CN215476769U

CN215476769U - Electromagnetic ultrasonic sensor protection device

Info

Publication number: CN215476769U
Application number: CN202022556036.1U
Authority: CN
Inventors: 孙士彬; 高明; 高雪松; 李阔; 董猛
Original assignee: Beijing Apc Petrochem Tech Co ltd
Current assignee: Beijing Apc Petrochem Tech Co ltd
Priority date: 2020-11-06
Filing date: 2020-11-06
Publication date: 2022-01-11
Anticipated expiration: 2030-11-06

Abstract

The utility model provides an electromagnetic ultrasonic sensor protection device which comprises a protection shell main body, wherein the top of the protection shell main body is movably connected with an outer box cover, and the outer surface of the bottom of the protection shell main body is fixedly connected with a top plate; the bottom of the top plate is provided with a bottom plate, and two sides of the outer surface of the top of the bottom plate are symmetrically and fixedly connected with bottom connecting blocks. According to the utility model, the outer protection body and the outer box cover form an outer protection whole body by the arrangement of the protection shell main body, the damping spring, the movable plate, the damping cushion and the like, so that internal workpieces can be effectively protected, articles are placed on the movable plate, the movable plate and the damping cushion can slide, the damping cushion is arranged at the bottom of the movable plate, a dual-protection effect is achieved, when the articles are bumped, the vibration force can be relieved by the up-and-down movement of the movable plate, the damping spring is in contact with the articles, and the damping effect is also achieved.

Description

Electromagnetic ultrasonic sensor protection device

Technical Field

The utility model belongs to the field of electromagnetic ultrasonic sensors, and particularly relates to a protection device for an electromagnetic ultrasonic sensor.

Background

Currently, Electromagnetic Acoustic Transducer (hereinafter abbreviated as EMAT) is a new technology appearing in the field of nondestructive testing, and the technology uses an Electromagnetic coupling method to excite and receive ultrasonic waves. Compared with the traditional ultrasonic detection technology, the ultrasonic detection device has the advantages of high precision, no need of couplant, non-contact, suitability for high-temperature detection, easiness in exciting various ultrasonic waveforms and the like. In industrial applications, electromagnetic ultrasound is receiving more and more attention and attention,

however, the transportation protection device of the sensor at present wraps the sensor body by a flexible material, the protection effect of the protection device is not ideal, the capability of the protection device for bearing impact force is low, and the inner sensor body can still be damaged.

Therefore, a new protection device for electromagnetic ultrasonic sensor is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides an electromagnetic ultrasonic sensor for detecting corrosion of a pipeline supporting part, which solves the problems in the prior art.

The technical scheme of the utility model is realized as follows: the protection device for the electromagnetic ultrasonic sensor comprises a protection shell main body, wherein the top of the protection shell main body is movably connected with an outer box cover, and the outer surface of the bottom of the protection shell main body is fixedly connected with a top plate;

the bottom of the top plate is provided with a bottom plate, two sides of the outer surface of the top of the bottom plate are symmetrically and fixedly connected with bottom connecting blocks, the center of the outer surface of the top of the bottom plate is fixedly provided with a sleeve, and two sides of the outer surface of the bottom of the top plate are fixedly connected with top connecting blocks at positions corresponding to the bottom connecting blocks; a buffer spring is arranged between the top connecting block and the bottom connecting block; the center of the outer surface of the bottom of the top plate is fixedly connected with a telescopic rod at a position corresponding to the sleeve;

the inner wall of the top of the outer box cover is fixedly connected with a damping spring, the inner wall of the bottom of the protective shell main body is fixedly provided with a damping cushion, and a movable plate is arranged between the inner walls of two sides of the damping cushion;

the portable electronic device comprises a movable plate, and is characterized in that an inner protection box is arranged at the top of the movable plate, an inner box cover is connected to the top of the inner protection box, a box edge is fixedly connected to the outer surface of the top of the inner protection box, and a plurality of groups of sensor placement holes are uniformly formed in the inner protection box.

As a preferred embodiment of the method of the present invention,

the top plate is fixedly connected with the protective shell main body through a fixing screw.

As a preferred embodiment of the method of the present invention,

the sleeve top and the telescopic rod are provided with through holes corresponding to each other, and the sleeve and the telescopic rod are in clearance fit through the through holes.

As a preferred embodiment of the method of the present invention,

the inner walls of the two sides of the shock absorption seat cushion are provided with sliding grooves corresponding to the movable plate.

As a preferred embodiment of the method of the present invention,

and a damping cushion is arranged between the movable plate and the damping cushion.

