CN216898691U - Durable quick measuring device for blast hole - Google Patents
Durable quick measuring device for blast hole Download PDFInfo
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- CN216898691U CN216898691U CN202220536493.0U CN202220536493U CN216898691U CN 216898691 U CN216898691 U CN 216898691U CN 202220536493 U CN202220536493 U CN 202220536493U CN 216898691 U CN216898691 U CN 216898691U
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Abstract
The utility model discloses a durable quick blast hole measuring device which comprises a first measuring scale, a second measuring scale and a storage box, wherein a threaded rod is arranged inside the first measuring scale, the surface of the threaded rod is in threaded connection with the second measuring scale, and one end of the second measuring scale is fixedly provided with a balancing weight. According to the utility model, a measurer rotates the hand wheel clockwise to drive the threaded rod to rotate, so that the threaded rod rotates clockwise, the second measuring scale is driven to eject out of the first measuring scale under the limiting action of the sliding groove and the sliding block, otherwise, the rotation is opposite, the measuring device is convenient to store after the measurement is finished, the space occupation of the measuring device is reduced, the carrying convenience is improved, meanwhile, the scale mark can be amplified during the measurement by the arrangement of the magnifier, the reading accuracy of the measurer can be greatly improved, the wear resistance of the measuring device can be effectively improved by the arrangement of the wear-resistant block, and the service life of the measuring device is prolonged.
Description
Technical Field
The utility model relates to the technical field of measuring devices, in particular to a durable quick measuring device for a blast hole.
Background
Blast hole depth detection is a necessary and burdensome task, and the blast hole depth directly affects the blasting efficiency.
The prior art has the following problems:
traditional quick measuring device of blast hole is not convenient for accomodate measuring device after using, and carries comparatively inconveniently, and secondly the reading accuracy remains to be improved, and the wearability remains to be improved.
We have therefore proposed a durable blast hole rapid measurement device that addresses the above drawbacks.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems that a measuring device is inconvenient to store and carry after being used, the reading accuracy needs to be improved, and the wear resistance needs to be improved in the prior art, and provides a durable quick measuring device for a blast hole.
In order to achieve the purpose, the utility model adopts the following technical scheme: a durable quick measuring device for blast holes comprises a first measuring scale, a second measuring scale and a storage box, a threaded rod is arranged inside the first measuring scale, the surface of the threaded rod is in threaded connection with a second measuring scale, and one end of the second measuring scale is fixedly provided with a balancing weight, one end of the threaded rod extends to the outside of the first measuring scale through a connecting piece and is provided with a hand wheel, the inner wall of the first measuring scale is provided with a sliding chute, the inside of the sliding chute is connected with a sliding block in a sliding way, one end of the sliding block is welded with the outer surface of the second measuring scale, the outer surface of the first measuring scale is fixedly provided with a wear-resistant block, the outer surfaces of the first measuring scale and the second measuring scale are both provided with scale marks, and the surface that the outside of scale mark is located first dipperstick and second dipperstick is equipped with the magnifying glass, the inside of receiver is equipped with the protection and fills up, the upper end of receiver is equipped with the lid through the hinge.
Preferably, the scale marks are made of a reflective film, and the length of the reflective film is smaller than the lengths of the first measuring scale and the second measuring scale.
Preferably, the wear-resisting blocks are provided in plurality, and the wear-resisting blocks are annularly and equidistantly distributed on the outer surface of the first measuring scale.
Preferably, the magnifier is of a cuboid structure, and the length of the magnifier is greater than that of the scale marks.
Preferably, the length of the chute is less than the length of the first measuring scale, and the diameter of the first measuring scale is greater than the diameter of the second measuring scale.
Preferably, the diameter of the threaded rod is smaller than that of the second measuring scale, and the second measuring scale and the first measuring scale are both made of PP.
Preferably, the balancing weight is of a cone structure, and the material of the balancing weight is the same as that of the first measuring scale.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, by arranging the hand wheel, a measurer rotates the hand wheel clockwise to drive the threaded rod to rotate, so that the threaded rod rotates clockwise, the second measuring scale is driven to eject out of the first measuring scale under the limiting action of the sliding groove and the sliding block, otherwise, the situation is opposite, the measuring device is convenient to store after the measurement is finished, the space occupation of the measuring device is reduced, the carrying convenience is improved, meanwhile, the scale mark can be amplified by the arrangement of the magnifying glass during the measurement, the reading accuracy of the measurer can be greatly improved, the wear resistance of the measuring device can be effectively improved by arranging the wear-resistant block, and the service life of the measuring device is prolonged.
