CN215810623U - Anchor rod drilling angle measuring tool - Google Patents
Anchor rod drilling angle measuring tool Download PDFInfo
- Publication number
- CN215810623U CN215810623U CN202121730725.8U CN202121730725U CN215810623U CN 215810623 U CN215810623 U CN 215810623U CN 202121730725 U CN202121730725 U CN 202121730725U CN 215810623 U CN215810623 U CN 215810623U
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- China
- Prior art keywords
- protractor
- adjusting plate
- drilling angle
- rotating shaft
- flat plate
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000005553 drilling Methods 0.000 title claims abstract description 46
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 239000002184 metal Substances 0.000 claims description 10
- 239000011435 rock Substances 0.000 claims description 8
- 238000005259 measurement Methods 0.000 claims description 7
- 229920003023 plastic Polymers 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000009435 building construction Methods 0.000 abstract description 2
- 238000013461 design Methods 0.000 description 12
- 230000001105 regulatory effect Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Abstract
The utility model discloses a measuring tool for a drilling angle of an anchor rod, which belongs to the technical field of building construction and comprises a bottom plate, a protractor, an adjusting plate, a level ruler and a stop ring. The bottom plate comprises a flat plate part and a convex block arranged on the upper surface of one end of the flat plate part, and a rotating shaft is fixedly arranged on one side of the convex block; the protractor comprises a protractor body and a protractor connecting part, scales are arranged on the protractor body, and the protractor is arranged on the rotating shaft in a penetrating manner; the adjusting plate comprises an adjusting plate body and an adjusting plate connecting part arranged at one end of the adjusting plate body, the adjusting plate connecting part is rotatably sleeved on the rotating shaft, the protractor is clamped between the adjusting plate and the bottom plate, and the central point of the protractor body is positioned on the intersection line of the extending surface of the upper surface of the adjusting plate body and the extending surface of the upper surface of the flat plate part; the level ruler is magnetically attracted to the upper surface of the adjusting plate body; the stop ring can push the adjusting plate connecting part tightly against the protractor. The utility model can safely and quickly measure the drilling angle of the anchor rod.
Description
Technical Field
The utility model relates to the technical field of building construction, in particular to a measuring tool for an anchor rod drilling angle.
Background
In the anchor rod drilling construction process, the drilling angle needs to be measured to check whether the drilling angle meets the design requirements.
In the prior art, the anchor rod drilling angle of a side slope is generally measured by adopting a plumb bob method, namely, a plumb bob is placed at a high position, the angle between the surface of a workbench of a drilling machine and a pull rope of the plumb bob is measured, and the anchor rod drilling angle is further converted. When the traditional line hanging method is adopted for measurement, soil at a high position is easy to fall off, so that safety accidents are caused, and certain potential safety hazards exist.
Therefore, a need exists for a bolt hole angle measuring tool that solves the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a measuring tool for a rock bolt drilling angle, which can safely and quickly measure the rock bolt drilling angle.
As the conception, the technical scheme adopted by the utility model is as follows:
a rock bolt drilling angle measuring tool comprising:
the bottom plate is made of metal and comprises a flat plate part and a convex block arranged on the upper surface of one end of the flat plate part, a magnet accommodating groove is formed in the upper surface of the flat plate part, a magnet is arranged in the magnet accommodating groove, a rotating shaft is fixedly arranged on one side of the convex block, and the axis of the rotating shaft is parallel to the flat plate part;
the protractor comprises a protractor body and a protractor connecting part connected with the transverse edge of the protractor body, scales are arranged on the protractor body, the protractor is arranged on the rotating shaft in a penetrating manner, the protractor connecting part is fixedly connected with the bottom plate, and the center of the protractor body is positioned on the axis of the rotating shaft;
the adjusting plate comprises an adjusting plate body and an adjusting plate connecting part arranged at one end of the adjusting plate body, the adjusting plate connecting part is rotatably sleeved on the rotating shaft, the protractor is clamped between the adjusting plate and the bottom plate, and the central point of the protractor body is located on the intersection line of the extending surface of the upper surface of the adjusting plate body and the extending surface of the upper surface of the flat plate part;
the horizontal ruler is magnetically attracted to the upper surface of the adjusting plate body;
the stop ring is in threaded connection with the end of the rotating shaft, the adjusting plate connecting portion is located between the stop ring and the protractor, and the stop ring can enable the adjusting plate connecting portion to be tightly pressed against the protractor.
