CN111878066A - Drilling declination inclination angle measuring instrument for coal mine - Google Patents
Drilling declination inclination angle measuring instrument for coal mine Download PDFInfo
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- CN111878066A CN111878066A CN202010769939.XA CN202010769939A CN111878066A CN 111878066 A CN111878066 A CN 111878066A CN 202010769939 A CN202010769939 A CN 202010769939A CN 111878066 A CN111878066 A CN 111878066A
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- 238000005553 drilling Methods 0.000 title claims abstract description 29
- 239000003245 coal Substances 0.000 title claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 34
- 239000002390 adhesive tape Substances 0.000 claims description 7
- 230000007246 mechanism Effects 0.000 claims description 6
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000003780 insertion Methods 0.000 abstract description 11
- 230000037431 insertion Effects 0.000 abstract description 11
- 230000000007 visual effect Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 238000005259 measurement Methods 0.000 description 35
- 230000008520 organization Effects 0.000 description 7
- 238000009434 installation Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000005067 remediation Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/02—Determining slope or direction
- E21B47/022—Determining slope or direction of the borehole, e.g. using geomagnetism
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- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Geophysics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a drilling deflection angle dip angle measuring instrument for coal mines, which belongs to the field of measuring various drilling holes in underground engineering of tunnels and mines and comprises a fixed plate, wherein the middle part of the upper end of the fixed plate is provided with a square insertion hole, the front inner wall of the square insertion hole is movably hinged with a first sleeve through a first rotating shaft, a first connecting rod is movably inserted in the first sleeve, the circumferential surface of the first connecting rod is sleeved with a second rotating cylinder, and the second rotary drum is located the upper portion of first sleeve, the rear end of second rotary drum has semi-circular measuring plate through second pivot activity hinge joint, the degree is carved with to semi-circular measuring plate's front end, the upper end of head rod is dug and is had the second mounting groove, the inner wall be carved with the screw thread, female connection has the second mounting groove, finally can realize being convenient for measure drilling inclination angle, prevent to measure the time because the inconvenience of measuring the visual angle leads to the inaccuracy of reading, the measuring precision has been improved.
Description
Technical Field
The invention relates to the field of various drilling measurement of underground engineering of tunnels and mines, in particular to a drilling deflection angle dip angle measuring instrument for coal mines.
Background
At present, underground engineering construction projects such as tunnels, subways, hydropower stations, mines and the like are developed vigorously in China, and serious ground disasters such as water inrush and mud inrush, surrounding rock deformation and even collapse and the like are often caused by encountering abnormal and bad geological environments in the underground engineering construction. The drilling can not be carried out in the control of geological disasters, so that whether the drilling construction quality is qualified or not is directly related to the success or failure of the project. The accuracy of the drilling azimuth angle and the inclination angle parameters is particularly important, so that the azimuth angle and the inclination angle of the drilled hole need to be measured in time after the drilled hole is drilled, and measures are taken for remediation when a large error occurs.
At present, the on-the-spot general suspension wire that adopts, use instruments such as slope gauge, theodolite to the drilling azimuth, the inclination is measured, these several kinds of measurement methods all have great error, in great engineering, be difficult to accomplish the accurate measurement to drilling angle, even measure the error that can lead to the reading because of measuring the visual angle after accomplishing, utilize in addition among the other current solutions to measure the inserted bar and sway repeatedly in the measuring hole and obtain the angle of inclination through measuring its amplitude angle that sways, but this sway and then can cause the measuring hole to warp to the comparatively soft region of coal system, still can cause the influence to follow-up other equipment with the help of drilling installation when can't obtaining accurate angle of inclination.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide a drilling deflection angle and inclination angle measuring instrument for a coal mine, which can conveniently measure the inclination angle of a drilling hole, prevent the reading from being inaccurate due to the inconvenience of a measuring visual angle during measurement and improve the measuring accuracy.
