Welding crack detection device
By designing a welding crack detection device including a clamping assembly and a locking assembly, the problem that the probe is difficult to fix on the arc surface of the steel structure in the prior art is solved, and stable fixation and efficient detection of the probe are achieved.
Patent Information
- Application Number
- CN202420800727.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-17
- Publication Date
- 2025-02-11
- Estimated Expiration
- 2034-04-17
AI Technical Summary
During the welding process, it is difficult for the prior art to effectively fix the probe on the arc-shaped surface of the steel structure, resulting in inconvenient hand operation of the staff.
A welding crack detection device including a detection assembly, a clamping assembly and a locking assembly is designed. The clamping assembly realizes the fixing of the arc surface through the combination of cylinders, gears, clamps and moving blocks; the locking assembly ensures that the probe is locked stably in the limit state through the cooperation of the slide rod, limit plate and spring.
The device can easily fix the probe to the arc-shaped surface of the steel structure, freeing the staff's hands, improving detection efficiency and accuracy, and ensuring stable locking of the probe during the detection process, avoiding unlocking caused by external force push Leave.
Smart Images
Figure CN222461453U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of welding, in particular to a welding crack detection device. Background Art
[0002] Welding, also known as fusion or melting, is a manufacturing process and technology that uses heating, high temperature or high pressure to join metals or other thermoplastic materials such as plastics. During the welding process, the workpiece and the solder melt to form a molten area, and the molten pool cools and solidifies to form a connection between the materials. In this process, pressure is usually required. There are many sources of energy for welding, including gas flame, arc, laser, electron beam, friction and ultrasound. When assembling steel structures, the steel structures are connected by welding. After welding, the welds will be inspected to see if there are cracks.
[0003] However, in the prior art, when a worker performs inspection, he needs to hold the instrument with one hand and pinch the probe with the other hand. The surface of some steel structures is curved, and the worker needs to hold the probe with one hand during inspection. However, it is inconvenient to operate the inspection instrument by hand, and there is a lack of a structure to fix the probe on the curved surface. Utility Model Content
[0004] The purpose of the utility model is to provide a welding crack detection device, which can conveniently fix the probe on the curved surface of the steel structure, freeing the hands of the staff to operate the detection instrument, so as to solve the problems raised in the above background technology.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a welding crack detection device, comprising a detection component, a clamping component and two locking components, the clamping component is arranged on the detection component for clamping and fixing on the surface of a cylinder or an arc-shaped room structure, the two locking components are arranged on the clamping component for limit locking, the clamping component comprises two cylinders, two gears, two clamping plates, a moving block, a top plate and two tooth plates, the two cylinders are arranged on the detection component, the two gears are fixedly mounted on the two cylinders, the two clamping plates are fixedly installed on the two cylinders, the moving block is slidably arranged on the detection component, the top plate is fixedly installed on the moving block, the two tooth plates are fixedly installed on the moving block, and the two tooth plates are respectively meshed with the two gears.
[0006] Furthermore, the two clamping plates are both arranged in an arc shape, and rubber plates are fixedly mounted on the two clamping plates.
[0007] Furthermore, a rectangular plate is fixedly mounted on the outer wall of the sliding block on one side away from the top plate.
[0008] Furthermore, the detection assembly includes a detection probe and a mounting box, the mounting box is fixedly mounted on the outer wall of the detection probe, the two cylinders are rotatably mounted on the mounting box, and the moving blocks are slidably mounted on the mounting box.
[0009] Furthermore, the locking assembly includes an installation cavity, a sliding rod, a limit plate, a spring, a ratchet and a butt gear. The installation cavity is opened in the corresponding cylinder, the sliding rod is slidably installed in the installation cavity, the limit plate is fixedly sleeved on the sliding rod, the spring is slidably sleeved on the sliding rod, one end of the spring is fixedly connected to an outer wall of one side of the limit plate, the other end of the spring is fixedly connected to an inner wall of one side of the installation cavity, the ratchet is fixedly installed on one end of the sliding rod, and the butt gear is hingedly installed on the inner wall of the installation box.
[0010] Furthermore, two fiber strips are fixedly mounted on the outer surface of the sliding rod.
[0011] In summary, due to the adoption of the above technology, the beneficial effects of the utility model are:
[0012] The utility model arranges a clamping assembly, and the top plate is attached to and blocked by the steel structure. The top plate is blocked and drives the moving block to move, and the movement of the moving block drives the toothed plate to move. The toothed plate and the gear are meshed for transmission, and the gear drives the cylinder to rotate, and the cylinder drives the clamping plate to rotate and move closer to the surface of the steel structure, so that the probe can be fixed on the arc surface of the steel structure, freeing the hands of the staff to operate the detection instrument.
