Protective device for penetration detection of metal piece

Abstract

The utility model discloses a protective device for penetration detection of a metal piece, which comprises a detector, a protective device and a controller, and the detector comprises a detector body, a cable and a probe; the protection assembly comprises an arc-shaped fixing block, a fixing plate, a connecting shaft, a torsional spring, a first connecting block, an arc-shaped connecting plate, a first arc-shaped protection plate and a second arc-shaped protection plate; the two arc-shaped fixing blocks wrap the upper end of the probe, the fixing plates are fixed to the side edges of the arc-shaped fixing blocks, the connecting shaft is fixed between the fixing plates, the first connecting block is connected to the connecting shaft in a sleeving mode, the torsional spring is connected to the connecting shaft in a sleeving mode, the arc-shaped connecting plate is fixed to the upper end of the first connecting block, and the first arc-shaped protection plate is fixed to the lower end of the first connecting block. The utility model relates to an ultrasonic flaw detection device, which aims to solve the problems that when ultrasonic flaw detection is carried out, a probe is smaller, and the probe falls off due to errors when the probe is held by hand to walk on a metal piece, so that the probe is damaged by collision, equipment is damaged, normal flaw detection is influenced, and property loss is caused to enterprises.

Description

Technical Field

[0001] The utility model relates to the technical field of metal penetration testing, in particular to a protection device for metal part penetration testing. Background Technique

[0002] Metal part penetration testing is a non-destructive testing method used to detect defects on the surface or inside of metal materials, such as cracks, holes and other discontinuities. Common metal penetration testing methods include: fluorescent penetration testing, ultrasonic flaw detection, etc. During ultrasonic flaw detection, hold the probe by hand and detect the metal part, generating different fluctuations that are displayed on the detector. The internal damage of the metal part can be judged according to the fluctuation situation.

[0003] When using ultrasonic flaw detection, the probe is small. When holding the probe and walking on the metal part, due to mistakes, the probe may fall off, resulting in damage to the probe, damage to the equipment, affecting the normal progress of flaw detection, and causing property losses to the enterprise. Therefore, a protection device for metal part penetration testing is needed to solve the above problems. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a protection device for metal part penetration testing to solve the problems raised in the above background technique, that is, when using ultrasonic flaw detection, the probe is small. When holding the probe and walking on the metal part, due to mistakes, the probe may fall off, resulting in damage to the probe, damage to the equipment, affecting the normal progress of flaw detection, and causing property losses to the enterprise.

[0005] To solve the above technical problems, the utility model is realized through the following technical solutions:

[0006] The utility model is a protection device for metal part penetration testing, including:

[0007] A detector, the detector includes a detector body, a cable and a probe;

[0008] One end of the cable is plugged into the upper end of the detector body, and the probe is fixed at the other end of the cable;

[0009] A protection component, the protection component includes an arc-shaped fixing block, a fixing plate, a connecting shaft, a torsion spring, a first connecting block, an arc-shaped connecting plate, a first arc-shaped protection plate and a second arc-shaped protection plate;

[0010] There are two arc-shaped fixing blocks, which are wrapped around the upper end of the probe. The fixing plate is fixed on the side of the arc-shaped fixing block. The connecting shaft is fixed between the fixing plates. The first connecting block is sleeved on the connecting shaft. The torsion spring is sleeved on the connecting shaft. The arc-shaped connecting plate is fixed on the upper end of the first connecting block. The first arc-shaped protection plate is fixed on the lower end of the first connecting block. The second arc-shaped protection plate is movably connected to the lower side of the first arc-shaped protection plate.

[0011] Furthermore, the protection component further includes a card slot and a card block;

[0012] The card slot is fixed on the side of one of the arc-shaped fixing blocks, the card block is fixed on the side of the other arc-shaped fixing block, and the card block is clamped in the card slot.

[0013] Furthermore, the arc-shaped connecting plate is perpendicular to the first arc-shaped protection plate and the second arc-shaped protection plate.

[0014] Furthermore, the first arc-shaped protection plate and the second arc-shaped protection plate are movably connected to the lower section of the probe.

[0015] Furthermore, an adjustment component is further included;

[0016] The adjustment component includes an arc-shaped support plate and a spring column;

[0017] The arc-shaped support plate is fixed at the top of the first arc-shaped protection plate, and the spring column is fixed on the lower surface of the arc-shaped support plate.

