Experimental device convenient to disassemble and assemble

Abstract

The experimental device comprises a panel, first threaded holes are formed in the four corners of the panel, the middles of the first threaded holes are connected with lead screws in a penetrating and threaded mode, the rear end face of the panel is connected with a first machine box in an attached mode, and the first machine box is connected with a second machine box in an attached mode. A second threaded hole corresponding to the first threaded hole is formed in the side corner of the first case; according to the experimental device convenient to disassemble and assemble, first threaded holes are formed in the four corners of a panel, second threaded holes corresponding to the first threaded holes are formed in the side ends of the first case and the second case, and lead screws penetrate through the middles of the first threaded holes and the middles of the second threaded holes. When the panel and the two sets of cases are assembled, the panels and the two sets of cases are fixed together through the lead screws, so that workers can assemble and disassemble the panel and the two sets of cases conveniently, and the experiment process is more flexible and efficient.

Description

Technical Field

[0001] The utility model relates to the technical field of electrical experimental devices, in particular to an experimental device which is easy to assemble and disassemble. Background Art

[0002] Electrical experimental equipment is a device or system used to conduct electrical experiments and measurements. These devices usually include various electrical experimental equipment, instruments, power supplies, circuit connectors, etc., which are used to study electrical-related issues such as circuits, electromagnetic phenomena, and electronic components.

[0003] Existing electrical experimental devices are often designed with integration as the main design. When maintaining and assembling modular parts, it is not convenient to disassemble and assemble them, which to a certain extent limits the flexibility and repeatability of the experiment. For this reason, we propose an experimental device that is easy to disassemble and assemble. Utility Model Content

[0004] The purpose of the utility model is to provide an experimental device that is easy to disassemble and assemble, so as to solve the problem that the electrical experimental device proposed in the above background technology is often designed with integration as the main design, and it is not convenient to disassemble and assemble during maintenance and assembly of module parts, which to a certain extent limits the flexibility and repeatability of the experiment.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an experimental device that is easy to disassemble and assemble, comprising a panel, four corners of the panel are provided with first threaded holes, the middle of the first threaded holes is threadedly connected with a screw rod, the rear end surface of the panel is fittedly connected with a first chassis, and the side corners of the first chassis are provided with second threaded holes corresponding to the first threaded holes;

[0006] A connecting plate is fixedly installed on the rear end face of the first chassis, a first positioning hole is opened in the middle of the connecting plate, a second chassis is fitted and connected to one side of the first chassis, a second positioning hole is opened on the rear end face of the second chassis, and screws are threadedly connected through the middle of the first positioning hole and the second positioning hole.

[0007] Preferably, a positioning bolt is fixedly mounted on the inner end surface of the first chassis, a plug hole is provided on the side end surface of the second chassis, and the positioning bolt is snap-fittedly connected to the plug hole.

[0008] Preferably, a hole is opened in the middle of the positioning bolt, a spring is fixedly installed in the middle of the hole, and a damper is fixedly installed in the middle of the spring and on the inner wall of the hole.

[0009] Preferably, a buckle is fixedly mounted on the top of the spring and the damper, a limiting hole is provided on the side end of the second chassis and above the insertion hole, and the buckle is snap-fittedly connected to the limiting hole.

[0010] Preferably, heat dissipation windows are fixedly mounted on the side end surfaces of the first chassis and the second chassis.

[0011] Preferably, a display screen is fixedly mounted on the front end of the panel, a plurality of groups of control buttons and interfaces are fixedly mounted on the front end surface of the panel, and handles are fixedly mounted on the side end surfaces of the first chassis and the second chassis.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The experimental device which is easy to disassemble and assemble has first threaded holes at the four corners of the panel, and second threaded holes corresponding to the first threaded holes are opened at the side ends of the first chassis and the second chassis. The screw rod runs through the middle of the first threaded hole and the second threaded hole. When the panel and the two sets of chassis are assembled, they can be fixed together by the screw rod, so that it is convenient for the staff to assemble and disassemble it, and the rapid assembly and disassembly between the modules can be realized, making the experimental process more flexible and efficient.

