Electrical experiment demonstration box
By designing the expansion and placement components, the expansion problem of the electrical experiment demonstration box was solved, enabling multi-directional electrical demonstration operations and stable placement of circuit diagrams, thus improving the flexibility and convenience of electrical experiment demonstrations.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-04-10
- Publication Date
- 2026-03-27
AI Technical Summary
Existing electrical experiment demonstration boxes are difficult to expand horizontally and vertically, and cannot meet the needs of personnel in different directions to perform electrical demonstration operations.
The system employs extended demonstration components, including vertical and horizontal demonstration tables, pull handles, connecting sliders, and guide columns. The tabletop can be moved and extended via magnetic connections, and circuit diagram slots for placing components facilitate the placement of circuit diagrams in different locations.
It enables the horizontal and vertical expansion of the electrical experiment demonstration platform, supports operation by personnel from different directions, and can stably place circuit diagrams, thus improving the flexibility and convenience of demonstrations.
Smart Images
Figure CN224052754U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to experimental demonstration technical field, more specifically, the utility model relates to a kind of electrical experiment demonstration box. BACKGROUND
[0002] Electrical experiment demonstration box has wide use in electrical teaching, scientific research and skill training and multiple fields such as etc.. Its main use is in teaching purpose, and electrical experiment demonstration box is the necessary equipment of electrical teaching, which provides rich circuit elements and modular components, to facilitate students to quickly build circuit and carry out experiment.
[0003] In the prior art, the patent with patent announcement No.CN214796432U discloses an electrical combination demonstration experiment box, which is connected with a limiting plate on one side of the top of the combination demonstration box body, so as to facilitate the inspection and maintenance of the inside of the combination demonstration box body. The limiting plate is movably connected with a plate on one side, which achieves better observation effect. The servo motor driving end is connected with a rotating rod, and the rotating rod drives the worm to rotate. The adjusting plate facilitates the movement of the worm, and achieves more secure adjustment effect. However, the patent has the following defects.
[0004] When electrical experiment demonstration box is used for electrical demonstration, students usually need to demonstrate experiment on stage, and the electrical experiment demonstration box is a separate space, which is difficult to realize horizontal and vertical expansion of electrical experiment demonstration platform, and it is difficult to realize electrical demonstration operation by personnel in different directions. UTILITY MODEL CONTENT
[0005] In order to overcome the above-mentioned defects of the prior art, the utility model provides the following technical scheme: an electrical experiment demonstration box, comprising an electrical demonstration box, an expansion demonstration assembly is arranged in the electrical demonstration box; the expansion demonstration assembly comprises two longitudinal demonstration tables, two pull handles, two sleeve sliding blocks and a guide column; the two longitudinal demonstration tables are slidably arranged on the inner wall of the electrical demonstration box, the two pull handles are fixed on one side of the two longitudinal demonstration tables respectively, the two sleeve sliding blocks are fixed on the upper surfaces of the two longitudinal demonstration tables respectively, the guide column is slidably arranged in the inner wall of the sleeve sliding block, and the guide column is fixedly connected with the electrical demonstration box; two horizontal demonstration tables are slidably connected to the inner wall of the electrical demonstration box and close to the top end thereof, the two sides of the two horizontal demonstration tables are fixedly connected with linkage handles respectively, the upper surfaces of the two horizontal demonstration tables are fixedly provided with guide sleeves respectively, one side of the guide sleeve is fixedly connected with a magnet, and the magnet is magnetically connected with the inner wall of the electrical demonstration box.
[0006] Preferably, the guide column is fixedly connected to the electrical demonstration box, and the vertical cross-section of the guide column is circular. A guide rod is installed inside the guide collar, and the guide rod is fixedly connected to the electrical demonstration box. Both guide collars slide along the outer wall of the guide rod. Magnetic blocks are fixedly connected to adjacent sides of the two longitudinal demonstration platforms. A fixed magnet is magnetically connected to one side of each magnetic block, and the fixed magnet is bonded to the electrical demonstration box. A base is fixedly installed at the bottom of the electrical demonstration box, and a support block is fixedly connected to the bottom of the base. Multiple support blocks are arranged in a rectangular distribution.
