CN216309871U

CN216309871U - Ultrasonic flaw detector with high detection sensitivity

Info

Publication number: CN216309871U
Application number: CN202120885368.6U
Authority: CN
Inventors: 闫帅
Original assignee: Guangzhou Kunhou Testing Technology Co ltd
Current assignee: Guangzhou Kunhou Testing Technology Co ltd
Priority date: 2021-04-27
Filing date: 2021-04-27
Publication date: 2022-04-15
Anticipated expiration: 2031-04-27

Abstract

The utility model discloses an ultrasonic flaw detector with high detection sensitivity, which comprises an ultrasonic flaw detector body, a connecting mechanism and a protection mechanism, wherein the connecting mechanism is arranged on the ultrasonic flaw detector body, the protection mechanism is arranged on the right side of the ultrasonic flaw detector body, the connecting mechanism comprises a connecting wire and a fixing plate, and the connecting wire is arranged on the right side of the top of the ultrasonic flaw detector body. According to the utility model, the protection shell, the fixed block, the fixed groove, the transparent window, the sliding rod, the movable plate, the buffer spring, the pull rod, the connecting plate, the clamping block and the rubber pad are mutually matched, so that the effect of protecting the detecting head is achieved, the detecting head is prevented from being exposed outside all the time when the device is not used, the detecting head is prevented from being easily collided with an external object, dust is prevented from entering the interior of the detecting head, the sensitivity of the ultrasonic flaw detector during detection is greatly improved, and great convenience is brought to a user.

Description

Ultrasonic flaw detector with high detection sensitivity

Technical Field

The utility model relates to the technical field of ultrasonic flaw detectors, in particular to an ultrasonic flaw detector with high detection sensitivity.

Background

The ultrasonic flaw detector is a portable industrial nondestructive flaw detector, and can quickly, conveniently, nondestructively and accurately detect, position, evaluate and diagnose various defects (cracks, looseness, air holes, inclusions and the like) in a workpiece. Both can be used for the laboratory, also can be used for the engineering scene, but common ultrasonic flaw detector is inconvenient to protect the detecting head to the detecting head exposes all the time in the external world when resulting in the device not need to use, thereby results in the detecting head to collide with external object easily, and the dust enters into the inside of detecting head easily moreover, thereby greatly reduced ultrasonic flaw detector examine the sensitivity of time measuring, reduced the practicality, brought very big inconvenience for the user.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to an ultrasonic flaw detector with high detection sensitivity to solve the problems of the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: an ultrasonic flaw detector with high detection sensitivity comprises an ultrasonic flaw detector body, a connecting mechanism and a protection mechanism, wherein the connecting mechanism is arranged on the ultrasonic flaw detector body, and the protection mechanism is arranged on the right side of the ultrasonic flaw detector body;

the connecting mechanism comprises a connecting wire and a fixing plate, the connecting wire is arranged on the right side of the top of the ultrasonic flaw detector body, the fixing plate is arranged on the top of the right side of the ultrasonic flaw detector body and is positioned on the back of the connecting wire, limiting blocks are arranged on the front side of the fixing plate and on the left side and the right side of the connecting wire, and a detecting head is arranged at one end, away from the ultrasonic flaw detector body, of the connecting wire;

the protection mechanism comprises a protection shell which is arranged at the bottom of the right side of the ultrasonic flaw detector body, the bottom of the inner wall of the protective shell is provided with a fixed block, the top of the fixed block is provided with a fixed groove, the bottom end of the probe sequentially penetrates through the protective shell and the fixing groove from top to bottom and extends to the inside of the fixing groove, the front surface of the protective shell is provided with a transparent window, the right side of the protective shell is provided with two sliding rods, the surfaces of the two sliding rods are connected in a sliding way through a movable plate, the surface of the sliding rod is sleeved with a buffer spring, the left side of the movable plate is provided with a pull rod, the left end of the pull rod penetrates through the protective shell and extends into the protective shell, the left side of protecting crust inner wall and the position that corresponds the pull rod install the connecting plate, the right side of connecting plate and the left end of pull rod all install and press from both sides tight piece, press from both sides tight piece and be close to one side of detecting head and install the rubber pad.

Preferably, one side of the limiting block, which is close to the connecting line, is in contact with the connecting line.

Preferably, one side of the protective shell, which is close to the buffer spring, is fixedly connected with the movable plate through the buffer spring.

