CN210977291U - Blasting drilling equipment is used in tunnel blasting construction - Google Patents
Blasting drilling equipment is used in tunnel blasting construction Download PDFInfo
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- CN210977291U CN210977291U CN201922187598.0U CN201922187598U CN210977291U CN 210977291 U CN210977291 U CN 210977291U CN 201922187598 U CN201922187598 U CN 201922187598U CN 210977291 U CN210977291 U CN 210977291U
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Abstract
The utility model relates to a blasting drilling device for tunnel blasting construction, which solves the problems of low drilling efficiency and large manpower and material cost in the prior art; the technical scheme includes that the drilling machine comprises a flat plate, wherein vertical plates are mounted at the front end and the rear end of the flat plate, a rotating shaft is mounted between the two vertical plates, two rotating plates are arranged on the rotating shaft between the two vertical plates, an expansion bracket is arranged on the rotating shaft, a supporting plate arranged in the front-rear direction is mounted at the outer end of the expansion bracket, a drilling device is mounted on each supporting plate, an adjusting device capable of moving back and forth along the rotating shaft is mounted on the rotating shaft, and when the adjusting device is located at the foremost end of displacement of the adjusting device, the adjusting device rotates to drive the rotating shaft to rotate, and simultaneously the supporting plate is driven by; when the adjusting device is positioned at the rearmost end of the displacement of the adjusting device, the adjusting device rotates to drive the rotating shaft and the telescopic frame to rotate together; the utility model discloses the design is novel, and the structure is ingenious, and the practicality is strong.
Description
Technical Field
The utility model relates to a tunnel construction machinery field, especially a tunnel blasting construction is with blasting drilling equipment.
Background
In the tunnel excavation construction process, when blasting excavation construction is carried out, a plurality of blast holes which are annularly distributed need to be drilled on a blasting surface, explosive packages are configured according to pre-designed blasting parameters and then placed into the blast holes, and then blasting is carried out, so that the blasting construction is completed. At present, when blasting is performed in a tunnel excavation construction process, hole positions of blast holes are generally determined by using a measuring tool, then the blast holes are manually opened on surrounding rocks one by using a drilling machine or a punching device, and as the number of the blast holes opened on a blasting surface is large, the amount of manpower and material resources required to be input is large, the time is long, and the tunnel construction period is influenced to a great extent;
in addition, the drilling device can be arranged on a flat plate, the flat plate can rotate in a vertical plane, and a group of concentric rings of blast holes are drilled by arranging the drilling device at different positions of the flat plate, so that the efficiency of drilling the blast holes one by one is improved compared with the mode of drilling the blast holes one by one after measurement, but according to different materials of the tunnel, the positions of the blast holes at different positions need to be drilled, so that a plurality of flat plates fixed at different positions through the drilling device need to be prepared, different flat plates are selected according to the materials, and the drilling efficiency is influenced; can be dull and stereotyped with drilling equipment swing joint, promote drilling equipment and confirm drilling equipment's position, this kind of mode, drilling equipment is heavier at first, when needing the adjustment, directly promotes drilling equipment, can be harder, in addition, when drilling, shakes power than great, thereby can lead to at drilling equipment at the slip of dull and stereotyped in the in-process unstability of drilling, finally influences drilling efficiency.
Disclosure of Invention
To the situation, for solving the problem that exists among the prior art, the utility model aims at providing a tunnel blasting construction is with blasting drilling equipment, solves among the prior art drilling inefficiency, the big problem of cost manpower and materials.
The technical scheme for solving the problem is as follows: the drilling device comprises a flat plate, wherein vertical plates are respectively arranged at the front end and the rear end of the flat plate, a rotating shaft capable of rotating around the axis of the rotating shaft is arranged between the two vertical plates, two rotating plates are sleeved on the rotating shaft between the two vertical plates, an expansion bracket capable of rotating around the axis of the rotating shaft is arranged on the rotating shaft between the two rotating plates, supporting plates arranged in the front-back direction are arranged at the outer end of the expansion bracket, a drilling device is arranged on each supporting plate, an adjusting device capable of moving back and forth along the rotating shaft is arranged on the rotating shaft, when the adjusting device is positioned at the foremost end of the displacement of the adjusting device, the rotating shaft is driven to rotate by the rotation of the adjusting; when the adjusting device is positioned at the rearmost end of the displacement, the adjusting device rotates to drive the rotating shaft and the telescopic frame to rotate together.
