Tunnel blasting punching device

Abstract

The utility model relates to the technical field of tunnel construction, in particular to a tunnel blasting punching device which comprises a supporting seat and universal wheels installed at the bottom of the supporting seat, two supporting assemblies are installed at the top of the supporting seat, a connecting rod is rotatably connected between the two supporting assemblies, and a drilling assembly used for punching is installed on the connecting rod. According to the tunnel blasting punching device, through cooperation of a lifting plate, an adjusting plate, an inserting rod, an adjusting disc and other components, the angle of the drilling assembly is easily and accurately adjusted, the punching precision is improved, the operation process is simplified, meanwhile, through cooperation of a fixing cylinder, an adjusting cylinder and a fixing bolt, the height of the device can be freely adjusted, different tunnel requirements are met, and the practicability is high. In addition, by means of the design of the protective cover, broken stones can be effectively prevented from splashing to hurt people, collection and follow-up cleaning of the broken stones are facilitated, and the construction efficiency and safety are comprehensively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to tunnel construction technical field, concretely is tunnel blasting and perforating device. BACKGROUND

[0002] Tunnel blasting and perforating is the key step in tunnel construction, and tunnel blasting and perforating refers to breaking rock on the tunnel face through drilling, charging and detonation, etc. to achieve the purpose of forward excavation. This link is the core part of tunnel construction, and is directly related to construction progress, safety and quality.

[0003] In the tunnel construction perforation, the position of perforation needs to be determined according to geological conditions, tunnel design and specific construction requirements, etc. The position of perforation is different for different tunnels. Therefore, the equipment needs to be adjusted to the appropriate angle before perforation to ensure the accuracy of perforation. However, the current perforation equipment is mostly manually adjusted, and the adjustable range is small, the operation is complicated, and the accuracy of perforation cannot be guaranteed. UTILITY MODEL CONTENT

[0004] The utility model aims at providing tunnel blasting and perforating device to solve the problems in the above background technology.

[0005] To achieve the above purpose, the utility model provides the following technical scheme:

[0006] The tunnel blasting and perforating device comprises a support seat and universal wheels installed at the bottom of the support seat, the top of the support seat is provided with two groups of support assemblies, a connecting rod is rotatably connected between the two groups of support assemblies, and a drilling assembly for perforation is installed on the connecting rod.

[0007] The support assembly comprises a fixed cylinder and an adjusting cylinder, the fixed cylinder is installed at the top of the support seat, the adjusting cylinder is slidably connected in the fixed cylinder, the connecting rod is arranged between the two adjusting cylinders, and the two ends of the connecting rod are rotatably connected to the two adjusting cylinders, and one of the adjusting cylinders is further provided with an adjusting assembly for adjusting the rotation angle of the connecting rod.

[0008] Preferably, the drilling assembly comprises a drilling machine, the output end of the drilling machine is fixedly connected with a drill bit, the side of the drilling machine close to the drill bit is fixedly connected with a protective sleeve, and the protective sleeve is sleeved on the outer side of the drill bit.

[0009] The end of the protective sleeve away from the drilling machine is further provided with a protective cover for collecting the broken stones, and the side of the drilling machine away from the protective sleeve is further provided with a handle.

[0010] Preferably, the adjusting assembly comprises an adjusting disc, the adjusting disc is rotationally connected to one of the adjusting cylinders, the side of the adjusting disc close to the adjusting cylinder is fixed to one end of the connecting rod through a rotating shaft, a plurality of evenly distributed limiting holes are formed in the adjusting disc, each of the limiting holes penetrates the adjusting disc and extends to the adjacent adjusting cylinder, and limiting assemblies for fixing the adjusting disc are arranged on the two sides of the adjusting disc.

[0011] Preferably, the limiting assembly comprises a fixing rod, the fixing rod is arranged on the side of the adjusting cylinder close to the adjusting disc, an adjusting plate is slidably connected to the fixing rod, and a plug rod is arranged on the end of the adjusting plate away from the fixing rod, wherein the diameter of the plug rod is same as that of the limiting hole in the adjusting disc.

