CN209163728U - A kind of tunnel boring orienting device - Google Patents
A kind of tunnel boring orienting device Download PDFInfo
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- CN209163728U CN209163728U CN201821725657.4U CN201821725657U CN209163728U CN 209163728 U CN209163728 U CN 209163728U CN 201821725657 U CN201821725657 U CN 201821725657U CN 209163728 U CN209163728 U CN 209163728U
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- ball
- fluting
- sphere
- ball cover
- tunnel boring
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Abstract
The utility model provides a kind of tunnel boring orienting device, is related to tunnel boring directional orientation tool field, including pedestal, ball cover and aperture bulb, ball cover is mounted on the base, ball cover center of inside position is provided with ball seat, and the upper surface of ball cover is provided with fluting, and ball cover is connected to fluting；Aperture bulb includes sphere and ball axis, and sphere and ball axis connection, sphere installation have gap in ball seat between sphere and ball seat, ball axis is extended to outside ball cover by fluting, and ball axis can be swung along fluting；Aperture bulb is hollow core structures, and the aperture entered for drill bit is provided at the top of ball axis；Location hole is provided on ball cover, location hole is connected to ball seat, and fastener passes through location hole and positions to sphere.It is easy to operate, bore that quick-fried orientation is accurate, work efficiency is high using the device, it can effectively solve traditional technology and bore the quick-fried not accurate bring mass defect of orientation, quick-fried angle is bored in effective control, it is ensured that constructing tunnel quality, while avoiding the waste of material.
Description
Technical field
The utility model provides a kind of tunnel boring orienting device, is related to tunnel boring directional orientation tool field.
Background technique
Explosion is one of the main method that stone matter surrounding rock tunnel excavates, and is had main steps that, air pressure gun or rock drill are first used
Drill through explosion eye in profiled outline region, be then charged into the blasted materials such as explosive, by explosive blasting generate shock wave and answer
Reeb, which generates huge acting ability to country rock around, makes stone matter rock crusher, thus achieve the effect that excavation, tunnel boring eye
Orientation becomes the key factor for influencing Blasting Excavation.
The orientation of conventional tunnel drilling eye rule of thumb estimates that directional angle inaccuracy causes tunnel mainly by operator
Road backbreaks or owes to dig, and causes a degree of waste of material, not only affects construction quality, and increase construction personnel
Workload.
Row those skilled in the art know altogether, and during tunnel blasting excavation, explosion eye extrapolation angle is the key that blast working
Link, accurately measuring, the angle for controlling explosion eye, can effectively control the precision and line style of tunnel blasting excavation, sufficiently send out
The efficiency of explosive is waved, the unordered disturbance to tunnel surrounding is reduced, protects the force structure of country rock, be conducive to Tunnel Engineering matter
The promotion of amount；It can be effectively controlled tunnel simultaneously to backbreak, owe the threshold value dug, reduce the workload of construction personnel, reduce the wave of material
Take.But so crucial technology, construction personnel is depended on all the time and estimates completion, and arbitrariness is also big, low precision.
Utility model content
In order to solve problem above, the utility model provides a kind of tunnel boring orienting device, is used for tunnel boring eye
Orientation has the advantages that easy to operate, orientation is accurate, work efficiency is higher.
The technical solution of the utility model is as follows: a kind of tunnel boring orienting device, including pedestal, ball cover and aperture ball
Head, the ball cover are mounted on the base, and ball cover center of inside position is provided with ball seat, and the upper surface of the ball cover is provided with
Fluting, the ball cover are connected to fluting；The aperture bulb includes sphere and ball axis, the sphere and ball axis connection, the ball
Body is mounted in ball seat, there is gap between the sphere and ball seat, and the ball axis is extended to outside ball cover by fluting, the ball axis
It can be swung along fluting；The aperture bulb is hollow core structures, and the aperture entered for drill bit is provided at the top of the ball axis；It is described
Location hole is provided on ball cover, the location hole is connected to ball seat, and fastener passes through location hole and positions to sphere.
Technical solutions of the utility model further include: the fluting is strip structure.
