CN104090026A - Device capable of enabling ultrasonic transducer to horizontally and vertically move - Google Patents

Abstract

A device capable of moving an ultrasonic transducer horizontally and vertically, including a base plate, on which a vertical scale is vertically arranged, and the vertical scale is connected to a horizontally arranged horizontal scale through a sliding assembly, wherein, The sliding assembly can move vertically up and down along the vertical scale, and the horizontal scale can move horizontally left and right along the sliding assembly, and one end of the horizontal scale is fixedly connected to the transducer spring clip for fixing the ultrasonic transducer through a connector. The invention can fix the device of the transducer, and enable the transducer to move in a certain distance in the horizontal and vertical directions, thereby replacing the hand-holding of the transducer by the inspector. Adoption of the present invention not only reduces the detection error, but also avoids the waste of human resources. Only the operator of the instrument can complete the entire detection project. The detection project includes the concrete strength detection of any member (beam, slab, column) and the internal defect of concrete. detection and crack depth detection.

Description

A device that can move an ultrasonic transducer horizontally and vertically

technical field

The invention relates to a concrete quality ultrasonic detection technology. In particular, it relates to a device capable of moving an ultrasonic transducer horizontally and vertically.

Background technique

Ultrasonic testing technology for concrete quality is an important aspect in the field of non-destructive testing technology for construction projects, including using ultrasonic testing for concrete strength, ultrasonic testing for internal defects in concrete, and ultrasonic testing for the integrity of concrete pouring piles. With the rapid development of electronic technology, ultrasonic testing instruments have been continuously improved and perfected. At present, only one non-metallic ultrasonic testing instrument and a pair of transducers with applicable frequencies can perform various ultrasonic testing on concrete components of building structures.

As we all know, the ultrasonic testing process in actual engineering often requires 2-3 people to complete, of which 1 person operates the ultrasonic detector, and 1-2 people hold the transducer (there are 2 transducers); There are many measuring points, so the inspectors who hold the transducer are often fatigued, resulting in a large deviation in the coupling position of the transducer, and it is easy to cause poor coupling between the transducer and the concrete surface. In addition, ultrasonic testing requires rich practical experience, which requires the instrument operator to practice more; but if 2-3 people are needed for each practice, it will cause a large waste of human resources and bring inconvenience to others .

Contents of the invention

The technical problem to be solved by the present invention is to provide an ultrasonic transducer that can fix the transducer and enable the transducer to move at a certain distance in the horizontal and vertical directions, thereby replacing the hand-held transducer of the inspector. A device that can move the energy device horizontally and vertically.

The technical solution adopted in the present invention is: a device that can move the ultrasonic transducer horizontally and vertically, including a bottom plate, and a vertical scale is vertically arranged on the bottom plate, and the vertical scale The ruler is connected to a horizontally arranged horizontal scale via a sliding assembly, wherein the sliding assembly can move vertically up and down along the vertical scale, and the horizontal scale can move horizontally along the sliding assembly left and right, One end of the horizontal scale is fixedly connected to the transducer spring clip for fixing the ultrasonic transducer through a connecting piece.

There is a horizontal fine-tuning chute on the bottom plate, and the bottom end of the vertical scale can move horizontally and is embedded in the horizontal fine-tuning chute, wherein the horizontal movement direction of the vertical scale It is perpendicular to the horizontal moving direction of the horizontal scale.

The sliding assembly includes: a vertical slider connected to the vertical scale and a horizontal slider connected to the horizontal scale, which are integrally formed side by side.

A vertical through groove that can slide through the vertical scale is provided on the vertical ruler slider up and down in the vertical direction, and there is a hand-screwed groove on one side of the vertical ruler slider that can be screwed into the vertical ruler. The vertical positioning screw hole that the screw withstands the vertical scale to make the vertical scale slide block positioned.

A horizontal through groove that can slide through the level scale is opened on the level slider along the horizontal direction left and right, and a level thumb screw that can be screwed into the level scale is provided on one side of the level slider to withstand the level scale. The horizontal positioning screw hole for positioning the horizontal scale.