[0012] Preferably, the limiting assembly further comprises a third fixing hole, the third fixing hole is formed in the adjusting cylinder and located directly below the fixing rod, and the diameter of the third fixing hole is same as that of the plug rod.

[0013] A reset spring is further arranged on the fixing rod, the reset spring is arranged on the fixing rod between the adjusting cylinder and the adjusting plate, one end of the reset spring is fixed to the surface of the adjusting cylinder, the other end of the reset spring is fixed to the adjusting plate, a lifting plate for adjusting and moving the adjusting plate is arranged on the top of the adjusting plate, and a rotating handle for controlling the rotation of the adjusting disc is arranged on the side of the adjusting disc away from the adjusting cylinder.

[0014] Preferably, a first fixing hole is formed in each of the fixing cylinders, a plurality of second fixing holes with the same diameter as the first fixing hole are formed in each of the adjusting cylinders, and a fixing bolt is threadedly connected to the first fixing hole and the adjacent second fixing hole, so that the fixing cylinders and the adjusting cylinders are fixed through the fixing bolt.

[0015] Preferably, a damping ring is arranged on each end of the connecting rod, and the two damping rings are in contact with the surface of the adjusting cylinder close to the adjacent adjusting cylinder.

[0016] Compared with the prior art, the present application has the following beneficial effects:

[0017] 1、The present application cooperates the lifting plate, the adjusting plate, the plug rod and the adjusting disc, so that the user can easily and accurately adjust the angle of the drilling assembly, and ensure that the drill bit can accurately aim at the predetermined drilling point, thereby improving the drilling accuracy, greatly simplifying the operation process and reducing the construction difficulty.

[0018] 2、The utility model discloses through the cooperation of fixed cylinder, adjusting cylinder and fixed bolt etc. parts, user can conveniently adjust the height of drilling assembly and connecting rod to adapt to different tunnel height and punching demand, and this height -adjustable design not only improves the applicability of the device, and also ensures the security and stability in the construction process.

[0019] 3、The utility model discloses in the drilling process, the debris such as gravel produced will fall on the protective cover, avoid the risk that the gravel splashes causes the harm to construction personnel, simultaneously, the protective cover can effectively collect debris such as gravel, and the subsequent cleaning work is convenient. DRAWINGS

[0020] Figure 1 It is the first view schematic drawing of the utility model;

[0021] Figure 2 It is the structural schematic drawing of support assembly in the utility model;

[0022] Figure 3 It is the utility model Figure 2 The enlarged schematic drawing of A place in the utility model;

[0023] Figure 4 It is the structural schematic drawing of drilling assembly in the utility model.

[0024] In the drawing: 1, support seat;11, universal wheel;2, support assembly;21, fixed cylinder;22, adjusting cylinder;23, fixed bolt;24, first fixed hole;25, second fixed hole;3, adjusting assembly;31, adjusting disc;32, limit hole;33, fixed rod;34, adjusting plate;35, plug rod;36, pull plate;37, reset spring;38, steering handle;39, third fixed hole;4, drilling assembly;41, drilling machine;42, protective sleeve;43, protective cover;44, drill bit;45, handle;5, connecting rod;51, damping ring. DETAILED DESCRIPTION

[0025] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the scope of protection of the utility model.

