CN212179840U - Ultrasonic thickness gauge - Google Patents
Ultrasonic thickness gauge Download PDFInfo
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- CN212179840U CN212179840U CN202021192284.6U CN202021192284U CN212179840U CN 212179840 U CN212179840 U CN 212179840U CN 202021192284 U CN202021192284 U CN 202021192284U CN 212179840 U CN212179840 U CN 212179840U
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Abstract
The application relates to an ultrasonic thickness gauge, which comprises a thickness gauge body, a transmitting socket arranged on the top surface of the thickness gauge body, a receiving socket arranged on the top surface of the thickness gauge body, two connecting wires which are respectively detachably connected with the transmitting socket and the receiving socket, an ultrasonic probe of which the output/input end is connected with the connecting wires, a supporting rod which is vertically arranged on the side surface of the ultrasonic probe along the circumferential direction, a protective cover body which is sleeved on the ultrasonic probe and of which the inner side surface is connected with one end of the supporting rod in a sliding way, and an elastic piece which is arranged on the inner top surface of the protective cover body; the top of the ultrasonic probe extends out of the top surface of the protective cover body and is connected with a connecting wire; the other end of the elastic piece is perpendicular to the axial direction of the supporting rod and is connected with the side face of the supporting rod. The application relates to the field of detection equipment, which can prevent the ultrasonic probe from falling and damaging due to wage error of detection personnel.
Description
Technical Field
The application relates to the field of detection equipment, in particular to an ultrasonic thickness gauge.
Background
At present, an ultrasonic thickness gauge is used as main detection equipment for measuring thickness in the fields of pipelines, plates and the like, the thickness of the ultrasonic thickness gauge is measured according to the ultrasonic pulse reflection principle, when ultrasonic waves reach a material interface through a measured object, pulses are transmitted back to a probe, and the time of the ultrasonic waves propagating in the measured object is accurately measured through an ultrasonic thickness gauge main body to determine the thickness of the measured material.
The commonly used ultrasonic thickness gauge mainly comprises an ultrasonic thickness gauge main body, a transmitting socket and a receiving socket which are arranged on the top surface of the ultrasonic thickness gauge main body, an ultrasonic probe which is electrically connected with the transmitting socket and the receiving socket through wires, and the like. When the ultrasonic thickness gauge is used, a tester holds the ultrasonic thickness gauge main body with one hand and holds the ultrasonic probe with the other hand for testing. In the detection process, the detection personnel may fall off the ultrasonic probe due to working errors, so that the ultrasonic probe is damaged.
In view of the above-mentioned related art, the inventors consider that there is a drawback that the ultrasonic probe is easily damaged when it is inadvertently dropped.
SUMMERY OF THE UTILITY MODEL
In order to prevent to lead to the ultrasonic probe to fall to take place to damage because of measurement personnel wage error, this application provides an ultrasonic thickness gauge.
The application provides a pair of ultrasonic thickness gauge adopts following technical scheme:
an ultrasonic thickness gauge comprises a thickness gauge body, a transmitting socket arranged on the top surface of the thickness gauge body, a receiving socket arranged on the top surface of the thickness gauge body, two connecting wires detachably connected with the transmitting socket and the receiving socket respectively, an ultrasonic probe with an output/input end connected with the connecting wires, a supporting rod vertically arranged on the side surface of the ultrasonic probe along the circumferential direction, a protective cover body sleeved on the ultrasonic probe and with an inner side surface connected with one end of the supporting rod in a sliding manner, and an elastic piece arranged on the inner top surface of the protective cover body;
the top of the ultrasonic probe extends out of the top surface of the protective cover body and is connected with a connecting wire;
the other end of the elastic piece is perpendicular to the axial direction of the supporting rod and is connected with the side face of the supporting rod.
Through adopting above-mentioned technical scheme, when the measurement personnel used ultrasonic thickness gauge or equipment ultrasonic thickness gauge, held the thickness gauge body on one hand, the other hand supported the protecting shield body on waiting to measure on the surface, then removed ultrasonic probe to the direction that is close to the object surface that awaits measuring for elastic deformation takes place for the elastic component, supports the surface at the object that awaits measuring up ultrasonic probe's head. When the ultrasonic probe is not used, the head of the ultrasonic probe is retracted into the protective cover body when the elastic piece is restored to the original state, and the ultrasonic probe can be prevented from being damaged when falling.
Preferably, the thickness gauge further comprises a clamping plate arranged on one side surface of the thickness gauge body and used for placing the protective cover body.
