CN216012140U - Pressure ultrasonic testing device - Google Patents
Pressure ultrasonic testing device Download PDFInfo
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- CN216012140U CN216012140U CN202121556108.0U CN202121556108U CN216012140U CN 216012140 U CN216012140 U CN 216012140U CN 202121556108 U CN202121556108 U CN 202121556108U CN 216012140 U CN216012140 U CN 216012140U
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Abstract
The utility model relates to the technical field of ultrasonic detection, and discloses a pressure type ultrasonic detection device, which comprises an installation part provided with an installation cavity, an adjusting part, an ultrasonic probe, a pressure sensor, a pressure acquisition and display module, a sliding part and an elastic part, wherein the pressure acquisition and display module is arranged on the installation part; the adjusting part penetrates through the mounting part from the outside, extends into the mounting cavity, is movably connected with the mounting part and is arranged at the bottom of the mounting cavity; the ultrasonic probe is movably connected to the opening of the mounting cavity; the pressure sensor is arranged on one side of the ultrasonic probe and is electrically connected with the pressure acquisition and display module; the sliding part is connected in the mounting cavity in a sliding manner and is abutted against one side of the pressure sensor; the first end of the elastic piece is connected with the sliding part, and the second end of the elastic piece is connected with the adjusting part; according to the utility model, the pressure value of the elastic piece to the sliding part can be adjusted by adjusting the fixed position between the adjusting part and the mounting part, so that the pressure value applied by the sliding part to the pressure sensor and the ultrasonic probe can be adjusted.
Description
Technical Field
The utility model relates to the technical field of ultrasonic detection, in particular to a pressure type ultrasonic detection device.
Background
Ultrasonic waves are widely applied to wall thickness detection and defect diagnosis of pressure-bearing special equipment such as boilers, pressure vessels, pressure pipelines and the like. During the ultrasonic thickness measurement and ultrasonic flaw detection, an ultrasonic coupling agent needs to be coated between an ultrasonic probe and a workpiece to be detected, then the ultrasonic probe is placed on the coupling agent, and the ultrasonic probe is tightly combined with the workpiece to be detected by applying downward pressure with the aid of hands of a detector.
However, in the actual detection process, the pressure applied by the hand has an obvious influence on the detection result, when the pressure is insufficient, the reflected signal of the bottom surface of the ultrasonic wave is weakened or disappears, when the pressure is insufficient, the quantification of the defect is influenced, and when the pressure is serious, the defect is missed. Because the pressure exerted by the hands of different testers is obviously different, even the same tester can also generate the difference of the exerted pressure due to fatigue or inconvenient operation of the tested part and the like in different time periods when the test is started. This pressure difference is a significant cause of poor reproducibility of manual ultrasonic testing and a relative reliance on the personal experience of the tester.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the utility model provides a pressure type ultrasonic detection device which can adjust and determine the pressure of an ultrasonic probe on a detection piece.
The pressure type ultrasonic detection device comprises an installation part, an adjusting part, an ultrasonic probe, a pressure sensor, a pressure acquisition and display module, a sliding part and an elastic part, wherein the installation part is arranged on the upper surface of the installation part; the mounting part is provided with a mounting cavity; the adjusting part penetrates through the mounting part from the outside, extends into the mounting cavity, is movably connected with the mounting part and is arranged at the bottom of the mounting cavity; the ultrasonic probe is movably connected to the opening of the mounting cavity; the pressure sensor is arranged on one side of the ultrasonic probe facing the inside of the mounting cavity; the pressure acquisition and display module is arranged on the surface of the mounting part and is electrically connected with the pressure sensor; the sliding part is connected in the installation cavity in a sliding manner and is abutted against one side, far away from the ultrasonic probe, of the pressure sensor; the first end of the elastic piece is connected with the end part of the sliding part far away from the ultrasonic probe, and the second end of the elastic piece is connected with the adjusting part; wherein, through adjusting the regulating part with fixed position between the installation department can adjust the elastic component to the pressure value of sliding part, in order to adjust the sliding part is to pressure sensor with the applied pressure value of ultrasonic transducer.
