CN217279873U

CN217279873U - Intelligent demonstration equipment for electric leakage fire

Info

Publication number: CN217279873U
Application number: CN202220319558.6U
Authority: CN
Inventors: 胡银方
Original assignee: Hefei Xunyan Electronic Technology Co ltd
Current assignee: Hefei Xunyan Electronic Technology Co ltd
Priority date: 2021-10-26
Filing date: 2022-02-17
Publication date: 2022-08-23
Anticipated expiration: 2032-02-17

Abstract

The utility model discloses an intelligent demonstration device for electric leakage fire, which relates to the technical field of electric leakage, and comprises a mounting plate and a demonstration plate arranged on the side wall of the mounting plate, wherein the side wall of the mounting plate is provided with a mounting groove; the inner side wall of the mounting groove is connected with a movable plate in a sliding manner; the utility model discloses a movable plate, the connecting plate, the slider, reset spring and litter's cooperation is used, when installing the demonstration board, through aim at the inside promotion demonstration board of movable plate with the demonstration board, make the movable plate inwards remove, and then drive the lateral wall of slider along the litter through the connecting plate and slide to both sides, make the stay cord slack rope, and then make the locating piece get into the inside wall of constant head tank under positioning spring's effect, just accomplished the quick installation to the demonstration board, and is simple and convenient swift to handle, outside the installation was accomplished the outside demonstration board of pulling of back department could just dismantle, other modes all can not cause the demonstration board not hard up, the stability of demonstration board after having guaranteed the installation, make things convenient for personnel's use.

Description

Intelligent demonstration equipment for electric leakage fire

Technical Field

The utility model relates to an electric leakage technical field especially relates to an intelligent demonstration equipment is used in electric leakage conflagration.

Background

The electric leakage is generated by a certain potential difference between the shell of the electric appliance and a live wire of a mains supply after being communicated for some reason, the best method for detecting the electric leakage is to use a test pencil to contact a charged body, if a neon bulb is lighted, the neon bulb is immediately extinguished, the charged body is proved to be static electricity, and if the neon bulb is lighted for a long time, the electric leakage is undoubted. Some electrical appliances adopt a circuit board which has problems (a low-voltage circuit of the circuit board is not isolated from 220V alternating current and is provided with commercial power), and electrical appliances adopting a switching power supply are the same. For example, in some old color televisions, a person feels numb hands when touching the antenna, which is leakage current generated when the antenna is connected with a circuit board. However, these are not very dangerous to humans because of the very low current generated by the very high resistance between the circuit board and the mains. Even if the circuit board of the electrical appliance has no problem, the phenomenon of electric leakage can also occur due to electric leakage (particularly capacitance) of some elements or due to the fact that the circuit board is affected with damp and too much dust, and if some electrical appliance shells are not electrified at first, but are electrified after being used for a period of time, the situation is mostly the case.

The existing intelligent demonstration equipment for the electric leakage fire disaster is troublesome to install when being installed, and can have the condition of being installed infirm, and when the external touch is caused, the falling condition occurs, the safety of the intelligent demonstration equipment is influenced, and unnecessary economic loss is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an intelligent demonstration device for electric leakage fire.

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

the intelligent demonstration equipment for the electric leakage fire comprises a mounting plate and a demonstration plate mounted on the side wall of the mounting plate, wherein the side wall of the mounting plate is provided with a mounting groove;

the utility model discloses a mounting groove, including mounting groove, inside wall sliding connection have the movable plate, the bottom of movable plate is connected with four connecting plates through the bearing, four the tip of connecting plate is connected with four sliders, two through the bearing the opposite side fixedly connected with reset spring of slider, the inside wall sliding connection of slider has the litter, the tip of litter with the inside wall fixed connection of mounting groove, fixedly connected with positioning mechanism on the lateral wall of slider.

Preferably, the positioning mechanism comprises a pull rope fixedly connected with the side wall of the sliding block, a positioning block is fixedly connected with the end part of the pull rope, and a positioning spring is fixedly connected with one end of the positioning block.

Preferably, the inside wall of mounting groove has seted up the spout, the constant head tank has been seted up on the lateral wall of demonstration board.

Preferably, the inner side wall of the sliding groove is in sliding connection with the outer side wall of the positioning block, the inner side wall of the sliding groove is fixedly connected with the end portion of the positioning spring, and the other end of the positioning block is attached to the inner side wall of the positioning groove.

