阅读说明：本技术 一种数字式超声波探伤仪探头接口转换装置 (Digital ultrasonic flaw detector probe interface conversion device ) 是由 宫喜 于 2020-12-27 设计创作，主要内容包括：本发明公开了一种数字式超声波探伤仪探头接口转换装置,包括固定块和探头,固定块上开设有第一凹槽,第一凹槽的内部设置有第金属块,第二金属块通过压缩弹簧与第一凹槽的一侧固定,第二金属块的一端固定有套管,套管内设置有导线,导线与第二金属块通过焊点固定连接,探头的一端设置有第一金属块,第一金属块与第二金属块贴合,本发明将探头放入固定块的第一凹槽内,探头因自身重力压缩压缩弹簧,使第一金属块与第二金属块贴合,便于探头与探伤仪电性连接,再通过固定组件将探头固定,不需使用专用接口的信号线进行即可进行电性连接,且便于探头的更换,一定程度上降低检测设备的成本。(The invention discloses a digital ultrasonic flaw detector probe interface conversion device, which comprises a fixed block and a probe, wherein a first groove is formed on the fixed block, a second metal block is arranged in the first groove, the second metal block is fixed with one side of the first groove through a compression spring, one end of the second metal block is fixed with a sleeve, a lead is arranged in the sleeve, the lead is fixedly connected with the second metal block through a welding spot, one end of the probe is provided with the first metal block, and the first metal block is jointed with the second metal block. The cost of the detection equipment is reduced to a certain extent.)

1. The utility model provides a digital ultrasonic flaw detector probe interface conversion equipment, includes fixed block (1) and probe (2), its characterized in that: first recess (8) have been seted up on fixed block (1), the inside of first recess (8) is provided with second metal block (13), second metal block (13) through compression spring (11) with one side of first recess (8) is fixed, the one end of second metal block (13) is fixed with sleeve pipe (10), be provided with wire (14) in sleeve pipe (10), the one end of wire (14) with second metal block (13) pass through solder joint (18) fixed connection, the one end of probe (2) is provided with first metal block (12), first metal block (12) with second metal block (13) laminating, the other end of probe (2) is provided with probe block (4), just probe (2) through fixed subassembly (3) with fixed block (1) is fixed.

2. The digital ultrasonic flaw detector probe interface conversion device according to claim 1, characterized in that: and a second groove (9) for the second metal block (13) to slide is formed in the inner wall of the first groove (8), and a second through hole (15) for the sleeve (10) to insert is formed in the inner wall of the second groove (9).

3. The digital ultrasonic flaw detector probe interface conversion device according to claim 2, characterized in that: the compression spring (11) is sleeved on the sleeve (10), the compression spring (11) is located inside the second groove (9), and the diameter of the second through hole (15) is at least smaller than 3mm of the inner diameter of the compression spring (11).

4. The digital ultrasonic flaw detector probe interface conversion device according to claim 3, characterized in that: the fixed component (3) comprises a fixed plate (6) and a fastening bolt (5), a first through hole (7) for the other end of the probe (2) to pass through is formed in the fixed plate (6), and the fixed plate (6) is fixedly connected with the upper end of the fixed block (1) through the fastening bolt (5).

5. The digital ultrasonic flaw detector probe interface conversion device according to claim 4, characterized in that: the fixing plate (6) is provided with a threaded through hole (16) for the fastening bolt (5) to be screwed, and the upper end of the fixing block (1) is provided with a threaded blind hole (17) for the fastening bolt (5) to be screwed.

6. The digital ultrasonic flaw detector probe interface conversion device according to claim 1, characterized in that: fixed subassembly (3) including solid fixed ring (19), backup pad (21) and hand screw bolt (22), gu fixed ring (19) is located the inside of first recess (8), just gu fixed ring (19) cover is in on probe (2), gu fixed ring (19) pass through connecting rod (20) with backup pad (21) are fixed, backup pad (21) through hand screw bolt (22) with fixed block (1) rotate to be connected.

7. The digital ultrasonic flaw detector probe interface conversion device according to claim 6, characterized in that: hand screw bolt (22) are located the lower extreme of backup pad (21), just the one end of hand screw bolt (22) pass through bearing (23) with backup pad (21) rotate and are connected, just bearing (23) inlay the dress and fix the inside of backup pad (21), the outer wall of fixed block (1) is seted up and is supplied screw (24) of the other end spiro union of hand screw bolt (22).

8. The digital ultrasonic flaw detector probe interface conversion device according to claim 7, characterized in that: the inner wall of the first groove (8) is provided with a sliding groove (25) for the fixed ring (19) to slide, and one side of the sliding groove (25) is provided with a third through hole (26) for the connecting rod (20) to pass through.