2. According to the utility model, the scale marks made of the reflective film are arranged to reflect light at night, so that the wakefulness of the scale marks can be greatly improved, the reading by a measurer is facilitated, and the probability of misreading is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments 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 it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a cross-sectional view of a durable blast hole rapid measurement device in accordance with the present invention;
FIG. 2 is a top view of a storage case of a durable blast hole rapid measuring device according to the present invention;
FIG. 3 is an enlarged schematic view of a durable blast hole fast measuring device according to the present invention at the A point;
fig. 4 is a schematic structural diagram of a durable blast hole rapid measurement apparatus according to the present invention.
Illustration of the drawings:
1. a first measuring scale; 2. a second measuring scale; 3. scale lines; 4. a magnifying glass; 5. a balancing weight; 6. a wear-resistant block; 7. a hand wheel; 8. a connecting member; 9. a threaded rod; 10. a cover; 11. a chute; 12. a slider; 13. a storage box; 14. a protective pad.
Detailed Description
The technical solutions 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, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
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; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; 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. 1-4, a durable quick burst hole measuring device comprises a first measuring scale 1, a second measuring scale 2 and a storage box 13, wherein a threaded rod 9 is arranged inside the first measuring scale 1, the surface of the threaded rod 9 is in threaded connection with the second measuring scale 2, a counterweight 5 is fixedly arranged at one end of the second measuring scale 2, one end of the threaded rod 9 extends to the outside of the first measuring scale 1 through a connecting piece 8 and is provided with a hand wheel 7, the inner wall of the first measuring scale 1 is provided with a chute 11, the inside of the chute 11 is in sliding connection with a slide block 12, one end of the slide block 12 is welded with the outer surface of the second measuring scale 2, a measurer rotates the hand wheel 7 clockwise to drive the threaded rod 9 to rotate, the threaded rod 9 rotates clockwise, the second measuring scale 2 is driven to eject out of the first measuring scale 1 under the limiting action of the chute 11 and the slide block 12, otherwise, the other two ways are opposite, thereby be convenient for accomodate measuring device after the measurement, reduce the occupy of measuring device to the space, convenience when carrying is improved, the fixed surface of first dipperstick 1 installs wear-resisting piece 6, can effectual improvement measuring device's wear resistance, extension measuring device's life, the surface of first dipperstick 1 and second dipperstick 2 all is equipped with scale mark 3, and the outside that lies in first dipperstick 1 and second dipperstick 2 in scale mark 3's the surface is equipped with magnifying glass 4, magnifying glass 4's setting can be enlargied scale mark 3 when measuring, thereby the accuracy when improvement survey crew reading that can be very big, the inside of receiver 13 is equipped with protection pad 14, the upper end of receiver 13 is equipped with lid 10 through the hinge.
In this embodiment: the scale mark 3 adopts the preparation of reflective membrane, and the length of reflective membrane is less than the length of first dipperstick 1 and second dipperstick 2.
Specifically, the scale mark 3 that adopts the reflective membrane preparation can reflect light when night to the awake face nature of improvement scale mark 3 that can be very big is favorable to the survey crew to carry out the reading, reduces the probability of reading by mistake.
In this embodiment: the wear-resisting piece 6 is equipped with a plurality ofly, and a plurality of wear-resisting piece 6 annular equidistance distribute at the surface of first dipperstick 1.
In particular, the wear resistance of the entire measuring device is improved.
In this embodiment: the magnifier 4 is of a cuboid structure, and the length of the magnifier 4 is larger than that of the scale mark 3.
In particular, it is convenient to enlarge the graduation marks 3.
In this embodiment: the length of spout 11 is less than the length of first dipperstick 1, and the diameter of first dipperstick 1 is greater than the diameter of second dipperstick 2.
In particular, it is convenient to set the chute 11 on the inner wall of the first measuring scale 1.
In this embodiment: the diameter of threaded rod 9 is less than the diameter of second dipperstick 2, and the material of second dipperstick 2 and first dipperstick 1 is PP.