[0026] Embodiment one, please refer to Figures 1-4, tunnel blasting punching device, including support seat 1 and the universal wheel 11 installed at the bottom of support seat 1, the top of support seat 1 is installed with two groups of support assemblies 2, two groups of support assemblies 2 are rotatably connected with connecting rod 5, connecting rod 5 is installed with drilling assembly 4 for punching, support assembly 2 includes fixed cylinder 21 and adjusting cylinder 22, fixed cylinder 21 is installed at the top of support seat 1, adjusting cylinder 22 is slidably connected in fixed cylinder 21, connecting rod 5 is arranged between two adjusting cylinders 22, and the two ends of connecting rod 5 are rotatably connected on two adjusting cylinders 22, one of adjusting cylinders 22 is further provided with adjusting assembly 3 for adjusting the rotation angle of connecting rod 5, drilling assembly 4 includes drilling machine 41, the output end of drilling machine 41 is fixedly connected with drill bit 44, the side close to drill bit 44 of drilling machine 41 is fixedly connected with protective sleeve 42, protective sleeve 42 is sleeved on the outside of drill bit 44, the end away from drilling machine 41 of protective sleeve 42 is further installed with protective cover 43 for collecting gravel, the side away from protective sleeve 42 of drilling machine 41 is further installed with handle 45, first fixing hole 24 is formed in each fixed cylinder 21, a plurality of second fixing holes 25 with the same diameter as first fixing hole 24 are formed in each adjusting cylinder 22, first fixing hole 24 and adjacent second fixing hole 25 are threadedly connected with fixing bolt 23, fixed cylinder 21 and adjusting cylinder 22 are fixed through fixing bolt 23, the two ends of connecting rod 5 are provided with damping ring 51, the side close to adjacent adjusting cylinder 22 of two damping rings 51 is in contact with the surface of adjusting cylinder 22;

[0027] When using the device, first, the support seat 1 is moved to the appropriate position and fixed through the universal wheel 11 at the bottom of the support seat 1, after fixing, the adjusting assembly 3 is adjusted to drive the connecting rod 5 to rotate, the angle of the drilling assembly 4 is adjusted through the rotation of the connecting rod 5, the drill bit 44 is located on the predetermined punching point, and the protective cover 43 is in contact with the hole wall around the punching point;

[0028] The fixing bolt 23 is removed from the fixed cylinder 21 and the adjusting cylinder 22, the two adjusting cylinders 22 are slid up and down, the support assembly 2 drives the drilling assembly 4 and the connecting rod 5 to move up and down, the device is adjusted to the appropriate height, after adjusting, the fixing bolt 23 is screwed back onto the fixed cylinder 21 and the adjusting cylinder 22, so that the height of the drilling assembly 4 and the connecting rod 5 is fixed;

[0029] After all the adjustments are completed, the drilling machine 41 is started, the drill bit 44 is driven by the drilling machine 41 to drill, the gravel and other debris generated during drilling fall on the protective cover 43 and are collected uniformly, after drilling is completed, the adjusting assembly 3 is adjusted again to reset the drilling assembly 4 and the connecting rod 5, and the drilling work is completed.

[0030] Example two, please refer to Figures 1-4The adjusting assembly 3 comprises an adjusting disc 31, the adjusting disc 31 is rotationally connected to one of the adjusting cylinders 22, the adjusting disc 31 is fixed to one end of the connecting rod 5 through a rotating shaft on the side close to the adjusting cylinder 22, a plurality of limiting holes 32 are arranged on the adjusting disc 31, each of the limiting holes 32 penetrates the adjusting disc 31 and extends to the adjacent adjusting cylinder 22, limiting assemblies for fixing the adjusting disc 31 are arranged on both sides of the adjusting disc 31, the limiting assemblies comprise a fixing rod 33, the fixing rod 33 is installed on the side of the adjusting cylinder 22 close to the adjusting disc 31, a adjusting plate 34 is slidably connected to the fixing rod 33, a plug rod 35 is installed on the end of the adjusting plate 34 away from the fixing rod 33, the diameter of the plug rod 35 is the same as that of the limiting hole 32 on the adjusting disc 31, the limiting assemblies further comprise a third fixing hole 39, the third fixing hole 39 is arranged on the adjusting cylinder 22 and located directly below the fixing rod 33, the diameter of the third fixing hole 39 is the same as that of the plug rod 35, a reset spring 37 is further sleeved on the fixing rod 33, the reset spring 37 is arranged on the fixing rod 33 between the adjusting cylinder 22 and the adjusting plate 34, one end of the reset spring 37 is fixed to the surface of the adjusting cylinder 22 and the other end is fixed to the adjusting plate 34, a lifting plate 36 for adjusting and moving the adjusting plate 34 is installed on the top of the adjusting plate 34, a handle 38 for controlling the rotation of the adjusting disc 31 is installed on the side of the adjusting disc 31 away from the adjusting cylinder 22;