Technical Field

The invention belongs to the technical field of digital ultrasonic flaw detectors, and particularly relates to a digital ultrasonic flaw detector probe interface conversion device.

Background

The ultrasonic flaw detector is a portable industrial nondestructive flaw detector, can detect, position, evaluate and diagnose various defects in a workpiece quickly, conveniently, nondestructively and accurately, the defects comprise cracks, looseness, air holes, impurities and the like, different probes are required to be used when different instruments are detected, and in some complex detection environments, the probes are required to have high adaptability and accuracy and generally need to be detected by adopting imported probes.

However, in prior art, because of part import probe interface and flaw detector signal line joint mismatch, and the import signal line is expensive, and fragile, if purchase the cost that the import signal line can increase check out test set, if in order to save the cost, need reform transform the probe, because the former probe terminal of need getting rid of is reformed transform to the import probe, outside extension probe inner conductor, destroys former inherent mechanism of probe, influences probe life, reduces detection accuracy.

Therefore, the digital ultrasonic flaw detector probe interface conversion device is provided for solving the problems in the prior art, the cost of detection equipment is reduced to a certain extent, the inherent mechanism of the original probe conductor structure cannot be damaged when the probe is transformed, the service life of the probe is prolonged, and the detection accuracy is reduced.

Disclosure of Invention

The invention aims to provide a digital ultrasonic flaw detector probe interface conversion device, which solves the problems that in the prior art, part of imported probe interfaces are not matched with flaw detector signal wire joints, the imported signal wires are expensive and easy to damage, the cost of detection equipment is increased when the imported signal wires are purchased, and the probe needs to be modified to save cost.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a digital ultrasonic flaw detector probe interface conversion equipment, includes fixed block and probe, first recess has been seted up on the fixed block, the inside of first recess is provided with the second metal block, the second metal block pass through compression spring with one side of first recess is fixed, the one end of second metal block is fixed with the sleeve pipe, the intraductal wire that is provided with of cover, the one end of wire with the second metal block passes through solder joint fixed connection, the one end of probe is provided with first metal block, first metal block with the laminating of second metal block, the other end of probe is provided with the detection piece, just the probe through fixed subassembly with the fixed block is fixed.

Preferably, the inner wall of the first groove is provided with a second groove for the second metal block to slide, and the inner wall of the second groove is provided with a second through hole for the sleeve to insert into.

Preferably, the compression spring is sleeved on the sleeve, the compression spring is located inside the second groove, and the diameter of the second through hole is at least smaller than 3mm of the inner diameter of the compression spring.

Preferably, the fixing assembly comprises a fixing plate and a fastening bolt, a first through hole for the other end of the probe to pass through is formed in the fixing plate, and the fixing plate is fixedly connected with the upper end of the fixing block through the fastening bolt.

Preferably, the fixing plate is provided with a threaded through hole for the fastening bolt to be screwed, and the upper end of the fixing block is provided with a threaded blind hole for the fastening bolt to be screwed.

Preferably, the bolt is twisted including solid fixed ring, backup pad and hand to fixed subassembly, gu fixed ring is located the inside of first recess, just gu fixed ring overlaps the probe is last, gu fixed ring pass through the connecting rod with the backup pad is fixed, the backup pad through hand twist the bolt with the fixed block rotates to be connected.

Preferably, the hand is twisted the bolt and is located the lower extreme of backup pad, just the one end of hand is twisted the bolt pass through the bearing with the backup pad is rotated and is connected, just the bearing inlays the dress and fixes the inside of backup pad, the outer wall of fixed block is seted up the confession the screw of the other end spiro union of hand is twisted the bolt.

Preferably, the inner wall of the first groove is provided with a sliding chute for the fixed ring to slide, and one side of the sliding chute is provided with a third through hole for the connecting rod to pass through.

Compared with the prior art, the digital ultrasonic flaw detector probe interface conversion device provided by the invention has the following advantages:

1. according to the invention, the first metal block is arranged at one end of the probe, the first metal block is electrically connected with the probe, the second metal block is connected in the first groove in a sliding manner through the compression spring, the second metal block is electrically connected with the detecting instrument through the lead, the probe is placed in the first groove of the fixed block, the compression spring is compressed by the self gravity of the probe, so that the first metal block is attached to the second metal block, the probe is conveniently and electrically connected with the flaw detector, the probe is fixed through the fixing component, the electrical connection can be carried out without using a signal line of a special interface, the probe is convenient to replace, and the cost of detection equipment is reduced to a certain extent;

2. according to the invention, the probe is electrically connected with the wire through the first metal block and the second metal block in an attaching manner, and the other end of the wire is electrically connected with the flaw detector.