The transducer spring clip includes: a clip body for clamping the ultrasonic transducer and an adjustment mechanism arranged at the tail of the clip body for adjusting the clamping force of the clip body.

The adjustment mechanism includes: a spring arranged on the inner side of the tail of the clip body, the top of which passes through the spring from the outside of one side of the tail of the clip body to the bolt outside the other side of the tail of the clip body, and is threadedly connected with the top end of the bolt for adjustment The clamping force of the clamp body is the hand-tightened nut.

The connecting piece is a connecting piece fixedly connected to the outer side of the clip body tail of the spring clip of the transducer, and the spring clip of the transducer is connected to the horizontal scale through screws and the connecting piece.

The device of the present invention that enables the ultrasonic transducer to move horizontally and vertically can fix the device of the transducer and enable the transducer to move horizontally and vertically at a certain distance, thereby replacing the hand-held transducer of the inspector. energy device. Adoption of the present invention not only reduces the detection error, but also avoids the waste of human resources. Only the operator of the instrument can complete the entire detection project. The detection project includes the concrete strength detection of any member (beam, slab, column) and the internal defects of the concrete. detection and crack depth detection. Specifically, it has the following beneficial effects:

1. Using the present invention can effectively avoid the inaccurate coupling position of the transducer during ultrasonic testing;

2. The use of the present invention can effectively avoid the poor coupling effect of the hand-held transducer caused by the fatigue of the ultrasonic inspector;

3. The use of the present invention can minimize the cost of ultrasonic testing and reduce the waste of human resources.

Description of drawings

Fig. 1 is the overall structural representation of the present invention;

Fig. 2 is the top view of Fig. 1;

FIG. 3 is a side view of FIG. 1 .

1: Horizontal scale 2: Vertical scale

3: Transducer spring clip 4: Thumb nut

5: Vertical ruler slider 6: Horizontal ruler slider

7: Hand-tightened screws for the vertical ruler 8: Tightened screws for the horizontal ruler

9: Connecting piece 10: Steel gasket

11: Spring 12: Bolt

13: Bottom plate 14: Horizontal fine-tuning chute

15: Sliding component 16: Clip body

51: Vertical through slot 52: Vertical positioning screw hole

61: Horizontal through slot 62: Horizontal positioning screw hole

91: Connecting piece 92: Screw

Detailed ways

A device capable of moving an ultrasonic transducer horizontally and vertically according to the present invention will be described in detail below with reference to the embodiments and drawings.

As shown in Fig. 1, Fig. 2, Fig. 3, a kind of device of the present invention that can make the ultrasonic transducer move horizontally and vertically includes a base plate 13, and vertical scales are arranged vertically on the base plate 13 Ruler 2, the base plate 13 is provided with a horizontal fine-tuning chute 14, the bottom end of the vertical scale 2 can move horizontally and is embedded in the horizontal fine-tuning chute 14, the horizontal fine-tuning chute 14 The function is to consider that the clamped ultrasonic transducer cannot touch the surface of the component, so the horizontal fine-tuning chute 14 is provided to ensure that the ultrasonic transducer can contact the surface of the measured component by moving the vertical scale horizontally slightly. The vertical scale 2 is connected to the horizontal scale 1 arranged horizontally by a sliding assembly 15, and the sliding assembly 15 can move vertically up and down along the vertical scale 2, and the horizontal scale 1 can Move horizontally along the sliding assembly 15 left and right, wherein the horizontal moving direction of the vertical scale 2 on the bottom plate 13 is perpendicular to the horizontal moving direction of the horizontal scale 1 . One end of the horizontal scale 1 is fixedly connected to the transducer spring clip 3 for fixing the ultrasonic transducer through a connecting piece 9 .

The main function of horizontal scale 1 and vertical scale 2 is to determine the position of the ultrasonic transducer; the range of horizontal scale 1 and vertical scale 2 can be selected according to the size of different components; in space, both are vertical relationship, but the two are not in contact.