[0018] Furthermore, the adjustment component further includes a second connection block and a third connection block;

[0019] The upper surface of the second connection block is fixed at the lower end of the spring column, the lower surface of the second connection block is fixed at the upper end of the second arc-shaped protection plate, and the third connection block is fixed on the side of the first arc-shaped protection plate.

[0020] Furthermore, the adjustment component further includes a limit groove and a limit rod;

[0021] The limit groove is opened on the third connection block, one end of the limit rod is fixed inside the second arc-shaped protection plate, and the limit rod is inserted into the limit groove.

[0022] Furthermore, each first arc-shaped protection plate corresponds to two third connection blocks and limit rods, and they are symmetrically distributed.

[0023] Compared with the prior art, the advantages of the present utility model are as follows:

[0024] 1. In the present utility model, through the provided protection component, the two arc-shaped fixing blocks are wrapped around the upper section of the probe, the card block is inserted into the card slot. When using the probe, rotate the arc-shaped connecting plate around the connecting shaft on the fixing plate, drive the first connection block to rotate. When the arc-shaped connecting plate is completely attached to the side of the arc-shaped fixing block, the first arc-shaped protection plate and the second arc-shaped protection plate open, press the probe against the metal part for flaw detection. When the probe drops, under the action of the torsion spring, the first arc-shaped protection plate and the second arc-shaped protection plate close, wrapping the lower section of the probe inside. This setting can protect the accidentally dropped probe during the flaw detection process.

[0025] Second, in the present utility model, through the provided adjustment component, when there is an angular part in the metal part, pinch the arc-shaped connecting plate by hand, press the probe on the metal part, move the probe, when reaching the angular position, compress the second arc-shaped protection plate, so that the limiting rod moves along the limiting groove on the third connecting block, and the second connecting block compresses the spring column. When passing through the angular position, the second arc-shaped protection plate resets. This setting facilitates the better use of the probe. Brief Description of the Drawings

[0026] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following will briefly introduce the drawings required for the description of the embodiments. Obviously, the drawings in the following description are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0027] Figure 1 It is a schematic diagram of the overall structure of the present utility model;

[0028] Figure 2 It is a schematic diagram of the detector structure of the present utility model;

[0029] Figure 3 It is a schematic diagram of the first perspective of the partial structure of the protection component of the present utility model;

[0030] Figure 4 It is a schematic diagram of the second perspective of the partial structure of the protection component of the present utility model;

[0031] Figure 5 It is a schematic diagram when the first arc-shaped protection plate and the second arc-shaped protection plate of the present utility model are opened;

[0032] Figure 6 For the present utility model Figure 1 Enlarged view at position A.

[0033] In the drawings, the list of components represented by each reference numeral is as follows:

[0034] 10. Detector body; 11. Cable; 12. Probe;

[0035] 20. Arc-shaped fixed block; 21. Fixed plate; 22. Connecting shaft; 23. Torsion spring; 24. First connecting block; 25. Arc-shaped connecting plate; 26. First arc-shaped protection plate; 27. Second arc-shaped protection plate; 28. Card slot; 29. Card block;

[0036] 30. Arc-shaped support plate; 31. Spring column; 32. Second connecting block; 33. Third connecting block; 34. Limiting groove; 35. Limiting rod. Detailed Embodiments

[0037] In order to make the above objects, features, and advantages of the present utility model more obvious and understandable, the following will describe the specific embodiments of the present utility model in detail with reference to the accompanying drawings.

[0038] In the following description, many specific details are set forth in order to fully understand the present utility model. However, the present utility model can also be implemented in other ways different from those described herein. Those skilled in the art can make similar extensions without departing from the connotation of the present utility model. Therefore, the present utility model is not limited by the specific embodiments disclosed below.

[0039] In order to make the purpose, technical solution, and advantages of the present utility model clearer, the following will further describe the embodiments of the present utility model in detail with reference to the accompanying drawings.

