Ultrasonic teaching device

Abstract

The present invention relates to the technical field of teaching devices, and in particular to an ultrasonic teaching device, which includes a base and a support plate installed above the base, the base is equipped with a lifting drive member, the output end of the lifting drive member is connected to a mounting platform, the mounting platform is movably connected to the support plate, the lifting drive member is used to drive the support plate to move up and down, guide rods are movably penetrated at both ends of the support plate, the base is provided with an annular groove, the bottom end of the guide rod extends into the annular groove and is slidably connected to the annular groove, and a first ball is rotatably provided at the bottom end of the guide rod; an ultrasonic teaching aid is installed on the support plate. The present invention has a novel structure and a clever design, can control the display height of the ultrasonic teaching aid, adjust different display angles of the ultrasonic teaching aid, is easy to use, has strong flexibility, and reduces the difficulty of display.

Description

Technical Field

[0001] The invention relates to the technical field of teaching devices, in particular to an ultrasonic teaching device. Background Art

[0002] With the development of electronic technology, digital technology, and automatic control technology, ultrasound has been widely used in machinery manufacturing, national defense, industrial and agricultural production, medicine, petrochemical industry, transportation, biological science and other fields with its high precision, non-destructive and non-contact advantages, playing an irreplaceable and unique role. For example, in ultrasonic processing, the distance and angle detection can be carried out by using the effect of ultrasound. At present, teaching devices are often used to introduce the functions of ultrasound in teaching, but the current teaching device structure is too simple, the display device is not convenient to adjust, and the display is difficult. Summary of the invention

[0003] In view of the problems of the prior art, the present invention provides an ultrasonic teaching device with novel structure and ingenious design. The display height of the ultrasonic teaching aid can be controlled and different display angles of the ultrasonic teaching aid can be adjusted. The device is easy to use and has strong flexibility, and reduces the difficulty of display.

[0004] In order to solve the above technical problems, the present invention adopts the following technical solutions:

[0005] The present invention provides an ultrasonic teaching device, comprising a base and a support plate installed above the base, the base is equipped with a lifting drive component, the output end of the lifting drive component is connected to a mounting platform, the mounting platform is movably connected to the support plate, the lifting drive component is used to drive the support plate to move up and down, guide rods are movably penetrated at both ends of the support plate, the base is provided with an annular groove, the bottom end of the guide rod extends into the annular groove and is slidably connected to the annular groove, and a first ball is rotatably provided at the bottom end of the guide rod; an ultrasonic teaching aid is installed on the support plate.

[0006] Wherein, a limiting block is arranged on one side of the top end of the guide rod.

[0007] Wherein, a buffer rubber pad is arranged at the bottom of the limit block.

[0008] Wherein, the lifting drive component is a lifting cylinder.

[0009] Among them, a mounting groove for slidingly cooperating with the mounting platform is arranged in the middle of the bottom end of the support plate, and the mounting platform is in the shape of a cylindrical boss, and the cross section of the mounting platform is in the shape of a "convex" character.

[0010] Among them, the ultrasonic teaching aid includes an ultrasonic receiving probe, an ultrasonic transmitting probe, and a first semicircular platform and a second semicircular platform symmetrically arranged, the horizontal edge of the first semicircular platform and the horizontal edge of the second semicircular platform abut each other to form a circular platform; the first semicircular platform is provided with a first arcuate slide groove along its arcuate edge, and the second semicircular platform is provided with a second arcuate slide groove along its arcuate edge, the bottom end of the ultrasonic receiving probe is slidably connected to the first arcuate slide groove, and the bottom end of the ultrasonic transmitting probe is slidably connected to the second arcuate slide groove.

[0011] Wherein, a second ball for slidingly connecting to the first arc-shaped slide groove is arranged at the bottom end of the ultrasonic receiving probe, and a third ball for slidingly connecting to the second arc-shaped slide groove is arranged at the bottom end of the ultrasonic transmitting probe.

[0012] Wherein, a plurality of universal wheels are rotatably arranged at the bottom of the base.

[0013] Beneficial effects of the present invention:

[0014] The present invention has a novel structure and an ingenious design. The lifting drive component can drive the support plate to move up and down, thereby driving the ultrasonic teaching aid to move up and down, and can control the display height of the ultrasonic teaching aid, which is convenient for teaching in different occasions. It is easy to use, has strong flexibility, and reduces the difficulty of display. Furthermore, a guide rod is provided to improve the accuracy and stability of the support plate when it moves up and down, and the support plate is provided with a through hole for the guide rod to movably penetrate. In addition, the support plate can be rotated relative to the mounting table, and the bottom end of the guide rod can slide in the circular groove to realize the rotation of the support plate. The first ball improves the smoothness of sliding, facilitates the rotation of the support plate, and then adjusts different display angles of the ultrasonic teaching aid. It is easy to use, has strong flexibility, and reduces the difficulty of display. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of an ultrasonic teaching device of the present invention.

[0016] Figure 2 It is a structural schematic diagram of the base of the present invention.

[0017] Figure 3 It is a structural schematic diagram of the ultrasonic teaching aid of the present invention.

