CN218038250U

CN218038250U - Grounding failure alarm device

Info

Publication number: CN218038250U
Application number: CN202221361163.9U
Authority: CN
Inventors: 徐长生; 黄丽丽; 钱志诚
Original assignee: Putian Zhaoyu Electric Power Co ltd
Current assignee: Putian Zhaoyu Electric Power Co ltd
Priority date: 2022-06-01
Filing date: 2022-06-01
Publication date: 2022-12-13
Anticipated expiration: 2032-06-01

Abstract

The utility model relates to an alarm device technical field, concretely relates to ground connection failure alarm device, comprising a base plate, the upper end fixedly connected with guard box of bottom plate, the lateral wall of guard box rotates through the hinge and is connected with the guard gate, two the equal fixedly connected with handle of lateral wall of guard gate, the beneficial effects of the utility model are that: when the earth connection appears damaged unable use, just can begin to start with alarm device in the parallelly connected protective housing of earth connection, make buzzer siren and warning light work through the control panel, can provide warning light and siren and tell the maintenance workman, the damage appears in the earth connection, thereby make things convenient for the maintenance of earth connection, and air drying agent and radiator fan in the period also can work simultaneously, the liquid that makes the box absorbs through dry effect, and radiator fan also can continuously reduce the temperature in the protective housing, make the device in the protective housing can carry out stable work.

Description

Grounding failure alarm device

Technical Field

The utility model relates to an alarm device technical field, concretely relates to ground connection inefficacy alarm device.

Background

The grounding wire is a wire directly connected with the ground and can also be called a safety return line, and the grounding wire directly transfers high pressure to the earth in danger to be a life wire. The shell of the household electrical appliance equipment has certain static electricity due to poor insulating property or damp using environment, and an electric shock accident can happen in severe cases. In order to avoid accidents, a wire can be connected to the metal shell of the electric appliance, the other end of the wire is connected to the ground, and once the electric appliance leaks electricity, the grounding wire brings static electricity to the ground to be released.

When the maintenance workman need maintain, need take an earth wire of electrified within range inscription to play the effect of protection, but when the earth wire appears damaging or directly breaks, the staff at this moment still does not know, will use the test pencil to detect at first, although the security performance has obtained the improvement, but can not audio-visually see or hear, convenience greatly reduced.

Therefore, it is necessary to design a ground fault alarm device.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides a ground connection inefficacy alarm device, through alarm device to solve at present when the maintenance workman needs the maintenance, need take an electrification within range internal grounding wire, thereby play the effect of protection, but when the grounding wire appears damaging or directly breaks, the staff at this moment is still not aware of, at first will use the test pencil to detect, although the security performance has obtained the improvement, but can not audio-visually see or hear, convenience greatly reduced scheduling problem.

In order to achieve the above object, the present invention provides the following technical solutions: a grounding failure alarm device comprises a bottom plate, wherein a protective box is fixedly connected to the upper end of the bottom plate, the side walls of the protective box are rotatably connected with protective doors through hinges, the number of the protective doors is two, handles are fixedly connected to the side walls of the two protective doors, the number of the handles is two, and an alarm device is fixedly connected to the middle part of the protective box;

alarm device includes warning subassembly and radiator unit, the lateral wall of protective housing runs through fixedly connected with ventilating board, the lateral wall of protective housing runs through fixedly connected with connecting wire, air dryer is installed to the inner wall lower extreme of protective housing, the equal fixedly connected with support column of inner wall lower extreme of protective housing, the quantity of support column is two, two the upper end fixedly connected with fixed box of support column, warning subassembly fixed connection is in the upper end of protective housing, radiator unit fixed connection is at the middle part of protective housing.

Preferably, the alarm assembly comprises two buzzer alarms, and the two buzzer alarms are arranged on two sides of the upper end of the protection box.

Preferably, the mount pad is installed to the upper end of guard box, the protection casing is installed to the upper end of mount pad, the warning light sets up the middle part at the protection casing.

Preferably, the radiator unit includes the dust guard, the quantity of dust guard is two, two dust guard fixed connection is in the both sides of guard box, two the inner wall fixedly connected with dust screen of dust guard, the quantity of dust screen is two.

