A sonar detection head for underwater crack detection

Abstract

The present invention discloses a sonar detection head for underwater crack detection, comprising a mounting rod, both end surfaces of the mounting rod are fixedly connected with threaded heads, one end surface of the mounting rod is fixedly mounted with a detection head, one end surface of the lower threaded head is threadedly mounted with a threaded barrel through a threaded hole, the side surface of the threaded barrel is slidably connected to the one end surface of the mounting rod, the side surface of the threaded barrel is fixedly connected with an articulated seat, the surface of the articulated seat is articulated with a tilting rod, the surface of the tilting rod is located at one side of the detection head, the side surface of the tilting rod is fixedly connected with a conical folding barrel, the conical folding barrel is sleeved on the side position of the detection head, there are six tilting rods, which are evenly connected to the circumferential surface of the threaded barrel at equal angles, which can greatly improve the convenience and stability of use and ensure the safety and efficiency of underwater detection.

Description

Technical Field

[0001] The present invention relates to the field of underwater detection, and more specifically to a sonar detection head for underwater crack detection. Background Art

[0002] In underwater work, crack detection is required, which is usually done using a sonar probe, which can be operated continuously.

[0003] The underwater sonar detection head for firefighting and rescue disclosed in the authorization announcement number CN 215297671 U, as well as the existing underwater sonar detection head structure, are mostly directly positioned and installed through a mounting rod, and then go deep into the water for static detection. This is not only not conducive to continuous operation as the hull moves, but also easy to touch other positions and interfere, which is not safe enough, and is not conducive to isolation protection to ensure signal transmission, and needs to be improved. Summary of the invention

[0004] In view of the problems existing in the prior art, the purpose of the present invention is to provide a sonar detection head for underwater crack detection. The detection head is connected by a mounting rod, which can be stably installed and positioned, which is beneficial to underwater detection. At the same time, the threaded cylinder is installed by the threaded head, and the tilting rod and the conical folding cylinder are connected in combination with the hinged seat on the side. When in use, the protection can be deployed, which is safe and stable. When not in use, the hand can be adjusted upward to fold and retract to avoid interference, which is beneficial to adjustment and positioning. This can greatly improve the convenience and stability of use and ensure the safety and efficiency of underwater detection.

[0005] To solve the above problems, the present invention adopts the following technical solutions.

[0006] A sonar detection head for underwater crack detection comprises a mounting rod, both end surfaces of the mounting rod are fixedly connected with threaded heads, a detection head is fixedly mounted on one end surface of the mounting rod, a threaded barrel is threadedly mounted on one end surface of the lower threaded head through a threaded hole, a side surface of the threaded barrel is slidably connected to one end surface of the mounting rod, a hinge seat is fixedly connected to the side surface of the threaded barrel, a tilting rod is hingedly connected to the surface of the hinge seat, the surface of the tilting rod is located at one side of the detection head, a conical folding barrel is fixedly connected to the side surface of the tilting rod, the conical folding barrel is sleeved on the side position of the detection head, there are six tilting rods, which are evenly connected to the circumferential surface of the threaded barrel at equal angles.

[0007] Furthermore, a connecting block is fixedly connected to the side surface of one end of the threaded barrel, and the connecting block is located on one side of the mounting rod. By installing the connecting block, it is convenient for combined installation and positioning, and convenient for adjustment and use.

[0008] Furthermore, a limit screw is threadedly installed on the side surface of the connection block, and one end surface of the limit screw is rotatably connected to the limit block. The limit block is installed by the limit screw, and the thread can be adjusted to perform limit support, which is convenient and stable.

[0009] Furthermore, a tilted limit groove is provided on one side surface of the limit block, and the side surface of the tilted limit groove is clamped on one end surface of the tilt rod. By providing the tilted limit groove, it can be tilted and clamped for positioning to avoid loosening, which is convenient and stable.

[0010] Furthermore, a positioning annular groove is provided on one end surface of the mounting rod, and the positioning annular groove is located at one end of the threaded head. By providing the positioning annular groove, combined positioning is facilitated to avoid loosening.

