CN110702014B - Crack monitoring device and method for road slope - Google Patents
Crack monitoring device and method for road slope Download PDFInfo
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- CN110702014B CN110702014B CN201911173818.2A CN201911173818A CN110702014B CN 110702014 B CN110702014 B CN 110702014B CN 201911173818 A CN201911173818 A CN 201911173818A CN 110702014 B CN110702014 B CN 110702014B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
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- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Abstract
The invention discloses a crack monitoring device and a crack monitoring method for a road slope, which comprise a crack meter, an anchor rod, a position corrector and a support rod, wherein the position corrector comprises a bracket, the bracket comprises a support plate, a support plate is welded on the bottom wall of the support plate, groove frames are welded on two sides of the bottom of the support plate, groove cavities of the groove frames are L-shaped, circular ring-shaped frames are arranged at two ends of each groove frame, a bidirectional screw rod is arranged at the upper part of each groove frame, a sliding part is screwed on a rod body of the bidirectional screw rod, the distance between the support rods is adjusted through the position corrector, so that the support rod is supported in a clamping cavity of the crack, at the moment, the rod body of the crack meter is placed in the support plate for sliding adjustment, the distance between two ends of the crack meter and the crack is more than 60CM, the anchor rod is used for fixing the crack meter, a pull rope is not needed for auxiliary installation.
Description
Technical Field
The invention relates to the technical field of crack monitoring of road slopes, in particular to a crack monitoring device and a crack monitoring method for road slopes.
Background
The road side slope is generally a slope with a certain slope formed on two sides of the roadbed to ensure the stability of the roadbed. After the road is put into use, cracks can appear on the road slope due to some external force factors. In order to be able to detect early deterioration of a crack in a road slope, it is necessary to monitor the crack in the road slope.
At present, the mainstream monitoring means for the road slope cracks is to monitor the cracks of the road slope by using an optical fiber crack meter. In its installation, the optical fiber crack meter erects above the road slope crack through the stock, and stretches over the both sides of road slope crack, simultaneously, needs the body of rod trend of optical fiber crack meter and the road slope crack trend that passes through to be 90 contained angles to monitor the road slope crack.
When the optical fiber crack meter is installed, in order to ensure that the rod body trend of the optical fiber crack meter forms an included angle of 90 degrees with the trend of the road slope crack, straight lines can be pulled up at two ends of the road slope crack, then an auxiliary line is pulled up at the crack position where the optical fiber crack meter needs to be erected, the auxiliary line is intersected with the straight lines pulled up at two ends of the road slope crack, and the included angle is 90 degrees. And then, when the optical fiber crack meter is erected and installed, a rod body of the optical fiber crack meter is arranged along an auxiliary line, two ends of the optical fiber crack meter are fixed on two sides of the crack by using an anchor rod, and the straight line distance between the anchor rod and the crack is usually not less than 60 CM.
So, the preparation work before the installation is comparatively loaded down with trivial details, and the rope easily receives the influence of wind-force and takes place the camber, is unfavorable for the right angled measurement, and then makes the installation of optic fibre crack meter comparatively take time. Based on the above, the invention designs a crack monitoring device and a crack monitoring method for a road slope, so as to solve the above problems.
Disclosure of Invention
The invention aims to provide a crack monitoring device and a crack monitoring method for a road slope, and aims to solve the problems that preparation work before installation is complicated, and a rope is easily affected by wind force to generate arc bending and is not beneficial to right-angle measurement in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the crack monitoring device comprises a crack meter, an anchor rod, a position corrector and a supporting rod, wherein the position corrector comprises a bracket, the bracket comprises a supporting plate, a supporting plate is welded on the bottom wall of the supporting plate, groove frames are welded on two sides of the bottom of the supporting plate, groove cavities of the groove frames are L-shaped, circular ring frames are arranged at two ends of each groove frame, a bidirectional lead screw is installed on the upper portion of each groove frame, and a sliding piece is screwed on a rod body of the bidirectional lead screw.
