CN210429005U

CN210429005U - Electromechanical engineering circuit presentation device

Info

Publication number: CN210429005U
Application number: CN201921051177.9U
Authority: CN
Inventors: 孙刚
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-08
Filing date: 2019-07-08
Publication date: 2020-04-28
Anticipated expiration: 2029-07-08

Abstract

The utility model discloses an electromechanical engineering circuit presentation device, include the base, install support column, demonstration dish and electrical components at the base top, the top of support column is rotated through the pivot and is connected with the gear wheel that is fan-shaped structure, the side end face mid-mounting of support column has the crank, and the output shaft of crank runs through the support column and extend to the opposite side of support column, the outer terminal surface of output shaft of crank is located the pinion that the below fixedly connected with cooperation gear wheel of gear wheel used, the fan-shaped limit top fixedly connected with connecting plate of gear wheel. The utility model discloses in, at first, through the sliding fit of adjacent conductive module inner groovy and concave piece, accomplish the installation of circuit, replace the electric wire through the conducting strip, the installation is dismantled conveniently and is avoided the electric wire winding problem, secondly, rotates the rotation that the pinion drove the gear wheel through the crank for the demonstration dish takes place the angle change, accomplishes the angle modulation function of device.

Description

Electromechanical engineering circuit presentation device

Technical Field

The utility model relates to a teaching aid technical field especially relates to an electromechanical engineering circuit presentation device.

Background

The students can intuitively and vividly understand various instruments used by the teaching contents and the general names of the tools used by the teachers during teaching. The teaching aid is short for, can improve the learning interest of students, enrich perceptual knowledge, help to form clear concepts, and develop the observation ability and thinking ability of students. Generally, the teaching aid is classified into a common teaching aid, a special teaching aid and an infant teaching aid 3.

However, the existing electromechanical engineering circuit demonstration device still has the defects that: traditional electromechanical engineering circuit presentation device adopts the mode that electric wire and electrical components link to each other mostly, and the electric wire easily takes place the winding, and the installation between electric wire and electrical components and dismantle troublesome to most circuit presentation device do not possess the function of angle modulation, during the teaching, the rear student of being not convenient for watch.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the electromechanical engineering circuit demonstration device is provided for solving the problems that electric wires are troublesome to wind, mount and dismount and do not have an angle adjusting function.

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

the utility model provides an electromechanical engineering circuit presentation device, includes the base, installs support column, demonstration dish and electrical components at the base top, the top of support column is rotated through the pivot and is connected with the gear wheel that is fan-shaped structure, the side end face mid-mounting of support column has the crank, and the output shaft of crank runs through the support column and extend to the opposite side of support column, the outer terminal surface of output shaft of crank is located the pinion that the below fixedly connected with cooperation gear wheel of gear wheel used, fan-shaped limit top fixedly connected with connecting plate of gear wheel, the preceding terminal surface fixedly connected with demonstration dish of connecting plate, the inside of demonstration dish is provided with disc magnet, the preceding terminal surface of demonstration dish passes through module magnet and conductive module's bottom fixed connection.

As a further description of the above technical solution:

the conductive module is of a square structure with a depression cross section, the four corners of the conductive module are located at the same diagonal corners and are respectively provided with an inner concave block and an inner concave groove which are matched to use, and the inner part of the inner concave groove and the outer end face of the inner concave block are respectively provided with a conductive sheet.

As a further description of the above technical solution:

and an electrical element is installed at the top of the conductive module, and the output end of the electrical element is fixedly connected with the conductive sheet at the same side through a conductive connecting sheet.

As a further description of the above technical solution:

the two groups of conducting strips arranged in the inner groove are connected with an electrical element in series through a conducting connecting sheet, the conducting strips arranged on the outer end faces of the two groups of inner concave blocks are connected with the electrical element in series through the conducting connecting sheet, and the conducting strips arranged in the inner groove are connected with the conducting strips arranged on the outer end faces of the inner concave blocks in series through the conducting connecting sheet.

As a further description of the above technical solution:

the two ends of one side of the big gear close to the small gear are both vertically provided with baffles.

