Socket wiring safety demonstration device

Abstract

The utility model discloses a socket wiring safety demonstration device, comprising a demonstration panel, the demonstration panel is provided with a plurality of demonstration sockets arranged in rows, three wiring terminals of each demonstration socket are connected with a zero line, a live line and a ground line, the demonstration panel is provided with a chute below the demonstration sockets, and the demonstration sockets are arranged in the chute. A sliding groove is formed in the demonstration panel, a plurality of groups of inching switches electrically connected with three wiring terminals of the demonstration socket are embedded in the groove bottom of the sliding groove, a sliding seat is arranged in the sliding groove in a sliding mode, three jacks are formed in the sliding seat in a penetrating mode, a socket phase detector is inserted in the sliding seat, and a switch connected with the zero line and the live line is arranged on the demonstration panel. The utility model relates to a socket wiring safety demonstration device, which belongs to the technical field of safety training demonstration equipment, can detect a plurality of demonstration sockets by using one socket phase detector, solves the technical problem that the socket phase detector needs to be plugged and unplugged for many times during use, and greatly prolongs the service life of the socket phase detector.

Description

Technical Field

[0001] The utility model relates to the technical field of safety training demonstration equipment, and more specifically, to a socket wiring safety demonstration device. Background Art

[0002] The socket wiring safety tester is used to check whether the wiring of each electrical plug in the factory is correct, and whether there will be any "reverse connection of hot and ground" or "reverse connection of hot and zero".

[0003] When safety training instructors provide safety training to workers, they need to popularize the use of socket wiring safety testers. They need to install a variety of sockets with different wiring methods on the wall, insert the socket wiring safety testers into the sockets, and test the sockets. The indicator lights on the socket wiring safety testers can be used to show the workers whether the wiring method is correct or what wiring errors there are.

[0004] However, it takes a lot of time to insert the socket wiring safety tester into different sockets for inspection, to test between different sockets, and to constantly plug and unplug the socket wiring safety tester. The labor intensity of the safety training instructor is high, and constantly unplugging the socket wiring safety tester can easily cause damage to the socket wiring safety tester. Utility Model Content

[0005] In view of the above shortcomings, the purpose of the utility model is to provide a socket wiring safety demonstration device, which solves the technical problem that the socket wiring safety detector needs to be plugged in and out continuously.

[0006] To achieve the above-mentioned purpose, the utility model provides a socket wiring safety demonstration device, comprising a neutral wire, a live wire, a ground wire and a demonstration panel, the demonstration panel is provided with a plurality of demonstration sockets arranged in a row, the three wiring terminals of the demonstration sockets are connected with the neutral wire, the live wire and the ground wire, the demonstration panel is provided with a slide groove below the demonstration socket, the bottom of the slide groove is inlaid with a plurality of groups of moment switches electrically connected with the three wiring terminals of the demonstration socket, a slide seat is provided for sliding in the slide groove, three jacks are penetrated on the slide seat, a socket phase detector is inserted on the slide seat, the three plug blades of the socket phase detector can pass through the three jacks to squeeze the moving contact of the moment switch so that the moving contact of the moment switch is connected with the static contact, and the demonstration panel is provided with a switch connected with the neutral wire and the live wire.

[0007] Preferably, the moment switch includes an insulating sleeve, a wiring port is opened on one side of the bottom of the insulating sleeve, a partition is provided above the wiring port in the insulating sleeve, a hexagonal screw plug is threadedly connected below the wiring port, a spring telescopic rod is provided at the upper part of the insulating sleeve, and the bottom end of the spring telescopic rod can be inserted into the wiring port.

[0008] Preferably, the spring telescopic rod includes a sliding rod, the top of the sliding rod is provided with a limiting protrusion adapted to the inner wall of the insulating sleeve, a spring is provided below the limiting protrusion, a limiting structure adapted to the top surface of the limiting protrusion is provided inside the insulating sleeve, and a guide hole adapted to the sliding rod is provided on the partition.

[0009] Preferably, the sliding rod is a copper rod structure, and a round head is provided on the top of the sliding rod.

[0010] Preferably, the limiting structure is a limiting screw provided on the wall of the insulating sleeve.

[0011] Preferably, the limiting structure is a limiting nut arranged at the top of the insulating sleeve, and the top of the sliding rod can pass through the through hole of the limiting nut.

[0012] Preferably, the demonstration panel is an insulating board structure, and a wiring groove extending laterally is provided on the demonstration panel. The neutral wire, live wire and ground wire are arranged in the wiring groove, and a positioning groove for installing the demonstration socket is provided below the wiring groove. A slot for installing the moment switch is provided at the bottom of the slide groove, and a wire passing groove connecting the slot, the positioning groove and the wiring groove is provided on the demonstration panel.