[0013] The utility model provides a locking component, pulls the sliding rod, the sliding rod drives the limit plate to move, the limit plate squeezes the spring, the spring is squeezed to produce deformation and accumulate elastic force, the sliding rod drives the ratchet to move, the ratchet moves out of the limit of the abutment teeth, which is convenient for locking and limiting, and prevents unlocking and falling off due to external force. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 This is a schematic diagram of the overall structure of a welding crack detection device of the utility model;
[0015] Figure 2 This is a schematic diagram of the main structure of a welding crack detection device of the utility model;
[0016] Figure 3 This is a first side view cross-sectional structural schematic diagram of a welding crack detection device of the utility model;
[0017] Figure 4 For the utility model Figure 3 A schematic diagram of the enlarged structure of part A;
[0018] Figure 5 This is a second side cross-sectional structural schematic diagram of a welding crack detection device of the utility model;
[0019] Figure 6 The utility model is a partial cross-sectional structural schematic diagram of a welding crack detection device.
[0020] In the figure: 1. detection component; 101. detection probe; 102. installation box; 2. clamping component; 201. cylinder; 202. gear; 203. clamping plate; 204. moving block; 205. top plate; 206. tooth plate; 3. locking component; 301. installation cavity; 302. slide rod; 303. limit plate; 304. spring; 305. ratchet; 306. abutment tooth. DETAILED DESCRIPTION
[0021] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the utility model. Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the utility model for which protection is sought, but merely represents the selected embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the utility model.
[0022] The utility model provides Figure 1-6As shown, a welding crack detection device includes a detection component 1, a clamping component 2 and two locking components 3, wherein the clamping component 2 is arranged on the detection component 1 for clamping and fixing on the surface of a cylindrical or curved steel structure, and the two locking components 3 are arranged on the clamping component 2 for limiting locking, and the clamping component 2 includes two cylinders 201, two gears 202, two clamping plates 203, a moving block 204, a top plate 205 and two tooth plates 206, the two cylinders 201 are arranged on the detection component 1, the two gears 202 are fixedly sleeved on the two cylinders 201, the two clamping plates 203 are fixedly installed on the two cylinders 201, and the moving blocks 204 is slidingly arranged on the detection component 1, the top plate 205 is fixedly mounted on the moving block 204, the two tooth plates 206 are fixedly mounted on the moving block 204, the two tooth plates 206 are respectively meshed with the two gears 202, more specifically, the top plate 205 is attached to and blocked by the steel structure, the top plate 205 is blocked and drives the moving block 204 to move, the movement of the moving block 204 drives the tooth plate 206 to move, the tooth plate 206 meshes with the gear 202 for transmission, the gear 202 drives the cylinder 201 to rotate, the cylinder 201 drives the splint 203 to rotate and move closer to the surface of the steel structure, so as to facilitate fixing the probe on the curved surface of the steel structure and free the hands of the staff to operate the detection instrument.
[0023] In addition, the two clamping plates 203 are both arranged in an arc shape, and rubber plates are fixedly installed on the two clamping plates 203. More specifically, the cylinder 201 drives the clamping plate 203 to rotate and move closer to the surface of the steel structure, and the clamping plate 203 drives the rubber plate to move. The rubber plate fits the surface of the steel structure, and the friction between the rubber plate and the surface of the steel structure is relatively large, which prevents rotation when clamped.
[0024] In addition, a rectangular plate is fixedly mounted on the outer wall of the sliding block 204 on one side away from the top plate 205 .
[0025] like Figure 1 As shown, the detection component 1 includes a detection probe 101 and a mounting box 102, wherein the mounting box 102 is fixedly mounted on the outer wall of the detection probe 101, the two cylinders 201 are both rotatably mounted on the mounting box 102, and the moving blocks 204 are both slidably mounted on the mounting box 102.
