27) bottom outer wall, first charge mouth (33) have been seted up on first charge pipe (27), first charge chamber (32) and drive chamber (34) have been seted up to first charge pipe (27) inside, first charge chamber (32) inside is equipped with piston (35), drive chamber (34) inside is equipped with miniature electric putter (36).

4. The automatic loading equipment for tunnel smooth blasting according to claim 2, wherein: first electric putter (29) and first charge pipe (27) collineation setting, first sleeve pipe (28) and first electric putter (29) are fixed respectively and are set up in the top of two second bracing pieces (23), first charge chamber (32) and drive chamber (34) integration setting, piston (35) are fixed to be set up in the output shaft tip of miniature electric putter (36), piston (35) are through miniature electric putter (36) and first charge chamber (32) swing joint, piston (35) outer wall and first charge chamber (32) inner wall laminate mutually.

5. The automatic loading equipment for tunnel smooth blasting according to claim 3, wherein: second charging means (26) includes second charge pipe (37), the outside cover of second charge pipe (37) is equipped with second sleeve pipe (38), fixed second electric putter (39) and the bottom mounting of being equipped with second discharging pipe (40) of being equipped with in second charge pipe (37) top, second charge mouth (41) have been seted up on second charge pipe (37) outer wall, second charge chamber (42) have been seted up to second charge pipe (37) inside.

6. The automatic loading equipment for tunnel smooth blasting according to claim 5, wherein: second charge pipe (37) and second electric putter (39) all are the slope setting and the angle is the same, second charge pipe (37) and second electric putter (39) are fixed respectively and set up in the top of two third bracing pieces (24), the inclination homogeneous phase of second charge pipe (37), second electric putter (39), first charge pipe (27), first electric putter (29), connecting plate (9) and PVC pipe (14) is the same, the diameter of first charge pipe (27) and second charge pipe (37) is the same, the diameter of first charge pipe (27) is the same with PVC pipe (14) internal diameter.

7. The automatic loading equipment for tunnel smooth blasting according to claim 1, wherein: raw materials filling device (3) include fourth bracing piece (43), fourth bracing piece (43) are fixed to be set up on the bottom plate, second bracing piece (23) top is fixed and is equipped with roof (44), roof (44) bottom is fixed and is equipped with fine sand case (45) and emulsion explosive box (46), the bottom of fine sand case (45) and emulsion explosive box (46) all is equipped with unloading pipe (47), all be equipped with unloading solenoid valve (48) on unloading pipe (47).

8. The automatic loading equipment for tunnel smooth blasting according to claim 5, wherein: the fine sand box (45) and the emulsion explosive box (46) are made of plastic steel materials, a pressurizing device is further arranged inside the emulsion explosive box (46), a discharging pipe (47) at the bottom of the fine sand box (45) is arranged right below the second explosive loading port (41), and a discharging pipe (47) at the bottom of the emulsion explosive box (46) is arranged right below the first explosive loading port (33).

9. The automatic loading equipment for tunnel smooth blasting according to claim 1, wherein: the plastic steel vibration block comprises two connecting plates (9), a plurality of plastic steel vibration blocks (11) and a plurality of plastic steel vibration rods (10), wherein the plastic steel vibration blocks (11) are hemispherical, the plastic steel vibration blocks (11) are obliquely arranged and have the same inclination angle with the connecting plates (9), and the plastic steel vibration blocks (11) are respectively arranged on two sides of a PVC pipe (14).

10. The automatic loading equipment for tunnel smooth blasting according to claim 5, wherein: travel switch contact (13) set up on being close to first bracing piece (6) of adjusting sill bar (4) one side, travel switch contact (13) and travel switch push rod (31) set up in the input of miniature electric putter (36) for control miniature electric putter (36) are opened and are closed, all be equipped with ejection of compact solenoid valve (49) in first discharging pipe (30) and second discharging pipe (40), ejection of compact solenoid valve (49) are connected with control box (22).

Technical Field

The invention relates to the technical field of tunnel engineering machinery, in particular to automatic explosive loading equipment for tunnel smooth blasting.

Background

Based on the essence of explosive gas and stress wave combined action theory: the formation of initial cracks in the rock body is caused by shock waves or stress waves, and then explosive gas permeates into the cracks and further expands the cracks formed by the stress waves under the action of quasi-static pressure; the quasi-static energy of the expansion of the explosive gas is the main energy for breaking rocks; based on the theory, a novel axial uncoupled charging technology (fine sand medium) and A, B tube staggered charging technology are experimentally researched, and the novel axial uncoupled charging technology is used in a large amount in engineering, so that the propagation of blasting stress is well realized, the energy loss caused by stress superposition is avoided, the disturbance degree of surrounding rocks is effectively controlled, and the obvious effect of 'four improvement and one protection' is achieved, which is beyond the blasting effect of the traditional charging technology.

