Radio frequency signal detection device for cable

Abstract

The radio frequency signal detection device comprises a box body, a hollow cavity is formed in the box body, a winding and unwinding roller is arranged in the hollow cavity, a driving motor is arranged on the outer side of the box body and used for driving the winding and unwinding roller to rotate, and a first detection assembly and a second detection assembly are arranged on the two sides of the inner wall of the hollow cavity respectively. A plurality of magnetic induction probes are uniformly arranged on the inner side of the first detection assembly, a plurality of radio frequency signal generation heads are uniformly arranged on the inner side of the second detection assembly, and a marking assembly is fixedly arranged at the bottom of the inner wall of the hollow cavity. According to the cable winding and unwinding device, the winding and unwinding roller, the first detection assembly and the second detection assembly are arranged, the driving motor works to drive the winding and unwinding roller to rotate, a cable can be driven to rotate and be wound on the surface of the winding and unwinding roller, in the rotating winding process, the cable can sequentially pass through the second detection assembly and the first detection assembly, and flaw detection treatment can be conducted on the passing cable from the two sides; magnetic field changes are recorded and analyzed respectively, and data judgment is more accurate.

Description

Technical Field

[0001] The present invention relates to the technical field of cable detection, and more specifically, the present invention relates to a radio frequency signal detection device for cables. Background Art

[0002] Cables have properties such as tensile strength, impact resistance, and abrasion resistance. In addition to the fiber cables for tying ships, they also include metal cables used in transportation, industry, mines, fisheries, tourism, etc. Since metal cables are generally twisted from multiple strands of metal materials, during use, the metal wires inside the cable may show phenomena such as broken wires, foreign objects being squeezed in, abrasion, strand misalignment, rust, and wire jumping deformation.

[0003] Currently, most of them judge whether the internal metal wires of the cable are damaged by detecting the change of the internal metal magnetism of the cable to identify whether the cable is damaged. During the detection process of the cable in the vertical state, multiple people are required to operate, which consumes a lot of manpower and material resources. Moreover, the existing detection data is relatively single, and manual quick marking is required for the abnormal parts detected, and the operation is troublesome. Summary of the Invention

[0004] In order to overcome the above-mentioned defects of the prior art, an embodiment of the present invention provides a radio frequency signal detection device for cables.

[0005] To achieve the above object, the present invention provides the following technical solution: A radio frequency signal detection device for cables, including a box body, the box body is provided with a hollow cavity, a winding and unwinding roller is arranged inside the hollow cavity, a driving motor is arranged outside the box body, the driving motor is used to drive the winding and unwinding roller to rotate, a first detection component and a second detection component are respectively arranged on both sides of the inner wall of the hollow cavity, a plurality of magnetic induction probes are evenly arranged inside the first detection component, a plurality of radio frequency signal generating heads are evenly arranged inside the second detection component, a marking component is fixedly arranged at the bottom of the inner wall of the hollow cavity, the marking component is arranged at the bottom of the winding and unwinding roller, the marking component includes a storage box body and a spraying cavity, the number of the spraying cavities is set to be multiple and spray heads are arranged at the tops of all of them.

[0006] In a preferred embodiment, a coupling is arranged outside the winding and unwinding roller, a positioning shaft penetrates through the inside of the winding and unwinding roller and is threadedly connected with the coupling, and the output end of the driving motor penetrates through the box body and is matched with the coupling.

[0007] In a preferred embodiment, the first detection component is provided with a positioning plate, the shape of the positioning plate is arc-shaped, and the magnetic induction probes are evenly arranged inside the positioning plate.

[0008] In a preferred embodiment, the output ends of the first detection component and the second detection component are both connected to a console and are connected through a transmission cable. The console is provided with a plurality of control switches and a display screen.

[0009] In a preferred embodiment, an infrared sensor and a camera are arranged inside the box body. The infrared sensor and the camera are used to detect the winding and unwinding state and the winding and unwinding position of the cable. The output ends of the infrared sensor and the camera are connected to the input end of the console.