2. Technical scheme
In order to solve the problems, the invention adopts the following technical scheme:
a drilling deflection angle dipmeter for coal mines comprises a fixing plate, wherein a square insertion hole is formed in the middle of the upper end of the fixing plate, a first sleeve is movably hinged to the front inner wall of the square insertion hole through a first rotating shaft, a first connecting rod is movably inserted into the first sleeve, a second rotary drum is sleeved on the circumferential surface of the first connecting rod and located on the upper portion of the first sleeve, a semicircular measuring plate is movably hinged to the rear end of the second rotary drum through a second rotating shaft, the front end of the semicircular measuring plate is carved with degrees, a second mounting groove is formed in the upper end of the first connecting rod, threads are carved on the inner wall of the second rotary drum, the second mounting groove is connected with an internal thread, a second connecting rod is fixedly connected to the upper end of the second mounting groove, a water pen is fixedly connected to the upper end of the second connecting rod, and a connecting mechanism is arranged on the lower side, the equal fixedly connected with supporting leg in lower extreme four corners department of fixed plate finally can realize being convenient for measure drilling inclination angle, prevents to measure the time because the inconvenience of measuring the visual angle leads to the inaccuracy of reading, has improved measuring precision.
As a preferable mode of the present invention, the connection mechanism includes a measuring insertion rod, a first screw rod, and a first mounting groove, the first mounting groove is cut at a lower end of the first connection rod, a thread is cut on an inner wall of the first connection rod, the first screw rod is screwed into the first connection rod, and the measuring insertion rod is fixedly connected to the lower end of the first screw rod.
According to a preferable scheme of the invention, the left part and the right part of the upper end of the fixing plate are fixedly connected with fixing blocks, fixing slots are formed in the upper ends of the two fixing blocks, and the semicircular measuring plate is matched with the two fixing slots.
As a preferable scheme of the present invention, the left and right portions of the upper end of the semicircular measuring plate are both fixedly connected with handles.
As a preferable scheme of the invention, the surfaces of the two handles are wrapped by rubber sleeves, and anti-skid grains are engraved on the surfaces of the two rubber sleeves.
As a preferable scheme of the invention, the lower ends of the four supporting legs are fixedly connected with supporting legs, the lower ends of the four supporting legs are fixedly connected with rubber pads, and anti-skid grains are engraved at the lower ends of the four rubber pads.
As a preferable scheme of the present invention, the front end of the semicircular measuring plate is provided with measuring paper, and the front end of the measuring paper is bonded to the front end of the semicircular measuring plate by three adhesive tapes.
As a preferable aspect of the present invention, the surface of the measurement paper is engraved with degrees.
As a preferred scheme of the invention, the fixed plate, the four fixed blocks, the four supporting legs and the two handles are all made of stainless steel materials, and the surfaces of the fixed plate, the four fixed blocks, the four supporting legs and the two handles are all galvanized.
As a preferable scheme of the invention, the semicircular measuring plate is an acrylic plate, and the water pen is a water pen special for a white board.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) the scheme is suitable for measuring the inclination angle of the drilled holes with various hardness coal qualities, and guarantees nondestructive measurement of the drilled holes while guaranteeing measurement accuracy.
(2) This scheme is provided with measuring paper 15 and sticky tape 19, measuring paper 15 passes through sticky tape 19 to be fixed at the front end of semi-circular measuring board 12, when measuring the inclination, the seal of a government organization in old china that water based pen 20 was drawn can remain the front end at measuring paper 15, prevent that the seal of a government organization in old china is difficult for wiping at the front end of semi-circular measuring board 12, reuse of not being convenient for, setting up of sticky tape 19 is convenient for take off measuring paper 15 from the front end of semi-circular measuring board 12 and carries out final measurement, prevent to measure at the front end of semi-circular measuring board 12 and lead to measuring inaccurate, measuring accuracy has been improved.
Drawings
FIG. 1 is a perspective view of a coal mine drilling declination inclinometer of the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is a cross-sectional view of a coal mine drilling declination inclinometer of the present invention;
FIG. 4 is an enlarged view of FIG. 3 at B;
fig. 5 is a top view of a coal mine drilling declination inclinometer of the present invention.