[0014] 2. At the rear end connection between the first chassis and the second chassis of the experimental device which is easy to disassemble and assemble, the connecting plate is first engaged in the second positioning hole provided in the second chassis, and then positioned and installed by screws. The screws are provided with gaskets to increase stability when tightening, facilitate installation and disassembly, and improve experimental efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the connection structure between the panel and the chassis of the utility model;

[0017] Figure 3 This is a schematic diagram of the rear end connection structure of the chassis of the utility model;

[0018] Figure 4 This is a schematic diagram of the chassis positioning bolt connection structure of the utility model.

[0019] In the figure: 1. panel; 2. display screen; 3. control button and interface; 4. first threaded hole; 5. screw rod; 6. first chassis; 7. second threaded hole; 8. heat dissipation window; 9. connecting plate; 10. first positioning hole; 11. second chassis; 12. second positioning hole; 13. screw; 14. positioning bolt; 15. hole position; 16. spring; 17. damper; 18. buckle; 19. socket; 20. limit hole; 21. handle. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-4 The utility model provides a technical solution: an experimental device that is easy to disassemble and assemble, comprising a panel 1, four corners of the panel 1 are provided with first threaded holes 4, the middle of the first threaded holes 4 is threadedly connected with a screw rod 5, the rear end surface of the panel 1 is fittedly connected with a first chassis 6, and the side corners of the first chassis 6 are provided with second threaded holes 7 corresponding to the first threaded holes 4;

[0022] A connecting plate 9 is fixedly installed on the rear end face of the first chassis 6, a first positioning hole 10 is opened in the middle of the connecting plate 9, a second chassis 11 is fitted and connected to one side of the first chassis 6, a second positioning hole 12 is opened on the rear end face of the second chassis 11, and a screw 13 is threadedly connected through the middle of the first positioning hole 10 and the second positioning hole 12.

[0023] First threaded holes 4 are provided at the four corners of the panel 1, and second threaded holes 7 corresponding to the first threaded holes 4 are provided at the side ends of the first chassis 6 and the second chassis 11. The screw rod 5 passes through the middle of the first threaded hole 4 and the second threaded hole 7, so that when the panel 1 is assembled with the two sets of chassis, they can be fixed together by the screw rod 5, so as to facilitate the assembly and disassembly of the panel 1 and realize the rapid assembly and disassembly of the modules through the quick connection and disconnection mechanism, so that the experimental process is more flexible and efficient; at the rear end connection of the first chassis 6 and the second chassis 11, the connecting plate 9 is first engaged in the second positioning hole 12 provided in the second chassis 11, and then positioned and installed by the screw 13, and the screw 13 is provided with a gasket to increase the stability during tightening, facilitate installation and disassembly, and improve the experimental efficiency.

[0024] Furthermore, a positioning bolt 14 is fixedly installed on the inner end face of the first chassis 6, a socket 19 is opened on the side end face of the second chassis 11, and the positioning bolt 14 and the socket 19 are snap-fitted together. By adding the snap-fitting connection between the positioning bolt 14 and the socket 19 at the upper connection between the first chassis 6 and the second chassis 11, the positioning effect of the first chassis 6 and the second chassis 11 when spliced ​​can be increased, thereby increasing the convenience of splicing.

[0025] Furthermore, a hole 15 is opened in the middle of the positioning bolt 14, a spring 16 is fixedly installed in the middle of the hole 15, and a damper 17 is fixedly installed in the middle of the spring 16 and on the inner wall of the hole 15. By installing the spring 16 and the damper 17 in the middle of the positioning bolt 14, the spring 16 and the damper 17 can play a role of elastic reset, and a fixed structure is added through a simple elastic structure to increase the simplicity of the structure and facilitate splicing and assembly.

[0026] Furthermore, a buckle 18 is fixedly installed on the top of the spring 16 and the damper 17, and a limiting hole 20 is opened at the side end of the second chassis 11 and above the socket 19, and the buckle 18 is snap-connected with the limiting hole 20. By adding the buckle 18 to the spring 16 and the damper 17, the buckle 18 is first manually pressed, and after reaching the limiting hole 20, the buckle 18 can be snap-fitted into the middle of the limiting hole 20 through the elastic reset action of the spring 16, thereby facilitating fixed installation, increasing structural simplicity, and increasing the fixing effect.

[0027] Furthermore, a heat dissipation window 8 is fixedly installed on the side end surfaces of the first chassis 6 and the second chassis 11. The heat dissipation window 8 is installed on the side ends of the first chassis 6 and the second chassis 11. The heat dissipation window 8 provides ventilation effect for the experimental device to increase the heat dissipation effect inside, reduce loss, and extend the service life.

