Comprehensive experiment device for power supply and distribution system

Abstract

The utility model relates to a comprehensive experiment device for a power supply and distribution system, which comprises an experiment device body and a three-phase distribution box arranged on the experiment device body, the bottom surface of the three-phase distribution box is fixedly connected with two mounting plates, and the bottom surface of the three-phase distribution box is movably connected with two driving rods through bearings. And the bottom surfaces of the two driving rods are movably connected with screw rods, one ends of the screw rods penetrate through and extend into the driving rods, and the bottom surfaces of the two screw rods are fixedly connected with fixing plates. According to the comprehensive experiment device for the power supply and distribution system, the experiment device body is supported under the action of the mounting plate, the stability of the experiment device body is improved, the experiment device body is conveniently driven to move under the action of the moving wheels, a user can conveniently use the experiment device body, and meanwhile, through threaded connection between a screw rod and a driving rod, the experiment device body is more convenient to use. And the movable wheels are conveniently driven to move up and down, operation of a user is facilitated, and more convenience and practicability are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of power supply and distribution system experiments, in particular to a comprehensive experimental device for a power supply and distribution system. Background Art

[0002] The power supply and distribution system is the section of the power system from the step-down distribution substation to the user end. The distribution system is an electric power network system composed of a variety of distribution equipment and facilities that transform voltage and directly distribute electric energy to end users. Traditionally, the power system is divided into three major components: power generation, transmission and distribution.

[0003] Chinese patent CN201927221 U discloses a power supply and distribution model training device, which discloses a technical solution that facilitates students' programming practice and convenient simulation, and solves the problem that the existing power supply and distribution system program control programming practice device is lacking, and students cannot directly use the actual power supply and distribution system for operation practice, thus affecting the students' mastery of the knowledge they have learned.

[0004] When the device is in use, the power supply and distribution model training device is moved by the rollers. However, the power supply and distribution model training device is only supported by the rollers, which has poor stability and can easily cause the power supply and distribution model training device to shake, thereby reducing its practicality. Therefore, a comprehensive experimental device for a power supply and distribution system is proposed to solve the above problems. Utility Model Content

[0005] In view of the shortcomings of the prior art, the utility model provides a comprehensive experimental device for a power supply and distribution system, which has the advantage of high stability and solves the problem that when the device is in use, the power supply and distribution model training device is moved by rollers, but the power supply and distribution model training device is only supported by rollers, which has poor stability and easily causes the power supply and distribution model training device to shake, thereby reducing practicality.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a comprehensive experimental device for a power supply and distribution system, comprising an experimental device body and a three-phase distribution box arranged on the experimental device body, wherein two mounting plates are fixedly connected to the bottom surface of the three-phase distribution box.

[0007] The bottom surface of the three-phase distribution box is movably connected to two driving rods through bearings, the bottom surfaces of the two driving rods are movably connected to a screw with one end passing through and extending into the interior thereof, the bottom surfaces of the two screw rods are fixedly connected to a fixing plate, the bottom surfaces of the two fixing plates are fixedly mounted with two moving wheels, and the top surfaces of the two mounting plates are provided with two clearance grooves for the moving wheels to pass through.

[0008] A limiting component is provided between the two mounting plates to limit the fixing plate.

[0009] A fixing assembly is provided between the two mounting plates for fixing the driving rod.

[0010] Furthermore, threaded holes are provided on the bottom surfaces of the two driving rods, and the two screw rods extend into the inside of the two threaded holes respectively and are threadedly connected thereto.

[0011] Furthermore, the limit assembly includes two limit plates, the two limit plates are fixedly connected to the top surfaces of the two fixed plates, the two mounting plates have limit grooves on opposite sides, the two limit plates extend into the interior of the two limit grooves respectively, and the two limit plates are slidably connected to the two limit grooves respectively.

[0012] Furthermore, the two driving rods are located between the two limiting plates, and the two limiting plates and the two mounting plates are all L-shaped plates.

[0013] Furthermore, the fixing assembly includes two telescopic rods, the two telescopic rods are respectively fixedly connected to one side surface of two mounting plates, the two opposite side surfaces of the two telescopic rods are fixedly connected to a support plate, the two opposite side surfaces of the two support plates are fixedly connected to a fixing rod, the four side surfaces of the two driving rods are provided with fixing holes, the fixing rods extend to the inside of the fixing holes, and the outer peripheral walls of the two telescopic rods are respectively provided with springs fixedly connected to the mounting plate and the support plate.