Drawings

FIG. 1 is a schematic structural diagram of a digital ultrasonic flaw detector probe interface conversion device according to the present invention;

FIG. 2 is an exploded view of the digital ultrasonic flaw detector probe interface conversion device of the present invention;

FIG. 3 is a schematic view of the internal structure of the casing of the present invention;

FIG. 4 is a schematic view of the hand-screwed bolt structure of the present invention;

fig. 5 is a schematic structural view of the fixing ring of the present invention.

In the figure: 1. a fixed block; 2. a probe; 3. a fixing assembly; 4. a detection block; 5. fastening a bolt; 6. a fixing plate; 7. a first through hole; 8. a first groove; 9. a second groove; 10. a sleeve; 11. a compression spring; 12. a first metal block; 13. a second metal block; 14. a wire; 15. a second through hole; 16. a threaded through hole; 17. a threaded blind hole; 18. welding spots; 19. a fixing ring; 20. a connecting rod; 21. a support plate; 22. screwing the bolt by hand; 23. a bearing; 24. a screw hole; 25. a chute; 26. a third via.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The specific embodiments described herein are merely illustrative of the invention and do not delimit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

The invention provides a digital ultrasonic flaw detector probe interface conversion device as shown in figures 1-3, which comprises a fixed block 1 and a probe 2, wherein a first groove 8 is formed on the fixed block 1, a second metal block 13 is arranged inside the first groove 8, the second metal block 13 is fixed with one side of the first groove 8 through a compression spring 11, a second groove 9 for the second metal block 13 to slide is formed in the inner wall of the first groove 8, and a second through hole 15 for a sleeve 10 to insert is formed in the inner wall of the second groove 9, so that the compression spring 11 is compressed through the self weight of the probe 2, the adhesion tightness of the second metal block 13 and the probe 2 is increased, and the probe 2 is electrically connected through the second metal block 13;

a sleeve 10 is fixed at one end of the second metal block 13, a lead 14 is arranged in the sleeve 10, one end of the lead 14 is fixedly connected with the second metal block 13 through a welding spot 18, the other end of the lead 14 is electrically connected with a flaw detector, the compression spring 11 is sleeved on the sleeve 10, the compression spring 11 is located inside the second groove 9, the diameter of the second through hole 15 is at least smaller than 3mm of the inner diameter of the compression spring 11, and the sleeve 10 is used for protecting the lead 14 from being damaged due to extrusion of the compression spring 11 in the moving process and preventing the electric leakage phenomenon;

one end of the probe 2 is provided with a first metal block 12, the first metal block 12 is attached to a second metal block 13, the other end of the probe 2 is provided with a detection block 4, the probe 2 is fixed with the fixed block 1 through a fixing component 3, the fixing component 3 comprises a fixing plate 6 and a fastening bolt 5, the fixing plate 6 is provided with a first through hole 7 for the other end of the probe 2 to pass through, the fixing plate 6 is fixedly connected with the upper end of the fixed block 1 through the fastening bolt 5, the probe 2 is arranged in a T shape, the fixing plate 6 is fixed with the fixed block 1 through the fastening bolt 5, the probe 2 is fixed in the fixed block, and meanwhile, the detection block 4 of the probe 2 is positioned above the fixed block 1, so that the detection of the working surface;

set up the screw thread through-hole 16 that supplies fastening bolt 5 spiro union on the fixed plate 6, set up the screw thread blind hole 17 that supplies fastening bolt 5 spiro union on the upper end of fixed block 1, fixed plate 6 is for dismantling the setting, can take out probe 2 through dismantling fixed plate 6, is convenient for change and reform transform probe 2.

In conclusion, a first metal block 12 is arranged at one end of the probe 2, the first metal block 12 is electrically connected with the probe 2, the probe 2 is placed in the first groove 8, the gravity of the probe 2 compresses the compression spring 11, the first metal block 12 is tightly attached to a second metal block 13 in the first groove 8, the probe 2 is conveniently electrically connected with the lead 14, the fixing plate 6 is sleeved on the probe 2, the fixing plate 6 is fixed with the fixing block 1 through the fastening bolt 5, the probe 2 can be electrically connected with the lead 14 without a signal line of a special interface, the probe 2 is conveniently replaced, the cost of detection equipment is reduced to a certain extent, an inherent mechanism of an original probe conductor structure cannot be damaged when the probe 2 is transformed, the service life of the probe is prolonged, and the detection accuracy is reduced.