Preferably, the two sides of the protection box and one side close to the dust-proof plate are both provided with two fan boxes in a penetrating and fixedly connected manner, and the middle parts of the two fan boxes are provided with two cooling fans.

Preferably, the connecting wire runs through fixed connection and is at the lateral wall lower extreme of fixed case, the electro-magnet is installed to the one end of connecting wire, the inner wall fixedly connected with mounting box of fixed case, the mid-mounting of mounting box has the control panel.

Preferably, the second connecting plate is installed to the lateral wall of control panel, the second connecting plate runs through fixed connection on the lateral wall of fixed case, the inner wall upper end fixedly connected with spring of fixed case.

Preferably, the one end fixedly connected with magnetite of spring, the magnetite sets up directly over the electro-magnet, the lateral wall fixedly connected with first connecting plate of electro-magnet, first connecting plate sets up the top at the second connecting plate.

The utility model has the advantages that: when the ground connection damaged appearing and can not use, alarm device just can begin to start with the parallelly connected protective housing of ground connection, make buzzer siren and warning light work through the control panel, can provide warning light and siren and tell the maintenance workman, the ground connection is damaged, thereby make things convenient for the maintenance of ground connection, and air drying agent in the period also can the simultaneous working with radiator fan, the liquid that makes the box absorbs through dry effect, and radiator fan also can continuously reduce the temperature in the protective housing, make the device in the protective housing can carry out stable work, the whole structure is simple, and convenient for operation.

Drawings

Fig. 1 is a front view of a ground fault alarm device provided by the present invention;

fig. 2 is a rear view of a grounding failure alarm device provided by the present invention;

fig. 3 is a cross-sectional view of a grounding failure alarm device provided by the present invention;

fig. 4 is an enlarged view of the structure of the area a in fig. 3 according to the present invention;

fig. 5 is a schematic view of a dust guard of a grounding failure alarm device provided by the present invention;

in the figure: 1. a protective box; 2. a dust-proof plate; 3. connecting wires; 4. a protective door; 5. a base plate; 6. a grip; 7. a hinge; 8. a mounting base; 9. a protective cover; 10. a buzzer alarm; 11. a ventilation board; 12. a heat radiation fan; 13. an electromagnet; 14. a fixed box; 15. an air dryer; 16. a support pillar; 17. mounting a box; 18. a control panel; 19. a fan case; 20. a spring; 21. a warning light; 22. a dust screen; 23. a first connecting plate; 24. a second connecting plate; 25. a magnet is provided.

Detailed Description

The preferred embodiments of the present invention will be described hereinafter with reference to the accompanying drawings, and it should be understood that the preferred embodiments described herein are merely for purposes of illustration and explanation, and are not intended to limit the present invention.