[0018] Figure 4 It is a schematic diagram of the structure of the ultrasonic receiving probe and the ultrasonic transmitting probe of the present invention.

[0019] exist Figures 1 to 4 Reference numerals in the drawings include:

[0020] 1—base 2—support plate 3—lifting drive

[0021] 4—Mounting platform 5—Guide rod 6—Circular groove

[0022] 7—first ball 8—ultrasonic teaching aid 9—limit block

[0023] 10—Buffer pad 11—Mounting groove 12—Ultrasonic receiving probe

[0024] 13—ultrasonic transmitting probe 14—first semicircular platform 15—second semicircular platform

[0025] 16 - first arc chute 17 - second arc chute 18 - second ball bearing

[0026] 19—third ball bearing 20—universal wheel 21—bracket. DETAILED DESCRIPTION

[0027] In order to facilitate the understanding of those skilled in the art, the present invention is further described below in conjunction with the embodiments and drawings, and the contents mentioned in the embodiments are not intended to limit the present invention. The present invention is described in detail below in conjunction with the drawings.

[0028] An ultrasonic teaching device, such as Figures 1 to 4 As shown, it includes a base 1 and a support plate 2 installed above the base 1, the base 1 is installed with a lifting drive member 3, the output end of the lifting drive member 3 is connected to a mounting platform 4, the mounting platform 4 is movably connected to the support plate 2, the lifting drive member 3 is used to drive the support plate 2 to move up and down, guide rods 5 are movably penetrated at both ends of the support plate 2, the base 1 is provided with an annular groove 6, the bottom end of the guide rod 5 extends into the annular groove 6 and is slidably connected to the annular groove 6, and the bottom end of the guide rod 5 is rotatably provided with a first ball 7; an ultrasonic teaching aid 8 is installed on the support plate 2. Specifically, the present invention has a novel structure and an ingenious design. The lifting drive member 3 can drive the support plate 2 to move up and down, thereby driving the ultrasonic teaching aid 8 to move up and down, and can control the display height of the ultrasonic teaching aid 8, which is convenient for teaching in different occasions. It is easy to use, has strong flexibility, and reduces the difficulty of display. Furthermore, a guide rod 5 is provided to improve the accuracy and stability of the support plate 2 when it moves up and down, and the support plate 2 is provided with a through hole for the guide rod 5 to movably penetrate. In addition, the support plate 2 can rotate relative to the mounting table 4, and the bottom end of the guide rod 5 can slide in the annular groove 6 to realize the rotation of the support plate 2. The first ball 7 improves the smoothness of sliding, facilitates the rotation of the support plate 2, and then adjusts the different display angles of the ultrasonic teaching aid 8. It is easy to use, has strong flexibility, and reduces the difficulty of display.

[0029] In the ultrasonic teaching device described in this embodiment, a limit block 9 is provided on one side of the top end of the guide rod 5. A buffer rubber pad 10 is provided at the bottom of the limit block 9. Specifically, the setting of the limit block 9 can limit the maximum upward movement height of the support plate 2, and the setting of the buffer rubber pad 10 can reduce the collision friction and damage between the limit block 9 and the support plate 2, and the reliability of use is strong.

[0030] In the ultrasonic teaching device described in this embodiment, the lifting drive member 3 is a lifting cylinder. Specifically, the above arrangement has a simple structure, low cost, and good stability in use effect.

[0031] In the ultrasonic teaching device described in this embodiment, a mounting groove 11 for sliding with the mounting platform 4 is provided in the middle of the bottom end of the support plate 2, and the mounting platform 4 is in the shape of a cylindrical boss, and the cross section of the mounting platform 4 is in the shape of a "convex" character. Specifically, the configuration of the mounting platform 4 and the mounting groove 11 facilitates the connection between the output end of the lifting drive member 3 and the support plate 2. In addition, since the mounting platform 4 is in the shape of a cylindrical boss, it is convenient to manually rotate the support plate 2, so as to adjust the display angle of the ultrasonic teaching aid 8 on the support plate 2, which is convenient to use; preferably, the outer peripheral wall of the mounting platform 4 is provided with a plastic pad, and the plastic pad is used to slide against the inner wall of the mounting groove 11, which not only provides friction to prevent the support plate 2 from loosening, but also can drive the support plate 2 to rotate when an external force is used, and the operation is reliable.

[0032] An ultrasonic teaching device described in this embodiment, the ultrasonic teaching aid 8 includes an ultrasonic receiving probe 12, an ultrasonic transmitting probe 13, and a first semicircular platform 14 and a second semicircular platform 15 symmetrically arranged, the horizontal edge of the first semicircular platform 14 and the horizontal edge of the second semicircular platform 15 abut against each other to form a circular platform; the first semicircular platform 14 is provided with a first arcuate slide groove 16 along its arcuate edge, and the second semicircular platform 15 is provided with a second arcuate slide groove 17 along its arcuate edge, the bottom end of the ultrasonic receiving probe 12 is slidably connected to the first arcuate slide groove 16, and the bottom end of the ultrasonic transmitting probe 13 is slidably connected to the second arcuate slide groove 17. Specifically, the above-mentioned setting can facilitate the adjustment of the positions of the ultrasonic receiving probe 12 and the ultrasonic transmitting probe 13 at any time, facilitate the detection of different ultrasonic detection angles and distances, and is easy and flexible to use; preferably, the bottom of the first semicircular platform 14 and the second semicircular platform 15 are both provided with a bracket 21, and the bracket 21 is detachably connected to the support plate 2 by screws, which facilitates the assembly and disassembly of the ultrasonic teaching aid 8; in addition, the ultrasonic teaching aid 8 can also be configured with an external display device to facilitate the display of the detection results between the ultrasonic receiving probe 12 and the ultrasonic transmitting probe 13.

[0033] In the ultrasonic teaching device described in this embodiment, the bottom end of the ultrasonic receiving probe 12 is provided with a second ball 18 for sliding connection with the first arc-shaped slide groove 16, and the bottom end of the ultrasonic transmitting probe 13 is provided with a third ball 19 for sliding connection with the second arc-shaped slide groove 17. Specifically, the second ball 18 is slidably accommodated in the first arc-shaped slide groove 16 to improve the smoothness of the sliding of the ultrasonic receiving probe 12, and the third ball 19 is slidably accommodated in the second arc-shaped slide groove 17 to improve the smoothness of the sliding of the ultrasonic transmitting probe 13.

[0034] In the ultrasonic teaching device described in this embodiment, the bottom of the base 1 is rotatably provided with a plurality of universal wheels 20. Specifically, the above arrangement facilitates the carrying and moving of the present invention, facilitates the transfer of the present invention, and is convenient for use.

[0035] The ultrasonic teaching device described in this embodiment also includes a multi-stage amplifier circuit, a detection circuit, a DA output circuit, a controller and a display. The echo signal received by the ultrasonic receiving probe 12 is received by the input end of the multi-stage amplifier circuit, amplified by the multi-stage amplifier circuit, input into the detection circuit, filtered and maintained by the detection circuit, and then flows to the detection end of the controller; the controller processes the received echo signal and feeds it back to the display, and displays it on the display for observation, with novel structure and easy use; wherein the controller can be a single-chip microcomputer controller, and the multi-stage amplifier circuit, detection circuit, DA output circuit and display are all existing technologies and will not be repeated here.

[0036] The above description is only a preferred embodiment of the present invention and does not limit the present invention in any form. Although the present invention is disclosed as a preferred embodiment as above, it is not used to limit the present invention. Any technician familiar with the profession can make some changes or modifications to equivalent embodiments of equivalent changes by using the technical contents disclosed above without departing from the scope of the technical solution of the present invention. However, any simple modification, equivalent changes and modifications made to the above embodiments according to the technology of the present invention are within the scope of the technical solution of the present invention without departing from the content of the technical solution of the present invention.

Claims

1. An ultrasonic teaching device, characterized in that: The invention comprises a base and a support plate installed above the base, wherein a lifting driving member is installed on the base, an output end of the lifting driving member is connected with a mounting platform, the mounting platform is movably connected with the support plate, the lifting driving member is used to drive the support plate to move up and down, guide rods are movably penetrated at both ends of the support plate, the base is provided with an annular groove, the bottom end of the guide rod extends into the annular groove and is slidably connected with the annular groove, and a first ball is rotatably provided at the bottom end of the guide rod; an ultrasonic teaching aid is installed on the support plate; A mounting groove for slidingly cooperating with the mounting platform is provided in the middle of the bottom end of the support plate. The mounting platform is in the shape of a cylindrical boss, and the cross section of the mounting platform is in the shape of a "convex" character; The ultrasonic teaching aid comprises an ultrasonic receiving probe, an ultrasonic transmitting probe, and a first semicircular platform and a second semicircular platform which are symmetrically arranged, wherein the horizontal edge of the first semicircular platform and the horizontal edge of the second semicircular platform abut against each other to form a circular platform; the first semicircular platform is provided with a first arcuate chute along its arcuate edge, and the second semicircular platform is provided with a second arcuate chute along its arcuate edge, the bottom end of the ultrasonic receiving probe is slidably connected to the first arcuate chute, and the bottom end of the ultrasonic transmitting probe is slidably connected to the second arcuate chute; The bottom end of the ultrasonic receiving probe is provided with a second ball for slidingly connecting with the first arc-shaped sliding groove, and the bottom end of the ultrasonic transmitting probe is provided with a third ball for slidingly connecting with the second arc-shaped sliding groove.

2. An ultrasonic teaching device according to claim 1, characterized in that: A limiting block is arranged on one side of the top end of the guide rod.

3. An ultrasonic teaching device according to claim 2, characterized in that: A buffer rubber pad is arranged at the bottom of the limiting block.

4. An ultrasonic teaching device according to claim 1, characterized in that: The lifting drive member is a lifting cylinder.

5. The ultrasonic teaching device according to claim 1, characterized in that: The bottom of the base is rotatably provided with a plurality of universal wheels.

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