[0014] Furthermore, the fixing rod and the fixing hole are clearance-matched, the four fixing holes on the same side are distributed in a circle with the center of the driving rod as the center, and the support plate and the driving rod are fitted.

[0015] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0016] The power supply and distribution system comprehensive experimental device supports the experimental device body through the action of the mounting plate, thereby improving the stability of the experimental device body. Through the action of the moving wheels, the experimental device body is conveniently driven to move, which is convenient for users to use. At the same time, through the threaded connection between the screw and the driving rod, the moving wheel is conveniently driven to move up and down, which is convenient for users to operate and is more convenient and practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 for Figure 1 A is a schematic diagram of the structure enlargement;

[0019] Figure 3 It is a schematic diagram of the right side of the fixed plate in the structure of the utility model;

[0020] Figure 4 It is a top view schematic diagram of the left side mounting plate in the structure of the utility model.

[0021] In the figure: 1 experimental device body, 2 three-phase distribution box, 3 mounting plate, 4 limit slot, 5 limit plate, 6 fixing plate, 7 make way slot, 8 moving wheel, 9 screw rod, 10 driving rod, 11 fixing hole, 12 telescopic rod, 13 support plate, 14 fixing rod, 15 spring. DETAILED DESCRIPTION

[0022] 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.

[0023] See also Figure 1-4 A comprehensive experimental device for a power supply and distribution system in this embodiment includes an experimental device body 1 and a three-phase distribution box 2 arranged on the experimental device body 1, and two mounting plates 3 are fixedly connected to the bottom surface of the three-phase distribution box 2.

[0024] The bottom surface of the three-phase distribution box 2 is movably connected to two driving rods 10 through bearings, and the bottom surfaces of the two driving rods 10 are movably connected to a screw rod 9 with one end passing through and extending into the interior thereof, and the bottom surfaces of the two screw rods 9 are fixedly connected to a fixing plate 6, and the bottom surfaces of the two fixing plates 6 are fixedly installed with two moving wheels 8, and the top surfaces of the two mounting plates 3 are provided with two making way slots 7 for the moving wheels 8 to pass through.

[0025] The bottom surfaces of the two driving rods 10 are both provided with threaded holes, and the two screw rods 9 extend into the inside of the two threaded holes respectively and are threadedly connected thereto.

[0026] Specifically, the three-phase distribution box 2 is supported by the mounting plate 3 to improve the stability of the experimental device body 1. When the experimental device body 1 needs to be moved, the driving rod 10 is rotated to rotate the driving rod 10. The screw 9 drives the fixing plate 6 to move through the threaded connection between the driving rod 10 and the screw 9, and then drives the moving wheel 8 to pass through the clearance groove 7 and fit the ground, so that the mounting plate 3 is separated from the ground, pushing the experimental device body 1, and driving the experimental device body 1 to move under the action of the moving wheel 8.

[0027] In this embodiment, a limit assembly is provided between the two mounting plates 3, and the limit assembly includes two limit plates 5. The two limit plates 5 are fixedly connected to the top surfaces of the two fixing plates 6. The two mounting plates 3 have limit grooves 4 on opposite sides. The two limit plates 5 extend to the interior of the two limit grooves 4, respectively, and the two limit plates 5 are slidably connected to the two limit grooves 4, respectively.

[0028] The two driving rods 10 are located between the two limiting plates 4 , and the two limiting plates 4 and the two mounting plates 3 are all L-shaped plates.

[0029] Specifically, through the sliding connection between the limiting plate 5 and the limiting groove 4 , the limiting plate 5 moves together with the fixing plate 6 to stably support the fixing plate 6 .

[0030] In this embodiment, a fixing assembly is provided between the two mounting plates 3, and the fixing assembly includes two telescopic rods 12, and the two telescopic rods 12 are respectively fixedly connected to the opposite side surfaces of the two mounting plates 3, and the opposite side surfaces of the two telescopic rods 12 are fixedly connected to the support plates 13, and the opposite side surfaces of the two support plates 13 are fixedly connected to the fixing rods 14, and the four side surfaces of the two driving rods 10 are provided with fixing holes 11, and the fixing rods 14 extend to the inside of the fixing holes 11, and the outer peripheral walls of the two telescopic rods 12 are respectively provided with springs 15 fixedly connected to the mounting plates 3 and the support plates 13.

[0031] The fixing rod 14 and the fixing hole 11 are clearance-matched, and the four fixing holes 11 on the same side are distributed in a circle with the center of the driving rod 10 as the center, and the support plate 13 and the driving rod 10 are in close contact.