At present, no mechanical equipment capable of automatically or semi-automatically charging according to the technology exists in the market, the currently used charging mode generally adopts a technology that a small stick is used for charging electrically insulating PVC sleeves (JB/T3050-98) for construction, which are about 4 meters long outwards, 32mm in outer diameter and 30mm in inner diameter, and the charging is carried out in a staggered mode according to axially uncoupled charging (fine sand medium) and A, B pipes, and the charging mode has the advantages of high labor intensity, low efficiency and difficulty in accurate quantification and standardization of charging, so that certain influence is brought to popularization and utilization of the technology.

Based on the characteristic of poor flowability of the emulsion explosive, the characteristics of small and long diameter of the explosive-filled PVC pipe and more explosive-filled sections, the traditional explosive-filling mode is difficult to realize; air is generated in the PVC pipeline in the explosive charging process, the phenomena of 'medicine shortage', tissue looseness and the like which are unfavorable for explosive charging can occur in the PVC pipeline, the ideal explosive charging effect can not be achieved, and therefore the explosive charging effect can be influenced; the present invention has been made in view of this situation.

Disclosure of Invention

In order to overcome the defects in the prior art, the embodiment of the invention provides automatic loading equipment for tunnel smooth blasting, wherein in the loading process, a first forward and reverse rotating motor is used for driving a plurality of plastic steel vibrating blocks to act on the outer wall of a PVC pipe through a U-shaped connecting rod, so that the interior of the PVC pipe can generate regular vibration, materials in the PVC pipe can be continuously pressed and compacted in the loading process, and compared with the traditional loading mode, the phenomena of 'medicine shortage', tissue loosening and the like cannot occur in the PVC pipe, the loading effect is improved, and the blasting effect cannot be influenced.

In order to achieve the purpose, the invention provides the following technical scheme: an automatic loading device for tunnel smooth blasting comprises a bottom plate, a PVC fixed driving device at the top of the bottom plate, a raw material filling device and an adjusting bottom rod;

the PVC fixing and driving device comprises a first positive and negative rotation motor and a plurality of first supporting rods, a gear reduction box is arranged at the end part of an output shaft of the first positive and negative rotation motor, the first forward and reverse rotation motor, the first supporting rod and the gear reduction box are all fixedly arranged at the top of the bottom plate, the end part of the output shaft of the gear reduction box is provided with a U-shaped connecting rod, the U-shaped connecting rod is fixedly provided with a connecting plate, a vibrating rod is fixedly arranged on the connecting plate, a plastic steel vibrating block is arranged on the side wall of the top end of the vibrating rod, clamping rings are arranged at the top ends of the first supporting rods, a travel switch contact is also arranged on the outer wall of the top end of the first supporting rod, a PVC pipe is arranged in the clamping ring in a penetrating way, an explosion wire fixing rod is arranged on one side of the first positive and negative rotation motor, an explosion wire fixing clamp is fixedly arranged at the top end of the explosion wire fixing rod, and the PVC pipe and the connecting plate are obliquely arranged and have the same inclination angle;

the outside cover of regulation sill bar is equipped with the bearing, the bearing is fixed to be set up in the top of bottom plate, it passes through bearing and bottom plate swing joint to adjust the bottom plate, it is equipped with sector gear and the other end and is equipped with sill bar stop device to adjust the fixed fan-shaped gear that is equipped with of sill bar one end, the meshing of sector gear is connected with first gear, first gear one side is equipped with the positive reverse motor of second, the positive reverse motor bottom of second is equipped with the control box, the control box is fixed to be set up in the top of bottom plate, it is connected with the positive reverse motor transmission of second through first gear and sector gear to adjust the sill.

In a preferred embodiment, a second supporting rod and a third supporting rod are fixedly arranged on the outer wall of the adjusting bottom rod, the second supporting rod and the third supporting rod are arranged in a V shape, the number of the second supporting rod and the number of the third supporting rod are two, a first explosive device is arranged at the top end of the second supporting rod, and a second explosive device is arranged at the top end of the third supporting rod.