[0013] Preferably, the slide groove is a "cross" groove structure, and the upper and lower ends of the slide seat are provided with slide bars that are compatible with the upper and lower ends of the "cross" groove structure.

[0014] Preferably, the upper groove wall of the slide groove is provided with a spring telescopic block, the block ends of the spring telescopic block have inclined wedge surface structures on both sides, and the upper end surface of the slide seat is provided with a V-shaped groove adapted to the inclined wedge surface structure.

[0015] Beneficial Effects

[0016] Compared with the existing technology, the utility model has the following beneficial effects:

[0017] In the socket wiring safety demonstration device of the utility model, a plurality of demonstration sockets can be detected by using one socket phase detector, which solves the technical problem that the socket phase detector needs to be plugged in and out multiple times during use, and greatly improves the service life of the socket phase detector. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solution of the embodiment of the utility model, the following will briefly introduce the drawings required for the description of the embodiment. In all the drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, each element or part is not necessarily drawn according to the actual scale.

[0019] Figure 1 It is a structural schematic diagram of a socket wiring safety demonstration device of the utility model;

[0020] Figure 2 It is an enlarged cross-sectional view of the structure of the inching switch in the utility model;

[0021] Figure 3 yes Figure 1 A schematic diagram of the structure enlargement at the center A;

[0022] Figure 4 It is an enlarged cross-sectional view of the structure of the combination of the sliding seat and the spring telescopic block in the utility model;

[0023] Figure 5 It is an enlarged cross-sectional view of the structure of the sliding seat in the utility model.

[0024] Description of main reference numerals:

[0025] 1. Demonstration panel; 2. Demonstration socket; 3. Slide; 4. Moment switch; 5. Slide seat; 6. Socket; 7. Socket phase detector; 8. Insulating sleeve; 9. Insulating sleeve; 10. Partition; 11. Hexagon socket screw plug; 12. Spring telescopic rod; 13. Slide rod; 14. Limiting convex edge; 15. Spring; 17. Limiting nut; 18. Wiring groove; 19. Spring telescopic block; 20. V-shaped groove; 21. Slide bar; 22. Wiring mark. DETAILED DESCRIPTION

[0026] 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. The following is an explanation of the embodiments of the utility model based on its overall structure.

[0027] The specific implementation of the utility model is as follows:

[0028] As attached Figure 1-5As shown, a socket wiring safety demonstration device comprises a neutral line, a live line, a ground line and a demonstration panel 1, the demonstration panel 1 is provided with a plurality of demonstration sockets 2 arranged in a row, a wiring mark 22 is provided on one side of the demonstration socket 2, and a wiring schematic diagram of the three wiring terminals of the demonstration socket 2 connected with the neutral line, the live line and the ground line is engraved on the wiring mark 22, the three wiring terminals of the demonstration socket 2 are connected with the neutral line, the live line and the ground line, the demonstration panel 1 is provided with a slide groove 3 below the demonstration socket 2, and the bottom of the slide groove 3 is inlaid with a plurality of groups of The demonstration panel 1 shows a moment switch 4 electrically connected to the three wiring terminals of the socket 2, a slide seat 5 is slidably provided in the slide groove 3, three sockets 6 are penetrated through the slide seat 5, a socket phase detector 7 is inserted into the slide seat 5, and the socket phase detector 7 is a conventional instrument on the market that can detect the wiring condition of the socket, and the three plug blades of the socket phase detector 7 can pass through the three sockets 6 to squeeze the moving contact of the moment switch 4 so that the moving contact of the moment switch 4 is connected to the static contact, and a switch connected to the neutral wire and the live wire is provided on the demonstration panel 1.

[0029] In the socket wiring safety demonstration device, the demonstration panel 1 is provided with three demonstration sockets 2, and the wiring modes of the three wiring terminals of the demonstration sockets 2 and each wire are respectively: the correct connection method in which the neutral wire N, the live wire L, and the earth wire E are correctly connected to each wiring terminal; the live-to-earth reverse connection method in which the live wire L, the earth wire E and the corresponding two wiring terminals are reversed; the live-to-neutral reverse connection method in which the live wire L, the neutral wire N and the corresponding two wiring terminals are reversed.

[0030] Three groups of inching switches 4 corresponding to the three demonstration sockets 2 are arranged in the chute 3, and each group of inching switches 4 has three inching switches arranged in a triangle;

[0031] The slide 5 can slide in the slide slot 3, and the socket phase detector 7 is inserted on the slide 5. By moving the slide 5 and the socket phase detector 7, the three plug inserts of the socket phase detector 7 can squeeze the moving contacts of the three inching switches 4, so that the moving contacts are connected to the static contacts. Then, the three plug inserts of the socket phase detector 7 are connected to the three wiring terminals of the corresponding demonstration socket 2 through the wires and the electric switch 4 respectively, and the socket phase detector 7 can detect the wiring conditions of the three wiring terminals of the demonstration socket 2 and the live wire L, the neutral wire N, and the ground wire E. The inspection result is displayed by a certain indicator light on the socket phase detector 7.