[0007] In use, the two pull handles drive the two longitudinal demonstration platforms to move, and the two longitudinal demonstration platforms can move longitudinally along the inside of the electrical demonstration box. The connecting slider slides along the outer wall of the guide column, and the magnetic block separates from the fixed magnet. The two linkage handles drive the two transverse demonstration platforms to move laterally, and the two transverse demonstration platforms drive the two guide collars to move laterally, and the two transverse demonstration platforms can move laterally out of the electrical demonstration box.
[0008] Preferably, the upper surface of the electrical demonstration box is provided with a placement assembly; the placement assembly includes a cover plate fixedly disposed on the upper surface of the electrical demonstration box, and the upper surface of the cover plate has two horizontal slots for placing circuit diagrams, and two vertical slots for placing circuit diagrams are provided between the two horizontal slots. Each vertical slot for placing circuit diagrams is provided with a cover strip above it, and a reinforcing block is fixedly connected to one end of each cover strip. There is a gap between the cover strip and the vertical slot for placing circuit diagrams, and the cover strip and the reinforcing block are both fixedly connected to the cover plate.
[0009] When using this technology, circuit diagrams are inserted into the horizontal slots and vertical slots, and reinforcing blocks support the vertical slots, allowing circuit diagrams to be placed in different positions.
[0010] The technical effects and advantages of this utility model are as follows:
[0011] This utility model adopts an extended demonstration component. Two pull handles drive two longitudinal demonstration platforms to move, and the two longitudinal demonstration platforms can be pulled out longitudinally from inside the electrical demonstration box. Two lateral demonstration platforms drive two guide rings to move laterally, and the two lateral demonstration platforms can move laterally from inside the electrical demonstration box. This can realize the horizontal and vertical expansion of the electrical experiment demonstration platform, enabling personnel from different directions to perform electrical demonstration operations.
[0012] 2, the utility model discloses in the circuit diagram placement horizontal groove inside insertion circuit diagram, and in the circuit diagram placement vertical groove inside place circuit diagram, and the cover pressing strip realizes spacing operation to the circuit diagram of circuit diagram placement vertical groove inside and the circuit diagram of circuit diagram placement horizontal groove inside, facilitates the personnel of different positions to carry out test demonstration use. BRIEF DESCRIPTION OF DRAWINGS
[0013] Figure 1 It is whole structure schematic diagram of the electric experiment demonstration box of the utility model.
[0014] Figure 2 It is cross section structure schematic diagram of the electric experiment demonstration box of the utility model.
[0015] Figure 3 It is the schematic diagram of the local structure of the vertical demonstration platform and the sleeve joint slider connection of the utility model.
[0016] Figure 4 It is the schematic diagram of the local structure of the horizontal demonstration platform cross section of the utility model.
[0017] Figure 5 It is the schematic diagram of the local structure of the vertical demonstration platform and the sleeve joint slider connection of the utility model. Figure 4 It is the schematic diagram of the local structure of the vertical demonstration platform and the sleeve joint slider connection of the utility model.
[0018] Figure 6 It is the schematic diagram of the local structure of the vertical demonstration platform and the sleeve joint slider connection of the utility model.
[0019] The figure mark is: 1, electric demonstration box;2, vertical demonstration platform;3, pull handle;4, sleeve joint slider;5, guide column;6, horizontal demonstration platform;7, linkage handle;8, guide sleeve ring;9, magnet;10, guide rod;11, magnetic attraction piece;12, fixed magnet;13, base;14, support block;15, cover plate;16, circuit diagram placement horizontal groove;17, circuit diagram placement vertical groove;18, cover pressing strip;19, reinforcing block. DETAILED DESCRIPTION
[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.
[0021] As shown in the accompanying drawings, an electric experiment demonstration box is provided with an expansion demonstration assembly, which can realize horizontal and vertical expansion of the electric experiment demonstration platform, and can realize electric demonstration operation by personnel in different directions. Figures 1-6 The specific structure of the expansion demonstration assembly is as follows.