Optionally, the zero-scribed line of the protractor is coplanar with the upper surface of the flat plate portion, and the center of the protractor body is coplanar with the upper surface of the adjustment plate body.
Optionally, the lower surface of the adjusting plate body is provided with an avoiding arc-shaped groove.
Optionally, the protractor connecting portion is fixed to a side surface of the flat plate portion by a threaded connecting member.
Optionally, the threaded connector is a bolt or screw.
Optionally, the protractor body has a minimum division value of 1 °.
Optionally, the adjusting plate is made of metal, and the level is a magnetic level.
Optionally, the rotating shaft includes a light shaft portion and a threaded shaft portion, one end of the light shaft portion is connected to the projection, the threaded shaft portion is connected to the other end of the light shaft portion, the protractor and the adjusting plate connecting portion are arranged through the light shaft portion, and the stop ring is connected to the threaded shaft portion in a threaded manner.
Optionally, the protractor is made of transparent plastic.
The anchor rod drilling angle measuring tool provided by the utility model is safe and convenient to operate. When the bottom plate is used, the bottom plate is placed on a drilling machine platform of a drilling machine, and the bottom plate can be magnetically attracted to the drilling machine platform due to the fact that the magnet is placed in the magnet accommodating groove, the bottom plate is made of metal, and the drilling machine platform is made of metal; the detection personnel rotate the adjusting plate body, when the included angle alpha between the upper surface of the adjusting plate body and the upper surface of the flat plate part is a design angle, the stop ring is screwed, so that the connecting part of the adjusting plate is tightly propped against the protractor, and the position of the adjusting plate body cannot change any more; and finally, placing the level on the upper surface of the adjusting plate body, and observing whether the level is in a horizontal state. If the horizontal ruler is in a horizontal state, the drilling angle of the anchor rod reaches the design angle; otherwise, the deviation between the anchor rod drilling angle and the design angle is shown, and the anchor rod drilling angle needs to be adjusted.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.
FIG. 1 is a schematic illustration of a rock bolt drilling angle measurement tool provided by an embodiment of the present invention in use;
figure 2 is a schematic view of a view of the protractor mounted on the base plate as provided by the embodiment of the present invention;
fig. 3 is a schematic view of another view of the protractor according to the embodiment of the present invention mounted on the base plate.
In the figure:
1. a base plate; 11. a flat plate portion; 12. a bump; 121. a rotating shaft; 122. a stop ring;
2. a protractor; 21. a protractor body; 22. a protractor connecting portion;
3. an adjusting plate; 31. an adjusting plate body; 32. an adjusting plate connecting part; 33. avoiding the arc-shaped groove;
4. a level bar;
5. a rig floor; 51. and a stop block.
Detailed Description
In order to make the technical problems solved, the technical solutions adopted and the technical effects achieved by the present invention clearer, the technical solutions of the present invention are further described below by way of specific embodiments with reference to the accompanying drawings. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be further noted that, for the convenience of description, only some but not all of the elements associated with the present invention are shown in the drawings.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; 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.
Referring to fig. 1 to 3, the present embodiment provides a tool for measuring an anchor hole drilling angle, which can conveniently, safely and quickly perform an angle measurement of an anchor hole to check whether the angle of the anchor hole meets design requirements.
Specifically, in the present embodiment, the anchor drilling angle measuring tool includes a bottom plate 1, a protractor 2, an adjusting plate 3, a level 4, and a stop ring 122.
The bottom plate 1 is made of metal and comprises a flat plate part 11 and a convex block 12 arranged on the upper surface of one end of the flat plate part 11, a magnet accommodating groove is formed in the upper surface of the flat plate part 11, a magnet is arranged in the magnet accommodating groove, a rotating shaft 121 is fixedly arranged on one side of the convex block 12, and the axis of the rotating shaft 121 is parallel to the flat plate part 11.
The protractor 2 comprises a protractor body 21 and a protractor connecting part 22 connected with the transverse edge of the protractor body 21, scales are arranged on the protractor body 21, the protractor 2 is arranged on the rotating shaft 121 in a penetrating manner, the protractor connecting part 22 is fixedly connected with the bottom plate 1, and the center of the protractor body 21 is positioned on the axis of the rotating shaft 121.