[0040] Please refer to Figures 1-6 As shown, this embodiment is a protective device for penetrant testing of metal parts, including:

[0041] A detector, which includes a detector body 10, a cable 11, and a probe 12;

[0042] One end of the cable 11 is plugged into the upper end of the detector body 10, and the probe 12 is fixed to the other end of the cable 11;

[0043] The detector body 10 is used to display the flaw detection result, the cable 11 is used to transmit data, and the probe 12 is used to detect whether there is no damage inside the metal part;

[0044] A protection component, which includes an arc-shaped fixing block 20, a fixing plate 21, a connecting shaft 22, a torsion spring 23, a first connecting block 24, an arc-shaped connecting plate 25, a first arc-shaped protection plate 26, and a second arc-shaped protection plate 27;

[0045] There are two arc-shaped fixing blocks 20, which are wrapped around the upper end of the probe 12. The fixing plate 21 is fixed to the side of the arc-shaped fixing block 20. The connecting shaft 22 is fixed between the fixing plates 21. The first connecting block 24 is sleeved on the connecting shaft 22. The torsion spring 23 is sleeved on the connecting shaft 22. The arc-shaped connecting plate 25 is fixed to the upper end of the first connecting block 24. The first arc-shaped protection plate 26 is fixed to the lower end of the first connecting block 24. The second arc-shaped protection plate 27 is movably connected to the lower side of the first arc-shaped protection plate 26;

[0046] The arc-shaped fixing block 20 plays a connecting role, the fixing plate 21 plays a supporting role, the connecting shaft 22 facilitates the rotation of the first connecting block 24, the torsion spring 23 has a reset function, the first connecting block 24 plays a connecting role, the arc-shaped connecting plate 25 facilitates the operation of the first arc-shaped protection plate 26 and the second arc-shaped protection plate 27, and the first arc-shaped protection plate 26 and the second arc-shaped protection plate 27 play a protective role;

[0047] The protection component further includes a card slot 28 and a card block 29;

[0048] The card slot 28 is fixed to the side of one of the arc-shaped fixing blocks 20, and the card block 29 is fixed to the side of the other arc-shaped fixing block 20. The card block 29 is clamped in the card slot 28;

[0049] The card slot 28 and the card block 29 play a connecting role;

[0050] The arc-shaped connecting plate 25 is perpendicular to the first arc-shaped protection plate 26 and the second arc-shaped protection plate 27;

[0051] The first arc-shaped protection plate 26 and the second arc-shaped protection plate 27 are movably connected to the lower section of the probe 12.

[0052] Working principle:

[0053] Wrap the two arc-shaped fixing blocks 20 around the upper section of the probe 12, so that the card block 29 is inserted into the card slot 28. When using the probe 12, rotate the arc-shaped connecting plate 25 around the connecting shaft 22 on the fixing plate 21, driving the first connecting block 24 to rotate. When the arc-shaped connecting plate 25 is completely attached to the side of the arc-shaped fixing block 20, the first arc-shaped protection plate 26 and the second arc-shaped protection plate 27 open, press the probe 12 against the metal part for flaw detection. When the probe 12 drops, under the action of the torsion spring 23, the first arc-shaped protection plate 26 and the second arc-shaped protection plate 27 close, wrapping the lower section of the probe 12 inside.

[0054] This step can protect the accidentally dropped probe 12 during the flaw detection process.

[0055] Please refer to Figures 3-5 , based on the above embodiment, this embodiment further includes:

[0056] An adjusting component, which includes an arc-shaped support plate 30 and a spring column 31;

[0057] The arc-shaped support plate 30 is fixed to the top of the first arc-shaped protection plate 26, and the spring column 31 is fixed to the lower surface of the arc-shaped support plate 30;

[0058] The arc-shaped support plate 30 plays a supporting role, and the spring column 31 can achieve position changes;

[0059] The adjusting component further includes a second connecting block 32 and a third connecting block 33;

[0060] The upper surface of the second connecting block 32 is fixed to the lower end of the spring column 31, the lower surface of the second connecting block 32 is fixed to the upper end of the second arc-shaped protection plate 27, and the third connecting block 33 is fixed to the side of the first arc-shaped protection plate 26;

[0061] The second connecting block 32 plays a connecting role, and the third connecting block 33 plays a connecting role;

[0062] The adjusting assembly further includes a limiting groove 34 and a limiting rod 35;

[0063] The limiting groove 34 is formed on the third connecting block 33. One end of the limiting rod 35 is fixed to the inner side of the second arc-shaped protective plate 27, and the limiting rod 35 is inserted into the limiting groove 34;

[0064] The limiting groove 34 and the limiting rod 35 play a limiting role and can ensure the stability of the second arc-shaped protective plate 27 during movement;

[0065] Each first arc-shaped protective plate 26 corresponds to two third connecting blocks 33 and limiting rods 35, and they are symmetrically distributed.