Technical solutions of the utility model further include: angular marking ruler is provided on the pedestal, the top of the ball axis is set
It is equipped with the indicator matched to angular marking ruler, the angular marking ruler is identical as the direction of fluting.
Technical solutions of the utility model further include: the ball axis can carry out the swing within the scope of 270 ° along fluting.
Technical solutions of the utility model further include: the fastener is positioning fixing bolt, is provided on the location hole
With the screw thread of positioning fixing bolt cooperation.
Technical solutions of the utility model further include: the ball cover is hollow core structures.
Technical solutions of the utility model further include: the bottom of the ball seat is provided with aperture.
Preferably, being provided with bore channel in the middle part of the base lower surface, the bore channel is matched with the fluting.
The device mainly carries out tunnel boring orientation method in the following manner, and step specifically includes that
1) explosion eye is determined；
2) tunnel boring orienting device is placed on explosion eye；
3) make angular marking item perpendicular to the tangent line of tunnel contour line, form two-dimensional coordinate, fixed tunnel boring orientation dress
It sets；
4) explosion canthus degree is determined according to blasting scheme, ball axis is swung according to angular marking item；
5) when ball axis reaches explosion eye angle requirement, sphere is fixed in tightening fastener parts, realizes orientation；
6) drill bit is probeed into aperture bulb by the aperture of ball axis and is drilled to explosion eye.
The utility model has the following beneficial effects: the utility model provides a kind of tunnel boring orienting device, the dress is used
It sets, it is easy to operate, bore that quick-fried orientation is accurate, work efficiency is high, it can effectively solve traditional technology and bore the quick-fried not accurate bring quality of orientation and lack
It falls into, quick-fried angle is bored in effective control, it is ensured that constructing tunnel quality, while avoiding the waste of material.
Detailed description of the invention
Fig. 1 is the utility model tunnel boring orienting device structural schematic diagram；
Fig. 2 is the utility model tunnel boring orienting device schematic top plan view；
Fig. 3 is 1 side elevational cross-section schematic diagram of the utility model tunnel boring orienting device embodiment；
Fig. 4 is 2 side elevational cross-section schematic diagram of the utility model tunnel boring orienting device embodiment；
Fig. 5 is the utility model tunnel boring orientation method schematic illustration.
Wherein, 1, pedestal, 2, ball cover, 21, location hole, 22, ball seat, 23, fluting, 3, positioning fixing bolt, 4, angle mark
Show ruler, 5, aperture bulb, 51, sphere, 52, ball axis.
Specific embodiment
The utility model is described further below in conjunction with drawings and examples.
Embodiment one
As shown in Figure 1, the present embodiment tunnel boring orienting device, ball cover 2 and aperture ball including pedestal 1, hollow core structures
First 5, the ball cover 2 is mounted on pedestal 1, and the 2 center of inside position of ball cover is provided with ball seat 22, the upper table of the ball cover 2
Face is provided with strip fluting 23, and the ball cover 2 is connected to fluting 23.
As shown in Fig. 2, the aperture bulb 5 includes sphere 51 and ball axis 52, the sphere 51 is connect with ball axis 52, described
Sphere 51 is mounted in ball seat 22, has gap between the sphere 51 and ball seat 22, to guarantee may be rotated, the ball axis
52 are extended to outside ball cover 2 by fluting 23, and the ball axis 52 can be swung along fluting 23；The aperture bulb 5 is hollow core structures, institute
The top for stating ball axis 52 is provided with the aperture entered for drill bit, and the bottom of the ball seat 22 is provided with aperture, for drill bit lean out into
Row drilling.
Preferably, being provided with bore channel in the middle part of 1 lower surface of pedestal, the bore channel and the fluting 23 match
It closes.
It is provided with location hole 21 on the ball cover 2, the spiral shell cooperated with positioning fixing bolt 3 is provided on the location hole 21
Line.The location hole 21 is connected to ball seat 22, and positioning fixing bolt 3 passes through location hole 21 and positions to sphere 51.
The ball axis 52 can carry out the swing within the scope of 270 ° along fluting 23, be provided with angular marking ruler on the pedestal 1
4, the top of the ball axis 52 is provided with the indicator matched to angular marking ruler 4, the angular marking ruler 4 and fluting 23
Direction is identical.
