CN112268544A - Land slope measuring device for engineering exploration - Google Patents
Land slope measuring device for engineering exploration Download PDFInfo
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- CN112268544A CN112268544A CN202011131505.3A CN202011131505A CN112268544A CN 112268544 A CN112268544 A CN 112268544A CN 202011131505 A CN202011131505 A CN 202011131505A CN 112268544 A CN112268544 A CN 112268544A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
- G01C9/12—Measuring inclination, e.g. by clinometers, by levels by using a single pendulum plumb lines G01C15/10
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Abstract
The invention discloses a land gradient measuring device for engineering exploration, which comprises: a base; the bottom end of the box body is fixedly connected with the top end of the base, an accommodating cavity is formed in the box body, and an observation window is formed in the box body; the slope measurement swinging piece is rotatably arranged on the wall of the accommodating cavity, slope scales and arc-shaped inserting positioning grooves are arranged on the slope measurement swinging piece, and arc-shaped swing limiting grooves are formed in the wall of the rear side cavity of the accommodating cavity; the vertical fixed pointer is fixedly connected with the rear side cavity wall of the accommodating cavity, and the needle end of the vertical fixed pointer points to the gradient scale; the bottom end of the limit swing piece is in rolling contact with the arc-shaped limit swing groove; the flexible grafting locating lever, its back lateral wall of wearing to locate the box just pegs graft fixedly with arcuation grafting constant head tank. The device can reduce the swing time of the slope measurement swing piece, enables the slope measurement swing piece to reach stability fast, and can fix the slope measurement swing piece fast, thereby realizing fast measurement and having high measurement efficiency.
Description
Technical Field
The invention relates to the technical field of land measurement, in particular to a land slope measuring device for engineering exploration.
Background
The land is an important material basis for human survival and development, and brings greater grain production pressure, resource pressure and ecological environment pressure to the land along with the increase of population, so that the human mole is increasingly prominent. The land engineering not only has important functions in the aspects of protecting the quantity and quality of cultivated land, improving the crop yield, guaranteeing the grain safety and the like, but also is an important means for expanding the living space of human beings and improving the living environment of human beings.
When engineering exploration is carried out, a slope measuring device is needed to measure the slope of the land. However, current slope measuring device still has some problems, for example, patent number is CN208902102U, the name is a slope measuring device for land engineering, can accomodate the toper piece that sets up through the motor that sets up, when measuring in order to put down the toper piece through the motor reversal and use, the operation process is comparatively loaded down with trivial details, and when measuring the slope, the toper piece lasts the swing in the certain period, just can carry out the collection of data after stable, make measurement of efficiency lower, and need the power just can measure, the suitability is relatively poor.
Therefore, it is an urgent need for those skilled in the art to provide a land slope measuring device for engineering exploration, which is easy to operate, requires no power supply, can perform rapid measurement, and has high lateral measurement efficiency.
Disclosure of Invention
In view of this, the invention provides the land slope measuring device for engineering exploration, which is simple to operate, does not need a power supply, can carry out rapid measurement and has high sidesway efficiency.
In order to achieve the purpose, the invention adopts the following technical scheme:
a land gradient measuring device for engineering exploration, comprising:
a base;
the bottom end of the box body is fixedly connected with the top end of the base, an accommodating cavity is formed in the box body, an observation window is formed in the front side wall of the box body, and the observation window is communicated with the accommodating cavity;
the slope measurement swinging piece is arranged in the accommodating cavity, the top of the slope measurement swinging piece is rotatably connected with the rear side cavity wall of the accommodating cavity, the front side surface of the slope measurement swinging piece is provided with slope scales arranged opposite to the observation window, the rear side surface of the slope measurement swinging piece is provided with an arc-shaped inserting positioning groove, and the position, below the slope measurement swinging piece, of the rear side cavity wall of the accommodating cavity is provided with an arc-shaped swing limiting groove;
the tail end of the vertical fixed pointer is fixedly connected with the rear cavity wall of the accommodating cavity, the vertical fixed pointer is arranged above the front side surface of the gradient measurement swinging piece, and the needle end of the vertical fixed pointer points to the gradient scale;
the top end of the swing limiting part is fixedly connected with the bottom end of the gradient measuring swing part, and the bottom end of the swing limiting part is in rolling contact with the arc swing limiting groove;
the flexible locating lever of pegging graft, flexible grafting locating lever one end is arranged in the box outside, the other end wears to locate the back lateral wall of box and with arcuation grafting constant head tank grafting is fixed.