In a preferred embodiment, first charging means includes first charge pipe, the outside cover of first charge pipe is equipped with first sleeve pipe, first charge pipe is the slope setting, first charge pipe top end is fixed and is equipped with first electric putter and bottom mounting and is equipped with first discharging pipe, be equipped with the travel switch push rod on the outer wall of first charge pipe bottom, first charge mouth has been seted up on the first charge pipe, first charge chamber and drive chamber have been seted up to first charge intraduct, first charge intracavity portion is equipped with the piston, drive intracavity portion is equipped with miniature electric putter.

In a preferred embodiment, first electric putter and first charge pipe collineation setting, first sleeve pipe and first electric putter are fixed respectively and are set up in the top of two second bracing pieces, first charge chamber and drive chamber integration set up, the piston is fixed to be set up in miniature electric putter's output shaft tip, the piston passes through miniature electric putter and first charge chamber swing joint, the piston outer wall is laminated with first charge chamber inner wall.

In a preferred embodiment, the second charging device comprises a second charging pipe, a second sleeve is sleeved outside the second charging pipe, a second electric push rod is fixedly arranged at the top end of the second charging pipe, a second discharging pipe is fixedly arranged at the bottom end of the second charging pipe, a second charging opening is formed in the outer wall of the second charging pipe, and a second charging cavity is formed in the inner part of the second charging pipe.

In a preferred embodiment, second charge pipe and second electric putter all are the slope setting and the angle is the same, second charge pipe and second electric putter are fixed respectively and set up in the top of two third bracing pieces, the inclination homogeneous phase of second charge pipe, second electric putter, first charge pipe, first electric putter, connecting plate and PVC pipe is the same, the diameter of first charge pipe and second charge pipe is the same, the diameter of first charge pipe is the same with PVC pipe internal diameter.

In a preferred embodiment, the raw material filling device comprises a fourth supporting rod, the fourth supporting rod is fixedly arranged on the bottom plate, a top plate is fixedly arranged at the top end of the second supporting rod, a fine sand box and an emulsion explosive box are fixedly arranged at the bottom of the top plate, discharging pipes are arranged at the bottoms of the fine sand box and the emulsion explosive box, and discharging electromagnetic valves are arranged on the discharging pipes.

In a preferred embodiment, the fine sand box and the emulsion explosive box are both made of plastic steel materials, a pressurizing device is further arranged inside the emulsion explosive box, a discharging pipe at the bottom of the fine sand box is arranged right below the second explosive loading port, and a discharging pipe at the bottom of the emulsion explosive box is arranged right below the first explosive loading port.

In a preferred embodiment, the number of the connecting plates is two, the number of the vibrating rods and the number of the plastic steel vibrating blocks are both multiple, the plastic steel vibrating blocks are hemispherical, the plastic steel vibrating blocks are obliquely arranged and have the same inclination angle with the connecting plates, and the plastic steel vibrating blocks are respectively arranged on two sides of the PVC pipe.

In a preferred embodiment, the travel switch contact is arranged on the first support rod on one side close to the adjusting bottom rod, the travel switch contact and the travel switch push rod are arranged at the input end of the miniature electric push rod and are used for controlling the miniature electric push rod to open and close, and the first discharge pipe and the second discharge pipe are respectively provided with a discharge electromagnetic valve which is connected with the control box.

The invention has the technical effects and advantages that:

1. in the process of charging, the first forward and reverse rotating motor drives the plurality of plastic steel vibrating blocks to act on the outer wall of the PVC pipe through the U-shaped connecting rod, so that the interior of the PVC pipe can generate regular vibration, and materials in the PVC pipe can be continuously pressed and compacted in the process of charging, compared with the traditional charging mode, the phenomena of 'medicine shortage', loose tissue and the like cannot occur in the PVC pipe, the charging effect is improved, and the explosion effect cannot be influenced;

2. the first explosive loading pipe and the second explosive loading pipe are arranged obliquely, the first explosive loading pipe and the second explosive loading pipe can be attached to the inner wall of the PVC pipe in the explosive loading process, the vibration of the PVC pipe in the explosive loading process can be transmitted, and the micro electric push rod is arranged for loading the emulsion explosive filler, so that the filler in the first explosive loading pipe and the filler in the second explosive loading pipe can be quickly loaded into the PVC pipe, and the explosive loading efficiency is further improved;

3. be "V" font setting through making second bracing piece and third bracing piece to utilize the bearing to make regulation sill bar and bottom plate swing joint, set up sector gear adjusting the sill bar tip, utilize positive and negative motor drive that changes, make and adjust the sill bar and can carry out reciprocating motion, thereby make a plurality of charge device's on the bracing piece position adjust, accomplish the powder charge of different materials, through reciprocating control, reached the effect of automatic filler.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Figure 2 is a schematic view of a second charge of the invention in operation.