Through adopting above-mentioned technical scheme, the cardboard can be used for placing the protecting cover body, and when the measurement personnel was thick measured in succession, the removal in-process can place ultrasonic probe and protecting cover body on the cardboard. The ultrasonic probe can be prevented from being damaged when the ultrasonic probe and the protective cover body touch other objects during the swinging of the connecting line in the moving process of the detection personnel.
Preferably, the protective cover body comprises a cylindrical cover connected with the ultrasonic probe in a sliding manner and a conical cover fixedly connected with the bottom edge of the cylindrical cover;
the inner side surface of the cylindrical cover is abutted against the end part of the support rod;
the diameter of the bottom end of the conical cover is larger than that of the top end of the conical cover.
Through adopting above-mentioned technical scheme, the conical cover of the protecting cover body can be with the internal space increase of ultrasonic probe at the protecting cover, and then makes its jam-proof effect better, can improve the accuracy of testing result.
Preferably, a sliding groove which is abutted against the end part of the supporting rod is arranged on the inner side surface of the cylindrical cover along the axis direction.
Through adopting above-mentioned technical scheme, the one end of branch can only remove in the spout, and the spout has played spacing effect to branch. The ultrasonic probe can be prevented from rotating when moving to an object to be detected, and the detection is not influenced.
Preferably, the bottom edge of the conical cover is also provided with an annular folded edge of which the axis is collinear with the axis of the cylinder cover, and the annular folded edge is provided with a rubber bottom cover.
Through adopting above-mentioned technical scheme, the setting of rubber bottom can make the probe be in the confined state, provides the protection for ultrasonic probe, can also prevent when not using that the dust from getting into and adhering to on ultrasonic probe.
Preferably, the rubber bottom cover is in threaded connection with the outer side face of the annular folded edge.
Through adopting above-mentioned technical scheme, rubber bottom and the lateral surface threaded connection of annular hem make things convenient for the dismantlement of rubber bottom.
Preferably, the outer surface of the rubber bottom cover is provided with a hanging rope, one end of the hanging rope is provided with a hook, and the outer side surface of the annular folded edge is provided with a hanging ring matched with the hook.
Through adopting above-mentioned technical scheme, the one end of hanging the rope has set up the couple, and the accessible couple is hung on the link after unscrewing the rubber bottom, can prevent that the rubber bottom from losing.
Preferably, the elastic member is a spring.
Through adopting above-mentioned technical scheme, the spring is more durable than in other elastic object, and is not fragile, and the structure of spiral is more stable.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when a detector walks and assembles the ultrasonic thickness gauge, the head of the ultrasonic probe is positioned in the protective cover body, and the ultrasonic probe is pressed out when the ultrasonic thickness gauge is used, so that the ultrasonic probe can be prevented from being damaged when falling;
2. the arrangement of the rubber bottom cover can enable the probe to be in a closed state, protect the ultrasonic probe and prevent dust from entering and adhering to the ultrasonic probe when the ultrasonic probe is not used.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.
Fig. 2 is a schematic view of the structure of the elastic member and the strut for the purpose of the embodiment of the present application.
Description of reference numerals: 11. the thickness gauge comprises a thickness gauge body, 12, a transmitting socket, 13, a receiving socket, 14, a connecting wire, 21, an ultrasonic probe, 22, a support rod, 31, a protective cover body, 41, an elastic piece, 111, a clamping plate, 311, a cylindrical cover, 312, a conical cover, 313, a sliding groove, 314, an annular folding edge, 315, a rubber bottom cover, 316, a hanging rope, 317, a hook, 318 and a hanging ring.
Detailed Description
The present application will be described in further detail below with reference to the accompanying drawings.
The embodiment of the application discloses ultrasonic thickness gauge. Referring to fig. 1 and 2, the thickness gauge includes a thickness gauge body 11, a transmitting socket 12, a receiving socket 13, a connecting wire 14, an ultrasonic probe 21, a supporting rod 22, a protective cover 31, and an elastic member 41. Wherein, the transmission socket 12 sets up on the top surface of calibrator body 11, and the receiving socket 13 sets up on the top surface of calibrator body 11, and two connecting wires 14 can dismantle with transmission socket 12 and receiving socket 13 respectively and be connected, and the output/input end and the connecting wire 14 of ultrasonic probe 21 are connected, and branch 22 sets up on the side of ultrasonic probe 21 perpendicularly along circumference, and the protecting shield body 31 then overlaps on ultrasonic probe 21, and elastic component 41 sets up on the interior top surface of protecting shield body 31.
The thickness gauge body 11 mainly comprises a shell, a thickness gauge host installed in the shell, a display liquid crystal screen embedded on the shell and a keyboard installed on the shell and used for operating, and in the using process, the sound velocity needs to be set by the keyboard according to a measured material. In addition, still set up cardboard 111 on the shell of calibrator body 11, cardboard 111 is the arc cardboard for protective housing 31 and ultrasonic probe 21 pass and place on cardboard 111 together.