As a further description of the above technical solution:

the outer terminal surface of crank runs through there is the bolt of closing the connection through the screw soon, the outer terminal surface of support column is located one side of bolt and is the screw that annular equidistance was provided with multiunit cooperation bolt and uses.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, adopted the mode of conductive module, the cooperation that utilizes the interior concave block that sets up between adjacent conductive module to use with the inner groovy is used, with the smooth embedding inner groovy of interior concave block, accomplishes the concatenation of circuit, and it is convenient to install and dismantle, simultaneously through setting up conducting strip and conductive connection piece in conductive module, utilizes conducting strip and conductive connection piece to replace traditional electric wire, has avoided the winding of electric wire, has realized the convenience of installation and dismantlement and has solved the winding problem of electric wire.

2. The utility model discloses in, use through the cooperation of module magnet and disc magnet, with conductive module fixed connection on the demonstration dish for the demonstration dish is conductive module can not the decline under the tilt state, drives pinion through rotating the crank and rotates, thereby drives the gear wheel and rotates, makes the connecting plate change with the angle of demonstration dish, makes the regulation that the demonstration dish can realize the angle, the rear student's of being convenient for observation.

Drawings

Fig. 1 is a schematic diagram of a structure of an electromechanical engineering circuit demonstration apparatus provided by the present invention;

fig. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic view of a partially enlarged view of part A of the present invention;

fig. 4 is a schematic structural diagram of a conductive module according to the present invention;

fig. 5 is a schematic diagram of the internal structure of the conductive module of the present invention.

Illustration of the drawings:

1. a base; 2. a support pillar; 3. a demonstration disc; 4. an electrical component; 5. a conductive module; 6. a conductive sheet; 7. a module magnet; 8. a disc magnet; 9. a bull gear; 10. a connecting plate; 11. a baffle plate; 12. a pinion gear; 13. a screw hole; 14. a bolt; 15. a crank; 16. an inner concave block; 17. an inner groove; 18. and a conductive connecting sheet.

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. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: an electromechanical engineering circuit demonstration device comprises a base 1, a support column 2 installed at the top of the base 1, a demonstration disc 3 and an electrical element 4, wherein the top of the support column 2 is rotatably connected with a large gear 9 in a sector structure through a rotating shaft, a crank 15 is installed in the middle of the side end face of the support column 2, an output shaft of the crank 15 penetrates through the support column 2 and extends to the other side of the support column 2, a small gear 12 matched with the large gear 9 is fixedly connected to the outer end face of the output shaft of the crank 15 below the large gear 9, a connecting plate 10 is fixedly connected to the top of the sector side of the large gear 9, the demonstration disc 3 is fixedly connected to the front end face of the connecting plate 10, the connecting plate 10 and the demonstration disc 3 can be changed in angle through the matching of the large gear 9 and the small gear 12, a disc magnet 8 is arranged inside the demonstration disc 3, and the front end face, the tilting of the conductive module 5 in the tilted state of the demo tray 3 is prevented.

Specifically, as shown in fig. 4, the conductive module 5 has a square cross section, four corners of the conductive module 5 are located at the same diagonal corners and are respectively provided with an inner concave block 16 and an inner concave groove 17, the inner part of the inner concave groove 17 and the outer end surface of the inner concave block 16 are both provided with a conductive sheet 6, the inner concave block 16 and the inner concave groove 17 between adjacent conductive modules 5 are used in cooperation, and the conductive sheet 6 is arranged to complete the circuit splicing.

Specifically, as shown in fig. 3 and 4, the electrical component 4 is mounted on the top of the conductive module 5, and the output end of the electrical component 4 is fixedly connected to the conductive sheet 6 on the same side through the conductive connecting sheet 18, so that the electrical component 4 and the conductive sheet 6 can form a conductive circuit.

Specifically, as shown in fig. 5, the two sets of conductive sheets 6 disposed inside the inner grooves 17 are connected in series with the electrical device 4 through the conductive connecting sheet 18, the two sets of conductive sheets 6 disposed on the outer end surfaces of the inner concave blocks 16 are connected in series with the electrical device 4 through the conductive connecting sheet 18, the two sets of conductive sheets 6 disposed inside the inner grooves 17 are connected in series with the two sets of conductive sheets 6 disposed on the outer end surfaces of the inner concave blocks 16 through the conductive connecting sheet 18, so that the electrical devices 4 can be connected in series and in parallel, and the conductive module 5 can also serve as an.

