Portable metal ultrasonic flaw detector

Abstract

The utility model discloses a portable metal ultrasonic flaw detector, and relates to the technical field of metal flaw detectors, the portable metal ultrasonic flaw detector comprises a flaw detector body, one end of the flaw detector body is provided with a buckle device, the buckle device comprises a socket, one end of the socket is provided with a plug, the socket is internally provided with two insertion rods, and the two insertion rods are connected with the plug. The outer surface of the inserting rod is sleeved with a pulling plate, one end of the inserting rod is fixedly connected with a first spring, four holes distributed in an annular array are formed in the outer surface of the inserting rod, four balls matched with the holes for use are arranged on each of the two sides of the interior of the inserting head, and the outer surfaces of the eight balls are fixedly connected with second springs. According to the portable metal ultrasonic flaw detector provided by the utility model, different types of metal detection equipment can be replaced at the interface position, and the detector is stable on the platform and is prevented from falling off and being damaged.

Description

Technical Field

[0001] The utility model relates to the technical field of metal flaw detectors, in particular to a portable metal ultrasonic flaw detector. Background Art

[0002] Metal ultrasonic flaw detector is a portable industrial non-destructive flaw detection instrument. It can detect, locate, evaluate and diagnose various defects inside workpieces quickly, conveniently, non-destructively and accurately. It can be used both in laboratories and on-site projects. It is widely used in machinery manufacturing, metallurgy, metal processing, steel structure and other industries.

[0003] However, the prior art still has the following problems:

[0004] First of all, sometimes the metal ultrasonic flaw detector can only perform flaw detection on a certain type of metal when working. The interface of the metal ultrasonic flaw detector can only be connected to a certain type of metal probe, and different types of metal detection equipment cannot be replaced, which leads to the great limitations of the metal ultrasonic flaw detector.

[0005] Secondly, when the parameters of the ultrasonic detector need to be adjusted during work, the work needs to be interrupted first, and then the parameters of the equipment need to be adjusted. This not only greatly reduces the work efficiency, but also the ultrasonic detector is placed on an unstable platform and is prone to fall, causing damage to the instrument.

[0006] In view of the above problems, the inventor proposes a portable metal ultrasonic flaw detector to solve the above problems. Utility Model Content

[0007] In order to solve the problems that the interface of the instrument can only be connected to a certain fixed type of metal probe, different types of metal detection equipment cannot be replaced, and the instrument is unstable on the instrument platform and is easy to fall and damage the instrument; the purpose of the utility model is to provide a portable metal ultrasonic flaw detector.

[0008] In order to solve the above technical problems, the utility model adopts the following technical solutions: a portable metal ultrasonic flaw detector, comprising a flaw detector body, one end of the flaw detector body is fixedly connected to a handle, the top of the flaw detector body is fixedly connected to a screen, both ends of the flaw detector body are jointly provided with an adjustment device, one end of the flaw detector body is provided with a snap device, the snap device comprises a socket, one end of the socket is snapped with a plug, one end of the plug is penetrated and connected with a connecting line, one end of the connecting line is fixedly connected to a probe, two plug rods are arranged inside the socket, a pull plate is sleeved on the outer surface of the plug rod, one end of the plug rod is fixedly connected to a first spring, the outer surface of the plug rod is provided with four holes distributed in a circular array, and both sides of the plug are provided with Four balls are used with the holes, and the outer surfaces of the eight balls are fixedly connected with a second spring. Both ends of the socket are provided with a first through groove, and the interior of the socket is provided with two second through grooves, and the interior of the plug is provided with two slide grooves, and the inner walls of the two slide grooves are provided with a third through groove on both sides, the outer surface of the insertion rod is fitted with the inner wall of the second through groove, the outer surface of the pull plate is fitted with the inner wall of the first through groove, and the pull plate slides in the inner wall of the first through groove, and the inner wall of the hole is fitted with the outer surface of the ball. Four of the multiple holes are distributed in a circular array, and the inner wall of the hole is fitted with the outer surface of the ball, and the outer surface of the second spring is fitted with the inner wall of the third through groove, and one end of the second spring is fixedly connected to the inner wall of one side of the third through groove.