Referring to the attached drawings 1-5, the utility model provides a grounding failure alarm device, which comprises a bottom plate 5, wherein the bottom plate 5 can play the supporting and fixing role and is made of rubber, the upper end of the bottom plate 5 is fixedly connected with a protective box 1, the protective box 1 can play the supporting and protecting role and is made of metal, the side wall of the protective box 1 is rotatably connected with a protective door 4 through a hinge 7, the protective door 4 can play the rotating and protecting role and is made of metal, the number of the protective doors 4 is two, the side walls of the two protective doors 4 are both fixedly connected with a handle 6, the handle 6 is used for facilitating the opening of the protective doors 4 by rotation and is made of metal, the number of the handles 6 is two, the alarm device is fixedly connected to the middle of the protective box 1 and comprises an alarm component and a heat dissipation component, the side wall of the protective box 1 is fixedly connected with a ventilating plate 11 in a penetrating mode, the ventilating plate 11 can play a ventilating role and is made of metal, the side wall of the protective box 1 is fixedly connected with a connecting wire 3 in a penetrating mode, the connecting wire 3 can play a connecting and electrifying role, an air dryer 15 is installed at the lower end of the inner wall of the protective box 1, the air dryer 15 has two types, namely an adsorption type and a refrigeration type, and the adsorption type compressed air dryer utilizes a pressure swing adsorption principle, when wet air passes through an adsorbent, moisture is adsorbed to obtain dry air; the refrigeration type compressed air dryer utilizes the principle of cooling air and reducing the air temperature to separate out moisture in humid air from the air after condensation to obtain dry air, model OJD-208E, the lower end of the inner wall of the protective box 1 is fixedly connected with two supporting columns 16, the supporting columns 16 can play a role in supporting and fixing and are made of metal, the number of the supporting columns 16 is two, the upper ends of the two supporting columns 16 are fixedly connected with a fixed box 14, the fixed box 14 can play a role in supporting and protecting and is made of insulating materials, an alarm component is fixedly connected to the upper end of the protective box 1, a heat dissipation component is fixedly connected to the middle of the protective box 1, the alarm component comprises a buzzer alarm 10, a direct current power supply in the middle of the buzzer alarm 10 is input to generate sound signals under the action of a resonance device through an amplifying and sampling circuit of an oscillation system, the number of the buzzer alarm 10 is two, the two buzzer alarms 10 are installed on two sides of the upper end of the protection box 1, the installation seat 8 is installed on the upper end of the protection box 1, the installation seat 8 can play a role in supporting and installing and is made of metal, the protection cover 9 is installed on the upper end of the installation seat 8, the protection cover 9 can play a role in supporting and protecting and is made of glass, the warning light 21 is installed on the upper end of the installation seat 8, the warning light 21 can convert an electric signal into an optical signal so as to play a role in warning, the warning light 21 is arranged in the middle of the protection cover 9, the heat dissipation assembly comprises the dust-proof plates 2, the dust-proof plates 2 can play a role in fixing and connecting and are made of metal, the number of the dust-proof plates 2 is two, the two dust-proof plates 2 are fixedly connected on two sides of the protection box 1, the dust-proof nets 22 are fixedly connected to the inner walls of the two dust-proof plates 2, and the dust-proof nets 22 can play a role in dust prevention, the iron core is made of metal, the number of the dust screens 22 is two, two fan boxes 19 penetrate through and are fixedly connected with two sides of the protection box 1 and one side close to the dust-proof plate 2, the fan boxes 19 can play a role in supporting and protecting, the fan boxes are made of metal, the number of the fan boxes 19 is two, the middle parts of the two fan boxes 19 are provided with the heat dissipation fans 12, when the heat dissipation fans 12 work, blades push air to flow in the same direction as a shaft, so that the heat dissipation and temperature reduction effects are achieved, the number of the heat dissipation fans 12 is two, the connecting wire 3 penetrates through and is fixedly connected with the lower end of the side wall of the fixing box 14, one end of the connecting wire 3 is provided with the electromagnet 13, the electromagnet 13 is a device which generates electromagnetism when being electrified, a conductive winding matched with the power of the iron core is wound outside the iron core, the coil which is provided with the magnetism like a magnet, the inner wall of the fixing box 14 is fixedly connected with the mounting box 17, the mounting box 17 can play a role in supporting and protecting, is made of insulating material, the middle part of the mounting box 17 is provided with the control panel 18, the control panel 18 is also a circuit board, the application range of the circuit board is not as wide as that of the circuit board, but the circuit board is more intelligent and automatic than a common circuit board, in short, the circuit board can play a role in control, the side wall of the control panel 18 is provided with the second connecting plate 24, the second connecting plate 24 can play a role in connection and conduction and is made of metal, the second connecting plate 24 penetrates through and is fixedly connected on the side wall of the fixing box 14, the upper end of the inner wall of the fixing box 14 is fixedly connected with the spring 20, the magnet 25 can be pulled upwards under the elastic action of the spring 20 and is made of metal, one end of the spring 20 is fixedly connected with the magnet 25 which can have metal with a magnetic pole adsorption effect, the magnet 25 is arranged right above the electromagnet 13, the side wall of the electromagnet 13 is fixedly connected with a first connecting plate 23, the first connecting plate 23 can play a role in connection and electric conduction and is made of metal, and the first connecting plate 23 is arranged above a second connecting plate 24;