As a preferred embodiment of the method of the present invention,

the inner protection box and the inner box cover are made of rubber materials.

As a preferred embodiment of the method of the present invention,

the inner box cover is in transition fit with the inner protection box through the box edge.

After the technical scheme is adopted, the utility model has the beneficial effects that:

1. compared with the traditional device, the electromagnetic ultrasonic sensor protection device provided by the utility model has the advantages that the protection shell main body, the damping spring, the movable plate, the damping cushion and the like are arranged, the protection shell main body and the outer box cover form an outer protection whole body, internal workpieces can be effectively protected, articles can be placed on the movable plate, the movable plate and the damping cushion can slide, the damping cushion is arranged at the bottom of the movable plate, the double protection effect is realized, when the articles are bumped, the vibration force can be relieved by up-and-down movement of the movable plate, the damping spring is in contact with the articles, the damping effect is also realized, the structure is simple, and the device is convenient and practical.

2. The device compares with traditional device, and its structure and design all have great innovation and improvement, through being provided with devices such as roof, bottom plate, buffer spring, sleeve and telescopic link, through buffer spring, sleeve and telescopic link looks swing joint between bottom plate and the roof, receives the vibrations power and can pass through the shock attenuation of this damper when the protective housing main part for the vibrations power of the inside of transmitting the protective housing main part reduces, is worth wideling popularize.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic front view of the protection device for an electromagnetic ultrasonic sensor according to the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

fig. 3 is a schematic top view of the inner protection box.

In the figure, 1, a protective case body; 2. an outer box cover; 3. a damping spring; 4. an inner box cover; 5. an inner protection box; 6. a movable plate; 7. a shock pad; 8. a top plate; 9. a base plate; 10. a buffer spring; 11. bottom connecting blocks; 12. top connecting blocks; 13. a sleeve; 14. a telescopic rod; 15. a shock-absorbing seat cushion; 16. a chute; 17. a sensor placement hole; 18. and (5) a box edge.

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.

Example (b):

as shown in fig. 1-3, the protection device for the electromagnetic ultrasonic sensor comprises a protection shell main body 1, wherein the top of the protection shell main body 1 is movably connected with an outer box cover 2, and the outer surface of the bottom of the protection shell main body 1 is fixedly connected with a top plate 8; a bottom plate 9 is arranged at the bottom of the top plate 8, bottom connecting blocks 11 are symmetrically and fixedly connected to two sides of the outer surface of the top of the bottom plate 9, a sleeve 13 is fixedly installed in the center of the outer surface of the top of the bottom plate 9, and top connecting blocks 12 are fixedly connected to two sides of the outer surface of the bottom of the top plate 8, corresponding to the bottom connecting blocks 11; a buffer spring 10 is arranged between the top connecting block 12 and the bottom connecting block 11; the telescopic rod 14 is fixedly connected to the position, corresponding to the sleeve 13, of the center of the outer surface of the bottom of the top plate 8; the inner wall of the top of the outer box cover 2 is fixedly connected with a damping spring 3, the inner wall of the bottom of the protective shell main body 1 is fixedly provided with a damping cushion 15, and a movable plate 6 is arranged between the inner walls of two sides of the damping cushion 15; an inner protection box 5 is arranged at the top of the movable plate 6, an inner box cover 4 is connected to the top of the inner protection box 5, a box edge 18 is fixedly connected to the outer surface of the top of the inner protection box 5, and a plurality of groups of sensor arrangement holes 17 are uniformly formed in the inner protection box 5.

The top plate 8 is fixedly connected with the protective shell main body 1 through a fixing screw, so that the protective shell main body 1 and the top plate 8 can be conveniently and fixedly installed and disassembled, the shock absorption mechanism consisting of the top plate 8, the bottom plate 9 and the like can greatly reduce the shock force received by the protective shell main body 1, the shock force transmitted into the protective shell main body 1 is reduced, and a better protection effect is achieved, through holes are formed in the positions, corresponding to the telescopic rods 14, of the tops of the sleeves 13, through clearance fit is formed between the sleeves 13 and the telescopic rods 14, the telescopic rods 14 and the telescopic rods 14 enable the telescopic rods 14 and the sleeves 13 to freely move through the clearance fit, meanwhile, the sleeves 13 and the telescopic rods 14 also play a role of limiting support for the top plate 8 and the bottom plate 9, sliding grooves 16 are formed in the positions, corresponding to the movable plates 6, on the inner walls on two sides of the shock absorption seat cushion 15, the movable connection between the movable plates 6 and the shock absorption seat cushion 15 through the sliding grooves 16 is facilitated, when the shock force is transmitted into the protective shell main body 1, vibration force can be slowed down through the up-and-down activity of fly leaf 6, play the effect of protection internal protection box 5, be provided with shock pad 7 between fly leaf 6 and the shock pad 15, the concatenation shaping is tailor by the bubble board to shock pad 7, shock pad 7 plays the filling supporting role, mainly support fly leaf 6, because also can absorb vibration force equally, internal protection box 5 and internal box lid 4 are the rubber material, the sensor element in protection box 5 in the aim at protection of rubber material is not harmed, and rubber itself has the elasticity can be fine to wrap up the sensor element, prevent that it from taking place to rock, internal box lid 4 passes through box edge 18 and internal protection box 5 transition fit, prevent that internal box lid 4 from taking place to break away from with internal protection box 5 easily.