Through the technical scheme, compared with the prior art, the invention discloses a device for measuring the land gradient for engineering exploration, which is placed on the ground with the gradient to be measured, the telescopic inserting positioning rod is separated from the arc-shaped inserting positioning groove, so that the gradient measuring swinging piece swings due to the gravity of the gradient measuring swinging piece, when the gradient measuring swinging piece swings, the limit swinging piece is driven to swing, and the bottom end of the limit swinging piece is in rolling contact with the arc-shaped limit swinging groove, therefore, a certain friction force is generated, a certain resistance force is generated to the swinging of the gradient measuring swinging piece, the reciprocating swinging frequency and time of the gradient measuring swinging piece can be reduced, the gradient measuring swinging piece is quickly stopped swinging, after the gradient measuring swinging piece is stopped, the telescopic inserting positioning rod is released, the telescopic inserting positioning rod is inserted into the arc-shaped inserting positioning groove again, and the gradient measuring swinging piece is fixed, and then observing the scale pointed by the vertical fixed pointer through the observation window, namely the slope of the land to be measured. The device structure and easy operation need not external power supply and can realize measuring, extensive applicability to limit for goods of furniture for display rather than for use can reduce the swing time of slope measurement swing piece, make it reach stably fast, and flexible grafting locating lever can fix a position fast to slope measurement swing piece, thereby realizes the rapid survey, and measurement of efficiency is high.
Further, the slope measuring pendulum includes:
one end of the connecting rotating shaft is perpendicular to and rotatably connected with the cavity wall at the rear side of the accommodating cavity;
the top end of the vertical connecting block is fixedly connected with the other end of the connecting rotating shaft;
swing piece, swing piece top with vertical connecting block bottom fixed connection, swing piece bottom with limit for swinging parts top fixed connection, be provided with on the swing piece leading flank the slope scale, seted up on the swing piece trailing flank the arcuation constant head tank of pegging graft, vertical fixed pointer is arranged in the top of swing piece leading flank, arcuation limit for swinging the groove and being located swing piece bottom below.
The technical scheme has the beneficial effects that after the telescopic inserting positioning rod is separated from the arc-shaped inserting positioning groove, the swinging block swings by a certain angle under the gravity of the swinging block, and the angle is the slope value to be measured.
Further, the limit article includes:
the top end of the vertical connecting plate is fixedly connected with the bottom end of the swinging block;
the sliding connecting block is connected with the vertical connecting plate in a sliding manner;
and one end of the connecting rod is fixedly connected with the side end, close to the cavity wall at the rear side of the accommodating cavity, of the sliding connecting block, the other end of the connecting rod is fixedly connected with a disc, and the disc is in rolling contact with the arc-shaped swing limiting groove.
The beneficial effect who adopts above-mentioned technical scheme to produce is that, when the swing piece swings, the disc that drives on the limit goods of furniture for display rather than for use removes in arcuation limit pendulum inslot to can make the rigidity of swing piece get off fast, reduce the time of the reciprocal swing of swing piece, thereby can measure fast, measurement of high efficiency.
Furthermore, a strip-shaped guide hole is formed in the vertical connecting plate along the length direction of the vertical connecting plate, and the sliding connecting block is connected with the strip-shaped guide hole in a sliding mode.
Adopt above-mentioned technical scheme to produce beneficial effect be for sliding connection piece can slide along rectangular shape guiding hole, and the disc of being convenient for removes in arcuation limit oscillation groove.
Further, be located on the vertical connecting plate the part of rectangular shape guiding hole both sides is the guide post, sliding connection piece includes:
the side end of the connecting block, which is close to the cavity wall at the rear side of the accommodating cavity, is provided with two notches at intervals, and the two guide posts are respectively in sliding clamping connection with the two notches;
the sliding through block is characterized in that one side of the sliding through block is fixedly connected with the connecting block at two positions between the openings, and the other side of the sliding through block is arranged in the elongated guide hole in a penetrating manner and is in sliding connection with the elongated guide hole.
The beneficial effects that adopt above-mentioned technical scheme to produce are, simple structure, easily manufacturing.
Furthermore, a plurality of balls are uniformly embedded on the outer peripheral side of the disc and are in rolling contact with the arc-shaped swing limiting grooves.
The beneficial effect that adopts above-mentioned technical scheme to produce is that, the setting of ball can avoid appearing the card pause phenomenon between disc and the arcuation limit pendulum groove, makes the swing of swing piece more smooth and easy.
Further, set up on the rear side wall of box with hold the hole of wearing to establish of chamber intercommunication, flexible grafting locating lever includes:
one end of the inserting positioning rod is arranged outside the box body, the first baffle is fixedly connected with the end of the inserting positioning rod, the other end of the inserting positioning rod penetrates through the penetrating hole and is inserted and fixed with the arc-shaped inserting positioning groove, and a second baffle is fixedly sleeved on the inserting positioning rod;
the spring is sleeved on the inserting positioning rod, one end of the spring is fixedly connected with the second baffle, and the other end of the spring is fixedly connected with the wall of the through hole.
The beneficial effect who adopts above-mentioned technical scheme to produce is, the setting of spring for the grafting locating lever can couple be flexible in wearing to establish the hole, realizes grafting and the pine of grafting locating lever and arcuation grafting constant head tank and takes off, accomplishes the location of swing piece and fixes.
Further, the through hole includes: the coaxial first through hole, the intermediate hole and the second through hole of arranging, the grafting locating lever wears to locate first through hole the intermediate hole with the second wears to establish the hole, just the second baffle with the spring is all arranged in the intermediate hole, the second baffle with intermediate hole pore wall sliding contact, the spring other end with intermediate hole pore wall fixed connection.
Further, a plurality of support columns are uniformly distributed at the bottom end of the base and fixedly connected with each other, and conical support legs are fixedly connected to the bottom ends of the support columns.
Adopt above-mentioned technical scheme to produce beneficial effect is, during the measurement, usable toper stabilizer blade inserts to the ground in to stabilize this measuring device subaerial, be difficult for taking place to empty the phenomenon.
Furthermore, a handle is fixedly connected to the top end of the box body.
The beneficial effect who adopts above-mentioned technical scheme to produce is, is convenient for this measuring device's of carrying.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a land gradient measuring device for engineering exploration provided by the invention.
Fig. 2 is a schematic view of the vertical cross-section of fig. 1.
FIG. 3 is a schematic view of the construction of the slope measuring pendulum.
FIG. 4 is a schematic view of the structure of the limiting member.
Fig. 5 is a schematic structural view of the telescopic insertion positioning rod and the gradient measurement swinging piece in matching.
Wherein: 1-base, 2-box, 201-containing cavity, 202-observation window, 203-arc swing limiting groove, 204-through hole, 2041-first through hole, 2042-middle hole, 2043-second through hole, 3-gradient measurement swinging piece, 301-gradient scale, 302-arc splicing positioning groove, 31-connecting rotating shaft, 32-vertical connecting block, 33-swinging block, 4-vertical fixed pointer, 5-swing limiting piece, 51-vertical connecting plate, 511-elongated guide hole, 512-guide column, 52-sliding connecting block, 521-connecting block, 522-sliding through block, 53-connecting rod, 54-disc, 55-ball, 6-telescopic splicing positioning rod, 61-splicing positioning rod, 62-first baffle, 63-second baffle, 64-spring, 7-support column, 8-tapered leg, 9-handle.
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.
Referring to fig. 1 to 5, an embodiment of the invention discloses a land gradient measuring device for engineering exploration, comprising:
a base 1;
the bottom end of the box body 2 is fixedly connected with the top end of the base 1, an accommodating cavity 201 is formed in the box body 2, an observation window 202 is formed in the front side wall of the box body 2, and the observation window 202 is communicated with the accommodating cavity 201;
the slope measurement swinging piece 3 is arranged in the accommodating cavity 201, the top of the slope measurement swinging piece 3 is rotatably connected with the rear side cavity wall of the accommodating cavity 201, the front side surface of the slope measurement swinging piece 3 is provided with slope scales 301 which are arranged opposite to the observation window 202, the rear side surface of the slope measurement swinging piece 3 is provided with an arc-shaped inserting positioning groove 302, and the position, below the slope measurement swinging piece 3, on the rear side cavity wall of the accommodating cavity 201 is provided with an arc-shaped swing limiting groove 203;
the tail end of the vertical fixed pointer 4 is fixedly connected with the rear cavity wall of the accommodating cavity 201, the vertical fixed pointer 4 is arranged above the front side surface of the gradient measurement swinging piece 3, and the needle end of the vertical fixed pointer 4 points to the gradient scale 301;
the top end of the swing limiting part 5 is fixedly connected with the bottom end of the gradient measuring swing part 3, and the bottom end of the swing limiting part 5 is in rolling contact with the arc swing limiting groove 203;
the flexible locating lever 6 that pegs graft, flexible locating lever 6 one end of pegging graft is arranged in the box 1 outside, and the other end is worn to locate the rear side wall of box 1 and is pegged graft fixedly with arcuation grafting constant head tank 302.