[0032] Through the socket wiring safety demonstration device of the utility model, it is possible to demonstrate to the trainees how to use the socket phase detector 7 to check whether the socket wiring is correct and what errors may occur in the socket wiring, such as reverse connection of the live ground and the live zero. The trainees can be taught how to use the socket phase detector 7 to check whether the socket wiring in the factory is correct and what errors may occur in the wiring by combining the inspection indicator light on the socket phase detector 7 with the wiring diagram on the wiring mark 22 on one side of the demonstration socket 2 in a convenient and intuitive manner.

[0033] Moreover, the socket phase detector 7 of the socket wiring safety demonstration device slides with the slide seat 5, and then is connected to each demonstration socket 2 through the moment switch 4. Only one socket phase detector 7 is needed to complete the inspection and demonstration work of multiple demonstration sockets 2, and there is no need to frequently unplug and unplug the socket phase detector 7, which reduces the labor intensity of teaching demonstration personnel and avoids frequent unplugging and plugging of the socket phase detector 7 that will affect its service life, thereby ensuring the service life of the socket phase detector 7.

[0034] Furthermore, the momentary switch 4 includes an insulating sleeve 8, a wiring port 9 is provided on one side of the bottom of the insulating sleeve 8, a partition 10 is provided above the wiring port 9 in the insulating sleeve 8, a hexagon socket screw plug 11 is threadedly connected below the wiring port 9, and a spring telescopic rod 12 is provided at the upper part of the insulating sleeve 8, and the bottom end of the spring telescopic rod 12 can be inserted into the wiring port 9. In this embodiment, the joint of the wire connected to the wiring terminal of the demonstration socket 2 is inserted into the wiring port 9, and the joint of the wire is pressed against the partition 10 by the hexagon socket screw plug 11, and the bottom end of the spring telescopic rod 12 can be energized with the joint of the wire below the partition 10.

[0035] Furthermore, the spring telescopic rod 12 includes a sliding rod 13, the top of the sliding rod 13 is provided with a limiting protrusion 14 adapted to the inner wall of the insulating sleeve 8, a spring 15 is provided below the limiting protrusion 14, a limiting structure adapted to the top surface of the limiting protrusion 14 is provided inside the insulating sleeve 8, and a guide hole adapted to the sliding rod 13 is provided on the partition 10.

[0036] Furthermore, the slide rod 13 is a copper rod structure, and a round head is provided on the top of the slide rod 13. The round head on the top of the slide rod 13 protrudes and is arranged at the bottom of the groove 3, so that the round head of the slide rod 13 is convenient for abutting against the plug blade of the socket phase detector 7.

[0037] Furthermore, the limiting structure is a limiting nut 17 disposed at the top of the insulating sleeve 8, and the top of the slide bar 13 can pass through the through hole of the limiting nut 17. The limiting nut 17 is installed at the barrel mouth of the insulating sleeve 8 to limit the limiting convex edge 14 of the slide bar 13 to prevent the slide bar 13 from sliding out of the insulating sleeve 8.

[0038] The limiting structure may also be a limiting screw disposed on the wall of the insulating sleeve 8 , and the limiting convex edge 14 is limited by the limiting screw to prevent the slide rod 13 from sliding upward.

[0039] Furthermore, the demonstration panel 1 is an insulating board structure, and a wiring groove 18 extending laterally is provided on the demonstration panel 1. The neutral wire, the live wire and the ground wire are arranged in the wiring groove 18. A positioning groove for installing the demonstration socket 2 is provided below the wiring groove 18, and a slot for installing the moment switch 4 is provided at the bottom of the slide groove 3. The demonstration panel 1 is provided with a wire groove connecting the slot, the positioning groove and the wiring groove 18.

[0040] Furthermore, the slide groove 3 is a "cross" groove structure, and the upper and lower ends of the slide seat 5 are provided with slide bars 21 that are compatible with the upper and lower ends of the "cross" groove structure, that is, the cross-section of the combination of the slide seat 5 and the slide bar 21 is "cross"-shaped, ensuring stable sliding of the slide seat 5 and the slide groove 3, and the slide seat 5 is not easy to slide out of the slide groove 3.

[0041] Furthermore, a spring telescopic block 19 is provided on the upper groove wall of the slide groove 3, and both sides of the block end of the spring telescopic block 19 are inclined wedge surface structures. The upper end surface of the slide seat 5 is provided with a V-shaped groove 20 adapted to the inclined wedge surface structure. After the V-shaped groove 20 of the slide seat 5 is engaged with the spring telescopic block 19, the slide seat 5 will not slide left and right easily; when the slide seat 5 needs to be slid to the left and right sides, it only needs to gently push the slide seat 5, and the V-shaped groove 20 squeezes the inclined wedge surface structure of the spring telescopic block 19, so that the block of the spring telescopic block 19 shrinks back, thereby allowing the slide seat 5 to slide without interference.

