CN203796169U - Hole dip angle control device for tunnel engineering drilling-blasting excavation - Google Patents
Hole dip angle control device for tunnel engineering drilling-blasting excavation Download PDFInfo
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- CN203796169U CN203796169U CN201420215182.XU CN201420215182U CN203796169U CN 203796169 U CN203796169 U CN 203796169U CN 201420215182 U CN201420215182 U CN 201420215182U CN 203796169 U CN203796169 U CN 203796169U
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- side rod
- right angle
- angle side
- control device
- tunnel
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Abstract
The utility model discloses a hole dip angle control device for tunnel engineering drilling-blasting excavation. The hole dip angle control device comprises a dip angle measuring rack, a plumb bob and a plumb line, the dip angle measuring rack comprises a bevel side bar, a right-angle side bar I and a right-angle side bar II which are connected with one another and form a right triangle, one end of the right-angle side bar II is fixedly connected with the right-angle side bar I and perpendicular to the same, the other end of the right-angle side bar II is hinged to the bevel side bar, the bevel side bar is movably connected with the right-angle side bar I, the upper end of the plumb line is fixed on the center line of the right-angle side bar I, and the lower end of the plumb line is connected with the plumb bob. The defects that in the process of tunnel engineering drilling-blasting excavation, the hole dip angle is difficult to be controlled and is mainly controlled by operating personnel experientially, impact of human factors is large and an excavation face is rugged after blasting as a result of difficulty in construction in subsequent working procedures are overcome. By the hole dip angle control device for tunnel engineering drilling-blasting excavation, the hole angle is controlled more conveniently, rapidly and effectively, and quality of tunnel drilling-blasting excavation is guaranteed.
Description
Technical field
The utility model belongs to the device field of construction of tunnel, is specifically related to a kind of construction of tunnel and bores to pop and dig dip angle of hole control device.
Background technology
Tunnel excavation construction, adopts Mining Method more, bores and needs before the excavation construction that pops first to bore quick-fried design according to geological conditions etc., and tunnel perimeter light blast hole must have certain camber angle.Afterwards, at tunnel tunnel face measuring bore position, adopt air rock drill boring, while boring perimeter hole, before perforate, first adopt the instruments such as bevel protractor to measure the camber angle of drilling rods or by operator's keyhole outer dip angle by rule of thumb.Due to the non-dip angle of hole special measurement of bevel protractor equipment, while measuring inclination angle, bevel protractor is difficult to coordinate with drilling rod, therefore it is inconvenient to adopt bevel protractor to control in the method actual mechanical process of inclination angle, when holing, tunnel excavation seldom adopts, how by operator's keyhole outer dip angle by rule of thumb.Cause tunnel excavation bore inclining angle defective, after explosion, excavation face is uneven, postorder operation constructional difficulties.
Therefore,, for overcoming the above problems, need a kind of construction of tunnel that can conveniently control brill blast hole camber angle to bore to pop and dig dip angle of hole control device.
Utility model content
In view of this, the purpose of this utility model is the problem existing in existing tunnel drilling and blasting excavation construction, provides a kind of construction of tunnel to bore to pop and digs dip angle of hole control device.Construction of tunnel of the present utility model is bored to pop and is dug dip angle of hole control device and comprise measurement of dip angle frame, plumb bob and cotton rope, measurement of dip angle frame comprises hypotenuse bar, right angle side rod I and the right angle side rod II that interconnects and form right-angled triangle, side rod II one end, right angle is fixedly connected on right angle side rod I mutually vertical with it, the right angle side rod II other end is articulated with hypotenuse bar, hypotenuse bar and right angle side rod I can relative slidings, cotton rope one end is fixed on right angle side rod I center line, and the other end is connected in plumb bob;
Further, on described right angle side rod I and hypotenuse bar, along it, be longitudinally equipped with shifting chute, measurement of dip angle frame is worn movable bolt in also comprising, inside wear movable bolt through right angle side rod I with the shifting chute on hypotenuse bar for right angle side rod I is fixedly connected with hypotenuse bar;
Further, described hypotenuse bar lateral surface is the axis arc surface parallel with hypotenuse bar;
Further, described right angle side rod I is hinged with a folded section and its hinge and is positioned at right angle side rod I and right angle side rod II tie point below;
Further, in described right angle side rod I, along it, be longitudinally provided with center marking line.
The beneficial effects of the utility model are: construction of tunnel of the present utility model is bored to pop and dug dip angle of hole control device, comprise the hypotenuse bar that interconnects and form right-angled triangle, right angle side rod I and right angle side rod II, plumb bob is suspended on right angle side rod by cotton rope, when needs are measured tunnel boring angle of inclination, hypotenuse bar lateral surface and drilling rod can be adjacent to, the right angle side rod I of measurement bay is vertically placed, when cotton rope overlaps with right angle side rod I center line, the angle of hypotenuse bar and right angle side rod I is boring dilling angle, by the control to this angle, can guarantee that dip angle of hole is in prescribed limit, avoid that tunnel excavation bore inclining angle is defective to be caused after explosion, excavation face is uneven, postorder operation constructional difficulties.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, technical solutions of the utility model are further illustrated:
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the sectional schematic diagram of hypotenuse bar.