The utility model discloses think about novelty, the structure is ingenious, and the practicality is strong, when can realizing drilling, according to actual need, drills out a set of axis and is located the drilling on the annular coaxial with the pivot, and the adjustment is simple, easily operates, and drilling efficiency is higher.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a top view of the present invention.
Fig. 3 is a partial section enlarged view of the sleeve of the present invention when the sleeve cannot drive the rotating plate to rotate.
Fig. 4 is a partial section enlarged view of the rotating plate driven by the sleeve according to the present invention.
Fig. 5 is a partial front sectional view of the fastening bolt of the present invention connected to the rotating shaft.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.
The utility model is shown in figures 1-5, the utility model comprises a flat plate 1, a vertical plate 2 is installed at both ends around flat plate 1, a rotating shaft 3 capable of rotating around its own axis is installed between two vertical plates 2, two rotating plates 4 are sleeved on rotating shaft 3 between two vertical plates 2, an expansion bracket 5 capable of rotating around the axis of shaft 3 is installed on rotating shaft 3 between two rotating plates 4, a supporting plate 6 placed in the front-back direction is installed at the outer end of expansion bracket 5, a drilling device 7 is installed on each supporting plate 6, an adjusting device 8 capable of moving back and forth along rotating shaft 3 is installed on rotating shaft 3, when adjusting device 8 is located at the forefront end of its displacement, adjusting device 8 rotates to drive rotating shaft 3 to rotate, and simultaneously, supporting plate 6 is driven by expansion bracket 5 to move along the radial direction of rotating shaft 3; when the adjusting device 8 is located at the rearmost end of the displacement, the adjusting device 8 rotates to drive the rotating shaft 3 and the telescopic frame 5 to rotate together.
In order to realize that the rotating shaft 3 can rotate around the axis of the rotating shaft 3, the rotating shaft 3 is connected with the vertical plate 2 through a bearing, a sleeve 9 positioned between the vertical plate 2 and the rotating plate 4 on the front side is installed on the rotating shaft 3, the sleeve 9 is connected with the rotating shaft 3 through a spline, and a handle 10 is installed on the sleeve 9; the rotating handle 10 can rotate the rotating shaft 3.
In order to realize that the adjusting device 8 can drive the rotating plate 4 to rotate together, the adjusting device 8 comprises an outer conical friction wheel 11 which is installed at the rear side of the sleeve 9 and is coaxial with the rotating shaft 3, the diameter of the front end of the outer conical friction wheel 11 is larger than that of the rear end of the outer conical friction wheel 11, an inner conical friction wheel 12 matched with the outer conical friction wheel 11 is arranged at the front end of the rotating plate 4 positioned at the front side, the sleeve 9 moves backwards, the outer conical friction wheel 11 is arranged in the inner conical friction wheel 12, the sleeve 9 is rotated, and the rotating plate 4 rotates through the matching of the outer conical friction wheel 11 and the inner conical friction wheel 12.
In order to realize that when the adjusting device 8 is positioned at the foremost end of the displacement, the adjusting device 8 rotates to drive the rotating shaft 3 to rotate, and simultaneously the expansion bracket 5 drives the supporting plate 6 to move along the radial direction of the rotating shaft 3, the expansion bracket 5 comprises two rotating blocks 13 arranged on the rotating shaft 3, the rotating blocks 13 are in threaded connection with the rotating shaft 3 and have opposite rotating directions, each rotating block 13 is hinged with a connecting rod 14 horizontally arranged in the front-back direction, the middle of each connecting rod 14 is hinged, the tail end of each connecting rod 14 is hinged on the supporting plate 6, and the hinged position can move back and forth along the supporting plate 6.
In order to realize that the hinged position can move back and forth along the support plate 6, two grooves 15 in the front and back direction are formed in the support plate 6, a vertical shaft 16 is installed at the tail end of each connecting rod 14, and the vertical shaft 16 is arranged in the groove 15 and can move back and forth along the groove 15.
In order to realize that the rotating shaft 3 rotates, the support plates 6 are driven by the telescopic frame 5 to move along the radial direction of the rotating shaft 3, a T-shaped groove 17 corresponding to the support plates 6 and along the radial direction of the rotating shaft 3 is formed in the inner side of each rotating plate 4, T-shaped blocks 18 arranged in the T-shaped grooves 17 are arranged at the front end and the rear end of each support plate 6, and the T-shaped blocks 18 can move along the T-shaped grooves 17; the rotating shaft 3 rotates to drive the second rotating block 13 to move back and forth, and the second rotating block 13 moves back and forth to extend or compress the expansion bracket 5, so that the support plate 6 moves along the radial direction of the rotating shaft 3.