The pressure type ultrasonic detection device provided by the embodiment of the utility model at least has the following beneficial effects: the pressure value of the elastic part to the sliding part can be adjusted by adjusting the position between the adjusting part and the mounting part, the pressure value of the sliding part to the pressure sensor and the ultrasonic probe can be synchronously adjusted by combining the principle of acting force transmission, and the pressure value of the sliding part to the ultrasonic probe can be observed in real time by matching with the pressure acquisition and display module, so that the real-time pressure value between the ultrasonic probe and the detection part can be determined.
According to some embodiments of the present invention, the periphery of the ultrasonic probe is further provided with an attraction portion for attracting the detection member, and the attraction portion is connected with the mounting portion or the ultrasonic probe.
According to some embodiments of the utility model, the attraction portion is a magnet or a suction cup.
According to some embodiments of the utility model, the pressure acquisition and display module comprises a display and a signal acquisition processing circuit, the display being provided on a surface of the mounting portion; the input end of the signal acquisition processing circuit is electrically connected with the pressure sensor, and the output end of the signal acquisition processing circuit is electrically connected with the pressure acquisition and display module.
According to some embodiments of the present invention, the signal acquisition processing circuit includes a signal acquisition unit, a signal conversion unit and a signal processing unit which are electrically connected in sequence; the output end of the signal processing unit is electrically connected with the display, and the signal acquisition unit is electrically connected with the pressure sensor.
According to some embodiments of the utility model, the side wall of the mounting cavity is provided with a connecting hole, and the connecting wire of the ultrasonic probe passes through the connecting hole to be electrically connected with the ultrasonic detection instrument.
According to some embodiments of the utility model, the resilient member is at least one of a compression spring, a leaf spring, or an elastic post.
According to some embodiments of the utility model, the side wall of the ultrasound probe is tightly connected with the inner wall of the mounting cavity.
According to some embodiments of the utility model, a first positioning groove is formed on one side of the sliding part facing the bottom of the installation cavity, a second positioning groove is formed on an end surface of the adjusting part located inside the installation cavity, and two ends of the elastic element are respectively arranged in the corresponding first positioning groove and the second positioning groove.
According to some embodiments of the utility model, the mounting portion comprises a mounting base and a mounting cylinder, the mounting cylinder is provided with a mounting hole, a first end of the mounting cylinder is detachably connected with the mounting base, and the mounting hole and the surface of the mounting base form the mounting cavity.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural diagram of a pressure type ultrasonic detection apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a circuit unit of a pressure acquisition and display module of the pressure ultrasonic testing apparatus shown in FIG. 1;
FIG. 3 is a schematic circuit diagram of the signal acquisition unit of the pressure acquisition and display module shown in FIG. 2;
fig. 4 is a schematic circuit structure connection diagram of a signal conversion unit of the pressure acquisition and display module shown in fig. 2;
fig. 5 is a schematic diagram of a connection between the signal processing unit of the pressure acquisition and display module and the circuit structure of the display shown in fig. 2.
Reference numerals: the ultrasonic probe comprises a mounting part 100, a mounting cavity 110, a connecting hole 120, a mounting base 130, a mounting cylinder 140, an adjusting part 200, a second positioning groove 210, an ultrasonic probe 300, a pressure sensor 400, a pressure acquisition and display module 500, a display 510, a signal acquisition processing circuit 520, a signal acquisition unit 521, a signal conversion unit 522, a signal processing unit 523, a sliding part 600, a first positioning groove 610, an elastic part 700 and a suction part 800.