the utility model discloses a use as follows: when the technical personnel in the field need carry out construction, when the earth connection breaks or splits, the electric current then can insert in the electro-magnet 13 through connecting wire 3, thereby make electro-magnet 13 have magnetic force, and can attract magnetite 25 downwards, and pull spring 20 through magnetite 25, thereby make first connecting plate 23 and second connecting plate 24 contact, make the electric current work through control panel 18, can make buzzer siren 10 and warning light 21 carry out work, buzzer siren 10 can play the effect of reporting to the police, warning light 21 can play the effect of warning illumination, and radiator fan 12 can work, thereby the rotation can be with the temperature escape in protective housing 1, thereby play radiating effect, make the device in protective housing 1 can carry out high-efficient stable work, and air dryer 15 work at this moment can absorb the moisture in the air, and with dry air in the protective housing 1, during normal maintenance, can use handle 6 to rotate protective door 4 and open, be convenient for maintenance and change of alarm device, and convenience and rapidness.

The above is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of the claimed invention as far as possible.

Claims

1. The utility model provides a ground connection failure alarm device, includes bottom plate (5), upper end fixedly connected with protective housing (1) of bottom plate (5), the lateral wall of protective housing (1) is rotated through hinge (7) and is connected with guard gate (4), the quantity of guard gate (4) is two, two the equal fixedly connected with handle (6) of lateral wall of guard gate (4), the quantity of handle (6) is two, its characterized in that: the middle part of the protective box (1) is fixedly connected with an alarm device;

alarm device includes warning assembly and radiator unit, the lateral wall of protective housing (1) runs through fixedly connected with ventilating board (11), the lateral wall of protective housing (1) runs through fixedly connected with connecting wire (3), air dryer (15) are installed to the inner wall lower extreme of protective housing (1), the equal fixedly connected with support column (16) of inner wall lower extreme of protective housing (1), the quantity of support column (16) is two, two upper end fixedly connected with fixation box (14) of support column (16), warning assembly fixed connection is in the upper end of protective housing (1), radiator unit fixed connection is at the middle part of protective housing (1).

2. The ground fault alarm device of claim 1, wherein: the alarm component comprises buzzing alarms (10), the number of the buzzing alarms (10) is two, and the buzzing alarms (10) are arranged on two sides of the upper end of the protective box (1).

3. The ground fault alarm device of claim 2, wherein: mounting seat (8) are installed to the upper end of protective housing (1), protection casing (9) are installed to the upper end of mounting seat (8), warning light (21) set up the middle part at protection casing (9).

4. The ground fault alarm device of claim 1, wherein: the heat dissipation assembly comprises two dust-proof plates (2), the number of the dust-proof plates (2) is two, the dust-proof plates (2) are fixedly connected to the two sides of the protection box (1) and the inner walls of the dust-proof plates (2) are fixedly connected with dust-proof nets (22), and the number of the dust-proof nets (22) is two.

5. The ground fault alarm device of claim 4, wherein: fixedly connected with fan box (19) all run through in the both sides of protective housing (1) and the one side that is close to dust guard (2), the quantity of fan box (19) is two, two the mid-mounting of fan box (19) has radiator fan (12), the quantity of radiator fan (12) is two.

6. The ground fault alarm device of claim 5, wherein: connecting wire (3) run through fixed connection at the lateral wall lower extreme of fixed case (14), electro-magnet (13) are installed to the one end of connecting wire (3), the inner wall fixedly connected with mounting box (17) of fixed case (14), the mid-mounting of mounting box (17) has control panel (18).

7. The ground fault alarm device of claim 6, wherein: second connecting plate (24) are installed to the lateral wall of control panel (18), second connecting plate (24) run through fixed connection on the lateral wall of fixed case (14), the inner wall upper end fixedly connected with spring (20) of fixed case (14).

8. The ground fault alarm device of claim 7, wherein: one end fixedly connected with magnetite (25) of spring (20), magnetite (25) set up directly over electro-magnet (13), the first connecting plate of lateral wall fixedly connected with (23) of electro-magnet (13), first connecting plate (23) set up the top at second connecting plate (24).