In order to realize at the in-process of drilling, pivot 3 and rotor plate 4 do not rotate, riser 2 on install a fastening bolt 19, fastening bolt 19's lower extreme can set up to the arc piece 20 with pivot 3 isodiametric, fastening bolt 19 passes through the bearing with arc piece 20 and is connected, it is protruding to set up to the tooth type on the intrados of arc piece 20, when drilling, rotatory fastening bolt 19, fastening bolt 19 drives arc piece 20 and moves down, and with pivot 3 in close contact with, pivot 3 position is fixed this moment, pivot 3 and rotor plate 4 can't rotate.
Before the device is used, the sleeve 9 is positioned at the outermost displacement end of the sleeve, the outer conical friction wheel 11 and the inner conical friction wheel 12 are separated from each other, the supporting plate 6 is positioned at the innermost displacement end of the sleeve, and the drilling device 7 comprises an electric drill and a drill bit;
when the device is used, the device is firstly pushed to a position to be drilled, the ground below the flat plate 1 is adjusted to be horizontal, the flat plate 1 is fixed on the ground through foundation bolts, a drill bit is right opposite to a wall surface to be drilled, the fastening bolt 19 is screwed, the arc-shaped block 20 is tightly contacted with the rotating shaft 3, and the rotating shaft 3 cannot rotate; then, starting the electric drill to drill; after drilling, the sleeve 9 can be pushed backwards, the sleeve 9 drives the outer conical friction block to move backwards, the outer conical friction block moves backwards and moves into the inner conical friction block, then the fastening bolt 19 is loosened, the arc-shaped block 20 is separated from the rotating shaft 3, then the sleeve 9 is rotated, the sleeve 9 rotates to drive the rotating shaft 3, the telescopic frame 5, the rotating plate 4 and the supporting plate 6 to rotate together, after rotating for a certain angle, the handle 10 is loosened, the fastening bolt 19 is screwed again, drilling is continued, and a plurality of drill holes are drilled according to the steps, wherein the circle center of the drill hole is positioned on a circle coaxial with the rotating shaft 3;
after the drilling is finished, the fastening bolt 19 is loosened, the sleeve 9 is pulled forwards, the outer conical friction wheel 11 and the inner conical friction wheel 12 are separated from each other, then the sleeve 9 is rotated, the sleeve 9 is rotated to drive the rotating shaft 3 to rotate, because the rotating shaft 3 is in clearance fit with the rotating plate 4, the rotating block 13 is in threaded connection with the rotating shaft 3, therefore, when the shaft 3 rotates, the rotating blocks 13 move in a direction to approach each other, and when the rotating blocks 13 move, because the connecting rod 14 is hinged with the rotating block 13, the tail end of the connecting rod 14 is hinged with the supporting plate 6 and can move back and forth, therefore, the rotating block 13 pushes the supporting plate 6 and the drilling device 7 to move outwards in the moving process, and after the drilling device 7 moves outwards for a designated distance, tightening the fastening bolt 19 again, pushing the sleeve 9 backwards, and continuously drilling, wherein the axis of the drilled hole is positioned on a circle coaxial with the rotating shaft 3;
thereby, the position of the drilling device 7 is continuously adjusted to drill a set of axes in a ring shape coaxial with the rotary shaft 3.
It should be noted that, in order to save effort during rotation, a long sleeve can be sleeved on the handle 10 to increase the arm of force, thereby saving effort and facilitating adjustment.
The utility model discloses a pivot 3, rotor plate 4, outer toper clutch blocks, the cooperation of interior toper clutch blocks can realize drilling equipment 7's rotation to drill out a series of drilling coaxial with pivot 3, the adjustment is simple, easily the operation.
The utility model discloses a telescopic bracket 5, pivot 3, the mating reaction of backup pad 6 can realize the light position of adjusting drilling equipment 7, can drill out a set of axis and be located the annular coaxial with pivot 3 according to actual need.
The utility model discloses a set up expansion bracket 5, turning block 13 and pivot 3's threaded connection can realize when drilling, realizes the auto-lock between turning block 13 and the pivot 3 for whole drilling equipment 7 is more steady, has increased the degree of accuracy of drilling.
The utility model discloses think about novelty, the structure is ingenious, and the practicality is strong, when can realizing drilling, according to actual need, drills out a set of axis and is located the drilling on the annular coaxial with pivot 3, and the adjustment is simple, easily operates, and drilling efficiency is higher.
