CN210298265U

CN210298265U - Low-voltage apparatus leakage protection device

Info

Publication number: CN210298265U
Application number: CN201920754468.8U
Authority: CN
Inventors: 李欣; 其他发明人请求不公开姓名
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-24
Filing date: 2019-05-24
Publication date: 2020-04-10
Anticipated expiration: 2029-05-24

Abstract

The utility model discloses a low-voltage apparatus leakage protection device, which comprises a shell, a mounting screw, a protection structure, a ventilation hole, an inner groove, a fixed seat, a rotating shaft and an electric switch, wherein the movable plate is shifted to enter the frame, a limit key body is pressed down along an inclined plane, a base is pressed down along with the movable plate, the base moves downwards on the fixed rod, a second spring is bent, when the limit key body emerges from a limit groove on the frame, the movable plate is limited by the limit key body, a cylinder enters the movable plate at the moment, a first spring is bent, when the limit key body is pressed down, the limit key body does not limit the movable plate any more, the movable plate moves towards the direction far away from the cylinder under the elasticity of the first spring, a side plate is contacted with the frame, a first magnet on the side plate and a second magnet on the frame attract each other, the movable plate and the frame are closed, the effective electric leakage department that will probably be sealed, avoid the human body to take place to touch between accident and lead to electrocuteeing, protect human safety.

Description

Low-voltage apparatus leakage protection device

Technical Field

The utility model relates to a low-voltage apparatus technical field specifically is a low-voltage apparatus earth leakage protection device.

Background

The low-voltage electrical appliance is an element or equipment which can be manually or automatically switched on and off according to external signals and requirements so as to realize switching, control, protection, detection, transformation and regulation of circuits or non-electric objects. Generally, low-voltage electrical appliances can be divided into two categories, namely distribution electrical appliances and control electrical appliances, and are basic constituent elements of a complete set of electrical equipment. In industry, agriculture, traffic, national defense and electricity utilization departments of people, low-voltage power supply is mostly adopted, so the quality of electrical components directly influences the reliability of a low-voltage power supply system. However, in the use process of the low-voltage apparatus, if the low-voltage apparatus has an electric leakage condition, the low-voltage apparatus is accidentally touched by a human body or is conducted by water flow, so that the human body may get an electric shock condition, and the safety of the human body is damaged.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a low-voltage apparatus earth leakage protection device, effectual will probably leak electricity the department and seal, avoided the human body to take place the touching unintentionally and lead to the electric shock, protected human safety, can solve the problem among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a low-voltage apparatus leakage protection device, includes casing, installation screw rod, protection architecture, breather hole, inside groove, fixing base, pivot and electrical apparatus switch, the inside of casing is equipped with the installation screw rod, be equipped with protection architecture between the installation screw rod, the breather hole has been seted up on the protection architecture, one side of breather hole is equipped with the inside groove, the inside of inside groove is equipped with the fixing base, movable mounting has the pivot between the fixing base, be equipped with electrical apparatus switch in the pivot, fixed connection between electrical apparatus switch and the pivot.

Preferably, protection architecture includes frame, fly leaf, elasticity post, curb plate, first magnet, second magnet and spacing key, the inside movable mounting of frame has the fly leaf, one side of fly leaf is equipped with the elasticity post, the opposite side fixed mounting of fly leaf has the curb plate, fixed mounting has first magnet on the curb plate, one side of first magnet is equipped with second magnet, second magnet fixed mounting is on the frame, the inside of fly leaf is equipped with the spacing key.

Preferably, the elasticity post includes cylinder, first spring, limiting plate and blotter, the one end fixed mounting of cylinder is on the frame, the winding has first spring on the cylinder, the one end fixed mounting of first spring is on the frame, the other end fixed connection of first spring is on the fly leaf, the other end fixed mounting of cylinder has the limiting plate, limiting plate movable mounting is in the inside of fly leaf, one side fixed mounting that the limiting plate is close to the limiting plate has the blotter.

Preferably, the limiting key comprises a limiting key body, a base, a connecting seat, a second spring and a fixing rod, the base is fixedly mounted at the bottom end of the limiting key body, the connecting seat is fixedly mounted at the bottom end of the base, the second spring is fixedly connected to the bottom end of the connecting seat, the other end of the second spring is fixedly mounted on the movable plate through the connecting seat, the fixing rods are arranged on two sides of the second spring, the base is movably mounted on the fixing rod, and two ends of the fixing rod are fixedly mounted on the inner wall of the movable plate.

Preferably, the first magnet and the second magnet attract each other.