Specifically, as shown in fig. 2, two ends of one side of the large gear 9 close to the small gear 12 are both vertically provided with baffles 11 to prevent the small gear 12 from sliding out of the track of the large gear 9.

Specifically, as shown in fig. 3, a bolt 14 connected through a threaded screwing mode penetrates through the outer end face of the crank 15, a plurality of groups of screw holes 13 used for matching the bolt 14 are annularly and equidistantly formed in one side of the bolt 14 on the outer end face of the support column 2, the bolt 14 is matched with the screw holes 13 for use, the position of the crank 15 is fixed, and the angle of the demonstration disc 3 is fixed.

The working principle is as follows: when in use, if two groups of inner grooves 17 or two groups of inner concave blocks 16 of the same conductive module 5 are connected in series in the circuit, the electrical components 4 on the conductive module 5 are connected in series into the circuit, and if the inner recess 17 and the inner recess block 16 on the same side of the same conductive module 5 are connected in series into the circuit, the conductive module 5 acts as a wire, and if two groups of inner grooves 17 or two groups of inner concave blocks 16 of the same conductive module 5 are connected in series into a circuit, then other conductive modules 5 are connected at the other two corners of the conductive module 5, the other conductive module 5 is connected in parallel with the conductive module 5, the circuit is connected in the above-mentioned connection mode, the rotation of the crank 15 drives the rotation of the pinion 12, meanwhile, the small gear 12 drives the large gear 9 to rotate and drives the connecting plate 10 and the demonstration disc 3 to rotate, and after the demonstration disc 3 is adjusted to a proper position, the bolt 14 is screwed into the corresponding screw hole 13.

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. The electromechanical engineering circuit demonstration device comprises a base (1), a support column (2) arranged at the top of the base (1), a demonstration disc (3) and an electrical element (4), and is characterized in that the top of the support column (2) is rotatably connected with a large gear (9) with a sector structure through a rotating shaft, a crank (15) is arranged in the middle of the side end face of the support column (2), an output shaft of the crank (15) penetrates through the support column (2) and extends to the other side of the support column (2), the outer end face of the output shaft of the crank (15) is positioned below the large gear (9) and is fixedly connected with a small gear (12) used by matching with the large gear (9), a connecting plate (10) is fixedly connected to the top of the sector side of the large gear (9), the front end face of the connecting plate (10) is fixedly connected with the demonstration disc (3), and a disc magnet (8), the front end face of the demonstration disc (3) is fixedly connected with the bottom of the conductive module (5) through a module magnet (7).

2. The electromechanical engineering circuit demonstration device according to claim 1, wherein the conductive module (5) is of a square structure in a depression section, the four corners of the conductive module (5) are provided with inner concave blocks (16) and inner concave grooves (17) which are matched with each other at the same diagonal corners, and the inner parts of the inner concave grooves (17) and the outer end surfaces of the inner concave blocks (16) are provided with conductive sheets (6).

3. The electromechanical engineering circuit demonstration device according to claim 1, characterized in that an electrical component (4) is mounted on the top of the conductive module (5), and the output end of the electrical component (4) is fixedly connected with the conductive sheet (6) on the same side through a conductive connecting sheet (18).

4. The electromechanical engineering circuit demonstration device according to claim 2, characterized in that the two sets of conducting strips (6) arranged inside the inner grooves (17) are connected with the electrical element (4) in series through the conducting connecting strips (18), the two sets of conducting strips (6) arranged on the outer end faces of the inner concave blocks (16) are connected with the electrical element (4) in series through the conducting connecting strips (18), and the conducting strips (6) arranged inside the inner grooves (17) are connected with the conducting strips (6) arranged on the outer end faces of the inner concave blocks (16) in series through the conducting connecting strips (18).

5. The electromechanical engineering circuit demonstration device according to claim 1, wherein the side of the bull gear (9) close to the pinion (12) is vertically provided with baffles (11) at both ends.

6. The electromechanical engineering circuit demonstration device according to claim 1, characterized in that bolts (14) screwed together are penetrated through the outer end face of the crank (15), and a plurality of groups of screw holes (13) matched with the bolts (14) are annularly and equidistantly arranged on one side of the bolts (14) on the outer end face of the support column (2).