CN215265978U

CN215265978U - Electric shock prevention power switch

Info

Publication number: CN215265978U
Application number: CN202121611087.8U
Authority: CN
Inventors: 李敏
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-07-15
Filing date: 2021-07-15
Publication date: 2021-12-21
Anticipated expiration: 2031-07-15

Abstract

The utility model discloses an electric shock prevention power switch, including the casing: the shell is provided with a button and a jack respectively, the shell is provided with a protective cover on the outer side of the button, the shell is connected with a sealing assembly on the outer side of the jack in a sliding manner, the shell is internally provided with a static contact piece and a movable contact piece respectively, and the shell is internally provided with a switching assembly for driving the movable contact piece to be in contact with or separated from the static contact piece. The utility model discloses in, this power switch is through the switching subassembly that sets up, the contact state of change movable contact spring and static contact that can be freely nimble for power switch can cut off the supply circuit of jack when not using, and the integrated configuration of cooperation protection casing and sliding closure can play the guard action of secondary protection against electric shock to power switch, thereby the effectual safety in utilization that improves power switch.

Description

Electric shock prevention power switch

Technical Field

The utility model relates to a power switch technical field especially relates to an electric shock prevention power switch.

Background

The term switch is to be interpreted as open and closed, which also refers to an electronic component that can open a circuit, interrupt a current, or allow it to flow to other circuits, the most common being a human-operated electromechanical device in which there are one or more electrical contacts, the "closing" of which indicates that the electrical contact is conducting, allowing a current to flow; the 'open circuit' of the switch means that the electronic contact is not conducted to form an open circuit and current is not allowed to flow, and with the wide application of various electric appliances, a large number of switches appear in a home to provide a safe and reliable control function for a power circuit.

Chinese patent publication No.: CN211045289U discloses an electric shock prevention switch, which comprises a protection plate, a switch body, two baffles, a groove, a fixed block, a rotating rod, two movable blocks, a handle and a fixing mechanism, wherein the switch body is arranged in the protection plate, the two baffles are both slidably mounted on the protection plate, the groove is formed in the protection plate, the fixed block is fixedly mounted on the inner wall of the top of the groove, the rotating rod is rotatably mounted on the fixed block, the two movable blocks are both in threaded mounting on the rotating rod, the handle is fixedly mounted on the rotating rod, and the fixing mechanism is arranged on the handle; fixed establishment includes slidable mounting and is in on hand kelly, a plurality of draw-in grooves have been seted up to one side of guard plate, and is a plurality of the draw-in groove circularizes and distributes, the kelly with draw-in groove looks adaptation, fixed cover is equipped with the installation piece on the kelly, the cover is equipped with the spring on the kelly, the one end of spring with installation piece fixed connection, the other end of spring with handle fixed connection, the one end fixed mounting of kelly has the dog.

However, the existing electric-shock-proof switch usually adopts an outside sealing protection measure, and an on-off control measure is lacked for an electrified circuit inside the switch, so that the risk of the electric-shock-proof switch still exists after electric leakage.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an adopt measure of inside and outside two-stage protection, avoid taking place a protection against electric shock power switch of electric shock phenomenon behind the electric leakage.

In order to achieve the above object, the present invention provides the following technical solutions: an electric shock protection power switch comprising a housing:

the shell is provided with a button and a jack respectively;

a protective cover is arranged on the shell and positioned on the outer side of the button;

a sealing assembly is connected to the shell and positioned on the outer side of the jack in a sliding manner;

a static contact piece and a movable contact piece are respectively arranged in the shell;

and a switching component for driving the movable contact piece to be contacted with or separated from the static contact piece is arranged in the shell.

As a further description of the above technical solution:

the sealing assembly comprises sliding grooves which are arranged on the shell and located on two sides of the jack, and sliding covers are connected in the sliding grooves in a sliding mode.

As a further description of the above technical solution:

and the inner wall of the horizontal end of the sliding cover is provided with a soft magnetic strip.

As a further description of the above technical solution:

and a sponge scraping blade is arranged on the inner wall of the vertical end of the sliding cover.

As a further description of the above technical solution:

the switching assembly comprises a bearing arranged in the shell, a rotating rod penetrates through the bearing and is connected with the bearing in a rotating mode, and convex teeth which are in intermittent contact with the movable contact piece are arranged on the rotating rod.

As a further description of the above technical solution:

also includes an elastic component;

the elastic component comprises a sliding rod arranged on the inner wall of the shell, a sliding sleeve connected with the movable contact spring is sleeved on the sliding rod, and the sliding sleeve is connected with the inner wall of the shell through a spring.

As a further description of the above technical solution:

and the inner wall of the shell is provided with an insulating film in contact with the static contact.

As a further description of the above technical solution:

and a plug cover is embedded in the outer wall of the shell and positioned outside the rotating rod.

In the technical scheme, the utility model provides a pair of protection against electric shock power switch has following beneficial effect:

this power switch is through the switching subassembly that sets up, the contact state of change movable contact and static contact that can be freely nimble for power switch can cut off the supply circuit of jack when not using, and the integrated configuration of cooperation protection casing and sliding closure can play the guard action of secondary protection against electric shock to power switch, thereby the effectual safety in utilization that has improved power switch.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is a schematic structural view of an electric shock protection power switch according to an embodiment of the present invention;

fig. 2 is a schematic view of an internal top structure of a housing according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of an elastic component according to an embodiment of the present invention;

fig. 4 is a schematic side view of a sliding cover according to an embodiment of the present invention.