Figure 3 is a schematic view of the first charge of the present invention in operation.

Fig. 4 is a schematic diagram of a detailed structure a in fig. 1 according to the present invention.

Figure 5 is a schematic view of the inside structure of a first charge of the present invention.

Figure 6 is a schematic view of the inside of a second charge of the present invention.

Figure 7 is a side view of the sector gear and first gear of the present invention.

The reference signs are: 1 bottom plate, 2 PVC fixed driving device, 3 raw material filling device, 4 adjusting bottom rod, 5 first forward and reverse rotation motor, 6 first supporting rod, 7 gear reducer, 8U-shaped connecting rod, 9 connecting plate, 10 vibrating rod, 11 plastic steel vibrating block, 12 clamping ring, 13 travel switch contact, 14 PVC pipe, 15 detonating cord fixing rod, 16 detonating cord fixing clamp, 17 bearing, 18 sector gear, 19 bottom rod limiting device, 20 first gear, 21 second forward and reverse rotation motor, 22 control box, 23 second supporting rod, 24 third supporting rod, 25 first explosive loading device, 26 second explosive loading device, 27 first explosive loading pipe, 28 first sleeve, 29 first electric push rod, 30 first discharge pipe, 31 travel switch push rod, 32 first explosive loading cavity, 33 first explosive loading port, 34 driving cavity, 35 piston, 36 micro electric push rod, 37 second explosive loading pipe, 38 second sleeve, 38 second piston, 9 first explosive loading pipe, 9 PVC fixed driving device, 3 plastic steel vibrating block, 12 clamping ring, 13 travel switch contact, 14 PVC pipe, 15 explosive loading device, 39 a second electric push rod, 40 a second discharge pipe, 41 a second explosive loading port, 42 a second explosive loading cavity, 43 a fourth support rod, 44 a top plate, 45 a fine sand box, 46 an emulsion explosive box, 47 a discharge pipe, 48 a discharge electromagnetic valve and 49 a discharge electromagnetic valve.

Detailed Description

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

The automatic loading equipment for tunnel smooth blasting shown in fig. 1-6 comprises a bottom plate 1, a PVC fixing driving device 2, a raw material filling device 3 and an adjusting bottom rod 4, wherein the top of the bottom plate 1 is provided with the PVC fixing driving device;

the PVC fixing and driving device 2 comprises a first positive and negative rotation motor 5 and a plurality of first supporting rods 6, a gear reduction box 7 is arranged at the end part of an output shaft of the first positive and negative rotation motor 5, the first supporting rods 6 and the gear reduction box 7 are all fixedly arranged at the top of a bottom plate 1, a U-shaped connecting rod 8 is arranged at the end part of the output shaft of the gear reduction box 7, a connecting plate 9 is fixedly arranged on the U-shaped connecting rod 8, a vibrating rod 10 is fixedly arranged on the connecting plate 9, a plastic steel vibrating block 11 is arranged on the side wall of the top end of the vibrating rod 10, clamping rings 12 are arranged at the top ends of the first supporting rods 6, travel switch contacts 13 are further arranged on the outer walls of the top ends of the first supporting rods 6, PVC pipes 14 penetrate through the clamping rings 12, an explosion-leading cable fixing rod 15 is arranged on one side of the first positive and negative rotation motor 5, an explosion, the PVC pipe 14 and the connecting plate 9 are obliquely arranged and have the same inclination angle;

the adjusting bottom rod 4 is sleeved with a bearing 17, the bearing 17 is fixedly arranged at the top of the bottom plate 1, the adjusting bottom plate 1 is movably connected with the bottom plate 1 through the bearing 17, one end of the adjusting bottom rod 4 is fixedly provided with a sector gear 18, the other end of the adjusting bottom rod is provided with a bottom rod limiting device 19, the sector gear 18 is connected with a first gear 20 in a meshed mode, one side of the first gear 20 is provided with a second forward and reverse rotation motor 21, the bottom of the second forward and reverse rotation motor 21 is provided with a control box 22, the control box 22 is fixedly arranged at the top of the bottom plate 1, and the adjusting bottom rod 4 is in transmission connection with the second forward and reverse rotation motor 21 through the first gear 20 and the sector;

adjust and be equipped with second bracing piece 23 and third bracing piece 24 on the 4 outer walls of sill bar, second bracing piece 23 and third bracing piece 24 are "V" font setting, the quantity of second bracing piece 23 and third bracing piece 24 all sets up to two, two second bracing piece 23 top is equipped with first charging means 25, two third bracing piece 24 top is equipped with second charging means 26.