[0066] Working principle:

[0067] When there is an angular part in the metal part, pinch the arc-shaped connecting plate 25 by hand, press the probe 12 against the metal part, and move the probe 12. When reaching the angular position, compress the second arc-shaped protective plate 27, so that the limiting rod 35 moves along the limiting groove 34 on the third connecting block 33, and the second connecting block 32 compresses the spring column 31. When passing through the angular position, the second arc-shaped protective plate 27 resets.

[0068] This step facilitates the better use of the probe 12.

[0069] In the description of the present invention, it should also be noted that unless otherwise clearly defined and limited, the terms "set", "installed", "connected", and "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

[0070] Finally, it should be noted that the above are only the preferred embodiments of the present invention and are not used to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements for some of the technical features. 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 protective device for penetrant testing of metal parts, characterized in that, Including: A detector, which includes a detector body (10), a cable (11) and a probe (12); One end of the cable (11) is plugged into the upper end of the detector body (10), and the probe (12) is fixed to the other end of the cable (11); A protection component, which includes an arc-shaped fixing block (20), a fixing plate (21), a connecting shaft (22), a torsion spring (23), a first connecting block (24), an arc-shaped connecting plate (25), a first arc-shaped protection plate (26) and a second arc-shaped protection plate (27); There are two arc-shaped fixing blocks (20), which wrap the upper end of the probe (12). The fixing plate (21) is fixed to the side of the arc-shaped fixing block (20). The connecting shaft (22) is fixed between the fixing plates (21). The first connecting block (24) is sleeved on the connecting shaft (22). The torsion spring (23) is sleeved on the connecting shaft (22). The arc-shaped connecting plate (25) is fixed to the upper end of the first connecting block (24). The first arc-shaped protection plate (26) is fixed to the lower end of the first connecting block (24). The second arc-shaped protection plate (27) is movably connected to the lower side of the first arc-shaped protection plate (26).

2. The protective device for penetrant testing of metal parts according to claim 1, characterized in that, The protection component further includes a card slot (28) and a card block (29); The card slot (28) is fixed to the side of one of the arc-shaped fixing blocks (20), and the card block (29) is fixed to the side of the other arc-shaped fixing block (20). The card block (29) is snapped into the card slot (28).

3. A protective device for penetrant testing of metal parts according to claim 1, characterized in that, The arc-shaped connecting plate (25) is perpendicular to the first arc-shaped protection plate (26) and the second arc-shaped protection plate (27).

4. The protective device for penetrant testing of metal parts according to claim 1, characterized in that, The first arc-shaped protection plate (26) and the second arc-shaped protection plate (27) are movably connected to the lower section of the probe (12).

5. A protective device for penetrant testing of metal parts according to claim 1, characterized in that, It further includes an adjustment component; The adjustment component includes an arc-shaped support plate (30) and a spring column (31); The arc-shaped support plate (30) is fixed to the top of the first arc-shaped protection plate (26), and the spring column (31) is fixed to the lower surface of the arc-shaped support plate (30).

6. The protective device for penetrant testing of metal parts according to claim 5, characterized in that, The adjustment component further includes a second connecting block (32) and a third connecting block (33); The upper surface of the second connecting block (32) is fixed to the lower end of the spring column (31). The lower surface of the second connecting block (32) is fixed to the upper end of the second arc-shaped protection plate (27). The third connecting block (33) is fixed to the side of the first arc-shaped protection plate (26).

7. The protective device for penetrant testing of metal parts according to claim 6, wherein, The adjustment component further includes a limit slot (34) and a limit rod (35); The limit slot (34) is opened on the third connecting block (33). One end of the limit rod (35) is fixed to the inner side of the second arc-shaped protection plate (27), and the limit rod (35) is inserted into the limit slot (34).

8. The protective device for penetrant testing of metal parts according to claim 1, characterized in that, Each first arc-shaped protection plate (26) corresponds to two third connecting blocks (33) and limit rods (35), and they are symmetrically distributed.

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