The adjusting plate 3 comprises an adjusting plate body 31 and an adjusting plate connecting portion 32 arranged at one end of the adjusting plate body 31, the adjusting plate connecting portion 32 is rotatably sleeved on the rotating shaft 121, the protractor 2 is clamped between the adjusting plate 3 and the bottom plate 1, and the central point of the protractor body 21 is located on an intersection line of an extending surface of the upper surface of the adjusting plate body 31 and an extending surface of the upper surface of the flat plate portion 11.
The level 4 is magnetically attracted to the upper surface of the adjusting plate body 31.
The stop ring 122 is screwed to the end of the rotating shaft 121, the adjusting plate connecting portion 32 is located between the stop ring 122 and the protractor 2, and the stop ring 122 can push the adjusting plate connecting portion 32 against the protractor 2.
The measuring tool of anchor rod drilling angle that this embodiment provided operation safety is convenient. When the magnetic bottom plate is used, the bottom plate 1 is placed on a drilling machine platform 5 of a drilling machine, and the bottom plate 1 can be magnetically attracted to the drilling machine platform 5 due to the fact that magnets are placed in the magnet accommodating grooves, the bottom plate 1 is made of metal, and the drilling machine platform 5 is also made of metal; the detector rotates the adjusting plate body 31, and when the included angle α between the upper surface of the adjusting plate body 31 and the upper surface of the flat plate portion 11 is a design angle, the stop ring 122 is screwed, so that the adjusting plate connecting portion 32 is pressed against the protractor 2, and the position of the adjusting plate body 31 cannot change any more; finally, the level 4 is placed on the upper surface of the adjusting plate body 31, and whether the level 4 is in a horizontal state or not is observed. If the horizontal ruler 4 is in a horizontal state, the drilling angle of the anchor rod reaches the design angle; otherwise, the deviation between the anchor rod drilling angle and the design angle is shown, and the anchor rod drilling angle needs to be adjusted.
During the use, the measurement personnel rotate regulating plate body 31, and when the level bar 4 was the horizontality, through the scale of protractor body 21 can read out the contained angle alpha between the upper surface of regulating plate body 31 and the upper surface of flat plate portion 11, contained angle alpha is the contained angle between the upper surface of regulating plate body 31 and the surface of rig platform 5, is the contained angle between the surface of rig platform 5 and the horizontal plane promptly, also is stock drilling angle. If the detector rotates the adjusting plate body 31 until the included angle alpha is the design angle of the anchor rod drilling angle, and the horizontal ruler 4 is in a horizontal state, the anchor rod drilling angle reaches the design angle; if the testing personnel rotate the regulating plate body 31 until the included angle alpha is the design angle of the anchor rod drilling angle, the level bar 4 is in a non-horizontal state, and then the anchor rod drilling angle and the design angle have deviation and need to be adjusted.
Preferably, a stopper 51 may be welded to the upper surface of the drill floor 5, and an end surface of the floor plate 1 inclined downward abuts against a side portion of the stopper 51 to further limit the floor plate 1. Preferably, the stop 51 is perpendicular to the upper surface of the drill platform 5.
Specifically, the zero-scribed line of the protractor 2 is coplanar with the upper surface of the flat plate portion 11, the center of the protractor body 21 is coplanar with the upper surface of the adjusting plate body 31, and at this time, the center point of the protractor body 21 is located on an intersection line of the extending surface of the upper surface of the adjusting plate body 31 and the extending surface of the upper surface of the flat plate portion 11.
Preferably, in order to facilitate the rotation of the adjusting plate body 31 by the inspector, the lower surface of the adjusting plate body 31 is provided with an avoiding arc-shaped groove 33. The maintainer can put the fingers into the avoidance arc-shaped groove 33, so that the adjusting plate body 31 is lifted up or lowered down.
Preferably, the material of regulating plate 3 is the metal, and level 4 is the magnetic force level, and the magnetic force level can be inhaled magnetically on regulating plate 3.
Specifically, the minimum division value of the protractor body 21 is 1 °. The protractor 2 is made of transparent plastic, so that the included angle alpha can be observed by the detector at both sides of the protractor 2.
Alternatively, the protractor connecting portion 22 is fixed to the side surface of the flat plate portion 11 by a threaded connection. Optionally, the threaded connection is a bolt or screw.