The sliding assembly 15 is a cube block, comprising: a vertical ruler slider 5 connected to the vertical scale 2 and a horizontal ruler slider connected to the horizontal scale 1 integrally formed side by side 6.

The vertical scale slider 5 is provided with a rectangular vertical through groove 51 that can slide vertically through the vertical scale 2 up and down along the vertical direction, and can ensure that the vertical scale 2 can slide freely in the hole On one side of the vertical ruler slide block 5, there is a vertical positioning screw hole 52 that can be screwed into the vertical ruler thumb screw 7 to withstand the vertical scale ruler 2 and make the vertical ruler slide block 5 positioned.

The level slide block 6 is provided with a rectangular horizontal through groove 61 that can slide through the horizontal scale 1 along the horizontal direction left and right, and can ensure that the horizontal scale 1 can slide freely in the hole. One side of the slide block 6 is provided with a horizontal positioning screw hole 62 that can be screwed into the level thumb screw 8 to withstand the horizontal scale 1 so that the horizontal scale 1 is positioned.

The function of the level ruler hand screw 8 and the vertical ruler hand screw 7 is: after the horizontal position and the vertical position of the ultrasonic transducer are determined, by turning the corresponding level ruler hand screw 8 and vertical Tighten the thumb screw 7 to the ruler, so that the thumb screw 8 of the horizontal ruler and the thumb screw 7 of the vertical ruler extend inward until the end of the screw touches the corresponding horizontal scale 1 and vertical scale 2, then tighten the corresponding horizontal scale Ruler thumb screw 8 and vertical ruler thumb screw 7, so that horizontal scale 1 and vertical scale 2 are locked.

The transducer spring clip 3 includes: a clip body 16 for clamping the ultrasonic transducer and an adjustment mechanism provided at the tail of the clip body 16 for adjusting the clamping force of the clip body 16 . The adjustment mechanism includes: a spring 11 arranged on the inner side of the tail of the clip body 16; The top end of the screw connection is used to adjust the thumb nut 4 of the clamping strength of the clip body 16.

The function of the transducer spring clip 3 is to drive the upper part of the clip body 16 to move downward after the spring 11 is compressed and deformed, thereby clamping the ultrasonic transducer. The function of the hand-tightened nut 4 in the transducer spring clip 3 is to adjust the compression degree of the spring 11; since the diameters of ultrasonic transducers are generally different, after placing the ultrasonic transducer in the transducer spring clip 3, It is necessary to tighten the thumb nut 4 to compress the spring 11 to ensure that the spring clip 3 of the transducer can clamp the ultrasonic transducer.

The connecting piece 9 is a connecting piece 91 fixedly connected to the outer side of the clip body 16 tail of the transducer spring clip 3, and the described transducer spring clip 3 is connected with the described connecting piece 91 through a screw 92. connected to the horizontal scale 1.

The screw 92 penetrates the horizontal scale 1 of the connecting piece 91 when connected, and the horizontal scale 1 can rotate slightly on the surface contacting the connecting piece 91 after the connection, so as to adapt to the slight rotation of the clip body 16 after the spring 11 is compressed and deformed.

A kind of device of the present invention that can make the ultrasonic transducer move horizontally and vertically is as follows:

1. Place the whole device on a relatively flat ground; if the vertical height is insufficient, you can choose a vertical scale with a high range or place a certain height block at the bottom of the device; if the horizontal distance is insufficient, you can choose a level with a high range Scale 1 or translate the device;

2. Place an ultrasonic transducer of any specification in the spring clip 3 of the transducer, and compress and deform the spring 11 by adjusting the thumb nut 4, so that the ultrasonic transducer can be firmly fixed in the spring clip 3 of the transducer ;

3. Adjust the position of the vertical scale 2 in the horizontal fine-tuning chute 14, so that the ultrasonic transducer can touch the surface of the component under test; Afterwards, so that the front of the ultrasonic transducer is left with sufficient length;

4. Slide the vertical ruler slider 5 to drive the ultrasonic transducer up or down to the required detection height, and then tighten the vertical ruler thumb screw 7 to lock the vertical position;

5. Pull or push the horizontal scale 1 to make the horizontal scale 1 slide in the level slider 6, thereby driving the ultrasonic transducer to move in the horizontal direction to the required detection position, and then tighten the level thumb screw 8 Perform horizontal position locking;

6. To detect a row of measuring points, you only need to adjust the horizontal position of the ultrasonic transducer; to detect a certain row of measuring points, you only need to adjust the vertical position of the ultrasonic transducer.