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

the low-voltage apparatus leakage protection device of the utility model enables the movable plate to enter the frame by stirring the movable plate, the limit key body is pressed down along the inclined plane, the base is pressed down along with the inclined plane, the base moves downwards on the fixed rod, the second spring is bent, when the limit key body emerges from the limit groove on the frame, the movable plate is limited by the limit key body, at the moment, the column body enters the inner part of the movable plate, the first spring is bent, when the limit key body is pressed down, the limit key body does not limit the movable plate any more, the movable plate moves towards the direction far away from the column body under the elastic force of the first spring, the side plate is contacted with the frame, the first magnet on the side plate and the second magnet on the frame attract each other, can make between fly leaf and the frame closed, effectual will probably leak electricity the department seals, avoided the human body to take place to touch between accident and lead to electrocuteeing, protected human safety.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a cross-sectional view of the protection structure of the present invention;

fig. 3 is a partial sectional view of the elastic column of the present invention;

fig. 4 is a partial cross-sectional view of the position limiting key of the present invention.

In the figure: 1. a housing; 2. installing a screw rod; 3. a protective structure; 31. a frame; 32. a movable plate; 33. an elastic column; 331. a cylinder; 332. a first spring; 333. a limiting plate; 334. a cushion pad; 34. a side plate; 35. a first magnet; 36. a second magnet; 37. a limiting key; 371. a limiting key body; 372. a base; 373. a connecting seat; 374. a second spring; 375. fixing the rod; 4. a ventilation hole; 5. an inner tank; 6. a fixed seat; 7. a rotating shaft; 8. an electrical appliance switch.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, a low voltage electrical apparatus leakage protection device includes a housing 1, a mounting screw 2, a protection structure 3, a ventilation hole 4, an inner groove 5, a fixing seat 6, a rotation shaft 7 and an electrical apparatus switch 8, the mounting screw 2 is disposed inside the housing 1, the protection structure 3 is disposed between the mounting screws 2, the ventilation hole 4 is disposed on the protection structure 3, the inner groove 5 is disposed on one side of the ventilation hole 4, the fixing seat 6 is disposed inside the inner groove 5, the rotation shaft 7 is movably disposed between the fixing seats 6, the electrical apparatus switch 8 is disposed on the rotation shaft 7, and the electrical apparatus switch 8 is fixedly connected with the rotation shaft 7.

Referring to fig. 2, the protection structure 3 includes a frame 31, a movable plate 32, an elastic column 33, a side plate 34, a first magnet 35, a second magnet 36 and a limit key 37, the movable plate 32 is movably mounted inside the frame 31, the elastic column 33 is disposed on one side of the movable plate 32, the side plate 34 is fixedly mounted on the other side of the movable plate 32, the first magnet 35 is fixedly mounted on the side plate 34, the second magnet 36 is disposed on one side of the first magnet 35, the second magnet 36 is fixedly mounted on the frame 31, the first magnet 35 and the second magnet 36 attract each other to close the movable plate 32 and the frame 31, and the limit key 37 is disposed inside the movable plate 32.

Referring to fig. 3, the elastic column 33 includes a column 331, a first spring 332, a limiting plate 333 and a cushion 334, one end of the column 331 is fixedly mounted on the frame 31, the first spring 332 is wound on the column 331, one end of the first spring 332 is fixedly mounted on the frame 31, the other end of the first spring 332 is fixedly connected to the movable plate 32, when the column 331 enters the movable plate 32, the first spring 332 bends, the other end of the column 331 is fixedly mounted with the limiting plate 333, the limiting plate 333 is movably mounted inside the movable plate 32, and the cushion 334 is fixedly mounted on one side of the limiting plate 333 close to the limiting plate 333.

Referring to fig. 4, the position-limiting key 37 includes a position-limiting key body 371, a base 372, a connecting seat 373, a second spring 374 and a fixing rod 375, the base 372 is fixedly installed at the bottom end of the position-limiting key body 371, the connecting seat 373 is fixedly installed at the bottom end of the base 372, the second spring 374 is fixedly connected to the bottom end of the connecting seat 373, the other end of the second spring 374 is fixedly installed on the movable plate 32 through the connecting seat 373, the fixing rods 375 are installed at two sides of the second spring 374, the base 372 is movably installed on the fixing rod 375, two ends of the fixing rod 375 are both fixedly installed on the inner wall, when the movable plate 32 enters the inside of the frame 31, the limiting key body 371 is pressed down along the inclined surface, the base 372 is pressed down, the base 372 moves down on the fixing rod 375, the second spring 374 bends, when the limit key body 371 emerges from the limit groove on the frame 31, the movable plate 32 is limited by the limit key body 371.