Example 2

The invention provides a digital ultrasonic flaw detector probe interface conversion device as shown in fig. 4-5, which comprises a fixed block 1 and a probe 2, wherein a first groove 8 is formed in the fixed block 1, a second metal block 13 is arranged in the first groove 8, the second metal block 13 is fixed with one side of the first groove 8 through a compression spring 11, a sleeve 10 is fixed at one end of the second metal block 13, a lead 14 is arranged in the sleeve 10, one end of the lead 14 is fixedly connected with the second metal block 13 through a welding spot 18, a first metal block 12 is arranged at one end of the probe 2, the first metal block 12 is attached to the second metal block 13, a detection block 4 is arranged at the other end of the probe 2, and the probe 2 is fixed with the fixed block 1 through a fixing component 3;

the fixing component 3 comprises a fixing ring 19, a supporting plate 21 and a hand-screwed bolt 22, the fixing ring 19 is positioned inside the first groove 8, the fixing ring 19 is sleeved on the probe 2, the fixing ring 19 is fixed with the supporting plate 21 through a connecting rod 20, the supporting plate 21 is rotatably connected with the fixing block 1 through the hand-screwed bolt 22, the supporting plate 21 is driven to move by rotating the hand-screwed bolt 22, the supporting plate 21 drives the fixing ring 19 to move, the inner wall of the fixing ring 19 is attached to the outer wall of the probe 2, and one end of the probe 2 is fixed inside the fixing block 1;

the hand-screwed bolt 22 is positioned at the lower end of the supporting plate 21, one end of the hand-screwed bolt 22 is rotatably connected with the supporting plate 21 through the bearing 23, the bearing 23 is embedded and fixed in the supporting plate 21, the outer wall of the fixing block 1 is provided with a screw hole 24 for the other end of the hand-screwed bolt 22 to be screwed, the outer wall of a screw rod of the hand-screwed bolt 22 is fixed with the inner wall of an inner ring of the bearing 23, the hand-screwed bolt 22 can drive the supporting plate 21 to move when rotating, and the probe 2 is convenient to mount and dismount;

the inner wall of the first groove 8 is provided with a sliding chute 25 for the fixing ring 19 to slide, one side of the sliding chute 25 is provided with a third through hole 26 for the connecting rod 20 to pass through, the inner diameter of the fixing ring 19 is the same as that of the first groove 8, and the probe 2 is fixed by clamping the fixing ring 19 and the inner wall of the first groove 8 through the displacement of the fixing ring 19;

to sum up, the screw is driven to move by rotating the hand-screwed bolt 22, the support plate 21 drives the connecting rod 20 to move, the connecting rod 20 drives the fixing ring 19 to slide in the sliding groove 25, the inner wall of the fixing ring 19 is aligned with the inner wall of the first groove 8, the probe 2 is placed in the first groove 8 by penetrating through the fixing ring 19, the compression spring 11 is compressed by the probe 2 due to the self weight, the first metal block 12 and the second metal block 13 are tightly attached, the hand-screwed bolt 22 is rotated reversely, the screw is driven to move while rotating, the support plate 21 drives the fixing ring 19 to move in the sliding groove 25, the probe 2 is fixed by clamping the inner wall of the fixing ring 19 and the inner wall of the first groove 8, the probe 2 is electrically connected with the lead 14 by attaching the first metal block 12 and the second metal block 13 in the first groove 8, and the electrical connection can be performed without using a signal line of a special interface, meanwhile, the probe 2 is convenient to replace, the cost of the detection equipment is reduced to a certain extent, an inherent mechanism of an original probe conductor structure cannot be damaged when the probe 2 is transformed, the service life of the probe is prolonged, the detection accuracy is reduced, and the probe 2 is different in fixing mode from the embodiment 1.

The working principle is as follows: a first metal block 12 is arranged at one end of a probe 2, the first metal block 12 is electrically connected with the probe 2, a second metal block 13 is connected in the first groove 8 in a sliding way through a compression spring 11, the second metal block 13 is electrically connected with a detecting instrument through a lead 14, the probe 2 is placed in the first groove 8 of a fixed block 1, the probe 2 compresses the compression spring 11 due to the self gravity, the first metal block 12 is attached to the second metal block 13, the probe 2 is conveniently and electrically connected with the flaw detector, the probe 2 is fixed through a fixing component 3, the electrical connection can be carried out without using a signal line of a special interface, the replacement of the probe is convenient, the cost of detection equipment is reduced to a certain extent, in addition, the probe 2 is electrically connected through the attachment of the first metal block 12 and the second metal block 13, and the probe 2 does not contain a binding post because the first metal block 12 is electrically connected with the binding post, the original probe binding post does not need to be removed when the probe is transformed, the internal lead of the probe is outwards extended, the inherent mechanism of the original probe conductor structure cannot be damaged, the service life of the probe is prolonged to a certain extent, and the detection accuracy is reduced.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.