[0009] Preferably, the adjusting device comprises a hollow sleeve, the inner walls on both sides of the hollow sleeve are threadedly penetrated by threaded rods, the inner wall of the hollow sleeve is provided with a threaded groove used to cooperate with the threaded rod, the threaded rod rotates and moves inward in the inner wall of the threaded groove through the hollow sleeve, one end of the two threaded rods is fixedly connected to a rotating plate, the outer surfaces of the two threaded rods are sleeved with brackets, both ends of the two brackets are provided with anti-slip pads, and the two ends of the two brackets are respectively fitted with one end of the opposite surface of the anti-slip pad.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] 1. The utility model can be docked with the socket and the plug, and by pressing the pull plate, different types of metal probe equipment can be replaced at the interface;

[0012] 2. The utility model can rotate the rotating plates separately, and the rotation of the two rotating plates drives the threaded rods to rotate respectively, thereby strengthening the supporting force of the two brackets and the platform, thereby achieving the purpose of stabilizing the instrument on the platform to avoid falling and damaging the instrument. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0014] Figure 1 It is a schematic diagram of the structure of the utility model.

[0015] Figure 2 It is a schematic diagram of the regulating device of the utility model.

[0016] Figure 3 It is a schematic diagram of the buckle device of the utility model.

[0017] Figure 4 It is an exploded schematic diagram of the buckle device of the utility model.

[0018] In the figure: 1. flaw detector body; 2. snap-fit ​​device; 3. adjustment device; 6. handle; 7. screen; 201. socket; 202. plug; 205. plug rod; 206. pull plate; 207. first spring; 208. hole; 209. ball; 210. second spring; 211. first through groove; 212. second through groove; 213. slide groove; 214. third through groove; 215. connecting wire; 216. probe; 31. hollow sleeve; 32. threaded rod; 33. rotating plate; 34. bracket; 35. anti-skid pad; 36. threaded groove. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only 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 creative work are within the scope of protection of the utility model.

[0020] Embodiment 1: Figure 1-4 As shown, the utility model provides a portable metal ultrasonic flaw detector, comprising a flaw detector body 1, one end of the flaw detector body 1 is fixedly connected to a handle 6, the top of the flaw detector body 1 is fixedly connected to a screen 7, both ends of the flaw detector body 1 are provided with an adjustment device 3, and one end of the flaw detector body 1 is provided with a buckle device 2;

[0021] The buckle device 2 includes a socket 201, one end of which is provided with a plug 202, one end of which is penetrated by a connecting wire 215, one end of which is fixedly connected to a probe 216, two plug rods 205 are provided inside the socket 201, the outer surface of the plug rod 205 is sleeved with a pull plate 206, one end of the plug rod 205 is fixedly connected to a first spring 207, a plurality of holes 208 are provided on the outer surface of the plug rod 205, both sides of the inside of the plug 202 are provided with balls 209 used to match the holes 208, four of the plurality of holes 208 are distributed in a circular array, the inner wall of the hole 208 is fitted with the outer surface of the ball 209, the outer surfaces of the eight balls 209 are fixedly connected with a second spring 210, the plug rod 205 in the socket 201 has a hole 208 that fits the outer surface of the ball 209 in the plug 202, so that the socket 201 and the plug 202 are connected more stably;

[0022] Both ends of the socket 201 are provided with a first through slot 211, the interior of the socket 201 is provided with two second through slots 212, the interior of the plug 202 is provided with two slide slots 213, the inner walls of the two slide slots 213 are provided with third through slots 214 on both sides, the outer surface of the insertion rod 205 is fitted with the inner wall of the second through slot 212, the outer surface of the pull plate 206 is fitted with the inner wall of the first through slot 211, the inner wall of the hole 208 is fitted with the outer surface of the ball 209, the outer surface of the second spring 210 is fitted with the inner wall of the third through slot 214, one end of the second spring 210 is fixedly connected to the inner wall of one side of the third through slot 214, and the second spring 210 drives the ball 209 to slide down from the inner wall of the hole 208;

[0023] The adjusting device 3 includes a hollow sleeve 31, and the inner walls on both sides of the hollow sleeve 31 are threadedly penetrated by threaded rods 32. The inner wall of the hollow sleeve 31 is provided with threaded grooves 36 used to cooperate with the threaded rods 32. One end of the two threaded rods 32 is fixedly connected to a rotating plate 33. The outer surfaces of the two threaded rods 32 are sleeved with brackets 34. Both ends of the two brackets 34 are provided with anti-slip pads 35. The two ends of the two brackets 34 are respectively fitted with one end of the opposite surface of the anti-slip pad 35. The threaded rod 32 rotates and moves inward in the inner wall of the threaded groove 36 through the hollow sleeve 31, which can strengthen the supporting force of the two brackets 34 and the platform, thereby achieving the purpose of stabilizing the instrument on the platform and avoiding falling and damaging the instrument.