Preferably, one side of the rubber pad close to the probe head is contacted with the probe head, and the clamping block and the rubber pad are both arc-shaped.

Preferably, one side of the probe close to the inner wall of the fixing groove is in contact with the inner wall of the fixing groove.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, through the mutual matching of the protective shell, the fixed block, the fixed groove, the transparent window, the sliding rod, the movable plate, the buffer spring, the pull rod, the connecting plate, the clamping block and the rubber pad, the effect of protecting the detecting head is achieved, the detecting head is prevented from being exposed outside all the time when the device is not used, the detecting head is prevented from being collided with an external object easily, dust is prevented from entering the inside of the detecting head easily, the sensitivity of the ultrasonic flaw detector during detection is greatly improved, the practicability is improved, and great convenience is brought to a user.

Drawings

FIG. 1 is a structural cross-sectional view in elevation of the present invention;

FIG. 2 is an enlarged view of a portion of A-A of FIG. 1 in accordance with the present invention;

FIG. 3 is a schematic structural view of a top view of the clamping block and rubber pad of the present invention;

fig. 4 is a schematic structural view of a front view of the present invention.

In the figure: the ultrasonic flaw detector comprises an ultrasonic flaw detector body 1, a connecting mechanism 2, a connecting line 21, a fixing plate 22, a limiting block 23, a detecting head 24, a protecting mechanism 3, a protecting shell 31, a fixing block 32, a fixing groove 33, a transparent window 34, a sliding rod 35, a movable plate 36, a buffer spring 37, a pull rod 38, a connecting plate 39, a clamping block 310 and a rubber pad 311.

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. 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.

Referring to fig. 1 to 4, an ultrasonic flaw detector with high detection sensitivity includes an ultrasonic flaw detector body 1, a connecting mechanism 2 and a protection mechanism 3, wherein the connecting mechanism 2 is disposed on the ultrasonic flaw detector body 1, and the protection mechanism 3 is disposed on the right side of the ultrasonic flaw detector body 1.

Coupling mechanism 2 includes connecting wire 21 and fixed plate 22, the right side at 1 top of ultrasonic flaw detector body is installed to connecting wire 21, the top on 1 right side of ultrasonic flaw detector body is installed to fixed plate 22 and is located the back of connecting wire 21, the front of fixed plate 22 just is located the equal fixedly connected with stopper 23 in the left and right sides of connecting wire 21, stopper 23 is close to one side and the connecting wire 21 mutual contact of connecting wire 21, ultrasonic flaw detector body 1's one end fixedly connected with detecting head 24 is kept away from to connecting wire 21, through setting up fixed plate 22 and stopper 23, spacing connecting wire 21's effect has been played.

The protection mechanism 3 comprises a protection shell 31, the protection shell 31 is installed at the bottom of the right side of the ultrasonic flaw detector body 1, a fixed block 32 is fixedly connected to the bottom of the inner wall of the protection shell 31, a fixed groove 33 is formed in the top of the fixed block 32, the bottom end of a detection head 24 sequentially penetrates through the protection shell 31 and the fixed groove 33 from top to bottom and extends into the fixed groove 33, one side, close to the inner wall of the fixed groove 33, of the detection head 24 is in contact with the inner wall of the fixed groove 33, a transparent window 34 is formed in the front surface of the protection shell 31, the condition inside the protection shell 31 is conveniently observed by arranging the transparent window 34, two sliding rods 35 are fixedly connected to the right side of the protection shell 31, the surfaces of the two sliding rods 35 are in sliding connection through a movable plate 36, a buffer spring 37 is sleeved on the surface of each sliding rod 35, one side, close to the buffer spring 37, of the protection shell 31 is fixedly connected with the movable plate 36 through the buffer spring 37, and a pull rod 38 is fixedly connected to the left side of the movable plate 36, the left end of the pull rod 38 penetrates through the protective shell 31 and extends into the protective shell, the connecting plate 39 is fixedly connected to the left side of the inner wall of the protective shell 31 and corresponds to the position of the pull rod 38, the clamping block 310 is fixedly connected to the right side of the connecting plate 39 and the left end of the pull rod 38, the rubber pad 311 is fixedly connected to one side of the clamping block 310 close to the detecting head 24, one side of the rubber pad 311 close to the detecting head 24 is in contact with the detecting head 24, the clamping block 310 and the rubber pad 311 are both arc-shaped, and the protective shell 31, the fixing block 32, the fixing groove 33, the transparent window 34, the sliding rod 35, the movable plate 36, the buffer spring 37, the pull rod 38, the connecting plate 39, the clamping block 310 and the rubber pad 311 are matched with each other, so that the effect of protecting the detecting head 24 is achieved, the detecting head 24 is prevented from being exposed to the outside all the time when the device is not required to be used, and the collision between the detecting head 24 and an external object is avoided, the dust is prevented from entering the interior of the probe 24 easily, so that the sensitivity of the ultrasonic flaw detector during detection is greatly improved, the practicability is improved, and great convenience is brought to a user.