Preferably, the layer board is the arc, the bearing is installed to the ring chamber of the ring type frame that the cell frame both ends set up, the both ends of two-way lead screw are fixed mounting respectively in the bearing inner chamber of the ring type frame that the cell frame both ends set up, the welding of one end of two-way lead screw has the rotating head.
Preferably, the stock includes the stock body, and the top wall middle part of the stock body of rod sets up threaded hole, the threaded hole spiro union has the stock bolt, be formed with the hinge groove between the top of the stock body of rod and the stock bolt.
Preferably, the two ends of the crack meter are provided with hinged joints, and the hinged joints are hinged with the hinged grooves.
Preferably, the rod body of each group of the bidirectional screw rod is in threaded connection with two groups of the sliding parts which are symmetrically distributed.
Preferably, the sliding part comprises a sliding ring, an L-shaped sliding block is welded at the bottom end of the sliding ring, and clamping jaws are fixedly mounted on the outer side end wall of the L-shaped sliding block.
Preferably, the sliding ring is of an internal thread structure, the sliding ring is in threaded connection with the bidirectional screw rod, the L-shaped sliding block is located in an L-shaped groove cavity of the groove frame and slides along the L-shaped groove cavity of the groove frame, and the support rod is clamped in a clamping groove of the clamping jaw.
Compared with the prior art, the invention has the following remarkable beneficial effects:
the distance between the support rods can be adjusted through the corrector, so that the support rods are supported in the crack clamping cavity, at the moment, the rod body of the crack meter is placed in the supporting plate to be adjusted in a sliding mode, the two ends of the crack meter are respectively away from the crack by more than 60CM, the crack meter is fixed through the anchor rods, and auxiliary installation of pull ropes is not needed.
Drawings
FIG. 1 is a schematic structural diagram of a road slope crack monitoring device of the present invention;
FIG. 2 is a schematic view of the anchor rod top end structure of the present invention;
FIG. 3 is a schematic view of a position corrector according to the present invention;
FIG. 4 is a schematic view of the bracket structure of the present invention;
FIG. 5 is a schematic view of a slider according to the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
100-crack meter, 200-anchor rod, 210-anchor rod body, 220-anchor bolt, 201-hinge groove, 300-position corrector, 400-bracket, 410-supporting plate, 420-supporting plate, 430-groove frame, 500-bidirectional screw rod, 600-sliding piece, 610-L-shaped sliding block, 620-sliding ring, 630-claw and 700-supporting rod.
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.
With reference to fig. 1 to 5, the crack monitoring device for a road slope disclosed by the invention comprises a crack meter 100, an anchor rod 200, a position corrector 300 and a support rod 700. The crack meter 100, which may be a fiber optic detector, is positioned on top of the anchors 200 and between two anchors 200.
The position corrector 300 comprises a bracket 400, the bracket 400 comprises a supporting plate 410, a supporting plate 420 is welded on the bottom wall of the supporting plate 410, groove frames 430 are welded on two sides of the bottom of the supporting plate 420, a groove cavity of each groove frame 430 is L-shaped, circular ring-shaped frames are arranged at two ends of each groove frame 430, a bidirectional screw rod 500 is installed on the upper portion of each groove frame 430, and a sliding piece 600 is screwed on a rod body of the bidirectional screw rod 500.
Further, the supporting plate 410 is an arc-shaped plate, the bearings are installed in the annular cavities of the annular frames arranged at the two ends of the groove frame 430, the two ends of the bidirectional screw rod 500 are respectively and fixedly installed in the bearing inner cavities of the annular frames arranged at the two ends of the groove frame 430, and the rotating head is welded at one end of the bidirectional screw rod 500, so that the bidirectional screw rod 500 can be conveniently rotated.
Further, the anchor rod 200 includes an anchor rod body 210, a threaded hole is formed in the middle of the top end wall of the anchor rod body 210, an anchor bolt 220 is screwed into the threaded hole, and a hinge groove 201 is formed between the top of the anchor rod body 210 and the anchor bolt 220, so as to facilitate the installation of the crack meter 100.