[0031] When the drilling assembly 4 and the connecting rod 5 are adjusted, first, the two lifting plates 36 are pulled to drive the adjusting plate 34 to slide upwards along the fixing rod 33, so that the plug rod 35 is removed from the limiting hole 32 on the adjusting disc 31, then the plug rod 35 is aligned with the third fixing hole 39 on the adjusting cylinder 22 by slightly rotating the adjusting plate 34, and the plug rod 35 is inserted into the third fixing hole 39 by pushing downwards;

[0032] At this time, the adjusting disc 31 is no longer limited by the plug rod 35 and the adjusting plate 34, and the adjusting disc 31 can be rotated by rotating the handle 38, so that the adjusting disc 31 drives the connecting rod 5 to rotate through the rotating shaft to adjust the angle of the drilling assembly 4;

[0033] After the adjustment is completed, the connecting rod 5 can be temporarily kept still under the action of the two damping rings 51, the plug rod 35 is removed from the third fixing hole 39 by pulling the two lifting plates 36 and inserted into the adjacent limiting hole 32 on the adjusting disc 31, so that the adjusting disc 31 is completely fixed, the adjustment of the angle of the drilling assembly 4 is completed, and the drilling assembly 4 is started to work after the adjustment is completed.

[0034] Working principle: when using the device, first, the support base 1 is moved to the appropriate position and fixed through the universal wheel 11 at the bottom of the support base 1, after fixing, pull the two pull plates 36, make the two pull plates 36 drive the adjusting plate 34 slide upwards along the fixed rod 33, make the inserting rod 35 move out of the limiting hole 32 on the adjusting disc 31, after moving out, slightly rotate the adjusting plate 34, make the inserting rod 35 align with the third fixing hole 39 on the adjusting cylinder 22, push down to make the inserting rod 35 inserted into the third fixing hole 39, rotate the handle 38 to drive the adjusting disc 31 to rotate, make the adjusting disc 31 drive the connecting rod 5 to rotate through the rotating shaft, adjust the angle of the drilling assembly 4, make the drill bit 44 located on the predetermined drilling point, and make the protective cover 43 contact with the hole wall around the drilling point;

[0035] Remove the fixing bolt 23 from the fixing cylinder 21 and the adjusting cylinder 22, slide the two adjusting cylinders 22 up and down, make the support assembly 2 drive the drilling assembly 4 and the connecting rod 5 to move up and down, adjust the device to the appropriate height, after adjusting, screw the fixing bolt 23 back to the fixing cylinder 21 and the adjusting cylinder 22, to fix the height of the drilling assembly 4 and the connecting rod 5;

[0036] After all the adjustments are completed, start the drilling machine 41, make the drilling machine 41 drive the drill bit 44 to drill, the debris generated during drilling falls on the protective cover 43, and is collected uniformly, after drilling is completed, adjust the adjusting assembly 3 again, make the drilling assembly 4 and the connecting rod 5 reset, and complete the drilling work.

[0037] It should be noted that the devices in the present application are common market devices, which can be selected according to the needs during specific use, and the circuit connection relationship of each device is a simple series and parallel connection circuit, and there is no innovation point in the circuit connection part, which can be easily realized by those skilled in the art, and belongs to the prior art, which will not be described in detail.