Detailed Description
Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
Referring to fig. 1, the pressure type ultrasonic testing apparatus according to the embodiment of the present invention includes a mounting portion 100, an adjustment portion 200, an ultrasonic probe 300, a pressure sensor 400, a pressure acquisition and display module 500, a sliding portion 600, and an elastic member 700; the mounting portion 100 is provided with a mounting cavity 110; the adjusting part 200 penetrates through the mounting part 100 from the outside, extends into the mounting cavity 110, is movably connected with the mounting part 100 and is arranged at the bottom of the mounting cavity 110; the ultrasonic probe 300 is movably connected to the opening of the mounting cavity 110; the pressure sensor 400 is provided on a side of the ultrasonic probe 300 facing the inside of the mounting cavity 110, and in this embodiment, the pressure sensor 400 is disposed on a side of the bottom surface of the ultrasonic probe 300; the pressure acquisition and display module 500 is arranged on the surface of the mounting part 100 and is electrically connected with the pressure sensor 400; the sliding part 600 is slidably connected in the mounting cavity 110 and abuts against one side of the pressure sensor 400 away from the ultrasonic probe 300, in this embodiment, the upper side of the pressure sensor 400 abuts against the sliding part 600, and the lower side of the pressure sensor 400 abuts against the ultrasonic probe 300; a first end of the elastic member 700 is connected to an end of the sliding part 600 far from the ultrasonic probe 300, and a second end of the elastic member 700 is connected to the adjustment part 200; wherein, by adjusting the fixing position between the adjusting part 200 and the mounting part 100, the pressure value of the elastic member 700 to the sliding part 600 can be adjusted to adjust the pressure value applied by the sliding part 600 to the pressure sensor 400 and the ultrasonic probe 300.
When the pressure sensor is installed, the adjusting part 200 is installed, then the elastic member 700, the sliding part 600, the pressure sensor 400 and the ultrasonic probe 300 are sequentially installed, the pressure collecting and displaying module 500 is electrically connected with the pressure sensor 400, then, before each detection, by changing the relative position between the adjustment part 200 and the mounting part 100, the amount of pressure applied by the adjustment part 200 to the elastic member 700 may be varied, and the adjustment part may be adjusted, by the transmission of force, the pressure of the slide 600 against the ultrasonic probe 300 can be changed, the pressure sensor 400 is provided therebetween, the pressure value between the two can be detected, and finally the pressure of the ultrasonic probe 300 on the detecting member (not shown) can be determined, and the pressure acquisition and display module 500, it can be determined whether the pressure is within the required range, and after the pressure is determined, the ultrasonic detection of the detecting member (not shown) can be successfully completed.
In order to ensure the stability of the sliding portion 600 during the sliding process, the overall shape of the sliding portion 600 is matched with the shape of the cross section of the mounting cavity 110, so that the side wall of the sliding portion 600 can be completely abutted against the inner wall of the mounting cavity 110, and when the sliding portion 600 slides in the mounting cavity 110, the stable back-and-forth sliding can be realized, so as to ensure that the stable pressure is applied to the pressure sensor 400 and the ultrasonic probe 300. In the present embodiment, the mounting cavity 110 is cylindrical as a whole, and the sliding portion 600 is also cylindrical, and both have the same diameter.
Specifically, be threaded connection between regulation portion 200 and the installation department 100, regulation portion 200 is whole to be cylindric and the outer wall is equipped with the external screw thread promptly, is equipped with the internal thread on the inner wall that installation department 100 and regulation portion 200 contacted, through rotating regulation portion 200, then can make the tip that regulation portion 200 is located installation cavity 110 be close to or keep away from sliding part 600 to can change the pressure value size of regulation portion 200 to elastic component 700.
Wherein, the appearance of ultrasonic probe 300 and the appearance phase-match of installation cavity 110, through interference fit, ultrasonic probe 300 can be plugged in the opening part of installation cavity 110, specifically, in this embodiment, ultrasonic probe 300 is cylindricly, installation cavity 110 is wholly also cylindricly, ultrasonic probe 300 plugs the opening part of installation cavity 110, ultrasonic probe 300's lateral wall and the inseparable butt of inner wall of installation cavity 110, when applying through the external force, ultrasonic probe 300 can remove along the extending direction of installation cavity 110, when elastic component 700 pushed down the sliding block, pressure sensor 400 was pushed down to the sliding block, pressure sensor 400 then pushed down ultrasonic probe 300, ultrasonic probe 300 places in one side outside the opening of installation cavity 110 then can exert pressure to outside detection piece (not shown in the figure).