[0010] In a preferred embodiment, the number of storage boxes is set to three, and different color paints are filled inside each storage box. The number of spray chambers is multiple and is set to three groups. Each group of spray chambers is horizontally arranged, and each group of spray chambers is respectively communicated with the three storage boxes through a material passing pipe.

[0011] In a preferred embodiment, the marking component further includes a movable plate. An installation groove is arranged through the inside of the movable plate, and the spray chamber is arranged inside the installation groove. Electric push rods are arranged on both sides of the movable plate. A receiving box is arranged at the bottom of the marking component, and a limiting plate is arranged on the outside of the receiving box.

[0012] In a preferred embodiment, a liquid adding head is connected to the outside of the box body. The liquid adding head penetrates through the box body. A three-way pipe is connected to the inner side of the liquid adding head and is respectively communicated with the three storage boxes.

[0013] Technical effects and advantages of the present invention: In the present invention, by providing a winding and unwinding roller, a first detection component, and a second detection component, when the driving motor works to drive the winding and unwinding roller to rotate, the cable can be driven to rotate and wind on the surface of the winding and unwinding roller. During the rotation and winding process, the cable will sequentially pass through the second detection component and the first detection component. The radio frequency signal generating head of the second detection component uses the principle of the interaction between the radio frequency signal and the magnetic field to infer the change in the magnetic field strength of the cable by measuring the change in the amplitude or phase of the radio frequency signal, and performs flaw detection on the cable. The multiple magnetic induction probes of the first detection component obtain the change in the magnitude of the magnetic force by measuring the force of the magnetic field on the magnetic induction meter, and perform flaw detection on the cable. The cable passing through can be flaw detected from both sides respectively, and the changes in the magnetic field are respectively recorded and analyzed, and the judgment data is more accurate; By providing a marking component, the spray chamber and the spray head of the marking component can spray paint on the cable from the bottom. Paint can be sprayed and marked on the cable part where the data detected by the first detection component and the second detection component is abnormal. For the separately abnormal parts, different colors are sprayed by the spray chamber and the spray head respectively, and the parts where abnormalities occur are marked with another color paint, which can facilitate the subsequent investigation and repair of the abnormal parts of the cable. Description of the drawings

[0014] Figure 1 This is a schematic diagram of the overall structure of the present invention.

[0015] Figure 2 This is a schematic diagram of the internal structure of the box body of the present invention.

[0016] Figure 3 This is a schematic diagram of the structure of the marking component of the present invention.

[0017] The reference numerals in the drawings are: 1 box body, 2 winding and unwinding roller, 21 coupling, 3 driving motor, 4 first detection component, 41 positioning plate, 42 magnetic induction probe, 5 second detection component, 51 radio frequency signal generating head, 6 marking component, 61 storage box body, 62 movable plate, 63 spraying cavity, 64 spraying liquid head, 65 electric push rod, 7 receiving box, 71 limiting plate, 8 liquid adding head. Specific embodiments

[0018] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0019] According to Figures 1-3 A radio frequency signal detection device for a cable shown in the figure includes a box body 1. The box body 1 is provided with a hollow cavity. Inside the hollow cavity, there is a winding and unwinding roller 2. Outside the box body 1, there is a driving motor 3. The driving motor 3 is used to drive the winding and unwinding roller 2 to rotate. On both sides of the inner wall of the hollow cavity, there are respectively a first detection component 4 and a second detection component 5. Inside the first detection component 4, a plurality of magnetic induction probes 42 are evenly arranged. Inside the second detection component 5, a plurality of radio frequency signal generating heads 51 are evenly arranged. At the bottom of the inner wall of the hollow cavity, there is a fixed marking component 6. The marking component 6 is arranged at the bottom of the winding and unwinding roller 2. The marking component 6 includes a storage box body 61 and a spraying cavity 63. The number of the spraying cavities 63 is set to be multiple and spraying liquid heads 64 are arranged at the tops of all of them.