Further, the two ends of the crack meter 100 are provided with hinged joints, and the hinged joints are hinged with the hinged grooves 201, so that the crack meter 100 can be conveniently installed.
Further, two sets of sliders 600 which are symmetrically distributed are screwed on the rod body of each set of bidirectional screw rod 500, so that the stay bar 700 is conveniently driven to slide.
Further, the sliding member 600 comprises a sliding ring 620, an L-shaped sliding block 610 is welded at the bottom end of the sliding ring 620, and a claw 630 is fixedly mounted on the outer end wall of the L-shaped sliding block 610, so as to facilitate the sliding of the stay bar 700.
Further, the slip ring 620 is of an internal thread structure, the slip ring 620 is in threaded connection with the bidirectional screw rod 500, the L-shaped slider 610 is located in an L-shaped groove cavity of the groove frame 430, the L-shaped slider 610 slides along the L-shaped groove cavity of the groove frame 430, and the support rod 700 is clamped and embedded in a clamping groove of the clamping jaw 630, so that the slider 600 is limited, and the slider 600 slides along the L-shaped groove cavity of the groove frame 430.
Further, the method for monitoring road slope crack in conjunction with the embodiment of the invention shown in fig. 1 and described above includes:
s1: the positioning of the position corrector 300 is that the four groups of support rods 700 are respectively clamped and embedded in the clamping grooves of the four groups of clamping jaws 630, the bottom ends of the four groups of support rods 700 are placed in the cracks, the four groups of support rods 700 are supported in the inner cavities of the cracks through rotating the bidirectional screw rod 500, and when the support rods 700 are placed, the bidirectional screw rod 500 does not conform to the trend of the cracks. Thus, when the four groups of support rods 700 are supported in the inner cavity of the crack, the two-way screw rod 500 forms an included angle of 90 degrees with the crack trend right below the two-way screw rod, that is, the support plate 410 forms an included angle of 90 degrees with the crack trend.
S2: the installation of crack meter 100, it is fixed with the articulated joint and the articulated groove 201 articulated at crack meter 100 both ends, place the body of rod of crack meter 100 on layer board 410 again, promptly, crack meter 100 is 90 contained angles with the crack trend, then slide crack meter 100 along layer board 410 and adjust, make two sets of stock 200 and cracked interval be greater than 60CM, later, fix the two sets of stock bodies of rod 210 and place in the domatic inside on road side slope, withdraw from locator 300 can.
One specific application of this embodiment is: in the present invention, in the installation of the position corrector 300, it should be noted that, when the position corrector 300 is seen from the top, two sets of bidirectional screws 500 on the position corrector 300 are arranged in parallel, and the directions of the bidirectional screws 500 intersect with the directions of the cracks right below the position corrector 300, so that when the rotating head connected to the bidirectional screws 500 is twisted, two sets of sliding members 600 screwed to the bidirectional screws 500 are driven to move away from each other by the rotation of the bidirectional screws 500, and the supporting rods 700 installed on the claws 630 are in abutting contact with the inner cavity wall of the crack, when the four sets of supporting rods 700 are in contact with the inner cavity wall of the crack, the supporting plate 410 is located right above the crack right below the position corrector 300, and the directions of the supporting plate 410 and the crack right below the position corrector 300 form an included angle of 90 °. That is, when installing the crack meter 100, the auxiliary installation is performed without pulling the rope, and the inconvenience of performing the auxiliary installation by pulling the rope is avoided.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching.
Claims (8)
1. A crack monitoring device of road side slope, characterized in that, includes crack meter (100), stock (200), unscrambler (300) and vaulting pole (700), wherein:
the crack meter (100) is arranged on the top of the anchor rods (200) and is positioned between the two anchor rods (200);
the position corrector (300) comprises a bracket (400) with a supporting plate (410), a supporting plate (420) is welded on the bottom wall of the supporting plate (410), slot frames (430) are welded on two sides of the bottom of the supporting plate (420), and slot cavities of the slot frames (430) are L-shaped;
the two ends of the groove frame (430) are provided with circular ring-shaped frames, the upper portion of the groove frame (430) is provided with a bidirectional screw rod (500), and a sliding piece (600) is connected to a rod body of the bidirectional screw rod (500) in a threaded mode.