The working principle is as follows: the electromagnetic ultrasonic sensor protection device provided by the utility model is greatly improved and innovated compared with the traditional device, when the electromagnetic ultrasonic sensor protection device is used, firstly, the sensor element is plugged into the inner protection box 5, the inner box cover 4 is covered and then the protective shell body 1 is put into, when the protection device is bumped, the force is firstly weakened through the buffering of the buffering spring 10, then the weakened shock force enters the protection shell body 1, since the inner protection box 5 is placed on the movable plate 6, and the movable plate 6 itself is slidable with respect to the cushion 15, the bottom of the movable plate 6 is provided with the cushion 7, can play a role of double protection, can reduce the vibration force by the up-and-down movement of the movable plate 6 when being impacted, simultaneously because interior protection box 5 itself is the rubber material, can be fine wrap up the component, protect on the one hand on the other hand can prevent rocking of component.

Since the foregoing is illustrative of the preferred embodiment of the present invention, and not restrictive, any modifications, equivalents, improvements, etc. that come within the spirit and scope of the utility model are intended to be included therein.

Claims

1. The protection device for the electromagnetic ultrasonic sensor is characterized by comprising a protective shell main body (1), wherein the top of the protective shell main body (1) is movably connected with an outer box cover (2), and the outer surface of the bottom of the protective shell main body (1) is fixedly connected with a top plate (8);

a bottom plate (9) is arranged at the bottom of the top plate (8), bottom connecting blocks (11) are symmetrically and fixedly connected to two sides of the outer surface of the top of the bottom plate (9), a sleeve (13) is fixedly installed in the center of the outer surface of the top of the bottom plate (9), and top connecting blocks (12) are fixedly connected to two sides of the outer surface of the bottom of the top plate (8) at positions corresponding to the bottom connecting blocks (11); a buffer spring (10) is arranged between the top connecting block (12) and the bottom connecting block (11); the center of the outer surface of the bottom of the top plate (8) is fixedly connected with a telescopic rod (14) at a position corresponding to the sleeve (13);

the inner wall of the top of the outer box cover (2) is fixedly connected with a damping spring (3), the inner wall of the bottom of the protective shell main body (1) is fixedly provided with a damping cushion (15), and a movable plate (6) is arranged between the inner walls of two sides of the damping cushion (15);

the portable electronic device is characterized in that an inner protection box (5) is arranged at the top of the movable plate (6), an inner box cover (4) is connected to the top of the inner protection box (5), a box edge (18) is fixedly connected to the outer surface of the top of the inner protection box (5), and a plurality of groups of sensor placement holes (17) are uniformly formed in the inner protection box (5).

2. The electromagnetic ultrasonic sensor protection device of claim 1, wherein: the top plate (8) is fixedly connected with the protective shell main body (1) through a fixing screw.

3. The electromagnetic ultrasonic sensor protection device of claim 1, wherein: the top of the sleeve (13) is provided with a through hole corresponding to the telescopic rod (14), and the sleeve (13) is in clearance fit with the telescopic rod (14) through the through hole.

4. The electromagnetic ultrasonic sensor protection device of claim 1, wherein: the inner walls of the two sides of the shock absorption seat cushion (15) are provided with sliding chutes (16) at positions corresponding to the movable plate (6).

5. The electromagnetic ultrasonic sensor protection device of claim 1, wherein: and a damping cushion (7) is arranged between the movable plate (6) and the damping cushion (15).

6. The electromagnetic ultrasonic sensor protection device of claim 1, wherein: the inner protection box (5) and the inner box cover (4) are made of rubber materials.

7. The electromagnetic ultrasonic sensor protection device of claim 1, wherein: the inner box cover (4) is in transition fit with the inner protection box (5) through a box edge (18).