Embodiment two
In order to guarantee the intensity of tunnel boring orienting device, entity structure is set by ball cover 2 as shown in Figure 4.
As shown in figure 5, the device mainly carries out tunnel boring orientation method in the following manner, step is specifically included that
1) explosion eye is determined；
2) tunnel boring orienting device is placed on explosion eye；
3) make angular marking item perpendicular to the tangent line of tunnel contour line, form two-dimensional coordinate, fixed tunnel boring orientation dress
It sets；
4) explosion canthus degree is determined according to blasting scheme, ball axis 52 is swung according to angular marking item；
5) when ball axis 52 reaches explosion eye angle requirement, sphere 51 is fixed in tightening fastener parts, realizes orientation；
6) drill bit is probeed into aperture bulb 5 by the aperture of ball axis 52 and is drilled to explosion eye.
It is drilled using the utility model tunnel boring orienting device, it is easy to operate, bore that quick-fried orientation is accurate, work efficiency is high,
It can effectively solve traditional technology and bore the quick-fried not accurate bring mass defect of orientation, quick-fried angle is bored in effective control, it is ensured that is applied in tunnel
Working medium amount, while the waste of material is avoided, there is good practicability.
The above is only the preferred embodiment of the utility model, not does limit in any form to the utility model
System, done any modifications, equivalent replacements, and improvements etc., should be included in this reality within the spirit and principle of the utility model
Within novel protection scope.
Claims (6)
1. a kind of tunnel boring orienting device, it is characterised in that: including pedestal (1), ball cover (2) and aperture bulb (5), the ball
Cover (2) is mounted on pedestal (1), and ball cover (2) the center of inside position is provided with ball seat (22), the upper table of the ball cover (2)
Face is provided with fluting (23), and the ball cover (2) is connected to fluting (23)；
The aperture bulb (5) includes sphere (51) and ball axis (52), and the sphere (51) connect with ball axis (52), the sphere
(51) it is mounted in ball seat (22), has gap between the sphere (51) and ball seat (22), the ball axis (52) passes through fluting
(23) ball cover (2) is extended to outside, the ball axis (52) can swing along fluting (23)；
The aperture bulb (5) is hollow core structures, and the aperture entered for drill bit is provided at the top of the ball axis (52)；
It is provided with location hole (21) on the ball cover (2), the location hole (21) is connected to ball seat (22), and fastener passes through positioning
Hole (21) positions sphere (51).
2. tunnel boring orienting device as described in claim 1, it is characterised in that: the fluting (23) is strip structure.
3. tunnel boring orienting device as claimed in claim 2, it is characterised in that: angled mark is arranged on the pedestal (1)
Show ruler (4), the top of the ball axis (52) is provided with the indicator matched to angular marking ruler (4), the angular marking ruler
(4) identical as the fluting direction of (23).
4. tunnel boring orienting device as claimed in claim 3, it is characterised in that: the ball axis (52) can along fluting (23) into
Swing within the scope of 270 ° of row.
5. tunnel boring orienting device as described in claim 1, it is characterised in that: the fastener is positioning fixing bolt
(3), the screw thread with positioning fixing bolt (3) cooperation is provided on the location hole (21).
6. tunnel boring orienting device as claimed in claim 1 to 5, it is characterised in that: the ball cover (2) is hollow knot
Structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821725657.4U CN209163728U (en) | 2018-10-24 | 2018-10-24 | A kind of tunnel boring orienting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821725657.4U CN209163728U (en) | 2018-10-24 | 2018-10-24 | A kind of tunnel boring orienting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209163728U true CN209163728U (en) | 2019-07-26 |
Family
ID=67334911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821725657.4U Active CN209163728U (en) | 2018-10-24 | 2018-10-24 | A kind of tunnel boring orienting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209163728U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109184562A (en) * | 2018-10-24 | 2019-01-11 | 中铁十四局集团有限公司 | A kind of tunnel boring orienting device and method |
-
2018
- 2018-10-24 CN CN201821725657.4U patent/CN209163728U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109184562A (en) * | 2018-10-24 | 2019-01-11 | 中铁十四局集团有限公司 | A kind of tunnel boring orienting device and method |
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