In particular, the method has the advantages of stable chemical property and no corrosion.
In this embodiment: the balancing weight 5 is a cone structure, and the material of the balancing weight 5 is the same as that of the first measuring scale 1.
In particular, the measuring device can fall freely during measurement.
The working principle is as follows: when the measuring device is used, a measurer rotates the hand wheel 7 clockwise to drive the threaded rod 9 to rotate, the threaded rod 9 rotates clockwise, the second measuring scale 2 is driven to eject out of the first measuring scale 1 under the limiting effect of the sliding groove 11 and the sliding block 12, otherwise, the situation is opposite, the measuring device is convenient to store after the measurement is finished, the occupation of the measuring device on the space is reduced, the convenience in carrying is improved, meanwhile, the scale mark 3 can be amplified by the arrangement of the magnifier 4 during the measurement, the reading accuracy of the measurer can be greatly improved, the wear resistance of the measuring device can be effectively improved by arranging the wear-resistant block 6, the service life of the measuring device is prolonged, the scale mark 3 made of the reflective film can reflect light rays at night, the wakefulness of the scale mark 3 can be greatly improved, and the reading of the measurer is facilitated, the probability of misreading is reduced.
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 equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (7)
1. A durable quick burst hole measuring device comprises a first measuring scale (1), a second measuring scale (2) and a storage box (13), and is characterized in that a threaded rod (9) is arranged inside the first measuring scale (1), the surface of the threaded rod (9) is in threaded connection with the second measuring scale (2), a balancing weight (5) is fixedly mounted at one end of the second measuring scale (2), one end of the threaded rod (9) extends to the outside of the first measuring scale (1) through a connecting piece (8) and is provided with a hand wheel (7), a sliding groove (11) is formed in the inner wall of the first measuring scale (1), a sliding block (12) is connected to the inside of the sliding groove (11) in a sliding manner, one end of the sliding block (12) is welded to the outer surface of the second measuring scale (2), a wear-resistant block (6) is fixedly mounted on the outer surface of the first measuring scale (1) and the outer surface of the second measuring scale (2) are provided with scale marks (3), and the surface that the outside of scale mark (3) is located first dipperstick (1) and second dipperstick (2) is equipped with magnifying glass (4), the inside of receiver (13) is equipped with protection pad (14), the upper end of receiver (13) is equipped with lid (10) through the hinge.
2. A durable blasthole rapid measuring device as in claim 1, wherein said graduation marks (3) are made of reflective film, and the length of said reflective film is smaller than the length of said first measuring ruler (1) and said second measuring ruler (2).
3. A durable blasthole rapid measuring device according to claim 1, characterized in that said wear-resistant blocks (6) are provided in plurality and a plurality of wear-resistant blocks (6) are annularly and equidistantly distributed on the outer surface of the first measuring ruler (1).
4. A durable blasthole rapid measuring device as in claim 1, characterized in that said magnifying glass (4) has a rectangular parallelepiped conformation and the length of the magnifying glass (4) is greater than the length of the graduation marks (3).
5. A durable blasthole rapid measuring device as in claim 1, characterized in that said chute (11) has a length smaller than the length of the first measuring ruler (1) and the diameter of the first measuring ruler (1) is greater than the diameter of the second measuring ruler (2).
6. A durable blasthole rapid measuring device as in claim 1, characterized in that said threaded rod (9) has a diameter smaller than the diameter of said second measuring ruler (2), and both the second measuring ruler (2) and the first measuring ruler (1) are made of PP.
7. The durable quick burst hole measuring device as claimed in claim 1, wherein the weight member (5) has a conical structure, and the weight member (5) is made of the same material as the first measuring ruler (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220536493.0U CN216898691U (en) | 2022-03-11 | 2022-03-11 | Durable quick measuring device for blast hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220536493.0U CN216898691U (en) | 2022-03-11 | 2022-03-11 | Durable quick measuring device for blast hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216898691U true CN216898691U (en) | 2022-07-05 |
Family
ID=82189661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220536493.0U Active CN216898691U (en) | 2022-03-11 | 2022-03-11 | Durable quick measuring device for blast hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216898691U (en) |
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2022
- 2022-03-11 CN CN202220536493.0U patent/CN216898691U/en active Active
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