[0022] In the technical solution, as shown in the accompanying drawings Figure 1 - the accompanying drawings Figure 5 As shown in the accompanying drawings, the inside of the electrical demonstration box 1 is provided with an expansion demonstration assembly; the expansion demonstration assembly includes two longitudinal demonstration tables 2, two pull handles 3, two sleeve sliding blocks 4, and a guide column 5; the two longitudinal demonstration tables 2 are both sliding on the inner wall of the electrical demonstration box 1, the two pull handles 3 are respectively fixed on one side of the two longitudinal demonstration tables 2, the two sleeve sliding blocks 4 are respectively fixed on the upper surfaces of the two longitudinal demonstration tables 2, the guide column 5 is slidingly located on the inner wall of the sleeve sliding block 4, and the guide column 5 is fixedly connected with the electrical demonstration box 1.
[0023] The inner wall of the electrical demonstration box 1 and close to the top end thereof is slidingly connected with two transverse demonstration tables 6, the two sides of the two transverse demonstration tables 6 are both fixedly connected with linkage handles 7, the upper surfaces of each transverse demonstration table 6 are both fixedly installed with a guide sleeve ring 8, one side of the guide sleeve ring 8 is fixedly connected with a magnet 9, and the magnet 9 is magnetically connected with the inner wall of the electrical demonstration box 1. The guide column 5 is fixedly connected with the electrical demonstration box 1, and the vertical cross-sectional shape of the guide column 5 is circular. The inside of the guide sleeve ring 8 is installed with a guide rod 10, the guide rod 10 is fixedly connected with the electrical demonstration box 1, and the two guide sleeve rings 8 are both sliding along the outer wall of the guide rod 10.
[0024] In the technical solution, as shown in the accompanying drawings Figure 1 - the accompanying drawings Figure 3 As shown in the accompanying drawings, the adjacent side of the two longitudinal demonstration tables 2 is both fixedly connected with a magnetic suction block 11, one side of the magnetic suction block 11 is magnetically connected with a fixed magnet 12, and the fixed magnet 12 is bonded with the electrical demonstration box 1, so as to facilitate the movement of the magnetic suction block 11 driven by the longitudinal demonstration table 2, the separation of the magnetic suction block 11 and the fixed magnet 12, the bottom end of the electrical demonstration box 1 is fixedly installed with a base 13, the bottom end of the base 13 is fixedly connected with a support block 14, and the plurality of support blocks 14 are arranged in a rectangular distribution, so as to support the base 13 through the plurality of support blocks 14, support the electrical demonstration box 1 through the base 13, and greatly improve the stability of the electrical demonstration box 1.
[0025] The electrical experiment demonstration box of the present technology is used, and the stability of the electrical demonstration box 1 is increased by supporting the base 13 through the plurality of supporting blocks 14, and the two longitudinal demonstration tables 2 are moved by pulling the two pull handles 3, the two longitudinal demonstration tables 2 can be moved longitudinally in the electrical demonstration box 1, the sleeve sliding block 4 is moved by the longitudinal demonstration table 2, the sleeve sliding block 4 slides along the outer wall of the guide column 5, and the magnetic attraction block 11 is separated from the fixed magnet 12 by the longitudinal demonstration table 2, so that the two longitudinal demonstration tables 2 can be pulled out longitudinally from the electrical demonstration box 1. Then, the two linkage handles 7 are pulled, the two linkage handles 7 move the two transverse demonstration tables 6 transversely, the two transverse demonstration tables 6 move transversely in the electrical demonstration box 1, the two transverse demonstration tables 6 move the two guide sleeves 8 transversely, the guide sleeves 8 move the magnets 9 transversely, and the guide sleeves 8 move transversely along the outer wall of the guide rod 10, so that the two transverse demonstration tables 6 can be moved transversely in the electrical demonstration box 1, and then the switch bulb materials are installed in the two transverse demonstration tables 6 and the two longitudinal demonstration tables 2 according to the electrical experiment demonstration requirements, so that the large-area expansion experiment is realized.
[0026] In the present technical solution, as shown in the accompanying drawings, Figure 6 The upper surface of the electrical demonstration box 1 is provided with a placing assembly; the placing assembly comprises a cover plate 15 fixedly arranged on the upper surface of the electrical demonstration box 1, two circuit diagram placing transverse grooves 16 are formed in the upper surface of the cover plate 15, two circuit diagram placing longitudinal grooves 17 are arranged between the two circuit diagram placing transverse grooves 16, a cover pressing strip 18 is arranged above each circuit diagram placing longitudinal groove 17, and a reinforcing block 19 is fixedly connected to one end of each cover pressing strip 18. A gap is arranged between the cover pressing strip 18 and the circuit diagram placing longitudinal groove 17, and the cover pressing strip 18 and the reinforcing block 19 are fixedly connected to the cover plate 15.
