CN210220932U - Device for measuring inclination angle of blast hole - Google Patents
Device for measuring inclination angle of blast hole Download PDFInfo
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- CN210220932U CN210220932U CN201921655819.6U CN201921655819U CN210220932U CN 210220932 U CN210220932 U CN 210220932U CN 201921655819 U CN201921655819 U CN 201921655819U CN 210220932 U CN210220932 U CN 210220932U
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Abstract
The utility model discloses a device for measuring the inclination angle of a blast hole, which comprises a top plate, wherein the top of the top plate is fixedly connected with a handle, the two sides of the bottom of the top plate are fixedly connected with baffle plates, the opposite sides of the two baffle plates are fixedly connected with protractors, one side of the baffle is provided with a connecting shaft at the central shaft of the protractor, one side of the connecting shaft is fixedly connected with a screw rod, a screw hole matched with the screw rod is horizontally arranged on the baffle plate, one end of the screw rod penetrates through the screw hole and is connected with a limit cap in a threaded manner, a circular ring is movably sleeved on the connecting shaft, an indicating needle is fixedly connected with one side of the circular ring, a connecting plate is horizontally and fixedly connected between the two baffles, the connecting plate is located two spacing caps below, the polished rod is installed to the connecting plate bottom, polished rod top fixedly connected with inserted bar, the vertical through-hole of having seted up on the connecting plate. The utility model discloses ability rapid survey big gun hole degree of depth and inclination, convenient to carry measures stably, excellent in use effect.
Description
Technical Field
The utility model relates to a gun barrel detects technical field, especially relates to a device for measuring big gun hole inclination.
Background
Engineering blasting is a scientific technology and is widely applied, but the application in engineering is undoubtedly the most important and common, the tunnel is excavated by a drilling and blasting method for mining and mountain-cutting, railway repairing and highway, some methods are used in hydraulic engineering, buildings are dismantled in cities, the original structure of a certain object is damaged by using the huge energy generated by explosive explosion, the damage effect is not replaced by other methods, and whether the geometric dimension of a drilled blast hole meets the design requirement or not is checked before the explosive is filled in blasting engineering so as to ensure reasonable and safe subsequent charging.
But current big gun hole measuring device measures comparatively troublesome, and the structure is complicated to be difficult for carrying, rocks the skew easily if receiving the collision when measuring, influences measured data.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a device for measuring the inclination angle of a blast hole.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a device for measuring the inclination angle of a blast hole comprises a top plate, wherein a handle is fixedly connected to the top of the top plate, two baffle plates are fixedly connected to two sides of the bottom of the top plate, a protractor is fixedly connected to one opposite sides of the two baffle plates, a connecting shaft is arranged at the position, corresponding to the central shaft of the protractor, of one side of each baffle plate, a screw rod is fixedly connected to one side of the connecting shaft, a screw hole matched with the screw rod is horizontally formed in each baffle plate, one end of each screw rod penetrates through the screw hole and is in threaded connection with a limiting cap, a circular ring is movably sleeved on each connecting shaft, an indicating needle is fixedly connected to one side of each circular ring, a connecting plate is horizontally and fixedly connected between the two baffle plates and is positioned below the two limiting caps, a polished rod is arranged at the bottom of each connecting, the polished rod bottom fixedly connected with balancing weight, the polished rod front surface inlays and is equipped with the scale, the polished rod slides outward and has cup jointed the backing plate, the equal vertical screw installation that runs through in backing plate both sides.
Preferably, the free end of the pointer is provided with a heavy hammer.
Preferably, the balancing weight is a lead block.
Preferably, the outer surface of the handle is fixedly sleeved with a rubber anti-slip sleeve.
Preferably, the backing plate is provided with an opening matched with the polish rod.
Preferably, the protractor is made of stainless steel material.
Compared with the prior art, the beneficial effects of the utility model are that:
1. in the utility model, by arranging the polish rod, the baffle, the protractor, the scale ruler, the screw, the limit cap and the indicating needle, the depth and the inclination angle of the blast hole can be conveniently and rapidly measured, and the work efficiency is improved;
2. in the utility model, the handle, the polish rod, the balancing weight, the backing plate and the screw are arranged, so that the stability of the device can be improved, the carrying is convenient, the screw can be inserted into the ground around the blast hole, the shaking in the measuring process can be prevented, and the using effect is good;
to sum up, the utility model discloses ability rapid survey big gun hole degree of depth and inclination, convenient to carry measures stably, excellent in use effect.
Drawings
Fig. 1 is a schematic structural diagram of a device for measuring a blast hole inclination angle according to the present invention;
fig. 2 is an enlarged view of a position a of the device for measuring the inclination angle of the blast hole provided by the utility model.