[0028] Furthermore, a display screen 2 is fixedly installed on the front end of the panel 1, and a plurality of groups of control buttons and interfaces 3 are fixedly installed on the front face of the panel 1. A handle 21 is fixedly installed on the side end faces of the first chassis 6 and the second chassis 11. The control buttons and interfaces 3 are responsible for controlling and connecting to external devices, and displaying the data after the experiment through the display screen 2. In electrical experiments, the display screen is connected to the control and processing unit of the experimental device to display experimental values ​​such as voltage, current, and resistance after the test, so as to facilitate the staff to collect information, and then lift the equipment through the handle 21 for carrying and transporting, thereby improving practicality.

[0029] Working principle: For this type of experimental device that is easy to disassemble and assemble, when the internal components and parts fail or are subject to regular maintenance and inspection, the staff needs to disassemble the outer shell and panel of the electrical experimental device to expose the internal components and parts, so that the staff can understand the source of the problem. Among them, by manually pressing the buckle 18, after reaching the limit hole 20, the buckle 18 can be snapped into the middle of the limit hole 20 through the elastic reset effect of the spring 16, so as to connect the upper and lower ends of the first chassis 6 and the second chassis 11. When the first chassis 6 and the second chassis 11 are connected, the connecting plate 9 is snapped into the second opening of the second chassis 11. The positioning holes 12 are then positioned and installed by screws 13. The screws 13 are provided with gaskets to increase stability during tightening. Finally, first threaded holes 4 are opened at the four corners of the panel 1, and second threaded holes 7 corresponding to the first threaded holes 4 are opened at the side ends of the first chassis 6 and the second chassis 11. The screw rod 5 passes through the middle of the first threaded hole 4 and the second threaded hole 7. When the panel 1 is assembled with the two sets of chassis, they can be fixed together by the screw rod 5, so as to facilitate the assembly and disassembly of the staff, and the quick assembly and disassembly between the modules can be realized through the quick connection and disconnection mechanism, making the experimental process more flexible and efficient.

[0030] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An experimental device that is easy to assemble and disassemble, comprising a panel (1), characterized in that: The panel (1) is provided with first threaded holes (4) at four corners, a screw rod (5) is threadedly connected through the middle of the first threaded hole (4), a first chassis (6) is fittedly connected to the rear end surface of the panel (1), and a second threaded hole (7) corresponding to the first threaded hole (4) is provided at a side corner of the first chassis (6); A connecting plate (9) is fixedly mounted on the rear end face of the first chassis (6), a first positioning hole (10) is provided in the middle of the connecting plate (9), a second chassis (11) is closely connected to one side of the first chassis (6), a second positioning hole (12) is provided on the rear end face of the second chassis (11), and a screw (13) is threadedly connected through the middle of the first positioning hole (10) and the second positioning hole (12).

2. The experimental device that is easy to assemble and disassemble according to claim 1, characterized in that: A positioning bolt (14) is fixedly mounted on the inner end surface of the first chassis (6), a plug hole (19) is provided on the side end surface of the second chassis (11), and the positioning bolt (14) is snap-fittedly connected to the plug hole (19).

3. The experimental device that is easy to assemble and disassemble according to claim 2, characterized in that: A hole (15) is provided in the middle of the positioning bolt (14), a spring (16) is fixedly installed in the middle of the hole (15), and a damper (17) is fixedly installed in the middle of the spring (16) and on the inner wall of the hole (15).

4. The experimental device that is easy to assemble and disassemble according to claim 3 is characterized in that: A buckle (18) is fixedly mounted on the top of the spring (16) and the damper (17); a limiting hole (20) is provided on the side of the second chassis (11) and above the insertion hole (19); and the buckle (18) is engaged with the limiting hole (20).

5. The experimental device that is easy to assemble and disassemble according to claim 1, characterized in that: Heat dissipation windows (8) are fixedly mounted on the side end surfaces of the first chassis (6) and the second chassis (11).

6. The experimental device that is easy to assemble and disassemble according to claim 1, characterized in that: A display screen (2) is fixedly mounted on the front end of the panel (1), a plurality of groups of control buttons and interfaces (3) are fixedly mounted on the front end surface of the panel (1), and handles (21) are fixedly mounted on the side end surfaces of the first chassis (6) and the second chassis (11).

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