[0026] like Figure 1As shown, in some embodiments, the locking assembly 3 includes an installation cavity 301, a slide bar 302, a limit plate 303, a spring 304, a ratchet 305 and a stop tooth 306, the installation cavity 301 is opened in the corresponding cylinder 201, the slide bar 302 is slidably installed in the installation cavity 301, the limit plate 303 is fixedly sleeved on the slide bar 302, the spring 304 is slidably sleeved on the slide bar 302, one end of the spring 304 is fixedly connected to the outer wall of one side of the limit plate 303, and the other end of the spring 304 is fixedly connected to the installation cavity The inner wall of one side of 301 is fixedly connected, the ratchet 305 is fixedly installed on one end of the sliding rod 302, and the abutment 306 is hingedly installed on the inner wall of the installation box 102. More specifically, the sliding rod 302 is pulled, the sliding rod 302 drives the limiting plate 303 to move, the limiting plate 303 squeezes the spring 304, the spring 304 is squeezed to produce deformation and accumulate elastic force, the sliding rod 302 drives the ratchet 305 to move, and the ratchet 305 moves out of the limit of the abutment 306, so as to facilitate locking and limiting, and prevent unlocking and falling off due to external force.
[0027] In some embodiments, two fiber strips are fixedly mounted on the surface of the sliding rod 302 .
[0028] Working principle:
[0029] Step 1: Clamping test. The staff picks up the test probe 101, aligns the test probe 101 with the welding part, pushes the test probe 101, and the test probe 101 moves to fit the welding part. The test probe 101 drives the installation box 102 to move, and the installation box 102 drives the moving block 204 and the top plate 205 to move. The top plate 205 is attached to the steel structure and blocked. The top plate 205 is blocked and drives the moving block 204 to move. The moving block 204 moves and drives the tooth plate 206 to move. The plate 206 meshes with the gear 202 for transmission, the gear 202 drives the cylinder 201 to rotate, the cylinder 201 drives the clamping plate 203 to rotate and move closer to the surface of the steel structure, the cylinder 201 drives the ratchet 305 to rotate, the ratchet 305 rotates and moves the tooth 306, when the ratchet 305 reverses, the ratchet 305 moves the tooth 306, the tooth 306 will be inserted into the tooth gap of the ratchet 305 for limiting, open the external instrument and perform detection through the detection probe 101, and the clamping detection is completed at this time.
[0030] Step 2: Unlock and disassemble. Pull the slide bar 302, which drives the limit plate 303 to move. The limit plate 303 squeezes the spring 304. The spring 304 is squeezed and deformed to accumulate elastic force. The slide bar 302 drives the ratchet 305 to move. The ratchet 305 moves out of the limit of the tooth 306. At this time, the cylinder 201 is rotated in the opposite direction. The cylinder 201 drives the splint 203 to reverse and move away from the steel structure. At this time, the unlocking and disassembly is completed.
[0031] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.
[0032] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.
Claims
1. A welding crack detection device, comprising a detection component, a clamping component and two locking components, characterized in that: The clamping assembly is arranged on the detection assembly for clamping and fixing on the surface of the housing structure of a cylinder or an arc surface. The two locking assemblies are arranged on the clamping assembly for limit locking. The clamping assembly includes two cylinders, two gears, two clamping plates, a moving block, a top plate and two tooth plates. The two cylinders are arranged on the detection assembly, the two gears are fixedly mounted on the two cylinders respectively, the two clamping plates are fixedly installed on the two cylinders respectively, the moving block is slidably arranged on the detection assembly, the top plate is fixedly installed on the moving block, the two tooth plates are fixedly installed on the moving block, and the two tooth plates are respectively meshed with the two gears.
2. The welding crack detection device according to claim 1, characterized in that: The two clamping plates are both arranged in an arc shape, and rubber plates are fixedly mounted on the two clamping plates.
3. The welding crack detection device according to claim 1, characterized in that: A rectangular plate is fixedly mounted on an outer wall of a side of the sliding block away from the top plate.
4. The welding crack detection device according to claim 1, characterized in that: The detection assembly comprises a detection probe and a mounting box. The mounting box is fixedly mounted on the outer wall of the detection probe. The two cylinders are both rotatably mounted on the mounting box. The moving blocks are both slidably mounted on the mounting box.
5. The welding crack detection device according to claim 4, characterized in that: The locking assembly includes an installation cavity, a sliding rod, a limit plate, a spring, a ratchet and a butt gear. The installation cavity is opened in a corresponding cylinder, the sliding rod is slidably installed in the installation cavity, the limit plate is fixedly sleeved on the sliding rod, the spring is slidably sleeved on the sliding rod, one end of the spring is fixedly connected to an outer wall of one side of the limit plate, the other end of the spring is fixedly connected to an inner wall of one side of the installation cavity, the ratchet is fixedly installed on one end of the sliding rod, and the butt gear is hingedly installed on the inner wall of the installation box.
6. The welding crack detection device according to claim 5, characterized in that: Two fiber strips are fixedly mounted on the outer surface of the slide bar.