[0038] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the present application, the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A tunnel blasting perforating device, comprising a supporting seat (1) and a universal wheel (11) installed at the bottom of the supporting seat (1), characterized in that: The top of the support seat (1) is provided with two groups of support assemblies (2), and the two groups of support assemblies (2) are rotationally connected with a connecting rod (5), and the connecting rod (5) is provided with a drilling assembly (4) for drilling. The support assembly (2) comprises a fixed cylinder (21) and an adjusting cylinder (22), the fixed cylinder (21) is installed on the top of the support seat (1), the adjusting cylinder (22) is slidingly connected in the fixed cylinder (21), the connecting rod (5) is arranged between the two adjusting cylinders (22), and the two ends of the connecting rod (5) are rotationally connected with the two adjusting cylinders (22) respectively, and one of the adjusting cylinders (22) is further provided with an adjusting assembly (3) for adjusting the rotation angle of the connecting rod (5).

2. The tunnel blasting perforating device of claim 1, wherein: The drilling assembly (4) comprises a drilling machine (41), the output end of the drilling machine (41) is fixedly connected with a drill bit (44), the side of the drilling machine (41) close to the drill bit (44) is fixedly connected with a protective sleeve (42), and the protective sleeve (42) is sleeved on the outer side of the drill bit (44); The end of the protective sleeve (42) away from the drilling machine (41) is further provided with a protective cover (43) for collecting gravel, and the side of the drilling machine (41) away from the protective sleeve (42) is further provided with a handle (45).

3. The tunnel blasting perforating device of claim 1, wherein: The adjusting assembly (3) comprises an adjusting disc (31), the adjusting disc (31) is rotationally connected with one of the adjusting cylinders (22), the side of the adjusting disc (31) close to the adjusting cylinder (22) is fixed with one end of the connecting rod (5) through a rotating shaft, a plurality of limiting holes (32) are evenly arranged on the adjusting disc (31), each limiting hole (32) penetrates the adjusting disc (31) and extends to the adjacent adjusting cylinder (22), and limiting assemblies are further arranged on the two sides of the adjusting disc (31) for fixing the adjusting disc (31).

4. The tunnel blasting perforating device of claim 3, wherein: The limiting assembly comprises a fixed rod (33), the fixed rod (33) is installed on the side of the adjusting cylinder (22) close to the adjusting disc (31), the fixed rod (33) is slidingly connected with an adjusting plate (34), the end of the adjusting plate (34) away from the fixed rod (33) is provided with a plug rod (35), and the diameter of the plug rod (35) is the same as that of the limiting hole (32) on the adjusting disc (31).

5. The tunnel blasting perforating device of claim 3, wherein: The limiting assembly further comprises a third fixing hole (39), the third fixing hole (39) is arranged on the adjusting cylinder (22), and the third fixing hole (39) is located directly below the fixed rod (33), and the diameter of the third fixing hole (39) is the same as that of the plug rod (35). A reset spring (37) is further sleeved on the fixed rod (33), and is arranged on the fixed rod (33) between the adjusting cylinder (22) and the adjusting plate (34), one end of the reset spring (37) is fixed to the surface of the adjusting cylinder (22), the other end is fixed to the adjusting plate (34), the top of the adjusting plate (34) is further provided with a pull plate (36) for adjusting the movement of the adjusting plate (34), and the side, away from the adjusting cylinder (22), of the adjusting disc (31) is further provided with a rotating handle (38) for controlling the rotation of the adjusting disc (31).

6. The tunnel blasting perforating device of claim 1, wherein: Each of the fixed cylinders (21) is provided with a first fixing hole (24), each of the adjusting cylinders (22) is provided with a plurality of second fixing holes (25) with the same diameter as the first fixing hole (24), and the first fixing hole (24) and the adjacent second fixing hole (25) are threadedly connected with a fixing bolt (23), and the fixed cylinder (21) and the adjusting cylinder (22) are fixed through the fixing bolt (23).

7. The tunnel blasting perforating device of claim 1, wherein: Both ends of the connecting rod (5) are provided with damping rings (51), and the two damping rings (51) are in contact with the surface of the adjusting cylinder (22) on the side close to the adjacent adjusting cylinder (22).

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