Claims (7)
1. A blasting and drilling device for tunnel blasting construction is characterized by comprising a flat plate (1), wherein vertical plates (2) are respectively arranged at the front end and the rear end of the flat plate (1), a rotating shaft (3) capable of rotating around the axis of the flat plate is arranged between the two vertical plates (2), two rotating plates (4) are sleeved on the rotating shaft (3) between the two vertical plates (2), an expansion bracket (5) capable of rotating around the axis of the rotating shaft (3) is arranged on the rotating shaft (3) between the two rotating plates (4), a supporting plate (6) arranged in the front-rear direction is arranged at the outer end of the expansion bracket (5), a drilling device (7) is arranged on each supporting plate (6), an adjusting device (8) capable of moving back and forth along the rotating shaft (3) is arranged on the rotating shaft (3), when the adjusting device (8) is positioned at the foremost end of displacement, the adjusting device (8) rotates to drive the rotating shaft (3) to, meanwhile, the support plate (6) is driven to move along the radial direction of the rotating shaft (3) through the expansion bracket (5); when the adjusting device (8) is positioned at the rearmost end of the displacement, the adjusting device (8) rotates to drive the rotating shaft (3) and the telescopic frame (5) to rotate together.
2. The blasting and drilling device for tunnel blasting construction according to claim 1, wherein the shaft (3) is connected with the riser (2) through a bearing, the shaft (3) is provided with a sleeve (9) positioned between the riser (2) and the rotating plate (4) on the front side, the sleeve (9) is connected with the shaft (3) through a spline, and the sleeve (9) is provided with a handle (10).
3. The blasting and drilling device for tunnel blasting construction according to claim 2, wherein the adjusting device (8) comprises an outer conical friction wheel (11) which is installed at the rear side of the sleeve (9) and is coaxial with the rotating shaft (3), the diameter of the front end of the outer conical friction wheel (11) is larger than that of the rear end of the outer conical friction wheel (11), an inner conical friction wheel (12) which is matched with the outer conical friction wheel (11) is arranged at the front end of the rotating plate (4) which is located at the front side, the sleeve (9) moves backwards, and the outer conical friction wheel (11) is arranged in the inner conical friction wheel (12).
4. The blasting and drilling device for tunnel blasting construction according to claim 1, wherein the expansion bracket (5) comprises two rotating blocks (13) arranged on the rotating shaft (3), the rotating blocks (13) are in threaded connection with the rotating shaft (3) and have opposite rotating directions, each rotating block (13) is hinged with a connecting rod (14) horizontally arranged in the front-back direction, the middle of each connecting rod (14) is hinged, the tail end of each connecting rod (14) is hinged on the support plate (6), and the hinged position can move back and forth along the support plate (6).
5. The blasting and drilling device for tunnel blasting construction according to claim 4, wherein the supporting plate (6) is provided with two grooves (15) in the front-back direction, the tail end of each connecting rod (14) is provided with a vertical shaft (16), and the vertical shafts (16) are arranged in the grooves (15) and can move back and forth along the grooves (15).
6. The blasting and drilling device for tunnel blasting construction according to claim 1, wherein a T-shaped groove (17) corresponding to the support plate (6) and extending along the radial direction of the rotating shaft (3) is formed in the inner side of each rotating plate (4), T-shaped blocks (18) arranged in the T-shaped grooves (17) are mounted at the front end and the rear end of the support plate (6), and the T-shaped blocks (18) can move along the T-shaped grooves (17).
7. The blasting and drilling device for tunnel blasting construction according to claim 1, wherein a fastening bolt (19) is mounted on the vertical plate (2), the lower end of the fastening bolt (19) can be arranged to be an arc block (20) with the diameter equal to that of the rotating shaft (3), the fastening bolt (19) is connected with the arc block (20) through a bearing, and a tooth-shaped protrusion is arranged on the inner arc surface of the arc block (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922187598.0U CN210977291U (en) | 2019-12-09 | 2019-12-09 | Blasting drilling equipment is used in tunnel blasting construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922187598.0U CN210977291U (en) | 2019-12-09 | 2019-12-09 | Blasting drilling equipment is used in tunnel blasting construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210977291U true CN210977291U (en) | 2020-07-10 |
Family
ID=71447459
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922187598.0U Active CN210977291U (en) | 2019-12-09 | 2019-12-09 | Blasting drilling equipment is used in tunnel blasting construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210977291U (en) |
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2019
- 2019-12-09 CN CN201922187598.0U patent/CN210977291U/en active Active
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