The reference numbers in the figures illustrate:
the measuring device comprises a fixing plate 1, a square jack 2, a first rotating shaft 3, a first sleeve 4, a measuring inserted bar 5, a first screw rod 6, a first mounting groove 7, a supporting leg 8, a supporting leg 9, a fixing block 10, a fixing slot 11, a semicircular measuring plate 12, a second rotating shaft 13, a second rotating cylinder 14, measuring paper 15, a second mounting groove 16, a first connecting rod 17, a handle 18, an adhesive tape 19, a water pen 20, a second connecting rod 21 and a second screw rod 22.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
referring to fig. 1-5, a drilling declination inclination angle measuring instrument for coal mines comprises a fixing plate 1, a square jack 2 is chiseled in the middle of the upper end of the fixing plate 1, a first sleeve 4 is movably hinged to the front inner wall of the square jack 2 through a first rotating shaft 3, a first connecting rod 17 is movably inserted in the first sleeve 4, a second rotating cylinder 14 is sleeved on the circumferential surface of the first connecting rod 17, the second rotating cylinder 14 is positioned on the upper portion of the first sleeve 4, a semicircular measuring plate 12 is movably hinged to the rear end of the second rotating cylinder 14 through a second rotating shaft 13, the front end of the semicircular measuring plate 12 is engraved with degrees, a second mounting groove 16 is chiseled in the upper end of the first connecting rod 17, threads are engraved in the inner wall of the second mounting groove 28, the second mounting groove 16 is in threaded connection with the second mounting groove 28, a second connecting rod 21 is fixedly connected to the upper end of the second mounting groove 16, the downside of head rod 17 is provided with coupling mechanism, the equal fixedly connected with supporting leg 8 in lower extreme four corners department of fixed plate 1.
In this embodiment, the fixing plate 1 is convenient for fixing the position of the fixing block 10, and is also convenient for ensuring that the fixing block 10 can be parallel to the ground during measurement, and ensuring the accuracy of measurement, the square jack 2 is convenient for the insertion of the first connecting rod 17, and is also convenient for installing the first rotating shaft 3 and the first sleeve 4, the square jack 2 is also convenient for the inclination of the first connecting rod 17 during measurement, so as to prevent the contact between the first connecting rod 17 and the inner wall of the square jack 2, which results in the incapability of continuously descending the semicircular measuring plate 12, the first rotating shaft 3 is convenient for the rotation of the first sleeve 4, the first rotating shaft 3 is also connected with the inner wall of the first sleeve 4 and the square jack 2, the first sleeve 4 is convenient for the insertion of the first connecting rod 17, so that the first connecting rod 17 can be inserted up and down, and can also be rotated left and right, but cannot be moved back and forth, the supporting legs 8 are used for placing the, the support legs 8 keep a distance between the fixing plate 1 and the ground, which is convenient for observing whether the measuring inserted rod 5 is inserted into the drill hole, the semicircular measuring plate 12 is matched with the water pen 20, the water pen 20 keeps marks at the front end of the semicircular measuring plate 12 through the movement of the semicircular measuring plate 12, which is convenient for measuring the marks after the semicircular measuring plate 12 is taken down, the second rotating shaft 13 is convenient for the second rotating drum 14 to rotate, the second rotating shaft 13 is also connected with the inner wall of the second rotating drum 14 and the square jack 2, the second rotating drum 14 is convenient for the first connecting rod 17 to insert, so that the first connecting rod 17 can be inserted up and down and can also rotate left and right but can not move back and forth, the second mounting groove 16 is convenient for mounting the first connecting rod 17, the second screw 22 is matched with the second mounting groove 16 to fix the second connecting rod 21 and the second screw 22, and is also convenient for separating the second connecting rod 21 and the second screw 22, the installation and the replacement of the water pen 20 are convenient, the water pen 20 is matched with the semicircular measuring plate 12, marks are left at the front end of the semicircular measuring plate 12 by the water pen 20 through the movement of the semicircular measuring plate 12, the marks can be conveniently measured after the semicircular measuring plate 12 is taken down, the second connecting rod 21 is connected with the water pen 20 and the second screw rod 22, and the first connecting rod 17 is conveniently inserted into the first sleeve 4 and the second sleeve 14 and connected with the measuring insertion rod 5 for angle measurement.
Specifically, referring to fig. 1 and 3, the connection mechanism includes a measuring insertion rod 5, a first screw rod 6 and a first installation groove 7, the first installation groove 7 is drilled at the lower end of a first connection rod 17, a thread is carved on the inner wall of the first connection rod 17, the first screw rod 6 is screwed into the first connection rod 17, and the measuring insertion rod 5 is fixedly connected to the lower end of the first screw rod 6.
In this embodiment, first mounting groove 7 cuts in the lower extreme of first connecting rod 17, the inner wall of first connecting rod 17 is carved with the screw thread, first screw rod 6 threaded connection is in first connecting rod 17, measure 5 fixed connection in the lower extreme of first screw rod 6 of inserted bar, measure inserted bar 5 and insert in drilling, measure inserted bar 5 and connect first screw rod 6 and be convenient for measure the change and the dismantlement of inserted bar 5, can select the measurement inserted bar 5 of different specifications according to the drilling of equidimension not, be of value to improve the measuring accuracy, inserted bar 5 is measured in first screw rod 6 is the connection, be convenient for mutually support with first mounting groove 7 and realize the change and the installation of measuring inserted bar 5, first mounting groove 7 is the first connecting rod 17 of being convenient for and first screw rod 6 is connected.
