CN221055650U - Auxiliary positioning device for tunneling of tunnel blasting blast holes - Google Patents
Auxiliary positioning device for tunneling of tunnel blasting blast holes Download PDFInfo
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- CN221055650U CN221055650U CN202322470494.7U CN202322470494U CN221055650U CN 221055650 U CN221055650 U CN 221055650U CN 202322470494 U CN202322470494 U CN 202322470494U CN 221055650 U CN221055650 U CN 221055650U
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- laser instrument
- positioning device
- auxiliary positioning
- semicircular disc
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- 238000005422 blasting Methods 0.000 title claims abstract description 21
- 230000005641 tunneling Effects 0.000 title claims description 8
- 230000006835 compression Effects 0.000 claims abstract description 11
- 238000007906 compression Methods 0.000 claims abstract description 11
- 238000009412 basement excavation Methods 0.000 claims description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000005553 drilling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The utility model relates to the technical field of tunnel blasting, in particular to a tunnel blasting blast hole digging auxiliary positioning device, which comprises: the vertical laser instrument is fixed on the surface of the sliding block, the sliding block is arranged on the surface of the fan-shaped disc, the fan-shaped disc is semicircular, and the surface of the sliding block is connected with the straight rod; the base is symmetrically provided with four groups of telescopic rods at the bottom, and the surfaces of the four groups of telescopic rods are provided with adjusting knobs; the horizontal laser instrument is arranged at the top of the upright post, and the upright post is fixed on the surface of the base; the beneficial effects are as follows: the clamping block is fixed inside the clamping groove through the compression spring, the straight rod can not rotate to fix the vertical laser instrument, the length of the telescopic rod can be adjusted through the adjusting knob and the telescopic rod is fixed, the device can be leveled through combining with the horizontal adjusting bubble, so that the accuracy of the blast hole is guaranteed, five groups of cross points are formed through five groups of vertical laser instruments and one group of horizontal laser instruments, the cross points are blast hole positions, and the device guarantees the accuracy of the blast hole positions and simultaneously positions multiple groups of blast holes.
Description
Technical Field
The utility model relates to the technical field of tunnel blasting, in particular to an auxiliary positioning device for tunneling a tunnel blasting blast hole.
Background
The tunnel is a key and critical engineering for construction of highways, railways and the like, and the tunnel excavation method is rapidly developed along with development of railway construction and technological progress. The more commonly used excavation methods include a drilling and blasting method, a shield method and a heading machine method;
The control of each procedure link of tunnel blasting construction is a precondition for improving the construction efficiency, site constructors often use a laser instrument to match with a tape measure to mark, and then dig blasting holes at marked places;
However, when the tape measure is used for measuring and marking, the marking and the measurement need to be performed at every other point, the operation is very troublesome, the on-site construction efficiency is not improved, and a device capable of improving the working efficiency and accurately positioning a plurality of blasting holes at the same time is needed.
Disclosure of Invention
The utility model aims to provide an auxiliary positioning device for tunneling of tunnel blasting blastholes, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a tunnel blasting blasthole excavation auxiliary positioning device, comprising:
the vertical laser instrument is fixed on the surface of the sliding block, the sliding block is arranged on the surface of the semicircular disc, the semicircular disc is semicircular, and the surface of the sliding block is connected with the straight rod;
The base is symmetrically provided with four groups of telescopic rods at the bottom, and the surfaces of the four groups of telescopic rods are provided with adjusting knobs;
the horizontal laser instrument is arranged at the top of the upright post, and the upright post is fixed on the surface of the base.
Preferably, friction lines are arranged on the surface of the semicircular disc, the sliding blocks are in contact with the friction lines, arc-shaped sliding grooves are formed in the surface of the semicircular disc, and the sliding blocks can slide on the surfaces of the arc-shaped sliding grooves.
Preferably, five groups of straight rods are fixedly bolted to the surface of the center of the semicircular disc, the straight rods can rotate with resistance along the center of the semicircular disc, clamping grooves are formed in the surface of the semicircular disc, and the clamping grooves correspond to the angle scales of the semicircular disc.
Preferably, the surface of the straight rod is inserted with a clamping block, the clamping block is inserted into the clamping groove at the same time, the surface of the clamping block is provided with a compression spring, the compression spring is welded on the inner wall of the concave supporting seat, and the concave supporting seat is fixed on the surface of the straight rod.