[0011] Furthermore, an elastic ring is clamped on the side of the positioning annular groove, and the surface of the elastic ring is clamped on the surface of one end of the mounting rod. By connecting the elastic ring, the tilt rod can be constrained and positioned, which is convenient and efficient.

[0012] Furthermore, the push rod is a circular rod structure, and the threaded heads are symmetrically distributed on the two end surfaces of the mounting rod.

[0013] Compared with the prior art, the advantages of the present invention are:

[0014] (1) This solution connects the detection head through the mounting rod, which can be stably installed and positioned, facilitating underwater detection. At the same time, the threaded tube is installed through the threaded head, and the tilting rod and the conical folding tube are connected in combination with the hinged seat on the side. When in use, the protection can be deployed, which is safe and stable. When not in use, the hand can be adjusted upward to fold and retract, avoiding interference and facilitating adjustment and positioning.

[0015] (2) By installing the connecting block, it is convenient for combined installation and positioning, and easy to adjust and use.

[0016] (3) The limit block can be installed through the limit screw, and the thread can be adjusted to provide limit support, which is convenient and stable.

[0017] (4) By setting the tilt limit groove, the device can be tilted and positioned to avoid loosening, which is convenient and stable.

[0018] (5) By setting a positioning annular groove, it is convenient for assembly positioning and avoids loosening.

[0019] (6) By connecting the elastic ring, the tilt rod can be restrained and positioned, which is convenient and efficient. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the external three-dimensional structure of the overall structure of the present invention;

[0021] Figure 2 It is a schematic cross-sectional view of the planar structure of the present invention;

[0022] Figure 3 It is a partial structural diagram of the tilt rod connection of the present invention.

[0023] Description of the numbers in the figure:

[0024] 1 mounting rod, 11 threaded head, 12 detection head, 13 threaded hole, 14 threaded cylinder, 15 hinged seat, 16 tilting rod, 17 conical folding cylinder, 2 connecting block, 21 limit screw, 22 limit block, 23 tilt limit groove, 24 positioning annular groove, 25 elastic ring. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention; it is obvious that the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments, and all other embodiments obtained by ordinary technicians in this field based on the embodiments of the present invention without making creative work are within the scope of protection of the present invention.

[0026] See also Figure 1-3 , a sonar probe for underwater crack detection, comprising a mounting rod 1, see Figure 1 and Figure 2 , both end surfaces of the mounting rod 1 are fixedly connected with threaded heads 11, and a detection head 12 is fixedly installed on one end surface of the mounting rod 1, which can be inserted into underwater for detection, which is conducive to moving with the detection ship, efficient and stable, and a threaded tube 14 is threadedly installed on one end surface of the lower threaded head 11 through a threaded hole 13, and the side of the threaded tube 14 is slidably connected to one end surface of the mounting rod 11, and a hinge seat 15 is fixedly connected to the side of the threaded tube 14, and a tilting rod 16 is hinged on the surface of the hinge seat 15, which can be tilted to adjust the angle, which is conducive to expansion and contraction, safe and stable, and conducive to protective use. The surface of the tilting rod 16 is located on one side of the detection head 12, and a conical folding tube 17 is fixedly connected to the side of the tilting rod 16, and the conical folding tube 17 is sleeved on the side position of the detection head 12. There are six tilting rods 16, and they are evenly connected to the circumferential surface of the threaded tube 14 at equal angles.

[0027] See also Figure 2 and Figure 3A connecting block 2 is fixedly connected to the side surface of one end of the threaded tube 14, and the connecting block 2 is located at one side of the mounting rod 1. By installing the connecting block 2, it is convenient to combine the installation and positioning, and it is convenient to adjust and use. A limit screw 21 is installed on the side thread of the connecting block 2, and one end surface of the limit screw 21 is rotatably connected to the limit block 22. The limit block 22 is installed by the limit screw 21, and the thread can be adjusted for limited support, which is convenient and stable. An inclined limiting groove 23 is provided on one side surface of the limit block 22, and the side surface of the inclined limiting groove 23 is clamped on one end surface of the tilting rod 16. By setting the inclined limiting groove 23, it can be tilted and clamped for positioning to avoid loosening, which is convenient and stable.