Fig. 3 is the structural representation of right angle side rod I.
The specific embodiment
Fig. 1 is structural representation of the present utility model, and Fig. 2 is the section signal of hypotenuse bar 4, and Fig. 3 is the structural representation of right angle side rod I 2.As shown in the figure, in the present embodiment, construction of tunnel is bored to pop and is dug dip angle of hole control device and comprise measurement of dip angle frame, plumb bob 7 and cotton rope 6, measurement of dip angle frame comprises the hypotenuse bar 4 that interconnects and form right-angled triangle, right angle side rod I 2 and right angle side rod II 3, side rod II 3 one end, right angle are fixedly connected on right angle side rod I 2 mutually vertical with it, right angle side rod II 3 other ends are articulated with hypotenuse bar 4, hypotenuse bar 4 and right angle side rod I 2 can relative slidings, cotton rope 6 one end are fixed on right angle side rod I 2 center lines, the other end is connected in plumb bob 7, in the present embodiment, construction of tunnel is bored to pop and is dug dip angle of hole control device in use, hypotenuse bar 4 lateral surfaces and drilling rod can be adjacent to, the right angle side rod I of measurement bay is vertically placed, while making plumb bob 7 cotton ropes 6 overlap with right angle side rod I 2 center lines simultaneously, hypotenuse bar 4 is boring dilling angle with the angle of right angle side rod I 2.
In the present embodiment, on described right angle side rod I 2 and hypotenuse bar 4, along it, be longitudinally equipped with shifting chute 5, measurement of dip angle frame is worn movable bolt 1 in also comprising, inside wear movable bolt 1 through right angle side rod I 2 with the shifting chute 5 on hypotenuse bar 4 for right angle side rod I 2 is fixedly connected with hypotenuse bar 4, this is interior wears that movable bolt 1 can unclamp or fixedly right angle side rod I 2 and hypotenuse bar 4, when needs are set the bore inclining angle of adjusting brill blast hole, operating personnel can first unclamp this interior movable bolt 1 of wearing, owing to being longitudinally equipped with shifting chute 5 along it on right angle side rod I 2 and hypotenuse bar 4, thereby make operating personnel in the interior slip of shifting chute 5, to regulate right angle side rod I 2 and hypotenuse bar 4 relative positions by wearing movable bolt 1 in making, thereby regulate the angle of right angle side rod I 2 and hypotenuse bar 4, when being adjusted to bore inclining angle design value, in need screwing, wearing movable bolt 1 fixes right angle side rod I 2 and hypotenuse bar 4 link positions, avoid set angle to change, make to bore blast hole inclination angle and occur error.
In the present embodiment, described hypotenuse bar 4 lateral surfaces are the axis arc surface parallel with hypotenuse bar 49, as Fig. 2, the arc top of this arc surface 9 is towards hypotenuse bar 4 inner sides, when needs are measured tunnel boring angle of inclination, hypotenuse bar 4 lateral surfaces and drilling rod need be adjacent to, and hypotenuse bar 4 lateral surfaces are set to arc surface 9, be conducive to hypotenuse bar 4 lateral surfaces and drilling rod surface and fit tightly, improve this construction of tunnel and bore to pop and dig the accuracy of convenience that dip angle of hole control device uses and dip angle of hole control.
In the present embodiment, described right angle side rod I 2 is hinged with a folded section 8 and its hinge is positioned at right angle side rod I 2 and right angle side rod II 3 tie point belows, as Fig. 3, when needs are measured tunnel drill blast hole outer dip angle, the folded section 8 that can open right angle side rod I 2 makes this folded section 8 and right angle side rod I 2 conllinear, be equivalent to make right angle side rod I 2 to extend to lower end, be convenient to the align center line of cotton rope 6 and right angle side rod I 2 of operating personnel; After measurement, this folded section 8 can be packed up, to shorten the length of measurement of dip angle frame, be easy to carry.
In the present embodiment, in described right angle side rod I 2, along it, be longitudinally provided with center marking line 10, folded section 8 is longitudinally also provided with center marking line 10 along it simultaneously, this center line marking line is along the 2 longitudinal centre line settings of right angle side rod I, when needs are measured tunnel drill blast hole outer dip angle, operating personnel can overlap cotton rope 6 Yu Gai center marking lines 10, guarantees that right angle side rod I 2 keeps vertically, guaranteeing the accuracy that tunnel drill blast hole outer dip angle is measured.
For a person skilled in the art; do not departing under the prerequisite of the utility model structure; can also make some distortion and improvement, these also should be considered as protection domain of the present utility model, and these can not affect effect and practical applicability that the utility model is implemented.