Specifically, referring to fig. 1, 3 and 5, the left and right parts of the upper end of the fixing plate 1 are fixedly connected with fixing blocks 10, the upper ends of the two fixing blocks 10 are respectively provided with fixing slots 11, and the semicircular measuring plate 12 is matched with the two fixing slots 11.
In this embodiment, equal fixedly connected with fixed block 10 in two parts about the upper end of fixed plate 1, the excavation of fixed slot 11 of being convenient for, fix semicircular measuring plate 12 in the upper end of fixed plate 1 through fixed slot 11, fixed slot 11 has all been excavated to the upper end of two fixed blocks 10, semicircular measuring plate 12 matches with two fixed slot 11 homogeneous phases, in order to ensure that the lower extreme of semicircular measuring plate 12 contacts with the lower inner wall of fixed slot 11 completely, prevent measuring result's inaccuracy, the measuring accuracy has been improved.
Specifically, referring to fig. 1, 3 and 5, the handle 18 is fixedly connected to the left and right portions of the upper end of the semicircular measuring plate 12.
In this embodiment, the equal fixedly connected with handle 18 in both parts about the upper end of semicircular measurement board 12, the setting of handle 18 is convenient for the removal of semicircular measurement board 12, prevents that the process of semicircular measurement board 12 pressing down from not linking up and leading to the seal of a government organization in old china that water pen 20 left and buckle or incomplete, and the later stage of being convenient for is to the measurement of seal of a government organization in old china angle, and the side has improved measuring result's accuracy, and the measurement process's of being convenient for safety goes on.
Specifically, referring to fig. 1, 3 and 5, the rubber sleeves are wrapped on the surfaces of the two handles 18, and the anti-slip lines are engraved on the surfaces of the two rubber sleeves.
In this embodiment, two handle 18's the equal parcel in surface has the rubber sleeve, be of value to improving the comfort level of holding handle 18, the process that prevents that semi-circular measuring plate 12 from pressing down does not have consistency and leads to the seal of a government organization in old china that water pen 20 left is buckled or incomplete, the later stage of being convenient for is to the measurement of seal of a government organization in old china angle, the side has improved measuring result's accuracy, the surface of two rubber sleeves is all carved with anti-skidding line, be of value to the frictional force that increases between hand and handle 18, prevent the emergence of phenomenon of taking off the hand, the measuring accuracy has also been improved the measuring security.
Specifically, referring to fig. 1, 3 and 5, the lower ends of the four support legs 8 are all fixedly connected with support legs 9, the lower ends of the four support legs 9 are all fixedly connected with rubber pads, and anti-skid lines are engraved at the lower ends of the four rubber pads.
In this embodiment, the equal fixedly connected with supporting legs 9 of lower extreme of four supporting legs 8, be of value to increase the area of contact between supporting legs 8 and ground, make placing that fixed plate 1 can be more firm ground, the equal fixedly connected with rubber pad of lower extreme of four supporting legs 9, be of value to increase the lower extreme of supporting legs 9 and the frictional force between ground, prevent that the removal of 1 position of fixed plate in the measurement process from changing the inclination between head rod 17 and ground, the measuring accuracy has been improved, the lower extreme of four rubber pads is all carved with anti-skidding line, be of value to further improve the frictional force between supporting legs 9 and ground, the accuracy of measuring result has been improved.
Specifically, referring to fig. 1, 3 and 5, the front end of the semicircular measuring plate 12 is provided with a measuring paper 15, and the front end of the measuring paper 15 is adhered to the front end of the semicircular measuring plate 12 by three adhesive tapes 19.
In this embodiment, the front end of the semicircular measuring plate 12 is provided with the measuring paper 15, the front end of the measuring paper 15 is bonded to the front end of the semicircular measuring plate 12 through three adhesive tapes 19, the measuring paper 15 is fixed to the front end of the semicircular measuring plate 12 through the adhesive tapes 19, when the inclination angle is measured, the mark drawn by the water pen 20 can be kept at the front end of the measuring paper 15, the mark is prevented from being difficult to wipe at the front end of the semicircular measuring plate 12, the repeated use is not convenient, the arrangement of the adhesive tapes 19 is convenient for taking down the measuring paper 15 from the front end of the semicircular measuring plate 12 for final measurement, the inaccuracy of measurement caused at the front end of the semicircular measuring plate 12 is prevented, and the accuracy of measurement is improved.