When the detecting head 24 is used, the movable plate 36 is pulled rightwards first, the movable plate 36 stretches the buffer spring 37 to move, the movable plate 36 drives the clamping block 310 and the rubber pad 311 which are located on the right side to move rightwards, so that the rubber pad 311 and the detecting head 24 which are located on the right side are separated, then the connecting line 21 is pulled upwards, the connecting line 21 drives the detecting head 24 to be pulled out of the protective shell 31, and meanwhile the connecting line 21 is pulled forwards, so that the connecting line 21 and the limiting block 23 are separated.

In summary, the following steps: the ultrasonic flaw detector with high detection sensitivity solves the problems in the background technology by the mutual matching of the protective shell 31, the fixed block 32, the fixed groove 33, the transparent window 34, the sliding rod 35, the movable plate 36, the buffer spring 37, the pull rod 38, the connecting plate 39, the clamping block 310 and the rubber pad 311.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an ultrasonic flaw detector that detectivity is high, includes ultrasonic flaw detector body (1), coupling mechanism (2) and protection machanism (3), its characterized in that: the connecting mechanism (2) is arranged on the ultrasonic flaw detector body (1), and the protection mechanism (3) is arranged on the right side of the ultrasonic flaw detector body (1);

the connecting mechanism (2) comprises a connecting line (21) and a fixing plate (22), the connecting line (21) is installed on the right side of the top of the ultrasonic flaw detector body (1), the fixing plate (22) is installed on the top of the right side of the ultrasonic flaw detector body (1) and located on the back of the connecting line (21), limiting blocks (23) are installed on the front face of the fixing plate (22) and located on the left side and the right side of the connecting line (21), and a detecting head (24) is installed at one end, far away from the ultrasonic flaw detector body (1), of the connecting line (21);

protection machanism (3) include protecting crust (31), install the bottom on ultrasonic flaw detector body (1) right side in protecting crust (31), fixed block (32) are installed to the bottom of protecting crust (31) inner wall, fixed slot (33) have been seted up at the top of fixed block (32), the bottom of detecting head (24) from last to running through protecting crust (31) and fixed slot (33) and extending to the inside of fixed slot (33) down in proper order, the front of protecting crust (31) is provided with transparent window (34), two slide bars (35) are installed on the right side of protecting crust (31), the surface of two slide bars (35) is through fly leaf (36) sliding connection, buffer spring (37) have been cup jointed on the surface of slide bar (35), pull bar (38) are installed in the left side of fly leaf (36), the left end of pull bar (38) runs through protecting crust (31) and extends to its inside, connecting plate (39) are installed to the left side of protective housing (31) inner wall and the position that corresponds pull rod (38), the right side of connecting plate (39) and the left end of pull rod (38) all install and press from both sides tight piece (310), press from both sides tight piece (310) and be close to one side of detecting head (24) and install rubber pad (311).

2. The ultrasonic flaw detector with high detection sensitivity according to claim 1, characterized in that: one side of the limiting block (23) close to the connecting line (21) is in mutual contact with the connecting line (21).

3. The ultrasonic flaw detector with high detection sensitivity according to claim 2, characterized in that: one side of the protective shell (31) close to the buffer spring (37) is fixedly connected with the movable plate (36) through the buffer spring (37).

4. The ultrasonic flaw detector with high detection sensitivity according to claim 3, wherein: one side of the rubber pad (311) close to the probe head (24) is in mutual contact with the probe head (24), and the clamping block (310) and the rubber pad (311) are both arc-shaped.

5. The ultrasonic flaw detector with high detection sensitivity according to claim 4, wherein: one side of the detecting head (24) close to the inner wall of the fixing groove (33) is contacted with the inner wall of the fixing groove (33).