The transmitting socket 12 extends out of the shell, can be connected with the shell in a threaded mode, and is connected with the thickness gauge main machine through a lead. High-voltage shock waves generated by a transmitting circuit in the thickness gauge host are transmitted through the transmitting socket 12 and the connecting wire 14, the ultrasonic probe 21 is excited to generate ultrasonic transmitting pulse waves, the pulse waves are transmitted through the medium interface, return to the receiving socket 13 through the ultrasonic probe 21 and the connecting wire 14, and are input into the thickness gauge host from the receiving socket 13 to generate a detection result.
The receiving sockets 13 are spaced apart on the housing of the thickness gauge body 11, and the connection with the housing may be a threaded connection. One end of the ultrasonic probe extends out of the shell of the thickness gauge body 11 and is connected with the output end of the ultrasonic probe 21 through a connecting wire 14.
The connecting wires 14 may be cable wires, wherein two ends of one connecting wire 14 are respectively connected to the transmitting socket 12 and the input end of the ultrasonic probe 21, and two ends of the other connecting wire 14 are respectively connected to the receiving socket 13 and the input end of the ultrasonic probe 21.
The ultrasonic probe 21 can adopt an N05 type standard probe or an N07 type micropore probe, and the ultrasonic probe 21 mainly comprises a cylindrical shell, a damping block arranged in the cylindrical shell, a wedge arranged in the cylindrical shell, a piezoelectric wafer fixedly connected with the wedge and a sound absorption material arranged in the shell. When the ultrasonic probe 21 is used, the head of the ultrasonic probe is abutted against the surface of an object to be measured.
Referring to fig. 2, one end of the strut 22 is fixedly connected to the outer side surface of the ultrasonic probe 21 by welding, and the other end of the strut 22 abuts against the inner side surface of the protective cover 31. In the embodiment of the present application, the number of the struts 22 is 3, and the axial direction thereof is perpendicular to the axis of the ultrasonic probe 21.
Referring to fig. 1 and 2, the protective cover 31 is fitted over the ultrasonic probe 21, and one end of the ultrasonic probe 21 extends from the top of the protective cover 31. A cylindrical cover 311 connected with the ultrasonic probe in a sliding way and a conical cover 312 fixedly connected with the bottom edge of the cylindrical cover 311 of the protective cover body 31. The inner side surface of the cylindrical cover 311 is abutted against the end of the support rod 22, and the bottom diameter of the conical cover 312 is larger than the top diameter of the conical cover 312. It will be appreciated that the top end of the cylindrical cap 311 and the top end of the conical cap 312 are of the same diameter, and therefore the connection may be by welding.
The inner side surface of the cylindrical cover 311 is provided with a slide groove 313 which abuts against an end of the strut 22 in the axial direction, and one end of the strut 22 abuts against the slide groove 313 and is movable only along the slide groove 313 but not transversely in the longitudinal direction perpendicular to the slide groove 313.
In addition, the bottom edge of the conical cover 312 is also provided with an annular flange 314 with the axis collinear with the axis of the cylindrical cover 311, the annular flange 314 and the conical cover 312 can be connected in a welding mode, and the outer side surface of the conical cover is also provided with a hanging ring 318. Which encloses a cylindrical barrel. Further, a rubber bottom cover 315 is provided on the annular flange 314. The rubber bottom cover 315 is connected to the annular flange 314 by a screw, so as to form a closed space with the protective cover 31 to protect the ultrasonic probe 21 therein.
Moreover, the outer surface of the rubber bottom cover 315 is further provided with a hanging rope 316, one end of the hanging rope 316 can be connected with the rubber bottom cover 315 in an adhesive manner, correspondingly, the other end of the hanging rope 316 is provided with a hook 317, and the hanging rope 316 is fixedly connected with the hook 317 in a winding manner. The hook 317 can be hung on the hanging ring 318, so that the rubber bottom cover 315 is prevented from being twisted off and placed elsewhere and lost.
One end of the elastic member 41 may be fixedly connected to the inner top surface of the protective cover 31 by welding, and the other end may also be fixedly connected to the supporting rod 22 by welding, specifically, the elastic member 41 is a spring. During detection, the supporting rod 22 moves along with the movement of the ultrasonic probe 21, and then the elastic member 41 is driven to be stretched, and after the ultrasonic probe 21 is used, the ultrasonic probe 21 is pulled back into the protective cover 31 under the action of the spring.