In some embodiments of the present invention, the adjusting portion 200 includes an adjusting rod (not shown) and an adjusting screw (not shown), the adjusting rod (not shown) is inserted into the mounting cavity 110 from the bottom of the mounting portion 100, and the adjusting rod (not shown) is slidably connected to the mounting portion 100, the adjusting screw (not shown) is screwed to the mounting portion 100 and is disposed along a direction perpendicular to the adjusting rod (not shown), one end of the adjusting screw is disposed outside the mounting portion 100, and the other end of the adjusting screw abuts against the adjusting rod (not shown), when the adjusting screw (not shown) is tightened, the end of the adjusting screw (not shown) abuts against the adjusting rod (not shown), the adjusting rod (not shown) cannot move, the adjusting rod (not shown) and the mounting portion 100 maintain a fixed position, when the adjusting screw (not shown) is loosened, the adjusting screw (not shown) is no longer abutted to the adjusting rod (not shown), the adjusting screw (not shown) can move back and forth along the direction in which the mounting cavity 110 extends, and in cooperation with the pressure acquisition and display module 500, when the pressure value is determined to be within the required range, the adjusting screw (not shown) is screwed, so that the adjusting screw (not shown) is tightly abutted to the side wall of the adjusting rod (not shown), and the position between the adjusting rod and the mounting part 100 (not shown) is kept in a fixed state.
Referring to fig. 1, in some embodiments of the present invention, the ultrasonic probe 300 is further provided at a periphery thereof with a suction portion 800 for sucking a detection member (not shown), and the suction portion 800 is connected to the mounting portion 100 or the ultrasonic probe 300.
In some embodiments of the present invention, the attraction portion 800 is a magnet or a suction cup. Most detect piece (in the figure) and be the metal, can be by the magnetic substance of magnet absorption, then utilize magnet can reach the effect that ultrasonic probe 300 adsorbs on detecting piece (in the figure), or cooperate the sucking disc, can reach the effect of direct adsorption on detecting piece (in the figure) equally, specifically, the sucking disc can adopt ordinary sucking disc or adopt vacuum type sucking disc. Referring to fig. 1, in the present embodiment, the attraction portion 800 is a magnet and has a ring shape, wherein the attraction portion 800 may be directly connected to the mounting portion 100 through a super glue or directly connected to a side wall of the ultrasonic probe; by using the suction portion 800, the ultrasonic inspection device can be fixed on an inspection piece (not shown) during inspection, so as to smoothly complete ultrasonic inspection.
Referring to fig. 1, in some embodiments of the present invention, the side wall of the mounting cavity 110 is provided with a connection hole 120, and the connection line of the ultrasonic probe 300 passes through the connection hole 120 to electrically connect with an ultrasonic detection instrument (not shown). The ultrasonic testing instrument (not shown) may be an ultrasonic flaw detector or an ultrasonic thickness gauge. To detect the presence of defects or the thickness of the part (not shown).
Referring to fig. 1, in some embodiments of the present invention, the elastic member 700 is at least one of a compression spring, a leaf spring, or an elastic column. The elastic member 700 needs to achieve the effect of pushing the adjusting portion 200 and the sliding portion 600 in two directions, so that the force transmission can be achieved, the pressure between the ultrasonic probe 300 and the detecting member (not shown) is adjusted, so that the pressure value is within the required range, and the accuracy of the ultrasonic detection can be further improved. Referring to fig. 1, the elastic member 700 in this embodiment is a compression spring.
Referring to fig. 1, in some embodiments of the present invention, a first positioning groove 610 is formed on a side of the sliding portion 600 facing the bottom of the installation cavity 110, a second positioning groove 620 is formed on an end surface of the adjustment portion 200 located inside the installation cavity 110, and two ends of the elastic member 700 are respectively disposed in the corresponding first positioning groove 610 and the second positioning groove 620. Set up first constant head tank 610 and second constant head tank 620, the elastic component 700 of can being convenient for fixes a position the installation to reach the effect that the transmission can be stabilized to the assurance power, ensure holistic stability, avoid because of pressure unbalance, the influence is to the testing result who detects piece (not shown in the figure).