[0042] The foregoing descriptions of specific exemplary embodiments of the present invention are for the purpose of explanation and illustration. These descriptions are not intended to limit the present invention to the precise form disclosed, and it is obvious that many changes and variations can be made based on the above teachings. Although an embodiment of the present invention has been shown and described, this specific embodiment is merely an explanation of the present invention and is not a limitation of the present invention. The specific features, structures, materials or characteristics described may be combined in a suitable manner in any one or more embodiments or examples. The purpose of selecting and describing the exemplary embodiments is to explain the specific principles of the present invention and its practical application, so that those skilled in the art can make modifications, substitutions, variations and various selections and changes to the embodiments without creative contribution as needed after reading this specification without departing from the principles and purpose of the present invention, but they are protected by patent law as long as they are within the scope of the claims of the present invention.

Claims

1. A socket wiring safety demonstration device, comprising a neutral wire, a live wire, a ground wire and a demonstration panel (1), characterized in that: The demonstration panel (1) is provided with a plurality of demonstration sockets (2) arranged in a row, the three wiring terminals of the demonstration sockets (2) being connected to a neutral line, a live line and a ground line, the demonstration panel (1) is provided with a slide groove (3) below the demonstration sockets (2), the bottom of the slide groove (3) being inlaid with a plurality of groups of moment switches (4) electrically connected to the three wiring terminals of the demonstration sockets (2), a slide seat (5) being slidably provided in the slide groove (3), the slide seat (5) being provided with three jacks (6) penetrating therethrough, a socket phase detector (7) being inserted thereon, the three plug blades of the socket phase detector (7) being able to pass through the three jacks (6) to squeeze the moving contact of the moment switch (4) so ​​that the moving contact of the moment switch (4) is connected to a static contact, and the demonstration panel (1) is provided with a switch connected to the neutral line and the live line.

2. A socket wiring safety demonstration device according to claim 1, characterized in that: The moment switch (4) comprises an insulating sleeve (8), a wiring port (9) is provided on one side of the bottom of the insulating sleeve (8), a partition plate (10) is provided above the wiring port (9) in the insulating sleeve (8), and a hexagon socket screw plug (11) is threadedly connected below the wiring port (9), and a spring telescopic rod (12) is provided at the upper part of the insulating sleeve (8), and the bottom end of the spring telescopic rod (12) can be inserted into the wiring port (9).

3. A socket wiring safety demonstration device according to claim 2, characterized in that: The spring telescopic rod (12) comprises a sliding rod (13), the top of the sliding rod (13) is provided with a limiting convex edge (14) adapted to the inner wall of the insulating sleeve (8), a spring (15) is provided below the limiting convex edge (14), a limiting structure adapted to the top surface of the limiting convex edge (14) is provided inside the insulating sleeve (8), and a guide hole adapted to the sliding rod (13) is provided on the partition plate (10).

4. A socket wiring safety demonstration device according to claim 3, characterized in that: The sliding rod (13) is a copper rod structure, and a round head is provided on the top of the sliding rod (13).

5. A socket wiring safety demonstration device according to claim 3, characterized in that: The limiting structure is a limiting screw arranged on the wall of the insulating sleeve (8).

6. A socket wiring safety demonstration device according to claim 3, characterized in that: The limiting structure is a limiting nut (17) arranged at the top of the insulating sleeve (8), and the top of the sliding rod (13) can pass through the through hole of the limiting nut.

7. A socket wiring safety demonstration device according to claim 1, characterized in that: The demonstration panel (1) is an insulating plate structure. The demonstration panel (1) is provided with a wiring groove (18) extending transversely. The neutral wire, the live wire and the ground wire are arranged in the wiring groove (18). A positioning groove for installing the demonstration socket (2) is provided below the wiring groove (18). A slot for installing the moment switch (4) is provided at the bottom of the slide groove (3). The demonstration panel (1) is provided with a wire groove connecting the slot, the positioning groove and the wiring groove (18).

8. A socket wiring safety demonstration device according to claim 7, characterized in that: The slide groove (3) is a cross groove structure, and the upper and lower ends of the slide seat (5) are provided with slide bars that are compatible with the upper and lower ends of the cross groove structure.

9. A socket wiring safety demonstration device according to claim 8, characterized in that: The upper groove wall of the slide groove (3) is provided with a spring telescopic block (19), the block ends of the spring telescopic block (19) have inclined wedge surface structures on both sides, and the upper end surface of the slide seat (5) is provided with a V-shaped groove (20) adapted to the inclined wedge surface structure.

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