The implementation principle of the ultrasonic thickness gauge of the embodiment of the application is as follows:
when the ultrasonic thickness gauge is assembled and connected and then used for detection, a detector firstly unscrews the rubber bottom cover 315 on the protective cover body 31, then supports the annular folded edge 314 on the surface of the object to be detected, and then moves the ultrasonic probe 21 towards the direction close to the surface of the object to be detected, at the moment, the ultrasonic probe 21 drives the supporting rod 22 to move together until the head of the ultrasonic probe 21 supports the surface of the object to be detected, so that detection can be started.
After the detection is completed, the ultrasonic probe 21 is released, and will return to the original position under the pulling of the elastic member 41, and is protected by the protective cover 31. Damage to the ultrasonic probe 21 when it is dropped can be avoided.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides an ultrasonic thickness gauge, includes thickness gauge body (11), establishes transmission socket (12) on thickness gauge body (11) top surface, establishes receiving socket (13) and two connecting wire (14) that can dismantle the connection with transmission socket (12) and receiving socket (13) respectively on thickness gauge body (11) top surface, its characterized in that: the ultrasonic probe is characterized by also comprising an ultrasonic probe (21) of which the output/input end is connected with the connecting wire (14), a support rod (22) vertically arranged on the side surface of the ultrasonic probe (21) along the circumferential direction, a protective cover body (31) which is sleeved on the ultrasonic probe (21) and of which the inner side surface is connected with one end of the support rod (22) in a sliding way, and an elastic piece (41) arranged on the inner top surface of the protective cover body (31);
the top of the ultrasonic probe (21) extends out of the top surface of the protective cover body (31) and is connected with a connecting wire (14);
the other end of the elastic piece (41) is perpendicular to the axial direction of the support rod (22) and is connected with the side surface of the support rod (22).
2. An ultrasonic thickness gauge according to claim 1, wherein: the thickness gauge further comprises a clamping plate (111) arranged on one side face of the thickness gauge body (11) and used for placing the protective cover body (31).
3. An ultrasonic thickness gauge according to claim 1, wherein: the protective cover body (31) comprises a cylindrical cover (311) connected with the ultrasonic probe in a sliding manner and a conical cover (312) fixedly connected with the bottom edge of the cylindrical cover (311);
the inner side surface of the cylindrical cover (311) is abutted against the end part of the support rod (22);
the diameter of the bottom end of the conical cover (312) is larger than that of the top end of the conical cover (312).
4. An ultrasonic thickness gauge according to claim 3, wherein: and a sliding groove (313) which is abutted against the end part of the support rod (22) is arranged on the inner side surface of the cylindrical cover (311) along the axis direction.
5. An ultrasonic thickness gauge according to claim 3, wherein: the bottom edge of the conical cover (312) is also provided with an annular folding edge (314) with the axis collinear with the axis of the cylinder cover (311), and a rubber bottom cover (315) is arranged on the annular folding edge (314).
6. An ultrasonic thickness gauge according to claim 5, wherein: the rubber bottom cover (315) is in threaded connection with the outer side face of the annular folding edge (314).
7. An ultrasonic thickness gauge according to claim 5, wherein: a hanging rope (316) is arranged on the outer surface of the rubber bottom cover (315), a hook (317) is arranged at one end of the hanging rope (316), and a hanging ring (318) matched with the hook (317) is arranged on the outer side surface of the annular folding edge (314).
8. An ultrasonic thickness gauge according to claim 1, wherein: the elastic piece (41) is a spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021192284.6U CN212179840U (en) | 2020-06-24 | 2020-06-24 | Ultrasonic thickness gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021192284.6U CN212179840U (en) | 2020-06-24 | 2020-06-24 | Ultrasonic thickness gauge |
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| Publication Number | Publication Date |
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| CN212179840U true CN212179840U (en) | 2020-12-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021192284.6U Active CN212179840U (en) | 2020-06-24 | 2020-06-24 | Ultrasonic thickness gauge |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113558666A (en) * | 2021-07-28 | 2021-10-29 | 深圳卫康明科技有限公司 | Fetal heart Doppler detection device |
| CN117889753A (en) * | 2024-03-14 | 2024-04-16 | 德州硕达公路工程有限公司 | Bridge crack measuring device for bridge engineering |
-
2020
- 2020-06-24 CN CN202021192284.6U patent/CN212179840U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113558666A (en) * | 2021-07-28 | 2021-10-29 | 深圳卫康明科技有限公司 | Fetal heart Doppler detection device |
| CN113558666B (en) * | 2021-07-28 | 2023-08-08 | 深圳卫康明科技有限公司 | Fetal heart Doppler detection device |
| CN117889753A (en) * | 2024-03-14 | 2024-04-16 | 德州硕达公路工程有限公司 | Bridge crack measuring device for bridge engineering |
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