With particular reference to fig. 3, the slope measuring pendulum 3 comprises:
one end of the connecting rotating shaft 31 is perpendicular to and rotatably connected with the cavity wall at the rear side of the accommodating cavity 201;
the top end of the vertical connecting block 32 is fixedly connected with the other end of the connecting rotating shaft 31;
the top end of the swinging block 33 is fixedly connected with the bottom end of the vertical connecting block 32, the bottom end of the swinging block 33 is fixedly connected with the top end of the limit swinging part 5, the front side surface of the swinging block 33 is provided with gradient scales 301, the rear side surface of the swinging block 33 is provided with an arc-shaped inserting positioning groove 302, the vertical fixed pointer 4 is arranged above the front side surface of the swinging block 33, and the arc-shaped limit swinging groove 203 is arranged below the bottom end of the swinging block 33.
Referring to fig. 4, the restriction member 5 includes:
the top end of the vertical connecting plate 51 is fixedly connected with the bottom end of the swinging block 33;
the sliding connecting block 52 is connected with the vertical connecting plate 51 in a sliding mode;
one end of the connecting rod 53 is fixedly connected with the side end, close to the rear side cavity wall of the accommodating cavity 201, of the sliding connecting block 52, the other end of the connecting rod 53 is fixedly connected with a disc 54, and the disc 54 is in rolling contact with the arc-shaped swing limiting groove 203.
The vertical connecting plate 51 is provided with a long strip-shaped guide hole 511 along the length direction thereof, and the sliding connecting block 52 is in sliding connection with the long strip-shaped guide hole 511.
The part that lies in rectangular shape guiding hole 511 both sides on vertical connecting plate 51 is guide post 512, and sliding connection piece 52 includes:
two notches 5211 are formed in the connecting block 521 at intervals at the side end, close to the rear side cavity wall of the accommodating cavity 201, of the connecting block 521, and the two guide posts 512 are respectively in sliding clamping connection with the two notches 5211;
the sliding through block 522 is fixedly connected to the connecting block 521 at a position between the two notches 5211 on one side of the sliding through block 522, and the other side of the sliding through block 522 penetrates through the elongated guide hole 511 and is slidably connected to the elongated guide hole 511.
A plurality of balls 55 are uniformly fitted around the outer periphery of the disk 54, and the balls 55 are in rolling contact with the arcuate swing restricting grooves 203.
Referring to fig. 5, set up on the rear side wall of box 2 and hold the hole 204 of wearing to establish of chamber 201 intercommunication, flexible grafting locating lever 6 includes:
the inserting positioning rod 61, one end of the inserting positioning rod 61 is arranged outside the box body 2, the first baffle plate 62 is fixedly connected to the end of the inserting positioning rod 61, the other end of the inserting positioning rod is arranged in the penetrating hole 204 in a penetrating mode and is inserted and fixed with the arc-shaped inserting positioning groove 302, and the second baffle plate 63 is fixedly sleeved on the inserting positioning rod 31;
the spring 64 is sleeved on the inserting positioning rod 61, one end of the spring 64 is fixedly connected with the second baffle 63, and the other end of the spring 64 is fixedly connected with the hole wall of the through hole 204.
The through-hole 204 includes: the first through hole 2041, the middle hole 2042 and the second through hole 2043 are coaxially arranged, the inserting positioning rod 61 penetrates through the first through hole 2041, the middle hole 2042 and the second through hole 2043, the second baffle 63 and the spring 64 are arranged in the middle hole 2042, the second baffle 63 is in sliding contact with the hole wall of the middle hole 2042, and the other end of the spring 64 is fixedly connected with the hole wall of the middle hole 2042.
A plurality of support columns 7 are uniformly distributed and fixedly connected at the bottom end of the base 1, and conical support legs 8 are fixedly connected at the bottom end of each support column 7.
The top end of the box body 2 is fixedly connected with a handle 9.