Specifically, referring to fig. 1, 3 and 5, the surface scale of the paper 15 is measured.
In this embodiment, the degree is carved with on the surface of measurement paper 15, and the later stage of being convenient for carries out the measurement of angle to the seal of a government organization in old china on measurement paper 15 surface, has improved the convenience of measuring the angle.
Specifically, referring to fig. 1, 3 and 5, the fixing plate 1, the four fixing blocks 10, the four supporting legs 8, the four supporting legs 9 and the two handles 18 are made of stainless steel, and the surfaces of the fixing plate 1, the four fixing blocks 10, the four supporting legs 8, the four supporting legs 9 and the two handles 18 are galvanized.
In this embodiment, fixed plate 1, four fixed blocks 10, four supporting legs 8, stainless steel is all chooseed for use to four supporting legs 9 and two handles 18, be of value to prevent fixed plate 1, four fixed blocks 10, four supporting legs 8, four supporting legs 9 and two handles 18 lead to fixed plate 1 with the water contact, four fixed blocks 10, four supporting legs 8, four supporting legs 9 and two handles 18 are corroded, the service life of this device has been prolonged, and fixed plate 1, four fixed blocks 10, four supporting legs 8, the galvanization is all done on four supporting legs 9 and two handles 18's surface, make this device more pleasing to the eye.
Specifically, referring to fig. 1, 3 and 5, the semicircular measuring plate 12 is an acrylic plate, and the water pen 20 is a water pen dedicated for white boards.
In this embodiment, the semicircular measurement plate 12 is made of acrylic sheet, which is convenient for removing the mark left at the front end of the semicircular measurement plate 12 and is convenient for the reuse of the device, and the water pen 20 is made of a water pen dedicated for white board, which is convenient for keeping the mark at the front end of the semicircular measurement plate 12, so as to prevent the water pen 20 from effectively keeping the mark at the front end of the semicircular measurement plate 12, which results in the problem that the inclination angle of the drilled hole cannot be measured at a later stage.
The working principle is as follows: before use, the four supporting feet 9 are flatly placed on the ground or a slope surface with measurement, the water pen 20 is held by a hand, the water pen 20 is rotated, the second connecting rod 21 is taken down, the second screw rod 22 is separated from the second mounting groove 16, the first connecting rod 17 is held by a hand, the first connecting rod 17 is pulled out from the first sleeve 4 and the second sleeve 14, the measuring inserted rod 5 is held by a hand, the measuring inserted rod 5 is rotated, the measuring inserted rod 5 is separated from the first connecting rod 17, the first screw rod 6 is separated from the first mounting groove 7, the measuring inserted rod 5 with proper size is selected, the width of the measuring inserted rod 5 is the same as the diameter with measurement, the proper measuring inserted rod 5 is rotated to connect the measuring inserted rod 5 with the first connecting rod 17, the measuring inserted rod 5 is sequentially inserted into the square inserting hole 2, the first sleeve 4 and a drill hole with measurement from top to bottom, the two handles 18 are held by a hand, the second rotary cylinder 14 is aligned with the upper end of the first connecting, the second rotary drum 14 is sleeved on the upper part of the surface of the first connecting rod 17, the water pen 20 is held by hand, the water pen 20 is rotated, the water pen 20 is connected with the first connecting rod 17, the pen point of the water pen 20 is ensured to be contacted with the front end of the semicircular measuring plate 12, the semicircular measuring plate 12 is pressed downwards until the lower end of the semicircular measuring plate 12 is completely inserted into the two fixing slots 11, when the semicircular measuring plate 12 moves downwards, the water pen 20 leaves a mark at the front end of the semicircular measuring plate 12, the water pen 20 is held by a hand, the water pen 20 is rotated to separate the water pen 20 from the first connecting rod 17, the two handles 18 are held by the hand, the semicircular measuring plate 12 is lifted upwards until the first connecting rod 17 is separated from the second rotary drum 14, at the moment, the inclined angle of the drilled hole can be obtained only by measuring the mark and the included angle of the lower end of the semicircular measuring plate 12, and finally the measurement of the inclined angle of the drilled hole is completed.
Therefore, the solution of the invention is suitable for measuring the inclination angle of the drill holes with various hardness coal qualities, and ensures the nondestructive measurement of the drill holes while ensuring the measurement precision.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the equivalent replacement or change according to the technical solution and the modified concept of the present invention should be covered by the scope of the present invention.