Referring to fig. 1, in some embodiments of the present invention, the mounting portion 100 includes a mounting base 130 and a mounting cylinder 140, the mounting cylinder 140 is provided with a mounting hole, a first end of the mounting cylinder 140 is detachably connected to the mounting base 130, and the mounting hole and a surface of the mounting base 130 form a mounting cavity 110. Because the installation base 130 and the installation cylinder 140 are detachably connected, when the installation base is installed, the tightness between the installation base 130 and the installation cylinder 140 can be adjusted, and further the adjustment range of the position of the adjusting part 200 can be expanded, so that the pressure adjustment range of the adjusting part 200 on the elastic part 700 is expanded, namely, the range of the pressure value applied to the ultrasonic probe 300 can be further expanded, and the applicability range is further improved.
Referring to fig. 2, in some embodiments of the present invention, the pressure collecting and displaying module 500 includes a display 510 and a signal collecting and processing circuit 520, the display 510 being disposed on an outer surface of the mounting part 100; the input end of the signal acquisition processing circuit 520 is electrically connected to the pressure sensor 400, and the output end of the signal acquisition processing circuit 520 is electrically connected to the pressure acquisition and display module 500. Utilize signal acquisition processing circuit 520 then can gather pressure sensor 400 feedback signal and handle, cooperation display 510 then can directly perceivedly obtain the pressure size of observing sliding part 600 to ultrasonic probe 300, has promoted pressure detection's the degree of accuracy and efficiency to can improve the detection efficiency to the detection piece (not shown in the figure).
Referring to fig. 2, in some embodiments of the present invention, the signal acquisition processing circuit 520 includes a signal acquisition unit 521, a signal conversion unit 522, and a signal processing unit 523, which are electrically connected in sequence; the output end of the signal processing unit 523 is electrically connected to the display 510, and the signal acquisition unit 521 is electrically connected to the pressure sensor 400.
Referring to fig. 3 to 5, IN the signal acquisition unit 521 of this embodiment, a chip U4 and corresponding peripheral circuits are used to measure a change IN a resistance value of the pressure sensor 400, and IN + and IN-interfaces of an interface P are connected to positive and negative electrodes of the pressure sensor 4009, and then output to the signal conversion unit 522 through an interface AC, where the chip U4 is LM 393; the signal conversion unit 522 converts the resistance change of the pressure sensor 400, which is acquired by the chip U6 and the corresponding peripheral circuit, into a digital quantity, and is connected with the output interface AC of the signal acquisition unit 521 through the port No. 1 of the interface CON1 to acquire a corresponding resistance change analog quantity; and outputs digital signals to the signal processing unit 523 through the ports D0-D7 of the chip U6, wherein the model of the chip U6 is AD 9280; the signal processing unit 523 adopts a single chip microcomputer chip U3 with the model number of STC12LE5A60S2, a P0.0-P0.7 port of the chip U3 is connected with a chip U1 of the display 510, the model number of the chip U1 is LCD12864, a P2.0-P2.7 port of the chip U3 is connected with ports D0-D7 of a chip U6 of the signal conversion unit 522, and the pressure value is displayed on the display 510 after corresponding signals are processed by the chip U3 through acquiring corresponding digital quantities.