The working principle of the land gradient measuring device for engineering exploration is as follows:
when in use, the device is firstly placed on the ground with measurement, when the measurement is needed, the inserting positioning rod is pulled backwards, the spring is compressed, the inserting positioning rod is separated from the arc-shaped inserting positioning groove, at the moment, the swinging block drives the limit swinging part to swing together under the action of gravity, when swinging, the sliding connecting block slides back and forth along the strip-shaped guide hole, the ball on the disk is in rolling contact with the arc-shaped swing limiting groove, the resistance of the swinging block to the back and forth swinging is increased, the back and forth swinging times and time of the swinging block are reduced, so that the swinging block can quickly and stably do not swing, after the swing block stops swinging, the inserting positioning rod is loosened, the inserting positioning rod is inserted into the arc-shaped inserting positioning groove again under the action of the spring, the swing block is stably positioned, the slope scale pointed by the vertical fixed pointer is the slope to be measured, and then the slope value is recorded through the observation window.
The device is simple structure and operation not only, and measurement is mechanical type completion moreover, need not to install electrical apparatus spare part, need not external power supply and can realize measuring, extensive applicability to limit for sale of goods can reduce the swing time of slope measurement swing piece, make it reach stably fast, and flexible grafting locating lever can be fixed to slope measurement swing piece quick location, thereby realizes the rapid survey, and measurement of efficiency is high.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A land slope measuring device for engineering exploration is characterized by comprising:
a base (1);
the bottom end of the box body (2) is fixedly connected with the top end of the base (1), an accommodating cavity (201) is formed in the box body (2), an observation window (202) is formed in the front side wall of the box body (2), and the observation window (202) is communicated with the accommodating cavity (201);
the slope measurement swinging piece (3) is arranged in the accommodating cavity (201), the top of the slope measurement swinging piece (3) is rotatably connected with the rear side cavity wall of the accommodating cavity (201), the front side surface of the slope measurement swinging piece (3) is provided with slope scales (301) which are arranged opposite to the observation window (202), the rear side surface of the slope measurement swinging piece (3) is provided with an arc-shaped inserting positioning groove (302), and the position, below the slope measurement swinging piece (3), on the rear side cavity wall of the accommodating cavity (201) is provided with an arc-shaped swing limiting groove (203);
the tail end of the vertical fixed pointer (4) is fixedly connected with the rear cavity wall of the accommodating cavity (201), the vertical fixed pointer (4) is arranged above the front side surface of the gradient measuring swinging piece (3), and the needle end of the vertical fixed pointer (4) points to the gradient scale (301);
the top end of the swing limiting part (5) is fixedly connected with the bottom end of the gradient measuring swing part (3), and the bottom end of the swing limiting part (5) is in rolling contact with the arc swing limiting groove (203);
flexible grafting locating lever (6), flexible grafting locating lever (6) one end is arranged in the outside of box (1), the other end wears to locate the rear side wall of box (1) and with arcuation grafting constant head tank (302) are pegged graft fixedly.
2. A land slope measuring device for engineering exploration, according to claim 1, characterized in that said slope measuring oscillating piece (3) comprises:
one end of the connecting rotating shaft (31) is perpendicular to and rotatably connected with the cavity wall on the rear side of the accommodating cavity (201);
the top end of the vertical connecting block (32) is fixedly connected with the other end of the connecting rotating shaft (31);
swing piece (33), swing piece (33) top with vertical connecting block (32) bottom fixed connection, swing piece (33) bottom with limit for swinging parts (5) top fixed connection, be provided with on swing piece (33) leading flank slope scale (301), seted up on swing piece (33) trailing flank the constant head tank (302) is pegged graft to the arcuation, vertical fixed pointer (4) are arranged in the top of swing piece (33) leading flank, arcuation limit for swinging groove (203) is located swing piece (33) bottom below.
3. A land slope measuring device for engineering exploration, according to claim 2, characterized in that said limit swing (5) comprises:
the top end of the vertical connecting plate (51) is fixedly connected with the bottom end of the swinging block (33);
the sliding connecting block (52) is connected with the vertical connecting plate (51) in a sliding mode;
one end of the connecting rod (53) is fixedly connected with the side end, close to the cavity wall at the rear side of the accommodating cavity (201), of the sliding connecting block (52), the other end of the connecting rod (53) is fixedly connected with a disc (54), and the disc (54) is in rolling contact with the arc-shaped swing limiting groove (203).
4. A land gradient measuring device for engineering exploration according to claim 3, characterized in that the vertical connecting plate (51) is provided with an elongated guide hole (511) along the length direction thereof, and the sliding connecting block (52) is in sliding connection with the elongated guide hole (511).
5. A land gradient measuring device for engineering exploration, according to claim 4, characterized in that the portions of said vertical connecting plate (51) located on both sides of said elongated guiding hole (511) are guiding columns (512), and said sliding connecting block (52) comprises:
the side end, close to the cavity wall at the rear side of the accommodating cavity (201), of the connecting block (521) is provided with two notches (5211) at intervals, and the two guide posts (512) are respectively clamped with the two notches (5211) in a sliding manner;
the sliding through block (522) is arranged, one side of the sliding through block (522) is fixedly connected with the connecting block (521) at the position between the two notches (5211), and the other side of the sliding through block (522) is arranged in the elongated guide hole (511) in a penetrating manner and is in sliding connection with the elongated guide hole (511).
6. The land slope measuring device for engineering exploration according to claim 4, characterized in that a plurality of balls (55) are embedded on the outer periphery of the disc (54), and the balls (55) are in rolling contact with the arc-shaped swing limiting groove (203).
7. The land slope measuring device for engineering exploration according to any one of claims 1 to 6, wherein a through hole (204) communicated with the accommodating cavity (201) is formed in the rear side wall of the box body (2), and the telescopic inserting positioning rod (6) comprises:
one end of the inserting positioning rod (61) is arranged outside the box body (2), the first baffle (62) is fixedly connected with the end of the inserting positioning rod (61), the other end of the inserting positioning rod penetrates through the penetrating hole (204) and is inserted and fixed with the arc-shaped inserting positioning groove (302), and a second baffle (63) is fixedly sleeved on the inserting positioning rod (31);
the spring (64), spring (64) cover is established on grafting locating lever (61), just spring (64) one end with second baffle (63) fixed connection, the other end with wear to establish hole (204) pore wall fixed connection.
8. An earth gradient measuring device for engineering exploration, according to claim 7, characterized in that said through hole (204) comprises: the plug-in positioning rod comprises a first through hole (2041), a middle hole (2042) and a second through hole (2043) which are coaxially arranged, a plug-in positioning rod (61) penetrates through the first through hole (2041), the middle hole (2042) and the second through hole (2043), a second baffle (63) and a spring (64) are arranged in the middle hole (2042), the second baffle (63) is in sliding contact with the hole wall of the middle hole (2042), and the other end of the spring (64) is fixedly connected with the hole wall of the middle hole (2042).
9. The land slope measuring device for engineering exploration according to any one of claims 1-6 and 8, characterized in that a plurality of supporting columns (7) are uniformly and fixedly connected to the bottom end of the base (1), and a conical supporting foot (8) is fixedly connected to the bottom end of each supporting column (7).
10. A land gradient measuring device for engineering exploration according to any one of claims 1-6 and 8, characterized in that a handle (9) is fixedly connected to the top end of the box body (2).
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| CN202011131505.3A CN112268544B (en) | 2020-10-21 | 2020-10-21 | Land slope measuring device for engineering exploration |
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| CN202011131505.3A CN112268544B (en) | 2020-10-21 | 2020-10-21 | Land slope measuring device for engineering exploration |
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| CN112268544B CN112268544B (en) | 2022-07-08 |
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| CN210833527U (en) * | 2019-08-27 | 2020-06-23 | 上海浦海测绘有限公司 | Measuring instrument suitable for slope |
| CN211552692U (en) * | 2019-10-15 | 2020-09-22 | 刘洋 | Rotary induction type angle measuring device |
| CN211085254U (en) * | 2019-12-24 | 2020-07-24 | 中建八局第四建设有限公司 | Special gradient measuring device of building engineering |
| CN211401175U (en) * | 2020-02-21 | 2020-09-01 | 郑洪勇 | Portable gradiometer for land surveying and mapping |
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Inventor after: Zhu Qiaofen Inventor after: Shi Zhixiang Inventor after: Zhu Jiaqi Inventor after: Shi Yahang Inventor after: Jiang Yongfei Inventor after: Bai Hongzu Inventor before: Shi Zhixiang Inventor before: Zhu Qiaofen Inventor before: Zhu Jiaqi Inventor before: Shi Yahang Inventor before: Jiang Yongfei Inventor before: Bai Hongzu |