2. The crack monitoring device of a road slope according to claim 1, characterized in that: the utility model discloses a bearing, including cell frame (430), bearing, two-way lead screw (500), layer board (410) are the arc, the bearing is installed to the ring chamber of the ring type frame that cell frame (430) both ends set up, the bearing inner chamber of the ring type frame that the both ends difference fixed mounting of two-way lead screw (500) set up at cell frame (430) both ends, the welding of the one end of two-way lead screw (500) has the rotating head.
3. The crack monitoring device of a road slope according to claim 1, characterized in that: stock (200) are including the stock body of rod (210), and the top wall middle part of the stock body of rod (210) sets up threaded hole, the screw hole spiro union has stock bolt (220), be formed with hinge groove (201) between the top of the stock body of rod (210) and stock bolt (220).
4. The crack monitoring device of a road slope according to claim 3, characterized in that: the two ends of the crack meter (100) are provided with hinged joints, and the hinged joints are hinged with the hinged grooves (201).
5. The crack monitoring device of a road slope according to claim 1, characterized in that: and two groups of sliding parts (600) which are symmetrically distributed are in threaded connection with the rod body of each group of the bidirectional screw rods (500).
6. The crack monitoring device of a road slope according to claim 1, characterized in that: the sliding piece (600) comprises a sliding ring (620), an L-shaped sliding block (610) is welded at the bottom end of the sliding ring (620), and clamping jaws (630) are fixedly mounted on the outer side end wall of the L-shaped sliding block (610).
7. The crack monitoring device of a road slope according to claim 6, characterized in that: the slip ring (620) is of an internal thread structure, the slip ring (620) is in threaded connection with the bidirectional screw rod (500), the L-shaped sliding block (610) is located in an L-shaped groove cavity of the groove frame (430), the L-shaped sliding block (610) slides along the L-shaped groove cavity of the groove frame (430), and the support rod (700) is clamped in a clamping groove of the clamping jaw (630).
8. The monitoring method of a crack monitoring device of a road slope according to any one of claims 1 to 7, characterized by comprising the steps of:
s1: the positioning of the position corrector (300) comprises the installation and adjustment of support rods, wherein four groups of support rods (700) are respectively clamped in clamping grooves of four groups of clamping jaws (630), the bottom ends of the four groups of support rods (700) are placed in cracks, and the four groups of support rods (700) are supported against an inner cavity of the crack by rotating a bidirectional screw rod (500), wherein when the support rods (700) are placed, the bidirectional screw rod (500) is not consistent with the trend of the crack, so that after the four groups of support rods (700) are supported against the inner cavity of the crack, the bidirectional screw rod (500) forms a 90-degree included angle with the trend of the crack right below the bidirectional screw rod, namely, a support plate (410) forms a 90-degree included angle with the trend of the crack;
s2: the installation of crack meter (100), it includes putting of crack meter and the fixed of stock, it is fixed with the articulated joint and articulated groove (201) at crack meter (100) both ends, place the body of rod of crack meter (100) on layer board (410) again, namely, crack meter (100) and crack trend are 90 contained angles, then slide adjusting along layer board (410) crack meter (100), make two sets of stock (200) and fissured interval be greater than 60CM, afterwards, fix the two sets of stock body of rod (210) and insert in the domatic inside on road side slope, withdraw from unscrambler (300), then monitor the crack through crack meter (100), output monitoring result.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911173818.2A CN110702014B (en) | 2019-11-26 | 2019-11-26 | Crack monitoring device and method for road slope |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911173818.2A CN110702014B (en) | 2019-11-26 | 2019-11-26 | Crack monitoring device and method for road slope |
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| CN110702014A CN110702014A (en) | 2020-01-17 |
| CN110702014B true CN110702014B (en) | 2021-04-06 |
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