Special mark for non-contact displacement deformation monitoring

Abstract

The utility model relates to the technical field of visual displacement deformation monitoring, and discloses a special mark for non-contact displacement deformation monitoring, which comprises an L-shaped support column, the L-shaped support column comprises a fillet connecting part, the fillet connecting part extends downwards to be connected with a short-circuit part, the tail end of the short-circuit part is provided with a square metal fixing area, and the square metal fixing area is connected with the L-shaped support column. First round holes are formed in the four corners of the square metal fixing area correspondingly, the round corner connecting positions extend upwards to be connected with long connecting positions, U-shaped grooves are designed in the middles of the long connecting positions, the two ends of each U-shaped groove extend transversely, and second round holes are formed in the extending tail ends of the left end and the right end correspondingly. According to the non-contact type sign special for displacement deformation monitoring, the height of the square sign board at the long connection position can be adjusted, free adjustment of the height of the sign is achieved, and the inclination angle of the square sign board can be adjusted by rotating the overall angle of the L-shaped supporting column and the square sign board in the vertical plane.

Description

TECHNICAL FIELD

[0001] The utility model relates to visual displacement deformation monitoring technical field, concretely is a kind of displacement deformation monitoring special sign for non-contact. BACKGROUND

[0002] Deformation monitoring technology is an important technology to master surface subsidence deformation caused by human or natural phenomena, and effectively prevent and control geological disasters in surface deformation area, with the continuous iteration update of computer vision technology and deep learning, and the problems of high monitoring cost, low automation and real-time degree of traditional surface movement deformation monitoring, computer vision technology replaces traditional surface movement monitoring method has become a trend, in landslide and road monitoring, river and glacier erosion monitoring and other deformation monitoring tasks, there is the application of computer vision, in the visual displacement monitoring technology of various stages, monocular vision two-dimensional displacement monitoring technology gradually gets the widespread attention of various industries due to its simple system structure, high displacement change measurement precision, easy operation and other advantages, in monocular vision displacement monitoring system, how to obtain effective information through the picture monitored by camera, displacement coordinate conversion obtains displacement change information is particularly important, wherein stable and reliable, effective measurement sign can provide displacement variable with higher measurement precision, compared with some textures, structures and other natural signs on the surface of the measured target, artificial sign is more superior, and from the current visual displacement monitoring scene, the displacement precision obtained by using artificial sign is superior to natural sign.

[0003] But the existing displacement deformation monitoring special sign for non-contact is only fixedly installed in the rock body in field area by the mounting sheet fixed on back and cooperated with metal fastener, the sign height cannot be quickly adjusted, the sign inclination angle cannot be quickly adjusted, if position needs to be fine-adjusted within a certain range, it is very troublesome to install again in the rock body in field area. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of displacement deformation monitoring special sign for non-contact, the displacement deformation monitoring special sign for non-contact disclosed in the utility model can adjust the height of square signboard on long joint, realize the height free adjustment of sign, by rotating the angle of L type pillar and square signboard whole in vertical plane, the inclination angle of square signboard can be adjusted, to solve the problems presented in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of for non-contact displacement deformation monitoring special sign, including L type pillar, the L type pillar includes fillet junction, the fillet junction is connected to short connection place by lengthening downward, the short connection place end is equipped with square metal fixed area, the square metal fixed area four corners are all equipped with first circular hole, the fillet junction is connected to long connection place by lengthening upward, U-shaped groove is designed in the middle of long connection place, the U-shaped groove both ends are lengthened transversely and left and right both ends are lengthened and are equipped with second circular hole, U-shaped slide rail that can be matched with the U-shaped groove in the middle of long connection place is slidably connected outside long connection place, second circular hole is equipped on the corresponding place of U-shaped slide rail and is fastened and connected in long connection place by metal fastener, square signboard is fixedly connected on the front of U-shaped slide rail.

[0006] Preferably, the square metal fixed area is embedded in the rock body in the field area through the first circular hole in the four corners and the metal fastener.

[0007] Preferably, the U-shaped slide rail is located in the middle of the back of the square signboard and spans the entire square signboard.

[0008] Preferably, the square signboard front is provided with a square sign area and a circular sign area, and the circular sign area is located at the center position of the square sign area.

[0009] Preferably, the square sign area is made of silver-white reflective material, and the circular sign area is filled with black background.

[0010] Preferably, the junction of the short connection place and the long connection place, i.e. the fillet junction, is rounded.

[0011] Compared with the prior art, the utility model has the beneficial effects that:

[0012] The special sign for non-contact displacement deformation monitoring disclosed by the utility model can adjust the height of the square signboard on the long connection place, realize the free adjustment of the height of the sign, and by rotating the angle of the L type pillar and the square signboard as a whole in the vertical plane, the inclination angle of the square signboard can be adjusted, so that the problem that the existing special sign for non-contact displacement deformation monitoring is fixedly installed in the rock body in the field area only through the mounting piece fixedly arranged on the back and cooperated with the metal fastener, the sign height cannot be quickly adjusted, the inclination angle of the sign cannot be quickly adjusted, and if fine adjustment of the position is needed within a certain range, it is very troublesome to drill and install again in the rock body in the field area. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a whole structure schematic view of the utility model;

[0014] Figure 2The utility model discloses a structure schematic diagram of L type support.

[0015] Figure 3 The utility model discloses a structure schematic diagram of long connection portion.

[0016] Figure 4 The utility model discloses a structure schematic diagram of square signboard.