[0027] In use, the circuit diagram is inserted into the circuit diagram placing transverse groove 16, and the circuit diagram is placed in the circuit diagram placing longitudinal groove 17, the cover plate 15 is supported by the electrical demonstration box 1, the reinforcing block 19 is supported by the cover plate 15, the circuit diagram placing longitudinal groove 17 is supported by the reinforcing block 19, the cover pressing strip 18 is supported by the reinforcing block 19, and the circuit diagram in the circuit diagram placing longitudinal groove 17 and the circuit diagram in the circuit diagram placing transverse groove 16 are limited by the cover pressing strip 18, so that circuit diagrams in different positions can be placed.
[0028] The above only describes preferred embodiments of the present application and is not intended to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims
1. An electrical experiment demonstration box, comprising an electrical demonstration box (1), characterized in that: an extension demonstration assembly is arranged in the electrical demonstration box (1); the extension demonstration assembly comprises two longitudinal demonstration tables (2), two pull handles (3), two sleeve sliding blocks (4) and a guide column (5); the two longitudinal demonstration tables (2) are slidably arranged on the inner wall of the electrical demonstration box (1), the two pull handles (3) are fixed on one side of the two longitudinal demonstration tables (2) respectively, the two sleeve sliding blocks (4) are fixed on the upper surfaces of the two longitudinal demonstration tables (2) respectively, the guide column (5) is slidably arranged on the inner wall of the sleeve sliding block (4), and the guide column (5) is fixedly connected with the electrical demonstration box (1); two transverse demonstration tables (6) are slidably arranged on the inner wall of the electrical demonstration box (1) and close to the top end thereof, linkage handles (7) are fixedly connected on the two sides of the two transverse demonstration tables (6), guide sleeves (8) are fixedly installed on the upper surfaces of the two transverse demonstration tables (6) respectively, magnets (9) are fixedly connected on one side of the guide sleeves (8), and the magnets (9) are magnetically connected with the inner wall of the electrical demonstration box (1).
2. The electrical experiment demonstration box according to claim 1, characterized in that: the guide column (5) is fixedly connected with the electrical demonstration box (1), and the vertical section shape of the guide column (5) is circular.
3. The electrical experiment demonstration box according to claim 1, characterized in that: a guide rod (10) is installed in the guide sleeve (8), the guide rod (10) is fixedly connected with the electrical demonstration box (1), and the two guide sleeves (8) are slidably arranged along the outer wall of the guide rod (10).
4. The electrical experiment demonstration box according to claim 1, characterized in that: magnetic attraction blocks (11) are fixedly connected on the adjacent sides of the two longitudinal demonstration tables (2), fixed magnets (12) are magnetically connected on one side of the magnetic attraction blocks (11), and the fixed magnets (12) are adhesively connected with the electrical demonstration box (1).
5. The electrical experiment demonstration box according to claim 1, characterized in that: a base (13) is fixedly installed on the bottom end of the electrical demonstration box (1), support blocks (14) are fixedly connected on the bottom end of the base (13), and the plurality of support blocks (14) are arranged in a rectangular distribution.
6. The electrical experiment demonstration box according to claim 1, characterized in that: a placing assembly is arranged on the upper surface of the electrical demonstration box (1); the placing assembly comprises a cover plate (15) fixedly arranged on the upper surface of the electrical demonstration box (1), two circuit diagram placing horizontal grooves (16) are formed on the upper surface of the cover plate (15), two circuit diagram placing vertical grooves (17) are arranged between the two circuit diagram placing horizontal grooves (16), cover pressing strips (18) are arranged above each circuit diagram placing vertical groove (17), and a reinforcing block (19) is fixedly connected on one end of each cover pressing strip (18).
7. The electrical experiment demonstration box according to claim 6, characterized in that: The cover pressing strip (18) is provided with a gap between the circuit diagram placement longitudinal groove (17), and the cover pressing strip (18) and the reinforcing block (19) are fixedly connected with the cover plate (15).