Therefore, a device capable of moving the ultrasonic transducer horizontally and vertically according to the present invention can fix the ultrasonic transducer and enable the ultrasonic transducer to move horizontally and vertically at a certain distance.

Claims (8)

1. a device that can make the ultrasonic transducer move horizontally and vertically, comprising a base plate (13), it is characterized in that, on the described base plate (13), vertical scales (2) are vertically arranged, The horizontal scale (1) arranged horizontally is connected to the vertical scale (2) through a sliding assembly (15), wherein the sliding assembly (15) can move along the vertical scale (2) Moving vertically up and down, the horizontal scale (1) can move horizontally along the sliding assembly (15) left and right, and one end of the horizontal scale (1) is fixedly connected by a connector (9) for fixing the ultrasonic Transducer spring clip (3) for the transducer. 2. A device capable of moving the ultrasonic transducer horizontally and vertically according to claim 1, characterized in that said bottom plate (13) is provided with a horizontal fine-tuning chute (14), said The bottom end of the vertical scale (2) can move horizontally and is embedded in the horizontal fine-tuning chute (14), wherein the horizontal movement direction of the vertical scale (2) is the same as that of the horizontal The horizontal movement direction of the scale bar (1) is vertical. 3. A device capable of moving the ultrasonic transducer horizontally and vertically according to claim 1, characterized in that, the sliding assembly (15) includes: an integral side-by-side structure with the vertical The vertical ruler slide block (5) that is connected to scale (2) and the level ruler slide block (6) that is connected with described horizontal scale ruler (1). 4. A kind of device that can make the ultrasonic transducer move horizontally and vertically according to claim 3, it is characterized in that, on the described vertical ruler slider (5), there are openings that penetrate up and down in the vertical direction The vertical through groove (51) that can slide through the vertical scale (2) has a vertical scale thumb screw (7) that can be screwed into the vertical scale on one side of the vertical scale slider (5) to withstand the vertical scale. The vertical positioning screw (52) of the vertical ruler slide block (5) is positioned by the scale ruler (2). 5. A kind of device that can make the ultrasonic transducer move horizontally and vertically according to claim 3, characterized in that, on the described level bar slider (6), there are openings that can penetrate left and right along the horizontal direction. The horizontal through groove (61) that slides through the level scale (1) has a level thumb screw (8) that can be screwed into the level scale (1) on one side of the level slide block (6) to withstand the level scale (1) and Make the horizontal positioning screw hole (62) of horizontal scale (1) location. 6. A device capable of moving the ultrasonic transducer horizontally and vertically according to claim 1, characterized in that, the transducer spring clip (3) includes: used to clamp the ultrasonic transducer The clip body (16) of the energy device and the adjustment mechanism for adjusting the clamping force of the clip body (16) are arranged at the tail of the clip body (16). 7. A device capable of moving the ultrasonic transducer horizontally and vertically according to claim 6, characterized in that said adjustment mechanism includes: Spring (11), the top runs through the spring (11) from the outside of the clip body (16) tail one side to the bolt (12) outside the other side of the clip body (16) tail, and is threaded with the top of the bolt (12) for Adjust the thumb nut (4) of the clamping strength of the clip body (16). 8. A device capable of moving the ultrasonic transducer horizontally and vertically according to claim 1, characterized in that the connecting piece (9) is fixedly connected to the spring clip (3) of the transducer The connecting piece (91) on the outside of the clip body (16) tail, the transducer spring clip (3) is connected to the horizontal scale (1) through the screw (92) and the connecting piece (91) ) are connected.