Claims (6)
1. The utility model provides a colliery is with drilling declination dipmeter, includes fixed plate (1), its characterized in that: the middle part of the upper end of the fixing plate (1) is provided with a square jack (2), the front inner wall of the square jack (2) is movably hinged with a first sleeve (4) through a first rotating shaft (3), a first connecting rod (17) is movably inserted in the first sleeve (4), the circumferential surface of the first connecting rod (17) is sleeved with a second rotating cylinder (14), the second rotating cylinder (14) is positioned at the upper part of the first sleeve (4), the rear end of the second rotating cylinder (14) is movably hinged with a semicircular measuring plate (12) through a second rotating shaft (13), the front end of the semicircular measuring plate (12) is carved with degrees, the upper end of the first connecting rod (17) is provided with a second mounting groove (16), the upper end of the second mounting groove (16) is fixedly connected with a second connecting rod (21), the upper end of the second connecting rod (21) is fixedly connected with a water pen (20), a connecting mechanism is arranged on the lower side of the first connecting rod (17), supporting legs (8) are fixedly connected to four corners of the lower end of the fixing plate (1), fixing blocks (10) are fixedly connected to the left and right parts of the upper end of the fixing plate (1), fixing slots (11) are formed in the upper ends of the two fixing blocks (10), the semicircular measuring plate (12) is detachably matched with the two fixing slots (11), measuring paper (15) is arranged at the front end of the semicircular measuring plate (12), the front end of the measuring paper (15) is bonded to the front end of the semicircular measuring plate (12) through three adhesive tapes (19), and the number of degrees are carved on the surface of the measuring paper (15);
coupling mechanism is including measuring inserted bar (5), first screw rod (6) and first mounting groove (7), first mounting groove (7) are dug in the lower extreme of head rod (17), the inner wall of head rod (17) is carved with the screw thread, first screw rod (6) threaded connection is in head rod (17), measure the lower extreme of inserted bar (5) fixed connection in first screw rod (6).
2. The coal mine drilling declination inclination angle measuring instrument according to claim 1, which is characterized in that: the left part and the right part of the upper end of the semicircular measuring plate (12) are fixedly connected with handles (18).
3. The coal mine drilling declination inclination angle measuring instrument according to claim 2, which is characterized in that: the surface of each of the two handles (18) is wrapped by a rubber sleeve, and anti-skid lines are carved on the surface of each of the two rubber sleeves.
4. The coal mine drilling declination inclination angle measuring instrument according to claim 3, wherein: the anti-skid support comprises four supporting legs (8), wherein the lower ends of the supporting legs are fixedly connected with supporting feet (9), the lower ends of the supporting feet (9) are fixedly connected with rubber pads, and anti-skid lines are carved on the lower ends of the rubber pads.
5. The coal mine drilling declination inclination angle measuring instrument according to claim 4, wherein: the fixed plate (1), four fixed blocks (10), four supporting legs (8), four supporting legs (9) and two handles (18) are made of stainless steel, and the surfaces of the fixed plate (1), the four fixed blocks (10), the four supporting legs (8), the four supporting legs (9) and the two handles (18) are galvanized.
6. The coal mine drilling declination inclination angle measuring instrument according to claim 5, which is characterized in that: the semicircular measuring plate (12) is an acrylic plate, and the water pen (20) is a water pen special for a white board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010769939.XA CN111878066A (en) | 2020-08-04 | 2020-08-04 | Drilling declination inclination angle measuring instrument for coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010769939.XA CN111878066A (en) | 2020-08-04 | 2020-08-04 | Drilling declination inclination angle measuring instrument for coal mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111878066A true CN111878066A (en) | 2020-11-03 |
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ID=73206130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010769939.XA Withdrawn CN111878066A (en) | 2020-08-04 | 2020-08-04 | Drilling declination inclination angle measuring instrument for coal mine |
Country Status (1)
| Country | Link |
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| CN (1) | CN111878066A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112504216A (en) * | 2020-11-20 | 2021-03-16 | 山东科技大学 | Rock drilling machine drilling direction measuring device and measuring method |
-
2020
- 2020-08-04 CN CN202010769939.XA patent/CN111878066A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112504216A (en) * | 2020-11-20 | 2021-03-16 | 山东科技大学 | Rock drilling machine drilling direction measuring device and measuring method |
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Application publication date: 20201103 |