Specifically, the rotating shaft 121 includes a light shaft portion and a threaded shaft portion, one end of the light shaft portion is connected to the projection 12, the threaded shaft portion is connected to the other end of the light shaft portion, the protractor 2 and the adjusting plate connecting portion 32 are disposed through the light shaft portion, and the stopper ring 122 is screwed to the threaded shaft portion.
The foregoing embodiments are merely illustrative of the principles and features of this invention, which is not limited to the above-described embodiments, but rather is susceptible to various changes and modifications without departing from the spirit and scope of the utility model, which changes and modifications are within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (9)
1. A rock bolt drilling angle measuring tool, comprising:
the bottom plate (1) is made of metal and comprises a flat plate part (11) and a convex block (12) arranged on the upper surface of one end of the flat plate part (11), a magnet accommodating groove is formed in the upper surface of the flat plate part (11), a magnet is arranged in the magnet accommodating groove, a rotating shaft (121) is fixedly arranged on one side of the convex block (12), and the axis of the rotating shaft (121) is parallel to the flat plate part (11);
the protractor (2) comprises a protractor body (21) and a protractor connecting part (22) connected with the transverse edge of the protractor body (21), scales are arranged on the protractor body (21), the protractor (2) is arranged on the rotating shaft (121) in a penetrating manner, the protractor connecting part (22) is fixedly connected with the bottom plate (1), and the center of the protractor body (21) is positioned on the axis of the rotating shaft (121);
the adjusting plate (3) comprises an adjusting plate body (31) and an adjusting plate connecting portion (32) arranged at one end of the adjusting plate body (31), the adjusting plate connecting portion (32) is rotatably sleeved on the rotating shaft (121), the protractor (2) is clamped between the adjusting plate (3) and the bottom plate (1), and the central point of the protractor body (21) is located on the intersection line of the extending surface of the upper surface of the adjusting plate body (31) and the extending surface of the upper surface of the flat plate portion (11);
the horizontal ruler (4) is magnetically attracted to the upper surface of the adjusting plate body (31);
a stop ring (122) screwed to an end of the rotating shaft (121), the adjusting plate connecting portion (32) being located between the stop ring (122) and the protractor (2), the stop ring (122) being capable of abutting the adjusting plate connecting portion (32) against the protractor (2).
2. The anchor bolt drilling angle measuring tool according to claim 1, characterized in that the zero ruling of the protractor (2) is coplanar with the upper surface of the flat plate portion (11), and the center of the protractor body (21) is coplanar with the upper surface of the adjustment plate body (31).
3. The anchor bolt drilling angle measuring tool according to claim 1, wherein the lower surface of the adjusting plate body (31) is provided with an escape arc-shaped groove (33).
4. The anchor bolt drilling angle measuring tool according to claim 1, wherein the protractor connecting portion (22) is fixed to a side surface of the flat plate portion (11) by a screw coupling.
5. A rock bolt drilling angle measurement tool according to claim 4, wherein the threaded connection is a bolt or screw.
6. A rock bolt drilling angle measurement tool according to claim 1, characterized in that the minimum index value of the protractor body (21) is 1 °.
7. The anchor rod drilling angle measuring tool according to claim 1, wherein the adjusting plate (3) is made of metal, and the level (4) is a magnetic level.
8. The anchor hole angle measuring tool according to any one of claims 1 to 7, wherein the rotary shaft (121) includes a plain shaft portion having one end connected to the projection (12) and a threaded shaft portion connected to the other end of the plain shaft portion, the protractor (2) and the adjustment plate connecting portion (32) are inserted through the plain shaft portion, and the stop ring (122) is threadedly connected to the threaded shaft portion.
9. A rock bolt drilling angle measurement tool according to any one of claims 1-7, characterized in that the angle gauge (2) is made of transparent plastic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121730725.8U CN215810623U (en) | 2021-07-28 | 2021-07-28 | Anchor rod drilling angle measuring tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121730725.8U CN215810623U (en) | 2021-07-28 | 2021-07-28 | Anchor rod drilling angle measuring tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215810623U true CN215810623U (en) | 2022-02-11 |
Family
ID=80126029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121730725.8U Expired - Fee Related CN215810623U (en) | 2021-07-28 | 2021-07-28 | Anchor rod drilling angle measuring tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215810623U (en) |
-
2021
- 2021-07-28 CN CN202121730725.8U patent/CN215810623U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220211 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |