CN214847355U

CN214847355U - Multifunctional device for electronic circuit experiment

Info

Publication number: CN214847355U
Application number: CN202120294055.3U
Authority: CN
Inventors: 周雪娇
Original assignee: Zhejiang Wanli University
Current assignee: Zhejiang Wanli University
Priority date: 2021-02-02
Filing date: 2021-02-02
Publication date: 2021-11-23
Anticipated expiration: 2031-02-02

Abstract

The utility model discloses a multi-functional device for electronic circuit experiments, including the circuit box, the recess has been seted up to the circuit box upper wall, recess horizontal installation has the circuit board, circuit box both sides symmetry is perpendicular to be rotated and is installed first threaded rod, every fixed worm wheel, every of having cup jointed in first threaded rod bottom one end screw thread that deviates from the worm wheel cup joints with the slider, two fixedly connected with bracing piece between the slider, the slider is articulated with the circuit board, worm wheel threaded connection has the worm, the worm is kept away from the fixed first bevel gear that has cup jointed of one end of worm wheel, first bevel gear passes through adjusting device control and rotates. The utility model discloses, make the rotation of worm wheel, worm, first threaded rod and slider isotructure through rotating adjusting device to drive and slider articulated circuit board motion, realize the slope of circuit board angle, can satisfy every angle according to user's demand.

Description

Multifunctional device for electronic circuit experiment

Technical Field

The utility model relates to a relevant technical field in laboratory especially relates to a multi-functional device is used in electronic circuit experiment.

Background

Electronic circuit means a circuit consisting of electronic components and associated radio elements. Including circuits for amplification, oscillation, rectification, detection, modulation, frequency conversion, waveform conversion, and the like, as well as various control circuits. The electronic circuit testing device is widely applied to various electronic devices, and needs to test the electronic circuit in courses of high school students, so that the practice opportunities of the students are increased.

When a user uses the electronic circuit experiment box body in an electronic circuit laboratory, the inclination angle of the circuit board can not be adjusted, so that the user has certain error in observing experimental data and recording data due to the fact that the user cannot adjust the inclination angle of the circuit board according to the actual demands of different users.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is to solve the shortcoming that exists among the prior art, if: because the inclination angle of its circuit board can't be adjusted to there is not the actual demand according to different users, leads to the user to observing experimental data and record data and has certain error nature.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a multi-functional device for electronic circuit experiments, includes the circuit box, the recess has been seted up to the circuit box upper wall, recess horizontal installation has the circuit board, circuit box both sides symmetry is perpendicular to rotate and is installed first threaded rod, every the fixed worm wheel that has cup jointed in first threaded rod bottom, every one end screw thread that first threaded rod deviates from the worm wheel cup joints with the slider, two fixedly connected with bracing piece between the slider, the slider is articulated with the circuit board, worm wheel threaded connection has the worm, the worm is kept away from the one end fixed cup joint of worm wheel and is had first bevel gear, first bevel gear passes through adjusting device control and rotates.

Preferably, the adjusting device comprises an adjusting wheel, a second threaded rod and a second bevel gear, the adjusting wheel is fixedly connected to one end of the second threaded rod, the second bevel gear is fixedly connected to the other end of the second threaded rod in a sleeved mode, and the second bevel gear is connected with the first bevel gear in a meshed mode.

Preferably, the circuit box is symmetrically provided with working plates at two sides, each working plate is connected with the circuit box through a hinge, and the supporting devices are symmetrically arranged at two sides of the bottom wall of each working plate.

Preferably, every strutting arrangement includes annular pole and spring, the ring channel has been seted up in the both sides wall of circuit box, spring one end fixed connection is inside the ring channel, spring other end fixed connection is on annular pole, the one end fixed connection that annular pole deviates from the spring is on the diapire of working plate.

Preferably, the bottom wall of one end of the working plate, which is away from the hinge, is fixedly provided with a first magnet, the bottoms of the two side walls of the circuit box are fixedly provided with a second magnet, and the magnetic poles of one side, which are close to each other, of the first magnet and the second magnet are opposite.

Preferably, a ball is embedded in one corner of the intersection of the side wall of one end of the circuit board, which is far away from the sliding block, and the bottom wall in a rolling manner, a limiting groove is formed in the groove, and the ball is in rolling contact with the wall of the limiting groove.

Compared with the prior art, the beneficial effects of the utility model are that:

1. make the rotation of structures such as worm wheel, worm and slider through rotating adjusting device to drive and the articulated circuit board motion of slider, realize the slope of circuit board angle, can satisfy every angle according to user's demand, thereby improve the accuracy to experimental result observed data.

2. The working plates on the two sides of the circuit box can be attached to the side wall of the circuit box under the action of the magnets, and the working plates are separated from magnetic adsorption when needed, so that the working plates can be on the same horizontal plane with the circuit box by means of the supporting device, the practicability of the experiment is improved, namely, a user can operate on the working plates, and the experiment equipment does not need to be moved to a workbench, so that the experiment equipment is convenient to use.

Drawings

Fig. 1 is a schematic side view of a multifunctional device for electronic circuit experiments according to the present invention;

fig. 2 is a schematic top view of the multifunctional device for electronic circuit experiment according to the present invention;

fig. 3 is a schematic front view of the multifunctional device for electronic circuit experiments according to the present invention;

FIG. 4 is a schematic view of a portion of the enlarged structure of A in FIG. 1;

FIG. 5 is a schematic view of a portion B of FIG. 2;

fig. 6 is a partially enlarged structural diagram of C in fig. 3.

In the figure: the circuit board comprises a circuit box 1, a groove 2, a circuit board 3, a first threaded rod 4, a worm wheel 5, a sliding block 6, a supporting rod 7, a worm 8, a first bevel gear 9, an adjusting wheel 10, a second threaded rod 11, a second bevel gear 12, a working plate 13, a ring rod 14, a spring 15, a first magnet 16 and a second magnet 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the present invention, the terms "upper", "lower", "left", "right", "middle" and "one" are used for clarity of description, but not for limiting the range of the present invention, and the relative relationship changes or adjustments without substantial technical changes should be regarded as the scope of the present invention.

Referring to fig. 1-6, a multifunctional device for electronic circuit experiments, comprising a circuit box 1, a groove 2 is provided on the upper wall of the circuit box 1, a circuit board 3 is horizontally installed on the groove 2, first threaded rods 4 are symmetrically and vertically installed on two sides of the circuit box 1 in a rotating manner, a worm wheel 5 is fixedly sleeved at the bottom of each first threaded rod 4, one end of each first threaded rod 4, which is far away from the worm wheel 5, is in threaded sleeve connection with a sliding block 6, a ball is embedded at one corner of the intersection of the side wall and the bottom wall of one end of the circuit board 3, which is far away from the sliding block 6, a limit groove is provided in the groove 2, the ball is in rolling contact with the wall of the limit groove, the ball is used for reducing the friction between the bottom wall and the inner wall of the groove 2 of the circuit board 3, thereby avoiding the abrasion of the circuit board 3 when sliding, a support rod 7 is fixedly connected between the two sliding blocks 6 for balancing the stability of the two sliding blocks 6 and playing a limit role for the sliding block 6, therefore, the sliding block 6 only can move up and down on the first threaded rod 4, the sliding block 6 is hinged with the circuit board 3, the worm wheel 5 is in threaded connection with the worm 8, one end, far away from the worm wheel 5, of the worm 8 is fixedly sleeved with the first bevel gear 9, the first bevel gear 9 is controlled to rotate through the adjusting device, the adjusting device comprises an adjusting wheel 10, the second threaded rod 11 and the second bevel gear 12, the adjusting wheel 10 is fixedly connected to one end of the second threaded rod 11, the second bevel gear 12 is fixedly sleeved at the other end of the second threaded rod 11, the second bevel gear 12 is in meshed connection with the first bevel gear 9, the second threaded rod 11 fixedly connected with the adjusting wheel 10 rotates along with the adjusting wheel, the second bevel gear 12 fixedly sleeved on the second threaded rod 11 also rotates along with the adjusting wheel, and finally the first bevel gear 9 meshed and connected with the second bevel gear 12 is driven to rotate.

Working plates 13 are symmetrically arranged on two sides of the circuit box 1, each working plate 13 is connected with the circuit box 1 through a hinge, supporting devices are symmetrically arranged on two sides of the bottom wall of each working plate 13, each supporting device comprises an annular rod 14 and a spring 15, annular grooves are formed in two side walls of the circuit box 1, one end of each spring 15 is fixedly connected inside each annular groove, the other end of each spring 15 is fixedly connected onto each annular rod 14, one end of each annular rod 14, which is far away from each spring 15, is fixedly connected onto the bottom wall of the working plate 13, a first magnet 16 is fixedly arranged on the bottom wall of one end, which is far away from the hinge, of the working plate 13, second magnets 17 are fixedly arranged at the bottoms of two side walls of the circuit box 1, the magnetic poles of the first magnet 16 and the second magnets 17, which are close to each other, are opposite, the working plates 13 are mainly used for providing auxiliary tools for a user to record experimental data, and when the user needs to lift up the working plates 13, the magnetism between the first magnets 16 and the second magnets 17 needs to be cut off, meanwhile, the whole working plate 13 is supported by the supporting device between the lower wall of the working plate 13 and the side wall of the circuit box 1, the working plate 13 is more smoothly lifted and better supporting effect is achieved by the connection of the hinges, the opening and closing of the working plate 13 mainly lean against the working principle that the first magnet 16 and the second magnet 17 are opposite in attraction, and the attraction is larger than the elastic force of the spring 15 in the supporting device.

The utility model discloses in, when the user used the device, through rotating adjusting device, make first bevel gear 9's rotation, thereby drive the rotation of worm 8, then worm wheel 5 who is connected with the meshing of worm 8 also rotates thereupon, drive the rotation of first threaded rod 4 at last, because slider 6 is threaded connection on first threaded rod 4, and there is bracing piece 7 to make slider 6 reciprocate at first threaded rod 4 between two sliders 6, thereby drive the motion with slider 6 articulated circuit board 3, the slope of circuit board 3 angle has been realized.

Meanwhile, when the working plate 13 is required, the magnetism between the first magnet 16 and the second magnet 17 is cut off, and meanwhile, the whole working plate 13 can be supported by the supporting device between the lower wall of the working plate 13 and the side wall of the circuit box 1, so that a user can operate on the surface of the working plate and record experiment data and the like, and thus, multifunctional experimental equipment is formed.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A multifunctional device for electronic circuit experiments comprises a circuit box (1) and is characterized in that, a groove (2) is formed in the upper wall of the circuit box (1), a circuit board (3) is horizontally arranged in the groove (2), first threaded rods (4) are symmetrically and vertically rotatably arranged on two sides of the circuit box (1), a worm wheel (5) is fixedly sleeved at the bottom of each first threaded rod (4), one end of each first threaded rod (4) departing from the worm wheel (5) is in threaded sleeve connection with a sliding block (6), a supporting rod (7) is fixedly connected between the two sliding blocks (6), the slide block (6) is hinged with the circuit board (3), the worm wheel (5) is in threaded connection with a worm (8), one end of the worm (8) far away from the worm wheel (5) is fixedly sleeved with a first bevel gear (9), and the first bevel gear (9) is controlled to rotate through an adjusting device.

2. The multifunctional device for electronic circuit experiments according to claim 1, wherein the adjusting device comprises an adjusting wheel (10), a second threaded rod (11) and a second bevel gear (12), the adjusting wheel (10) is fixedly connected to one end of the second threaded rod (11), the second bevel gear (12) is fixedly sleeved on the other end of the second threaded rod (11), and the second bevel gear (12) is engaged with the first bevel gear (9).

3. The multifunctional device for electronic circuit experiments as claimed in claim 1, wherein the circuit box (1) is symmetrically provided with working plates (13) at two sides, each working plate (13) is connected with the circuit box (1) through a hinge, and the bottom wall of each working plate (13) is symmetrically provided with supporting devices at two sides.

4. The multifunctional device for electronic circuit experiments according to claim 3, wherein each of the supporting devices comprises an annular rod (14) and a spring (15), two side walls of the circuit box (1) are provided with annular grooves, one end of the spring (15) is fixedly connected inside the annular groove, the other end of the spring (15) is fixedly connected to the annular rod (14), and the end of the annular rod (14) departing from the spring (15) is fixedly connected to the bottom wall of the working plate (13).

5. The multifunctional device for electronic circuit experiments according to claim 3, wherein a first magnet (16) is fixedly installed on the bottom wall of one end of the working plate (13) away from the hinge, a second magnet (17) is fixedly installed at the bottom of the two side walls of the circuit box (1), and the magnetic poles of the side where the first magnet (16) and the second magnet (17) are close to each other are opposite.

6. The multifunctional device for electronic circuit experiments according to claim 1, wherein a ball is embedded in a corner of the intersection of the bottom wall and a side wall of one end of the circuit board (3) far away from the slider (6), a limiting groove is formed in the groove (2), and the ball is in rolling contact with a groove wall of the limiting groove.