[0024] Working principle: firstly, the socket 201 in the buckle device 2 is docked with the plug 202, and the hole 208 provided on the plug rod 205 in the socket 201 fits with the outer surface of the ball 209 in the plug 202, so that the socket 201 and the plug 202 are connected more stably. If different types of metal detection equipment need to be replaced at the interface, the pull plate 206 is pressed, and the pull plate 206 slides in the inner wall of the first through groove 211, and the pull plate 206 drives the plug rod 205 to squeeze the first spring 207. The first spring 207 is compressed, and the hole 208 provided on the plug rod 205 falls off from the outer surface of the ball 209. When the plug rod 205 slides, the second spring 210 drives the ball 209 to slide from the inner wall of the hole 208, so that the purpose of replacing different types of metal detection equipment at the interface can be achieved;

[0025] When the instrument needs to be stabilized on the platform, the rotating plates 33 in the adjusting device 3 are rotated respectively. The rotation of the two rotating plates 33 drives the threaded rod 32 to rotate respectively. The threaded rod 32 rotates and moves inward in the inner wall of the threaded groove 36 through the hollow sleeve 31. When the threaded rod 32 rotates, it drives the bracket 34 to rotate. When the threaded rod 32 rotates, it drives the rotating plate 33 to move inward, and one end of the opposite surface of the two anti-skid pads 35 is respectively fitted with the two ends of the rotating plate 33, one end of one anti-skid pad 35 is fitted with one end of the hollow sleeve 31, and one end of the other anti-skid pad 35 is fitted with one end of the rotating plate 33. The two anti-skid pads 35 can prevent the bracket 34 from rotating, and can strengthen the supporting force of the two brackets 34 and the platform, thereby achieving the purpose of stabilizing the instrument on the platform and avoiding falling and damaging the instrument.

[0026] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. A portable metal ultrasonic flaw detector, comprising a flaw detector body (1), characterized in that: Both ends of the flaw detector body (1) are provided with an adjustment device (3), and one end of the flaw detector body (1) is provided with a snap-fit ​​device (2); The snap-fit ​​device (2) comprises a socket (201), one end of the socket (201) is snap-fitted with a plug (202), one end of the plug (202) is penetrated and connected with a connecting wire (215), one end of the connecting wire (215) is fixedly connected with a probe (216), two plug rods (205) are arranged inside the socket (201), the outer surface of the plug rod (205) is sleeved with a pull plate (206), one end of the plug rod (205) is fixedly connected with a first spring (207), the outer surface of the plug rod (205) is provided with a plurality of holes (208), both sides of the inside of the plug (202) are provided with balls (209) used to match the holes (208), and the outer surfaces of the eight balls (209) are fixedly connected with second springs (210).

2. A portable metal ultrasonic flaw detector as claimed in claim 1, characterized in that: The adjusting device (3) comprises a hollow sleeve (31), the inner walls on both sides of the hollow sleeve (31) are threadedly penetrated by threaded rods (32), the inner wall of the hollow sleeve (31) is provided with a threaded groove (36) used in conjunction with the threaded rods (32), one end of the two threaded rods (32) are fixedly connected to a rotating plate (33), and the outer surfaces of the two threaded rods (32) are sleeved with brackets (34).

3. A portable metal ultrasonic flaw detector as claimed in claim 1, characterized in that: Both ends of the socket (201) are provided with a first through slot (211), the interior of the socket (201) is provided with two second through slots (212), the interior of the plug (202) is provided with two slide slots (213), and both sides of the inner walls of the two slide slots (213) are provided with a third through slot (214).

4. A portable metal ultrasonic flaw detector as claimed in claim 3, characterized in that: The outer surface of the insertion rod (205) fits with the inner wall of the second through groove (212), and the outer surface of the pulling plate (206) fits with the inner wall of the first through groove (211).

5. A portable metal ultrasonic flaw detector as claimed in claim 1, characterized in that: The outer surface of the second spring (210) is in contact with the inner wall of the third through slot (214), and one end of the second spring (210) is fixedly connected to the inner wall of one side of the third through slot (214).

6. A portable metal ultrasonic flaw detector as claimed in claim 1, characterized in that: One end of the flaw detector body (1) is fixedly connected to a handle (6), and the top end of the flaw detector body (1) is fixedly connected to a screen (7).

7. A portable metal ultrasonic flaw detector as claimed in claim 2, characterized in that: Both ends of the two brackets (34) are provided with anti-skid pads (35), and the two ends of the two brackets (34) are respectively fitted with one end of the opposite surface of the anti-skid pad (35).

8. A portable metal ultrasonic flaw detector as claimed in claim 1, characterized in that: The plurality of holes (208) are arranged in a circular array, with four of them being arranged therein, and the inner walls of the holes (208) are in contact with the outer surfaces of the balls (209).

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