Preferably, the bottom of the base is provided with a fixed seat, the fixed seat is arranged on the ground, the surface of the base is provided with a horizontal alignment bubble, and the horizontal alignment bubble is positioned at the circular position of the semicircular disc.
Preferably, the level laser instrument is fixed on a surface rotating shaft of the servo motor, and the servo motor can rotate and control the level laser instrument.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model provides a pair of tunnel blasting big gun hole digs auxiliary positioning device, inside being fixed in the draw-in groove through compression spring with the fixture block, thereby can make the straight-bar unable rotation fix vertical laser appearance, adjustable telescopic link length through adjust knob is fixed, the level adjustment bubble of reunion can leveling the device, thereby guaranteed the accuracy of big gun hole, form five sets of junctions through five vertical laser appearance of group and a set of level laser appearance, the junction is big gun hole position, carry out accurate adjustment to the level laser appearance through servo motor and can advance next group big gun hole position forward, the device has not only guaranteed the accuracy of big gun hole position, but also can carry out the location of multiunit big gun hole simultaneously, save time, easy operation.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of the structure of the present utility model;
FIG. 3 is a schematic diagram of the structure of the present utility model.
In the figure: servo motor 1, horizontal laser instrument 2, stand 3, friction line 4, slider 5, perpendicular laser instrument 6, straight-bar 7, semicircle board 8, arc spout 9, adjust knob 10, base 11, telescopic link 12, fixing base 13, draw-in groove 14, horizontal adjustment bubble 15, fixture block 16, concave supporting seat 17, compression spring 18.
Detailed Description
In order to make the objects, technical solutions, and advantages of the present utility model more apparent, the embodiments of the present utility model will be further described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are some, but not all, embodiments of the present utility model, are intended to be illustrative only and not limiting of the embodiments of the present utility model, and that all other embodiments obtained by persons of ordinary skill in the art without making any inventive effort are within the scope of the present utility model.
Referring to fig. 1 to 3, the present utility model provides a technical solution: a tunnel blasting blasthole excavation auxiliary positioning device, comprising:
The vertical laser instrument 6, five groups of vertical laser instruments 6 and one group of horizontal laser instruments form five groups of crossing points, namely blast hole positions, the vertical laser instrument 6 is fixed on the surface of the sliding block 5, the sliding block 5 is arranged on the surface of the semicircular disc 8, the semicircular disc 8 is semicircular, the surface of the sliding block 5 is connected with the straight rod 7, friction lines 4 are arranged on the surface of the semicircular disc 8, the sliding block 5 is in contact with the friction lines 4, the surface of the semicircular disc 8 is provided with an arc-shaped chute 9, the sliding block 5 can slide on the surface of the arc-shaped chute 9, the five groups of straight rods 7 are fixedly bolted to the surface of the center of the semicircular disc 8, the straight rods 7 can rotate with resistance along the center of the semicircular disc 8, the surface of the semicircular disc 8 is provided with clamping grooves 14, and the clamping grooves 14 correspond to 180 angle scales of the semicircular disc 8;
The surface of the straight rod 7 is inserted with a clamping block 16, the clamping block 16 is simultaneously inserted into the clamping groove 14, the surface of the clamping block 16 is provided with a compression spring 18, the compression spring 18 fixes the clamping block 11 in the clamping groove 14, the straight rod 7 can not rotate so as to fix the vertical laser instrument 6, the compression spring 18 is welded on the inner wall of a concave supporting seat 17, and the concave supporting seat 17 is fixed on the surface of the straight rod 7;
The device comprises a base 11, four groups of telescopic rods 12 are symmetrically arranged at the bottom of the base 11, the surfaces of the four groups of telescopic rods 12 are respectively provided with an adjusting knob 10, the adjusting knobs 10 can adjust the lengths of the telescopic rods and fix the telescopic rods, and then the device can be leveled by combining horizontal adjusting bubbles 15, so that the accuracy of a blast hole is ensured, a fixed seat 13 is arranged at the bottom of the base 11, the fixed seat 13 is arranged on the ground, the horizontal adjusting bubbles 15 are arranged on the surface of the base 11, and the horizontal adjusting bubbles 15 are positioned at the round part of a semicircular disc 8;
The horizontal laser instrument 2, horizontal laser instrument 2 locates stand 3 top, and stand 3 is fixed in base 11 surface, and horizontal laser instrument 2 is fixed in servo motor 1 surface pivot, and servo motor 1 carries out accurate regulation to horizontal laser instrument and can advance next group big gun hole position, and servo motor 1 can carry out rotary control to horizontal laser instrument 2.