[0032] Specifically, the support plate 13 is pulled to move the support plate 13, and then the fixing rod 14 is driven to move by the support plate 13, the telescopic rod 12 and the spring 5 are squeezed, the mounting plate 3 is separated from the ground, and then the support plate 13 is loosened, and the fixing rod 14 is pushed to reset by the elasticity of the spring 15, and the fixing rod 14 is inserted into the fixing hole 11, and the driving rod 10 is fixed by the clearance between the fixing rod 14 and the fixing hole 11.

[0033] The working principle of the above embodiment is:

[0034] The three-phase distribution box 2 is supported by the mounting plate 3 to improve the stability of the experimental device body 1. When the experimental device body 1 needs to be moved, the supporting plate 13 is pulled to move the supporting plate 13, and then the fixing rod 14 is driven to move by the supporting plate 13, the telescopic rod 12 and the spring 5 are squeezed, and the driving rod 10 is rotated to rotate the driving rod 10. Through the threaded connection between the driving rod 10 and the screw rod 9 and the sliding connection between the limiting plate 5 and the limiting groove 4, the screw 9 drives the fixing plate 6 to move, and then drives the moving wheel 8 to pass through the giving groove 7 and fit with the ground, so that the mounting plate 3 is separated from the ground, and then the supporting plate 13 is loosened, and the fixing rod 14 is pushed to reset by the elasticity of the spring 15. The fixing rod 14 is inserted into the fixing hole 11, and the driving rod 10 is fixed by the clearance between the fixing rod 14 and the fixing hole 11, and the experimental device body 1 is pushed. Under the action of the moving wheel 8, the experimental device body 1 is driven to move, which is convenient for users to operate.

[0035] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0036] Although 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. A comprehensive experimental device for a power supply and distribution system, comprising an experimental device body (1) and a three-phase distribution box (2) arranged on the experimental device body (1), characterized in that: Two mounting plates (3) are fixedly connected to the bottom surface of the three-phase distribution box (2); The bottom surface of the three-phase distribution box (2) is movably connected to two driving rods (10) via bearings, the bottom surfaces of the two driving rods (10) are movably connected to a screw rod (9) having one end penetrating and extending into the inside thereof, the bottom surfaces of the two screw rods (9) are fixedly connected to a fixing plate (6), the bottom surfaces of the two fixing plates (6) are fixedly mounted with two moving wheels (8), and the top surfaces of the two mounting plates (3) are provided with two clearance grooves (7) for the moving wheels (8) to pass through; A limiting component is provided between the two mounting plates (3), and a fixing component is provided between the two mounting plates (3).

2. A comprehensive experimental device for power supply and distribution system according to claim 1, characterized in that: The bottom surfaces of the two driving rods (10) are both provided with threaded holes, and the two screw rods (9) respectively extend into the inside of the two threaded holes and are threadedly connected thereto.

3. A comprehensive experimental device for power supply and distribution system according to claim 1, characterized in that: The limiting assembly comprises two limiting plates (5), the two limiting plates (5) are fixedly connected to the top surfaces of the two fixing plates (6), the two mounting plates (3) are provided with limiting grooves (4) on opposite sides, the two limiting plates (5) extend to the inside of the two limiting grooves (4) respectively, and the two limiting plates (5) are slidably connected to the two limiting grooves (4) respectively.

4. A comprehensive experimental device for power supply and distribution system according to claim 3, characterized in that: The two driving rods (10) are located between the two limiting plates (5), and the two limiting plates (5) and the two mounting plates (3) are all L-shaped plates.

5. A comprehensive experimental device for power supply and distribution system according to claim 3, characterized in that: The fixing assembly comprises two telescopic rods (12), the two telescopic rods (12) are respectively fixedly connected to opposite side surfaces of two mounting plates (3), the opposite side surfaces of the two telescopic rods (12) are fixedly connected to support plates (13), the opposite side surfaces of the two support plates (13) are fixedly connected to fixing rods (14), the four side surfaces of the two driving rods (10) are provided with fixing holes (11), the fixing rods (14) extend into the inside of the fixing holes (11), and the outer peripheral walls of the two telescopic rods (12) are respectively provided with springs (15) fixedly connected to the mounting plates (3) and the support plates (13).

6. A comprehensive experimental device for power supply and distribution system according to claim 5, characterized in that: The fixing rod (14) and the fixing hole (11) are clearance-matched, and the four fixing holes (11) located on the same side are distributed in a circle with the center of the driving rod (10) as the center, and the support plate (13) and the driving rod (10) are fitted.

Images