According to the pressure type ultrasonic detection device of the embodiment of the present invention, by such an arrangement, at least some effects can be achieved, such that the pressure value of the elastic member 700 on the sliding portion 600 can be adjusted by adjusting the position between the adjusting portion 200 and the mounting portion 100, the pressure values applied by the sliding portion 600 on the pressure sensor 400 and the ultrasonic probe 300 can be synchronously adjusted by combining the principle of force transmission, and the magnitude of the pressure value applied by the sliding portion 600 on the ultrasonic probe 300 can be observed in real time by cooperating with the pressure collecting and displaying module 500, so as to further determine the magnitude of the real-time pressure value between the ultrasonic probe and the detection member (not shown), the present invention can ensure that the pressure applied on the detection member (not shown) is within a required range, so that the ultrasonic probe 300 and the detection member (not shown) can be tightly attached, and the coupling pressure between the ultrasonic probe 300 and the detection member (not shown) can be kept stable, the ultrasonic wave bottom surface reflection signal is prevented from weakening or disappearing due to insufficient pressure, and the reliability and the efficiency of ultrasonic detection are effectively improved.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the utility model have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A pressure type ultrasonic detection device is characterized by comprising:
the mounting part is provided with a mounting cavity;
the adjusting part penetrates through the mounting part from the outside, extends into the mounting cavity, is movably connected with the mounting part and is arranged at the bottom of the mounting cavity;
the ultrasonic probe is movably connected to the opening of the mounting cavity;
the pressure sensor is arranged on one side of the ultrasonic probe facing the inside of the mounting cavity;
the pressure acquisition and display module is arranged on the surface of the mounting part and is electrically connected with the pressure sensor;
the sliding part is connected in the installation cavity in a sliding manner and is abutted against one side, far away from the ultrasonic probe, of the pressure sensor;
and the first end of the elastic piece is connected with the end part of the sliding part, which is far away from the ultrasonic probe, and the second end of the elastic piece is connected with the adjusting part.
2. The pressure type ultrasonic testing device according to claim 1, wherein: the periphery of the ultrasonic probe is also provided with an attraction part for attracting the detection part, and the attraction part is connected with the installation part or connected with the ultrasonic probe.
3. The pressure type ultrasonic testing device according to claim 2, wherein: the attraction part is a magnet or a sucker.
4. The pressure-type ultrasonic testing device according to any one of claims 1 to 3, wherein the pressure acquisition and display module comprises:
a display provided on a surface of the mounting portion;
and the input end of the signal acquisition processing circuit is electrically connected with the pressure sensor, and the output end of the signal acquisition processing circuit is electrically connected with the pressure acquisition and display module.
5. The pressure-type ultrasonic testing device according to claim 4, wherein the signal acquisition processing circuit comprises a signal acquisition unit, a signal conversion unit and a signal processing unit which are electrically connected in sequence; the output end of the signal processing unit is electrically connected with the display, and the signal acquisition unit is electrically connected with the pressure sensor.
6. The pressure type ultrasonic testing device according to any one of claims 1 to 3, wherein: the side wall of the mounting cavity is provided with a connecting hole, and the connecting wire of the ultrasonic probe penetrates through the connecting hole to be electrically connected with the ultrasonic detection instrument.
7. The pressure type ultrasonic testing device according to any one of claims 1 to 3, wherein: the elastic piece is at least one of a compression spring, an elastic sheet or an elastic column.
8. The pressure type ultrasonic testing device according to any one of claims 1 to 3, wherein: the side wall of the ultrasonic probe is tightly connected with the inner wall of the mounting cavity.
9. The pressure type ultrasonic testing device according to any one of claims 1 to 3, wherein: the sliding part is provided with a first positioning groove on one side facing the bottom of the installation cavity, the adjusting part is arranged on the end face inside the installation cavity and provided with a second positioning groove, and two ends of the elastic part are respectively arranged in the first positioning groove and the second positioning groove.
10. The pressure type ultrasonic detection device according to any one of claims 1 to 3, wherein the mounting portion includes:
installing a base;
the mounting cylinder is provided with a mounting hole, the first end of the mounting cylinder is detachably connected with the mounting base, and the mounting hole and the surface of the mounting base form the mounting cavity.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121556108.0U CN216012140U (en) | 2021-07-08 | 2021-07-08 | Pressure ultrasonic testing device |
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| CN202121556108.0U CN216012140U (en) | 2021-07-08 | 2021-07-08 | Pressure ultrasonic testing device |
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| CN216012140U true CN216012140U (en) | 2022-03-11 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117741205A (en) * | 2024-02-21 | 2024-03-22 | 华北电力科学研究院有限责任公司 | Ultrasonic sensor reinforcement protection device and sensor stability monitoring method |
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2021
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117741205A (en) * | 2024-02-21 | 2024-03-22 | 华北电力科学研究院有限责任公司 | Ultrasonic sensor reinforcement protection device and sensor stability monitoring method |
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