[0020] A coupling 21 is arranged outside the winding and unwinding roller 2. A positioning shaft penetrates through the inside of the winding and unwinding roller 2 and is threadedly connected to the coupling 21. The output end of the driving motor 3 penetrates through the box body 1 and is matched with the coupling 21. When the driving motor 3 works to drive the winding and unwinding roller 2 to rotate, the cable can be driven to rotate and wind on the surface of the winding and unwinding roller 2. During the rotation and winding process, the cable will sequentially pass through the second detection component 5 and the first detection component 4.

[0021] The first detection component 4 is provided with a positioning plate 41. The shape of the positioning plate 41 is set as an arc shape. The magnetic induction probes 42 are evenly arranged on the inner side of the positioning plate 41. The arc-shaped positioning plate 41 can adjust different lengths for the magnetic induction probes 42 installed on the inner side. When the cable rotates on the surface of the winding and unwinding roller 2, it can be detected by different magnetic induction probes 42 respectively.

[0022] Output ends of both the first detection component 4 and the second detection component 5 are connected to a console and are connected through a transmission cable. The console is provided with a plurality of control switches and a display screen.

[0023] An infrared sensor and a camera are arranged inside the box body 1. The infrared sensor and the camera are used to detect the winding and unwinding state and the winding and unwinding position of the cable. Output ends of the infrared sensor and the camera are connected to the input end of the console. The infrared sensor and the camera can also detect whether the surface of the cable is damaged.

[0024] The number of storage boxes 61 is set to three, and different color paints are filled inside each storage box 61. The number of spraying chambers 63 is multiple and is set to three groups. Each group of spraying chambers 63 is horizontally arranged. Each group of spraying chambers 63 is respectively communicated with the three storage boxes 61 through a material passing pipe. The spraying chambers 63 and the spraying nozzles 64 can spray paint on the cable from the bottom. The cable parts with abnormal detection data by the first detection component 4 and the second detection component 5 can be marked by spraying paint. The separately abnormal parts are sprayed with different colors by the spraying chambers 63 and the spraying nozzles 6 respectively, and the parts with all abnormal conditions are marked by another color paint.

[0025] The marking component 6 further includes a movable plate 62. An installation groove is penetrated inside the movable plate 62, and the spraying chambers 63 are arranged inside the installation groove. Electric push rods 65 are arranged on both sides of the movable plate 62. A receiving box 7 is arranged at the bottom of the marking component 6. A limiting plate 71 is arranged on the outside of the receiving box 7. The electric push rods 65 can adjust the position of the movable plate 62, so as to adjust the positions of each group of spraying chambers 63 and the spraying nozzles 64, and make the spraying position each time be below the center point of the winding and unwinding roller 2, which is convenient for subsequent troubleshooting.

[0026] A liquid adding head 8 is connected to the outside of the box body 1. The liquid adding head 8 penetrates through the box body 1. A three-way pipe is connected to the inner side of the liquid adding head 8 and is respectively communicated with the three storage boxes 61. An electromagnetic valve is arranged between the three-way pipe and the storage boxes 61, and the storage boxes 61 can be replenished with paint by the liquid adding head 81.