[0028] See also Figure 3 A positioning annular groove 24 is provided on one end surface of the mounting rod 1, and the positioning annular groove 24 is located at one end of the threaded head 11. The positioning annular groove 24 is provided to facilitate combined positioning and prevent loosening. An elastic ring 25 is clamped on the side of the positioning annular groove 24, and the surface of the elastic ring 25 is clamped on the one end surface of the mounting rod 1. By connecting the elastic ring 25, the tilting rod can be constrained and positioned, which is convenient and efficient.

[0029] When in use, the mounting rod 1 can be fixedly installed on the inspection ship, and then the detection head 12 can be extended underwater for sonar detection. The specific principle belongs to the prior art and will not be repeated here. At the same time, during operation, the limit screw 21 can be rotated to push the limit block 22, and the tilting limit groove 23 can be combined to tighten the tilting rod 16, and the conical folding tube 17 can be unfolded for isolation and protection. On the one hand, it can prevent the detection head 12 from being hit, which is highly safe. On the other hand, it can assist signal transmission, ensure accuracy and efficiency, and is convenient for use. When not in use, the threaded tube 14 can be connected to the threaded head 11 at the upper end, and then the limit screw 21 can be rotated in the opposite direction to cancel the limit, and the tilting rod 16 can be folded and contracted to the surface of the mounting rod 1, and then elastically bound and positioned by the elastic ring 25 to avoid loosening, which is conducive to stable folding positioning, convenient for adjustment and use, and has high adaptability.

[0030] The above is only a preferred specific implementation of the present invention; however, the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical solution and its improved conception within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A sonar probe for underwater crack detection, comprising a mounting rod (1), characterized in that: Both end surfaces of the mounting rod (1) are fixedly connected with threaded heads (11), a detection head (12) is fixedly installed on one end surface of the mounting rod (1), a threaded tube (14) is threadedly installed on one end surface of the lower threaded head (11) through a threaded hole (13), the side surface of the threaded tube (14) is slidably connected to the one end surface of the mounting rod (1), the side surface of the threaded tube (14) is fixedly connected with a hinge seat (15), the surface of the hinge seat (15) is hinged with a tilting rod (16), the surface of the tilting rod (16) is located at one side of the detection head (12), the side surface of the tilting rod (16) is fixedly connected with a conical folding tube (17), the conical folding tube (17) is sleeved on the side of the detection head (12), there are six tilting rods (16), and they are evenly connected to the circumferential surface of the threaded tube (14) at equal angles.

2. The sonar probe for underwater crack detection according to claim 1, characterized in that: A connecting block (2) is fixedly connected to the side surface of one end of the threaded barrel (14), and the connecting block (2) is located on one side of the mounting rod (1).

3. The sonar probe for underwater crack detection according to claim 2, characterized in that: A limit screw (21) is threadedly mounted on the side surface of the connection block (2), and one end surface of the limit screw (21) is rotatably connected to the limit block (22).

4. The sonar probe for underwater crack detection according to claim 3, characterized in that: A tilting limit groove (23) is provided on one side surface of the limit block (22), and a side surface of the tilting limit groove (23) is clamped on an end surface of the tilting rod (16).

5. The sonar probe for underwater crack detection according to claim 1, characterized in that: A positioning annular groove (24) is provided on one end surface of the mounting rod (1), and the positioning annular groove (24) is located at one end of the threaded head (11).

6. The sonar probe for underwater crack detection according to claim 5, characterized in that: An elastic ring (25) is clamped on the side surface of the positioning annular groove (24), and a surface of the elastic ring (25) is clamped on an end surface of the mounting rod (1).

7. The sonar probe for underwater crack detection according to claim 1, characterized in that: The mounting rod (1) is a circular rod structure, and the threaded heads (11) are symmetrically distributed on the surfaces of both ends of the mounting rod (1).

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