Preferably, the top of movable plate with the bottom of demonstration board is laminated, the lateral wall of demonstration board with the inside wall sliding connection of mounting groove.

Preferably, the stay cord with mounting panel sliding connection, the stay cord is followed the axis of movable plate is the symmetry and sets up, the locating piece is followed the axis of movable plate is the symmetry and sets up, the positioning spring is followed the axis of movable plate is the symmetry and sets up.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a movable plate, the connecting plate, the slider, reset spring and litter's cooperation is used, when installing the demonstration board, through aim at the inside promotion demonstration board of movable plate with the demonstration board, make the movable plate inwards remove, and then drive the lateral wall of slider along the litter through the connecting plate and slide to both sides, make the stay cord slack rope, and then make the locating piece get into the inside wall of constant head tank under positioning spring's effect, just accomplished the quick installation to the demonstration board, and is simple and convenient swift to handle, outside the installation was accomplished the outside demonstration board of pulling of back department could just dismantle, other modes all can not cause the demonstration board not hard up, the stability of demonstration board after having guaranteed the installation, make things convenient for personnel's use.

2. The utility model discloses when dismantling, through outside pulling demonstration board for the locating piece inwards removes under the extrusion of demonstration board, makes the locating piece take out from the inside wall of constant head tank, and then makes the stay cord rope loosening, makes things convenient for personnel to dismantle the maintenance operation, the next installation of being convenient for the initial position that the slider recovers under reset spring's effect.

Drawings

Fig. 1 is a schematic front three-dimensional structure diagram of an intelligent demonstration device for electric leakage fire provided by the utility model;

fig. 2 is a schematic top sectional three-dimensional structure diagram of an intelligent demonstration device for electric leakage fire, which is provided by the utility model;

fig. 3 is an enlarged schematic structural diagram of a point a in fig. 2 of the intelligent demonstration apparatus for electric leakage fire provided by the utility model;

fig. 4 is an enlarged schematic structural diagram of B in fig. 2 of the intelligent demonstration apparatus for electric leakage fire.

In the figure: 1. mounting a plate; 2. a demonstration board; 3. mounting grooves; 4. moving the plate; 5. a connecting plate; 6. a slider; 7. a return spring; 8. a slide rod; 9. pulling a rope; 10. positioning blocks; 11. positioning a groove; 12. a positioning spring; 13. a chute.

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.

Referring to fig. 1-4, the intelligent demonstration device for electric leakage fire comprises a mounting plate 1 and a demonstration plate 2 mounted on the side wall of the mounting plate 1, wherein the side wall of the mounting plate 1 is provided with a mounting groove 3;

the inner side wall of the mounting groove 3 is connected with a movable plate 4 in a sliding manner, the bottom of the movable plate 4 is connected with four connecting plates 5 through bearings, the four connecting plates 5 are symmetrically arranged along the central axis of the movable plate 4, the end parts of the four connecting plates 5 are connected with four sliding blocks 6 through bearings, one opposite sides of the two sliding blocks 6 are fixedly connected with return springs 7, the return springs 7 are symmetrically arranged along the central axis of the mounting groove 3, the inner side wall of each sliding block 6 is connected with a sliding rod 8 in a sliding manner, the sliding rods 8 are symmetrically arranged along the central axis of the mounting groove 3, the return springs 7 are sleeved on the outer side wall of each sliding rod 8, the end parts of the sliding rods 8 are fixedly connected with the inner side wall of the mounting groove 3, and the side walls of the sliding blocks 6 are fixedly connected with positioning mechanisms;

through the arrangement of the structure, power is provided for the action of the positioning mechanism, and the stable work of the positioning mechanism is ensured.

The positioning mechanism comprises a pull rope 9 fixedly connected with the side wall of the sliding block 6, the end part of the pull rope 9 is fixedly connected with a positioning block 10, and one end of the positioning block 10 is fixedly connected with a positioning spring 12;

through the setting of above-mentioned structure, guaranteed the demonstration board 2 and installed the stability after accomplishing.

Wherein, spout 13 has been seted up to the inside wall of mounting groove 3, has seted up constant head tank 11 on demonstration board 2's the lateral wall, and spout 13 is the symmetry setting along mounting groove 3's axis, and constant head tank 11 is the symmetry setting along demonstration board 2's axis.

Wherein, the inside wall of spout 13 and the lateral wall sliding connection of locating piece 10, the inside wall of spout 13 and the tip fixed connection of positioning spring 12, the other end of locating piece 10 and the inboard wall laminating of constant head tank 11.