[0027] The working principle of the present invention: Refer to the attached drawings of the specification Figure 1 and Figure 2: When the driving motor 3 operates to drive the winding and unwinding roller 2 to rotate, the cable can be driven to rotate and wind on the surface of the winding and unwinding roller 2. During the rotation and winding process, the cable will pass through the second detection component 5 and the first detection component 4 in sequence. The radio frequency signal generating head 51 of the second detection component 5 uses the principle of the interaction between radio frequency signals and magnetic fields to infer the change in the magnetic field intensity of the cable by measuring the change in the amplitude or phase of the radio frequency signal, and performs flaw detection on the cable. The multiple magnetic induction probes 42 of the first detection component 4 obtain the change in the magnitude of the magnetic force by measuring the force exerted by the magnetic field on the magnetic inducer, and perform flaw detection on the cable. Flaw detection can be performed on the passing cable from both sides respectively, and the changes in the magnetic field are recorded and analyzed separately, making the judgment of data more accurate; Refer to the attached drawings of the specification Figure 1 , Figure 2 and Figure 3 : When the paint spraying chamber 63 and the paint spraying head 64 of the marking component 6 operate, paint can be sprayed on the cable from the bottom. Paint can be sprayed on the cable part where the data is detected as abnormal by the first detection component 4 and the second detection component 5 for marking. For a single abnormality, different colors are sprayed by the paint spraying chamber 63 and the paint spraying head 6 respectively, and the part with both abnormalities is marked with another color of paint, which is convenient for subsequent troubleshooting and maintenance of the abnormal parts of the cable.

[0028] Finally: The above are only the preferred embodiments of the present invention and are not used to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A radio frequency signal detection device for a cable, comprising a box body (1), characterized in that: The box body (1) is provided with a hollow cavity. Inside the hollow cavity, there is a winding and unwinding roller (2). On the outer side of the box body (1), there is a driving motor (3). The driving motor (3) is used to drive the winding and unwinding roller (2) to rotate. On both sides of the inner wall of the hollow cavity, there are a first detection component (4) and a second detection component (5) respectively. Inside the first detection component (4), a plurality of magnetic induction probes (42) are evenly arranged. Inside the second detection component (5), a plurality of radio frequency signal generating heads (51) are evenly arranged. At the bottom of the inner wall of the hollow cavity, a marking component (6) is fixedly arranged. The marking component (6) is arranged at the bottom of the winding and unwinding roller (2). The marking component (6) includes a storage box body (61) and a spraying cavity (63). The number of the spraying cavities (63) is set to be multiple and spray liquid heads (64) are arranged at the tops of all of them; On the outer side of the winding and unwinding roller (2), there is a coupling (21). A positioning shaft penetrates through the inside of the winding and unwinding roller (2) and is threadedly connected to the coupling (21). The output end of the driving motor (3) penetrates through the box body (1) and is matched with the coupling (21); The first detection component (4) is provided with a positioning plate (41). The shape of the positioning plate (41) is set to be arc-shaped. The magnetic induction probes (42) are evenly arranged inside the positioning plate (41); Output ends of the first detection component (4) and the second detection component (5) are both connected to a console and are connected through a transmission cable. The console is provided with a plurality of control switches and a display screen.

2. The radio frequency signal detection device for a cable according to claim 1, characterized in that: Inside the box body (1), an infrared sensor and a camera are arranged. The infrared sensor and the camera are used to detect the winding and unwinding state and the winding and unwinding position of the cable. Output ends of the infrared sensor and the camera are connected to an input end of the console.

3. The radio frequency signal detection device for a cable according to claim 1, wherein: The number of the storage box bodies (61) is set to be three, and different color coatings are filled inside each of the storage box bodies (61). The number of the spraying cavities (63) is multiple and is set to be three groups. Each group of the spraying cavities (63) is horizontally arranged. Each group of the spraying cavities (63) is respectively communicated with the three storage box bodies (61) through a material passing pipe.

4. The radio frequency signal detection device for a cable according to claim 1, characterized in that: The marking component (6) further includes a movable plate (62). An installation groove penetrates through the inside of the movable plate (62), and the spraying cavity (63) is arranged inside the installation groove. Electric push rods (65) are arranged on both sides of the movable plate (62). At the bottom of the marking component (6), there is a receiving box (7). A limiting plate (71) is arranged on the outer side of the receiving box (7).

5. The radio frequency signal detection device for a cable according to claim 2, wherein: A liquid adding head (8) is connected to the outer side of the box body (1). The liquid adding head (8) penetrates through the box body (1). Inside the liquid adding head (8), a three-way pipe is connected and is respectively communicated with the three storage box bodies (61).

Images