Claims (5)
1. construction of tunnel is bored to pop and is dug a dip angle of hole control device, it is characterized in that: comprise measurement of dip angle frame, plumb bob and cotton rope; Described measurement of dip angle frame comprises hypotenuse bar, right angle side rod I and the right angle side rod II that interconnects and form right-angled triangle; Side rod II one end, described right angle is fixedly connected on right angle side rod I mutually vertical with it, and the right angle side rod II other end is articulated with hypotenuse bar; Described hypotenuse bar and right angle side rod I can relative slidings; Described cotton rope upper end is fixed on right angle side rod I center line, and cotton rope lower end is connected in plumb bob.
2. construction of tunnel brill pops and digs dip angle of hole control device as claimed in claim 1, it is characterized in that: on described right angle side rod I and hypotenuse bar, along it, be longitudinally equipped with shifting chute; In also comprising, described measurement of dip angle frame wears movable bolt; In described, wear movable bolt through right angle side rod I with the shifting chute on hypotenuse bar for right angle side rod I is fixedly connected with hypotenuse bar.
3. construction of tunnel brill pops and digs dip angle of hole control device as claimed in claim 1 or 2, it is characterized in that: described hypotenuse bar lateral surface is the axis arc surface parallel with hypotenuse bar.
4. construction of tunnel brill pops and digs dip angle of hole control device as claimed in claim 1 or 2, it is characterized in that: side rod I lower end, described right angle is hinged with a folded section and hinged right angle side rod I and the right angle side rod II tie point below of being centered close to.
5. construction of tunnel brill pops and digs dip angle of hole control device as claimed in claim 1, it is characterized in that: in described right angle side rod I, along it, be longitudinally provided with center marking line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420215182.XU CN203796169U (en) | 2014-04-29 | 2014-04-29 | Hole dip angle control device for tunnel engineering drilling-blasting excavation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420215182.XU CN203796169U (en) | 2014-04-29 | 2014-04-29 | Hole dip angle control device for tunnel engineering drilling-blasting excavation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203796169U true CN203796169U (en) | 2014-08-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420215182.XU Expired - Fee Related CN203796169U (en) | 2014-04-29 | 2014-04-29 | Hole dip angle control device for tunnel engineering drilling-blasting excavation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203796169U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103968718A (en) * | 2014-05-15 | 2014-08-06 | 中国矿业大学(北京) | Blast hole orientation method for tunnel blasting with angle determined through distance |
| CN108894750A (en) * | 2018-07-17 | 2018-11-27 | 四川石油天然气建设工程有限责任公司 | A kind of auxiliary directional drills the noose device and method of more drill bit new line |
| CN109441352A (en) * | 2018-12-22 | 2019-03-08 | 中铁十八局集团有限公司 | A kind of device for bore angle control |
| CN111336881A (en) * | 2020-03-06 | 2020-06-26 | 中国矿业大学(北京) | Thin coal seam half-coal rock roadway medium-length hole smooth blasting method |
| CN112878923A (en) * | 2021-02-02 | 2021-06-01 | 浙江交工金筑交通建设有限公司 | Assembled pipe drilling positioner |
-
2014
- 2014-04-29 CN CN201420215182.XU patent/CN203796169U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103968718A (en) * | 2014-05-15 | 2014-08-06 | 中国矿业大学(北京) | Blast hole orientation method for tunnel blasting with angle determined through distance |
| CN103968718B (en) * | 2014-05-15 | 2015-09-09 | 中国矿业大学(北京) | Tunnel Blasting distance determines the big gun hole Directional Method of angle |
| CN108894750A (en) * | 2018-07-17 | 2018-11-27 | 四川石油天然气建设工程有限责任公司 | A kind of auxiliary directional drills the noose device and method of more drill bit new line |
| CN108894750B (en) * | 2018-07-17 | 2020-05-08 | 四川石油天然气建设工程有限责任公司 | Cable sleeve device and method for assisting directional drill to penetrate through drill bit to raise head |
| CN109441352A (en) * | 2018-12-22 | 2019-03-08 | 中铁十八局集团有限公司 | A kind of device for bore angle control |
| CN109441352B (en) * | 2018-12-22 | 2024-04-12 | 中铁十八局集团有限公司 | Device for controlling drilling angle |
| CN111336881A (en) * | 2020-03-06 | 2020-06-26 | 中国矿业大学(北京) | Thin coal seam half-coal rock roadway medium-length hole smooth blasting method |
| CN111336881B (en) * | 2020-03-06 | 2021-05-04 | 中国矿业大学(北京) | Thin coal seam half-coal rock roadway medium-length hole smooth blasting method |
| CN112878923A (en) * | 2021-02-02 | 2021-06-01 | 浙江交工金筑交通建设有限公司 | Assembled pipe drilling positioner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140827 Termination date: 20180429 |