[0017] In the drawing: 1, first round hole, 2, square metal fixed area, 3, short connection, 4, round angle connection, 5, long connection, 6, U type slide rail, 7, U type recess, 8, metal fastener, 9, second round hole, 10, square signboard, 11, square sign area, 12, circular sign area. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor fall within the protection scope of the utility model.

[0019] Please refer to Figures 1-4 , a kind of special sign for non-contact displacement deformation monitoring in the drawing, including L type support, L type support includes round angle connection 4, round angle connection 4 is connected short connection 3 by being extended downward, short connection 3 end is equipped with square metal fixed area 2, square metal fixed area 2 four corners are all equipped with first round hole 1, round angle connection 4 is connected long connection 5 by being extended upward, long connection 5 middle part is designed with U type recess 7, U type recess 7 both ends are extended transversely and left and right two ends extended end are all equipped with second round hole 9, long connection 5 outer slide connection has the U type slide rail 6 that can be with long connection 5 middle part U type recess 7 cooperation, U type slide rail 6 upper corresponding place is equipped with second round hole 9 and is fastened by metal fastener 8 and is connected in long connection 5 outer, U type slide rail 6 front surface is fixedly connected with square signboard 10, the utility model discloses a special sign for non-contact displacement deformation monitoring can adjust the height of square signboard 10 on long connection 5, realizes the height free adjustment of sign, by rotating the angle of L type support and square signboard 10 whole in vertical plane, square signboard 10's inclination angle can be adjusted.

[0020] Further, the square metal fixing area 2 is embedded in the rock body in the field area through the four-corner first round hole 1 and the metal fastener 8, and the whole device is conveniently installed; further, the U-shaped slide rail 6 is located in the middle of the back of the square signboard 10 and crosses the whole square signboard 10, and the square signboard 10 is conveniently slid to the required height; further, the square signboard 10 is provided with a square mark area 11 and a circular mark area 12 on the front, and the circular mark area 12 is located at the center position of the square mark area 11; further, the square mark area 11 is made of silver-white reflective material, the circular mark area 12 is filled with a black background, and the mark is obvious; further, the connecting part of the short connection 3 and the long connection 5, that is, the round corner connecting part 4, is chamfered.

[0021] In the scheme, in use, the square signboard 10 for non-contact displacement deformation monitoring special sign disclosed by the utility model can adjust the height on the long connection 5, the height of the sign is freely adjusted, the angle of the square signboard 10 can be adjusted by rotating the angle of the L-shaped support and the whole square signboard 10 in the vertical plane, four holes corresponding to the four-corner first round hole 1 of the square metal fixing area 2 are first punched in the target position in the rock body in the field area, then the square metal fixing area 2 at the bottom of the L-shaped support is fastened and installed in the target position in the rock body in the field area through the metal fastener 8, then the square signboard 10 is slidably connected outside the U-shaped groove 7 in the middle of the long connection 5 through the U-shaped slide rail 6 on the back, after being adjusted to the corresponding height, the metal fastener 8 is fastened and connected, when the height of the square signboard 10 needs to be adjusted, the metal fastener 8 is first disassembled, the square signboard 10 is slid to the corresponding height, and then the metal fastener 8 is fastened and connected, the height of the square signboard 10 can be quickly adjusted, and there is no need to punch holes again, when the angle of the whole square signboard 10 needs to be adjusted, the metal fastener 8 at the square metal fixing area 2 is first disassembled, the angle of the whole device is rotated by 90 degrees, 180 degrees or 270 degrees, the whole device is located at the required angle, and then the metal fastener 8 is fastened and connected, and there is no need to punch holes additionally.

[0022] It should be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0023] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A special mark for non-contact displacement deformation monitoring, characterized in that: The L-shaped support includes a rounded corner joint (4), which extends downward to connect to a short joint (3). The short joint (3) has a square metal fixing area (2) at its end. The square metal fixing area (2) has a first round hole (1) at each of its four corners. The rounded corner joint (4) extends upward to connect to a long joint (5). The long joint (5) has a U-shaped groove (7) in the middle. The U-shaped groove (7) extends laterally at both ends, and the left and right ends of the extension are provided with second round holes (9). The long joint (5) is slidably connected to a U-shaped slide rail (6) that can cooperate with the U-shaped groove (7) in the middle of the long joint (5). The U-shaped slide rail (6) has a second round hole (9) at the corresponding position and is fastened to the outside of the long joint (5) by a metal fastener (8). A square sign (10) is fixedly connected to the front of the U-shaped slide rail (6).

2. The special mark for non-contact displacement deformation monitoring according to claim 1, characterized in that: The square metal fixing area (2) is embedded in the rock body in the field through the first round hole (1) at the four corners and the metal fastener (8).

3. The special mark for non-contact displacement deformation monitoring according to claim 1, characterized in that: The U-shaped slide rail (6) is located in the middle of the back of the square sign (10) and spans the entire square sign (10).

4. A special mark for non-contact displacement deformation monitoring according to claim 1, characterized in that: The square sign (10) has a square sign area (11) and a circular sign area (12) on the front, with the circular sign area (12) located at the center of the square sign area (11).

5. A special mark for non-contact displacement deformation monitoring according to claim 4, characterized in that: The square marking area (11) is made of silver-white reflective material, and the circular marking area (12) is filled with a black background.

6. A special mark for non-contact displacement deformation monitoring according to claim 1, characterized in that: The connection between the short joint (3) and the long joint (5), i.e. the rounded corner connection (4), is rounded.

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