Wherein, the top of movable plate 4 is laminated with the bottom of demonstration board 2, and the lateral wall of demonstration board 2 and the inside wall sliding connection of mounting groove 3.

The pull rope 9 is connected with the mounting plate 1 in a sliding mode, the pull rope 9 is symmetrically arranged along the central axis of the moving plate 4, the positioning blocks 10 are symmetrically arranged along the central axis of the moving plate 4, and the positioning springs 12 are symmetrically arranged along the central axis of the moving plate 4.

In the utility model, the demonstration board 2 is firstly installed, when being installed, the demonstration board 2 is pushed inwards by aligning the demonstration board 2 with the moving plate 4, so that the moving plate 4 moves inwards, and then the connecting plate 5 drives the slider 6 to slide towards two sides along the outer side wall of the slide rod 8, so that the pull rope 9 is loosened, and further the positioning block 10 enters the inner side wall of the positioning groove 11 under the action of the positioning spring 12, and the quick installation of the demonstration board 2 is completed;

then, the experiment can be carried out, the illumination circuit starts to work normally in the experiment, when the leakage button is pressed, the circuit generates leakage through the position contacted with the ground, the current in the leakage loop is very high, so that part of lines are heated and red, and the leakage can be stopped immediately by clicking 'stop'; in order to ensure the safety of the experiment, the operation is automatically stopped twenty seconds after the electric leakage starts, and the operations are all carried out on a control panel (the control panel is the prior art, is drawn in the figure and is not described in detail here);

when demonstration board 2 broke down and need dismantle the maintenance, demonstration board 2 through outside pulling, make locating piece 10 inwards move under demonstration board 2's squeezing action, make locating piece 10 take out from the inside wall of constant head tank 11, and then make stay cord 9 loose rope, make the initial position that slider 6 resumes under reset spring 7's effect, and then drive movable plate 4 through connecting plate 5 and reset, just accomplished the dismantlement to demonstration board 2, and the operation is simple and convenient swift, the installation stability is good, convenient personnel use, and is worth promoting.

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 intelligent demonstration equipment for the electric leakage fire comprises a mounting plate (1) and a demonstration plate (2) mounted on the side wall of the mounting plate (1), and is characterized in that the side wall of the mounting plate (1) is provided with a mounting groove (3);

the utility model discloses a fixing device for a sliding rod, including mounting groove (3), the inside wall sliding connection of mounting groove (3) has movable plate (4), the bottom of movable plate (4) is connected with four connecting plates (5), four through the bearing the tip of connecting plate (5) is connected with four slider (6), two through the bearing one side fixedly connected with reset spring (7) in opposite directions of slider (6), the inside wall sliding connection of slider (6) has litter (8), the tip of litter (8) with the inside wall fixed connection of mounting groove (3), fixedly connected with positioning mechanism on the lateral wall of slider (6).

2. The intelligent demonstration device for electric leakage fire disaster according to claim 1, wherein the positioning mechanism comprises a pull rope (9) fixedly connected with the side wall of the sliding block (6), a positioning block (10) is fixedly connected with the end of the pull rope (9), and a positioning spring (12) is fixedly connected with one end of the positioning block (10).

3. The intelligent demonstration device for electric leakage fire according to claim 2, wherein the inner side wall of the mounting groove (3) is provided with a sliding groove (13), and the outer side wall of the demonstration board (2) is provided with a positioning groove (11).

4. The intelligent demonstration device for electric leakage fire according to claim 3, wherein the inner side wall of the sliding groove (13) is slidably connected with the outer side wall of the positioning block (10), the inner side wall of the sliding groove (13) is fixedly connected with the end portion of the positioning spring (12), and the other end of the positioning block (10) is attached to the inner side wall of the positioning groove (11).

5. The intelligent demonstration device for electric leakage fire disaster according to claim 1, wherein the top of the moving plate (4) is attached to the bottom of the demonstration plate (2), and the outer side wall of the demonstration plate (2) is slidably connected with the inner side wall of the installation groove (3).

6. The intelligent demonstration device for electric leakage fire as claimed in claim 2, wherein the pull rope (9) is connected with the mounting plate (1) in a sliding manner, the pull rope (9) is symmetrically arranged along the central axis of the moving plate (4), the positioning blocks (10) are symmetrically arranged along the central axis of the moving plate (4), and the positioning springs (12) are symmetrically arranged along the central axis of the moving plate (4).