Working principle: the utility model provides a tunnel blasting big gun hole digs auxiliary positioning device, inside being fixed in draw-in groove 14 through compression spring 18 with fixture block 11, thereby can make the unable rotation of straight-bar 7 fix vertical laser instrument 6, adjustable telescopic link length through adjust knob 10 is fixed, the level adjustment bubble 15 of reunion can leveling the device, thereby guaranteed the accuracy of big gun hole, form five sets of crossing points through five vertical laser instrument 6 of group and a set of horizontal laser instrument, the crossing point is the big gun hole position, carry out accurate regulation to horizontal laser instrument through servo motor 1 and can advance next group big gun hole position forward, the accuracy of big gun hole position has not only been guaranteed to this device, but also can carry out the location of multiunit big gun hole simultaneously, save time, easy operation.
While the foregoing describes illustrative embodiments of the present application so that those skilled in the art may understand the present application, the present application is not limited to the specific embodiments, and all applications and creations utilizing the inventive concepts are within the scope of the present application as long as the modifications are within the spirit and scope of the present application as defined and defined in the appended claims to those skilled in the art.
Claims (6)
1. The utility model provides a tunnel blasting big gun hole digs auxiliary positioning device which characterized in that: comprising the following steps:
The vertical laser instrument (6), the vertical laser instrument (6) is fixed on the surface of the sliding block (5), the sliding block (5) is arranged on the surface of the semicircular disc (8), the semicircular disc (8) is semicircular, and the surface of the sliding block (5) is connected with the straight rod (7);
The base (11), the bottom of the base (11) is symmetrically provided with four groups of telescopic rods (12), and the surfaces of the four groups of telescopic rods (12) are provided with adjusting knobs (10);
The horizontal laser instrument (2), the stand (3) top is located to horizontal laser instrument (2), and stand (3) are fixed in base (11) surface.
2. The auxiliary positioning device for tunneling blasting blastholes according to claim 1, wherein: the friction lines (4) are arranged on the surface of the semicircular disc (8), the sliding blocks (5) are in contact with the friction lines (4), the arc-shaped sliding grooves (9) are formed in the surface of the semicircular disc (8), and the sliding blocks (5) can slide on the surfaces of the arc-shaped sliding grooves (9).
3. The auxiliary positioning device for tunneling blasting blastholes according to claim 2, wherein: five groups of straight rods (7) are fixedly bolted to the surface of the center of the circle of the semicircular disc (8), the straight rods (7) can rotate with resistance along the center of the circle of the semicircular disc (8), clamping grooves (14) are formed in the surface of the semicircular disc (8), 180 clamping grooves (14) are formed in the surface of the semicircular disc, and the clamping grooves (14) correspond to 180 angle scales of the semicircular disc (8).
4. A tunnel blasting blasthole excavation auxiliary positioning device as claimed in claim 3, wherein: the surface of the straight rod (7) is inserted with a clamping block (16), the clamping block (16) is inserted into the clamping groove (14) at the same time, the surface of the clamping block (16) is provided with a compression spring (18), the compression spring (18) is welded on the inner wall of the concave supporting seat (17), and the concave supporting seat (17) is fixed on the surface of the straight rod (7).
5. The auxiliary positioning device for tunneling blasting blastholes according to claim 4, wherein: the base (11) bottom is equipped with fixing base (13), and subaerial is arranged in to fixing base (13), and base (11) surface is equipped with horizontal alignment bubble (15), and horizontal alignment bubble (15) are located the circular department of semicircle board (8).
6. The auxiliary positioning device for tunneling blasting blastholes according to claim 5, wherein: the level laser instrument (2) is fixed on a surface rotating shaft of the servo motor (1), and the servo motor (1) can rotate and control the level laser instrument (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322470494.7U CN221055650U (en) | 2023-09-12 | 2023-09-12 | Auxiliary positioning device for tunneling of tunnel blasting blast holes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322470494.7U CN221055650U (en) | 2023-09-12 | 2023-09-12 | Auxiliary positioning device for tunneling of tunnel blasting blast holes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221055650U true CN221055650U (en) | 2024-05-31 |
Family
ID=91202571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322470494.7U Active CN221055650U (en) | 2023-09-12 | 2023-09-12 | Auxiliary positioning device for tunneling of tunnel blasting blast holes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221055650U (en) |
-
2023
- 2023-09-12 CN CN202322470494.7U patent/CN221055650U/en active Active
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