The working principle is as follows: by stirring the movable plate 32, the movable plate 32 enters the frame 31, the limit key body 371 is pressed down along the inclined plane, the base 372 is pressed down along with the fixed rod 375, the base 372 moves downwards on the fixed rod 375, the second spring 374 is bent, when the limit key body 371 emerges from the limit groove on the frame 31, the movable plate 32 is limited by the limit key body 371, the column 331 enters the inside of the movable plate 32 at the moment, the first spring 332 is bent, when the limit key body 371 is pressed, the limit key body 371 does not limit the movable plate 32 any more, under the elastic force of the first spring 332, the movable plate 32 moves towards the direction far away from the column 331, the side plate 34 is in contact with the frame 31, the first magnet 35 on the side plate 34 and the second magnet 36 on the frame 31 attract each other, and the movable plate 32 and the frame 31 can be closed.

In summary, the following steps: the utility model discloses low-voltage apparatus earth leakage protection device, through stirring fly leaf 32, make fly leaf 32 enter the inside of frame 31, spacing key body 371 is pushed down along the inclined plane, base 372 is followed and is pushed down, base 372 moves down on dead lever 375, second spring 374 is crooked, when spacing key body 371 emerges from the spacing groove on frame 31, fly leaf 32 is spacing by spacing key body 371, cylinder 331 enters the inside of fly leaf 32 this moment, first spring 332 is crooked, when pressing spacing key body 371, spacing key body 371 no longer carries out spacing to fly leaf 32, receive the elasticity of first spring 332, fly leaf 32 moves towards the direction of keeping away from cylinder 331, curb plate 34 contacts with frame 31, first magnet 35 on curb plate 34 and the second magnet 36 on the frame 31 inter attraction, can make and close between fly leaf 32 and the frame 31, the effectual electric leakage department that will probably seals, the electric shock caused by the fact that a human body is touched unintentionally is avoided, and the safety of the human body is protected.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a low-voltage apparatus earth leakage protection device, includes casing (1), installation screw rod (2), protection architecture (3), breather (4), inside groove (5), fixing base (6), pivot (7) and electrical apparatus switch (8), its characterized in that: the inside of casing (1) is equipped with installation screw rod (2), be equipped with protection architecture (3) between installation screw rod (2), ventilation hole (4) have been seted up on protection architecture (3), one side of ventilation hole (4) is equipped with inside groove (5), the inside of inside groove (5) is equipped with fixing base (6), movable mounting has pivot (7) between fixing base (6), be equipped with on pivot (7) electrical apparatus switch (8), fixed connection between electrical apparatus switch (8) and pivot (7).

2. A low-voltage apparatus leakage protection device according to claim 1, characterized in that: protection architecture (3) include frame (31), fly leaf (32), elasticity post (33), curb plate (34), first magnet (35), second magnet (36) and spacing key (37), the inside movable mounting of frame (31) has fly leaf (32), one side of fly leaf (32) is equipped with elasticity post (33), the opposite side fixed mounting of fly leaf (32) has curb plate (34), fixed mounting has first magnet (35) on curb plate (34), one side of first magnet (35) is equipped with second magnet (36), second magnet (36) fixed mounting is on frame (31), the inside of fly leaf (32) is equipped with spacing key (37).

3. A low-voltage apparatus leakage protection device according to claim 2, characterized in that: elasticity post (33) include cylinder (331), first spring (332), limiting plate (333) and cushion (334), the one end fixed mounting of cylinder (331) is on frame (31), the winding has first spring (332) on cylinder (331), the one end fixed mounting of first spring (332) is on frame (31), the other end fixed connection of first spring (332) is on fly leaf (32), the other end fixed mounting of cylinder (331) has limiting plate (333), limiting plate (333) movable mounting is in the inside of fly leaf (32), one side fixed mounting that limiting plate (333) are close to limiting plate (333) has cushion (334).

4. A low-voltage apparatus leakage protection device according to claim 2, characterized in that: spacing key (37) include spacing key body (371), base (372), connecting seat (373), second spring (374) and dead lever (375), the bottom fixed mounting of spacing key body (371) has base (372), the bottom fixed mounting of base (372) has connecting seat (373), the bottom fixed connection of connecting seat (373) has second spring (374), the other end of second spring (374) passes through connecting seat (373) fixed mounting on fly leaf (32), the both sides of second spring (374) are equipped with dead lever (375), base (372) movable mounting is on dead lever (375), the equal fixed mounting in both ends of dead lever (375) is on the inner wall of fly leaf (32).

5. A low-voltage apparatus leakage protection device according to claim 2, characterized in that: the first magnet (35) and the second magnet (36) attract each other.