In the figure: the device comprises a top plate 1, a grip 2, a baffle 3, a protractor 4, a connecting shaft 5, a screw 6, a screw hole 7, a limit cap 8, a ring 9, an indicating needle 10, a connecting plate 11, a polished rod 12, an inserted rod 13, a through hole 14, a fastening nut 15, a balancing weight 16, a scale 17, a cushion plate 18 and a screw 19.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-2, a device for measuring an inclination angle of a blast hole comprises a top plate 1, a handle 2 is fixedly connected to the top of the top plate 1, two baffle plates 3 are fixedly connected to two sides of the bottom of the top plate 1, a protractor 4 is fixedly connected to one side opposite to the two baffle plates 3, a connecting shaft 5 is arranged at the central axis of the protractor 4 on one side of the baffle plates 3, a screw 6 is fixedly connected to one side of the connecting shaft 5, a screw hole 7 matched with the screw 6 is horizontally arranged on each baffle plate 3, one end of each screw 6 penetrates through the screw hole 7 and is in threaded connection with a limit cap 8, a ring 9 is movably sleeved on each connecting shaft 5, an indicating needle 10 is fixedly connected to one side of the ring 9, a connecting plate 11 is horizontally and fixedly connected between the two baffle plates 3, the connecting plate 11 is positioned below the two limit caps, the top of the inserted link 13 penetrates through the through hole 14 and is connected with a fastening nut 15 in a threaded manner, the bottom of the polished rod 12 is fixedly connected with a balancing weight 16, a scale 17 is embedded on the front surface of the polished rod 12, the polished rod 12 is sleeved with a backing plate 18 in an outward sliding manner, and screws 19 are vertically arranged on two sides of the backing plate 18 in a penetrating manner.
The free end of the pointer 10 is provided with a heavy hammer, the balancing weight 16 is a lead block, the outer surface of the handle 2 is fixedly sleeved with a rubber anti-slip sleeve, the base plate 18 is provided with an opening matched with the polish rod 12, and the protractor 4 is made of stainless steel material.
The utility model discloses in, the staff at first inserts the big gun hole with polished rod 12, let polished rod 12 go deep into the big gun hole completely under the gravity of balancing weight 16, then screw up screw 19 and let backing plate 18 fixed connection peripheral at the big gun hole, when polished rod 12 plane is perpendicular or be close perpendicular, protractor 4 can keep perpendicular, pointer 10 points out inclination promptly on protractor 4's scale plane when polished rod 12 slopes, in the work progress, through adding the protractor 4 on the measuring device both sides, the inclination of different incline direction big gun holes of being convenient for is measured, observe the position that backing plate 18 locates on scale 17 again, can also observe the degree of depth that goes out the big gun hole fast, excellent in use effect, overall structure is simple, and is convenient to carry.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The device for measuring the inclination angle of the blast hole comprises a top plate (1) and is characterized in that a handle (2) is fixedly connected to the top of the top plate (1), baffle plates (3) are fixedly connected to two sides of the bottom of the top plate (1), a protractor (4) is fixedly connected to two opposite sides of the baffle plates (3), a connecting shaft (5) is installed at the position, corresponding to the center shaft of the protractor (4), of one side of each baffle plate (3), a screw rod (6) is fixedly connected to one side of each connecting shaft (5), a screw hole (7) matched with the screw rod (6) is horizontally formed in each baffle plate (3), one end of each screw rod (6) penetrates through the screw hole (7) and is in threaded connection with a limiting cap (8), a circular ring (9) is movably sleeved on each connecting shaft (5), an indicating needle (10) is fixedly connected to one side of the circular ring (9), connecting plate (11) are located two spacing caps (8) below, polished rod (12) are installed to connecting plate (11) bottom, polished rod (12) top fixedly connected with inserted bar (13), vertically on connecting plate (11) seted up through-hole (14), inserted bar (13) top is run through-hole (14) threaded connection and is had fastening nut (15), polished rod (12) bottom fixedly connected with balancing weight (16), polished rod (12) front surface inlays and is equipped with scale (17), polished rod (12) outer slip has cup jointed backing plate (18), the equal vertical screw (19) of installing that runs through in backing plate (18) both sides.
2. A device for measuring the inclination of a borehole according to claim 1, characterized in that the free end of the pointer (10) is provided with a weight.
3. A device for measuring the inclination of a borehole according to claim 1, characterized in that said counterweight (16) is a lead block.
4. The device for measuring the inclination of a blasthole as defined in claim 1, characterized in that the grip (2) is externally fitted with a rubber anti-slip sleeve.
5. The device for measuring the inclination of a blasthole according to claim 1, characterized in that said pad (18) is provided with openings matching with the polish rod (12).
6. A device for measuring the inclination of a borehole according to claim 1, characterized in that said protractor (4) is made of stainless steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921655819.6U CN210220932U (en) | 2019-09-30 | 2019-09-30 | Device for measuring inclination angle of blast hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921655819.6U CN210220932U (en) | 2019-09-30 | 2019-09-30 | Device for measuring inclination angle of blast hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210220932U true CN210220932U (en) | 2020-03-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921655819.6U Active CN210220932U (en) | 2019-09-30 | 2019-09-30 | Device for measuring inclination angle of blast hole |
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| CN (1) | CN210220932U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113417630A (en) * | 2021-08-02 | 2021-09-21 | 贵州大学 | Rapid testing device for angle of blast hole |
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2019
- 2019-09-30 CN CN201921655819.6U patent/CN210220932U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113417630A (en) * | 2021-08-02 | 2021-09-21 | 贵州大学 | Rapid testing device for angle of blast hole |
| CN113417630B (en) * | 2021-08-02 | 2022-09-16 | 贵州大学 | Rapid testing device for angle of blast hole |
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