CN114136187B - Quick measuring device of tunnel blasting big gun hole degree of depth and interval - Google Patents
Quick measuring device of tunnel blasting big gun hole degree of depth and interval Download PDFInfo
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- CN114136187B CN114136187B CN202111427338.1A CN202111427338A CN114136187B CN 114136187 B CN114136187 B CN 114136187B CN 202111427338 A CN202111427338 A CN 202111427338A CN 114136187 B CN114136187 B CN 114136187B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/18—Measuring arrangements characterised by the use of mechanical techniques for measuring depth
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/0002—Arrangements for supporting, fixing or guiding the measuring instrument or the object to be measured
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/14—Measuring arrangements characterised by the use of mechanical techniques for measuring distance or clearance between spaced objects or spaced apertures
- G01B5/16—Measuring arrangements characterised by the use of mechanical techniques for measuring distance or clearance between spaced objects or spaced apertures between a succession of regularly spaced objects or regularly spaced apertures
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a rapid measuring device for the depth and the distance of a tunnel blasting blast hole, which is provided with a fixed plate, wherein a handle is fixed at one end of the upper end surface of the fixed plate, a measuring rod is movably penetrated through the inside of a protective box and the fixed plate, and one side of the surface of the measuring rod is marked with scale marks; comprising the following steps: the fixed cylinder is fixed at one end of the measuring rod, a movable rod is movably arranged at the end head of the fixed cylinder, and one end of the movable rod, which is close to the fixed cylinder, is connected with a reset spring; the measuring head is fixed at the other end of the measuring rod, and the side surface of the measuring head is provided with infrared rays; the tooth block is fixed on the other side of the surface of the measuring rod, and a gear is movably arranged in the protection box at the side of the tooth block. This tunnel blasting big gun hole degree of depth and interval rapid survey device can realize the measurement to blast hole interval and degree of depth fast, need not to use other appurtenance to through manual measurement convenient operation, and then can promote the accuracy of measured data.
Description
Technical Field
The invention relates to the technical field of tunnel blasting, in particular to a device for rapidly measuring the depth and the distance of a blasting hole of tunnel blasting.
Background
For effectively controlling the ultra-underexcavation and the concrete ultra-consumption of a tunnel blasting construction site, the blasting parameters are required to be strictly controlled, wherein the hole spacing is one of important key factors, the face is not flat during tunnel excavation, but the uneven site is mainly measured by means of a tape measure, the measuring result is inaccurate, the number of holes to be punched is large during large-section tunnel excavation blasting, and an intelligent hole spacing measuring device is not needed temporarily, so that the purpose of rapidly measuring and mastering the hole spacing without affecting the construction progress of workers is achieved, for example, a rock blasting hole measuring device with the publication number of CN210375017U comprises a strip plate and a measuring rod …, the inner diameter of a blasting hole is measured by using infrared rays, the shaking condition of measuring equipment during working can be reduced, and the accuracy of measuring accuracy is ensured. However, the rock blast hole measuring device still has the following defects in the actual use process:
the traditional blasting hole measuring device can only realize measurement of single interval or depth, and can not realize measurement of the interval and the depth of the blasting hole respectively fast, so that the phenomenon that measurement data are inaccurate is easily caused by means of different measuring tools, the blasting effect is influenced, and the novel design is urgently needed on the basis of the original blasting hole measuring device.
Disclosure of Invention
The invention aims to provide a rapid measuring device for the depth and the distance of a blasting hole of tunnel blasting, which aims to solve the problems that the prior art provides a conventional measuring device for the blasting hole, which can only realize single distance or depth measurement and can not rapidly realize separate measurement of the distance and the depth of the blasting hole, so that different measuring tools are needed, inaccurate measuring data is easy to cause, and the blasting effect is influenced.
In order to achieve the above purpose, the present invention provides the following technical solutions: the device for rapidly measuring the depth and the distance of the blasting holes of the tunnel is provided with a fixed plate, one end of the upper end face of the fixed plate is fixed with a handle, the other end of the upper end face of the fixed plate is provided with a protection box through a bolt, the inside of the protection box and the inside of the fixed plate are movably penetrated with a measuring rod, and one side of the surface of the measuring rod is marked with scale marks;
comprising the following steps:
the fixed cylinder is fixed at one end of the measuring rod, a movable rod is movably arranged at the end head of the fixed cylinder, and one end of the movable rod, which is close to the fixed cylinder, is connected with a reset spring;
the measuring head is fixed at the other end of the measuring rod, and the side surface of the measuring head is provided with infrared rays;
the tooth piece is fixed on the other side of the surface of the measuring rod, a gear is movably arranged in a protection box at the side of the tooth piece, a movable shaft penetrates through the gear, and fan blades are arranged at the end heads of the movable shaft.
Preferably, the telescopic structure is constituteed to movable rod and fixed section of thick bamboo, and fixed section of thick bamboo and measuring stick mutually perpendicular set up, can contact with the sunken face behind the blasting through the movable rod, are applicable to the measurement of different unsmooth faces to can promote the movable rod and stretch out and draw back in fixed section of thick bamboo according to measuring demand.
Preferably, the tooth blocks are distributed on the measuring rod at equal intervals, the tooth blocks are connected with the gears in a meshed mode, the gears and the fan blades are coaxially arranged, and when the measuring rod moves, the gears are driven to rotate through meshing between the tooth blocks and the gears and drive the movable shafts and the fan blades to synchronously rotate.
Preferably, the inside of fixed plate has run through and has offered the inlet port, and the avris of inlet port is provided with the connecting channel to connecting channel and bracing piece intercommunication each other, can produce wind-force when the flabellum rotates, and wind-force accessible inlet port gets into connecting channel, reentrant bracing piece is inside.
Preferably, the bracing piece is fixed at the lower terminal surface of fixed plate, and the bottom of bracing piece is connected with the cover piece to the cover piece cover is established in the outside of measuring stick, can play simple limiting displacement to the removal of measuring stick through the setting of cover piece.
Preferably, the inner wall of cover piece is reserved and is had the venthole, and the venthole is equiangular distribution to leave the space between cover piece and the measuring stick, the last accessible venthole of air in the entering bracing piece is discharged, this accessible mode of blowing blows off the dust on measuring stick surface when the measuring stick removes, prevents to influence the definition when looking over the scale mark.
Compared with the prior art, the invention has the beneficial effects that: this tunnel blasting big gun hole degree of depth and interval rapid survey device can realize the measurement to blast hole interval and degree of depth fast, need not to use other appurtenance to through manual measurement convenient operation, and then can promote the accuracy of measured data, specific content is as follows:
1. when the measuring rod moves, the gear and the movable shaft can be driven to rotate through the meshing between the gear block and the gear, so that the fan blade can be driven to rotate to generate wind power, the wind power can enter the connecting channel through the air inlet hole and then enter the supporting rod to be finally discharged from the air outlet hole, and dust adhered to the surface of the measuring rod can be blown off in the moving process of the measuring rod, so that the definition of a scale mark is prevented from being influenced;
2. the infrared rays on the measuring head can point to the protruding part of the blasting face, the movable rod can be contacted with the recessed part of the face, and the movable rod is pushed to stretch out and draw back in the fixed cylinder according to actual measurement requirements, so that the measuring device can be suitable for measurement of different concave-convex surfaces, and further quick measurement of the distance and depth of blasting holes is realized.
Drawings
FIG. 1 is a schematic view of the present invention in a front cross-section;
FIG. 2 is a schematic diagram of the front cross-section structure of the fixing barrel of the invention;
FIG. 3 is a schematic side sectional view of the protective case of the present invention;
FIG. 4 is a schematic view of the front cross-sectional structure of the support bar of the present invention;
fig. 5 is a schematic view of the front cross-section of the sleeve block of the present invention.
In the figure: 1. a fixing plate; 2. a handle; 3. a protective case; 4. a measuring rod; 5. scale marks; 6. a fixed cylinder; 7. a movable rod; 8. a return spring; 9. a measuring head; 10. an infrared ray; 11. tooth blocks; 12. a gear; 13. a movable shaft; 14. a fan blade; 15. an air inlet hole; 16. a connection channel; 17. a support rod; 18. sleeving blocks; 19. and an air outlet hole.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-5, the present invention provides a technical solution: the rapid measuring device for the depth and the distance of the blasting holes of the tunnel is provided with a fixed plate 1, one end of the upper end face of the fixed plate 1 is fixed with a handle 2, the other end of the upper end face of the fixed plate 1 is provided with a protection box 3 through a bolt, the inside of the protection box 3 and the inside of the fixed plate 1 are movably penetrated with a measuring rod 4, and one side of the surface of the measuring rod 4 is marked with a scale mark 5;
comprising the following steps: the fixed cylinder 6 is fixed at one end of the measuring rod 4, the movable rod 7 is movably arranged at the end of the fixed cylinder 6, and one end of the movable rod 7, which is close to the fixed cylinder 6, is connected with the reset spring 8; the measuring head 9 is fixed at the other end of the measuring rod 4, and the side surface of the measuring head 9 is provided with infrared rays 10; the tooth block 11 is fixed on the other side of the surface of the measuring rod 4, the gear 12 is movably arranged in the protection box 3 at the side of the tooth block 11, the movable shaft 13 penetrates through the gear 12, and the fan blade 14 is arranged at the end of the movable shaft 13.
As shown in fig. 1-2, the movable rod 7 and the fixed cylinder 6 form a telescopic structure, the fixed cylinder 6 and the measuring rod 4 are mutually perpendicular, the movable rod 7 can contact with the concave part of the face, and the infrared ray 10 on the measuring head 9 can point to one of the blast holes, so that the distance between the adjacent blast holes can be rapidly measured through the measuring rod 4, and the movable rod 7 can stretch and retract in the fixed cylinder 6, so when the face has an uneven part, the movable rod 7 can be conveniently used for adjusting, the distance measurement is more accurate, and the measuring rod 4 can be in a horizontal and straight state during the measurement between the adjacent blast holes;
as shown in fig. 1 and fig. 3-5, the tooth blocks 11 are distributed on the measuring rod 4 at equal intervals, the tooth blocks 11 are in meshed connection with the gears 12, the gears 12 and the fan blades 14 are coaxially arranged, and when the measuring rod 4 moves, the gears 12 can be driven to rotate through the tooth blocks 11, so that the movable shafts 13 and the fan blades 14 are driven to rotate; the inside of the fixed plate 1 is provided with an air inlet hole 15 in a penetrating way, the side of the air inlet hole 15 is provided with a connecting channel 16, the connecting channel 16 and a supporting rod 17 are communicated with each other, when the fan blade 14 rotates, wind power can be generated, and the wind power can enter the inside of the connecting channel 16 through the air inlet hole 15 and then enter the supporting rod 17; the supporting rod 17 is fixed on the lower end surface of the fixed plate 1, the bottom of the supporting rod 17 is connected with the sleeve block 18, the sleeve block 18 is sleeved on the outer side of the measuring rod 4, and the sleeve block 18 has a simple limiting effect on the movement of the measuring rod 4; the inner wall of the sleeve block 18 is reserved with the air outlet holes 19, the air outlet holes 19 are distributed at equal angles, gaps are reserved between the sleeve block 18 and the measuring rod 4, and finally air in the supporting rod 17 can be discharged from the air outlet holes 19 and blown to the surface of the measuring rod 4, so that the effect of blowing dust is achieved, and the engagement of the tooth block 11 and the definition of the scale marks 5 are prevented from being influenced by the adhesion of the dust.
Working principle: as shown in fig. 1-5, the fixed plate 1 is propped against the outside of the blast hole, the measuring head 9 stretches into the blast hole, an operator only needs to hold the handle 2 by one hand at the moment, then the measuring rod 4 is pushed by the other hand to move, so that the measuring rod 4 can slide in the fixed plate 1 and the protective box 3, the measuring head 9 is driven to further extend into the blast hole, the depth is checked according to the scale mark 5 on the measuring rod 4, the fan blade 14 is driven to rotate by the meshing of the tooth block 11 and the gear 12 in the moving process of the measuring rod 4, wind power generated in this way can be finally discharged from the air outlet 19 on the sleeve block 18 and blown to the surface of the measuring rod 4, dust adhered to the measuring rod 4 and the tooth block 11 can be prevented, the meshing of the tooth block 11 is not affected, the definition of the scale mark 5 can be checked in a lifting manner, and the distance between the blast hole can be measured rapidly through the arrangement of the movable rod 7 and the fixed barrel 6.
Although the present invention has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.
Claims (5)
1. The utility model provides a tunnel blasting big gun hole degree of depth and interval rapid measurement device, is provided with fixed plate (1), the up end one end of fixed plate (1) is fixed with handle (2), and the up end other end of fixed plate (1) is provided with protection box (3) through the bolt, the inside activity of protection box (3) and fixed plate (1) is run through there is measuring stick (4), and the surface one side of measuring stick (4) is carved with scale mark (5); characterized by comprising the following steps: the fixed cylinder (6) is fixed at one end of the measuring rod (4), a movable rod (7) is movably arranged at the end of the fixed cylinder (6), and one end, close to the fixed cylinder (6), of the movable rod (7) is connected with a reset spring (8); the movable rod (7) and the fixed cylinder (6) form a telescopic structure, and the fixed cylinder (6) and the measuring rod (4) are mutually perpendicular; the measuring head (9) is fixed at the other end of the measuring rod (4), and the side surface of the measuring head (9) is provided with infrared rays (10); the tooth block (11) is fixed on the other side of the surface of the measuring rod (4), a gear (12) is movably arranged in the protection box (3) at the side of the tooth block (11), a movable shaft (13) penetrates through the gear (12), and fan blades (14) are arranged at the end heads of the movable shaft (13).
2. The rapid measurement device for the depth and the distance of a tunnel blasting blasthole according to claim 1, wherein: the tooth blocks (11) are distributed on the measuring rod (4) at equal intervals, the tooth blocks (11) are connected with the gear (12) in a meshed mode, and the gear (12) and the fan blades (14) are coaxially arranged.
3. The rapid measurement device for the depth and the distance of a tunnel blasting blasthole according to claim 1, wherein: an air inlet hole (15) is formed in the fixing plate (1) in a penetrating mode, a connecting channel (16) is formed in the side of the air inlet hole (15), and the connecting channel (16) and the supporting rod (17) are communicated with each other.
4. A rapid measurement device for depth and spacing of blastholes in tunnel according to claim 3, wherein: the supporting rod (17) is fixed on the lower end face of the fixed plate (1), the bottom of the supporting rod (17) is connected with the sleeve block (18), and the sleeve block (18) is sleeved on the outer side of the measuring rod (4).
5. The rapid measurement device for the depth and the distance of the blast holes of the tunnel blasting according to claim 4, wherein: the inner wall of the sleeve block (18) is reserved with air outlet holes (19), the air outlet holes (19) are distributed at equal angles, and a gap is reserved between the sleeve block (18) and the measuring rod (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111427338.1A CN114136187B (en) | 2021-11-26 | 2021-11-26 | Quick measuring device of tunnel blasting big gun hole degree of depth and interval |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111427338.1A CN114136187B (en) | 2021-11-26 | 2021-11-26 | Quick measuring device of tunnel blasting big gun hole degree of depth and interval |
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| Publication Number | Publication Date |
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| CN114136187A CN114136187A (en) | 2022-03-04 |
| CN114136187B true CN114136187B (en) | 2023-06-16 |
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| CN202111427338.1A Active CN114136187B (en) | 2021-11-26 | 2021-11-26 | Quick measuring device of tunnel blasting big gun hole degree of depth and interval |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017092306A1 (en) * | 2015-12-03 | 2017-06-08 | 中车建设工程有限公司 | Medium-length hole large cross-section composite cut blasting structure and method |
| CN111350510A (en) * | 2020-03-09 | 2020-06-30 | 中交第四公路工程局有限公司 | Micro-step one-time blasting construction method for medium-section karst tunnel |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE60234992D1 (en) * | 2001-02-06 | 2010-02-25 | Optoplan As | HIGHLY SENSITIVE TRANSVERSAL ACCELERATOR |
| CN106014428B (en) * | 2016-07-06 | 2018-08-07 | 中国电建集团华东勘测设计研究院有限公司 | TBM passes through the country rock preprocess method with strong rockburst risk detour hole section |
| CN209295878U (en) * | 2018-11-28 | 2019-08-23 | 四川中鼎爆破工程有限公司 | A kind of blasthole measuring device |
| CN109443174B (en) * | 2019-01-08 | 2024-07-30 | 贵州大学 | Blasthole depth measuring device convenient to pull up |
| CN210375017U (en) * | 2019-10-23 | 2020-04-21 | 西安科技大学 | Rock blast hole measuring device |
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2021
- 2021-11-26 CN CN202111427338.1A patent/CN114136187B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017092306A1 (en) * | 2015-12-03 | 2017-06-08 | 中车建设工程有限公司 | Medium-length hole large cross-section composite cut blasting structure and method |
| CN111350510A (en) * | 2020-03-09 | 2020-06-30 | 中交第四公路工程局有限公司 | Micro-step one-time blasting construction method for medium-section karst tunnel |
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| CN114136187A (en) | 2022-03-04 |
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