Description of reference numerals:

1. a button; 2. a protective cover; 3. a housing; 31. an insulating film; 32. a static contact piece; 33. a movable contact spring; 34. an elastic component; 341. a slide bar; 342. a sliding sleeve; 343. a spring; 4. a sliding cover; 41. a sponge wiper blade; 42. soft magnetic strips; 5. a switching component; 51. a bearing; 52. a rotating rod; 53. a convex tooth; 6. a plug cover; 7. a chute; 8. and (4) inserting the jack.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

As shown in fig. 1 and 2, an electric shock protection power switch includes a housing 3:

the shell 3 is respectively provided with a button 1 and a jack 8;

a transparent and flexible protective cover 2 is arranged on the shell 3 and positioned on the outer side of the button 1;

a sealing component is connected to the outer side of the jack 8 on the shell 3 in a sliding manner;

a static contact piece 32 and a movable contact piece 33 are respectively arranged inside the shell 3;

a switching assembly 5 for driving the movable contact piece 33 to contact with or separate from the stationary contact piece 32 is provided in the housing 3.

In this embodiment, the housing 3 is installed at the use place, the power line is connected to the static contact piece 32 and the movable contact piece 33, when the jack 8 is needed to be used, the sealing assembly is operated to move on the housing 3, the jack 8 is exposed, and the plug can be connected, when the button 1 is needed to be operated, the button 1 can be pressed by touching the protective cover 2 with a finger, on the other hand, the contact state of the movable contact piece 33 and the static contact piece 32 can be freely and flexibly changed through the switching assembly 5, so that when the power switch is not used, the power supply circuit of the jack 8 can be cut off, the power switch can be protected by secondary electric shock, and the use safety of the power switch is effectively improved.

As shown in fig. 1, the sealing assembly includes a sliding groove 7 which is arranged on the housing 3 and located on two sides of the insertion hole 8, a sliding cover 4 is connected in the sliding groove 7 in a sliding manner, the sliding cover 4 slides in the sliding groove 7, the sealing protection effect can be achieved on the outer side of the insertion hole 8, and the phenomenon that foreign matters enter the insertion hole 8 and get an electric shock after accidental electric leakage is avoided.

As shown in fig. 4, the inner wall of the horizontal end of the sliding cover 4 is provided with the soft magnetic strip 42, so that when the sliding cover 4 closes the outer side of the jack 8, the soft magnetic strip 42 contacts the bottom of the housing 3, thereby playing a role of magnetic adsorption on the sliding cover 4 and ensuring that the sliding cover 4 can perform closed protection on the jack 8.

As shown in fig. 4, the sponge wiper 41 is disposed on the inner wall of the vertical end of the sliding cover 4, so that when the sliding cover 4 slides, the wiping and cleaning operation is performed on the dust and water stain remained on the housing 3, and the phenomenon of electric leakage caused by the water stain or the dust entering the jack 8 is prevented.

As shown in fig. 2, the switching assembly 5 includes a bearing 51 disposed in the housing 3, a rotating rod 52 is rotatably connected in the bearing 51, and a protruding tooth 53 intermittently contacting with the movable contact piece 33 is disposed on the rotating rod 52, when the rotating rod 52 is rotated, the rotating rod 52 drives the protruding tooth 53 to rotate in the bearing 51, at this time, the protruding tooth 53 intermittently contacts with the movable contact piece 33, so that the movable contact piece 33 can contact with or separate from the fixed contact piece 32, that is, the on/off operation of the power-on circuit in the jack 8 can be realized, and the secondary leakage protection effect on the jack 8 can be realized.

As shown in fig. 2 and fig. 3, the elastic assembly 34 further includes a sliding rod 341 disposed on the inner wall of the housing 3, a sliding sleeve 342 connected to the movable contact piece 33 is sleeved on the sliding rod 341, and the sliding sleeve 342 is connected to the inner wall of the housing 3 through a spring 343, when the movable contact piece 33 is driven by the teeth 53 to approach the static contact piece 32, the movable contact piece 33 will drive the sliding sleeve 342 to move on the sliding rod 341 and press the spring 343 to be compressed and deformed, when the teeth 53 are not in contact with the movable contact piece 33, the spring 343 will return to rebound, and at this time, the movable contact piece 33 will drive the sliding sleeve 342 to move on the sliding rod 341, so that the movable contact piece 33 and the static contact piece 32 are separated, and thus the stable closing or separating operation of the movable contact piece 33 and the static contact piece 32 can be realized.

As shown in fig. 2, the inner wall of the housing 3 is provided with an insulating film 31 in contact with the static contact 32, which can serve as an insulating shield for the position of the static contact 32.

As shown in fig. 1, the plug cover 6 is embedded in the outer wall of the housing 3 and located outside the rotating rod 52, so that the outer side of the rotating rod 52 can be protected and sealed, and thus, the rotating rod 52 is prevented from being operated by an irrelevant person.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. An electric shock prevention power switch, includes casing (3), its characterized in that:

the shell (3) is provided with a button (1) and a jack (8) respectively;

a protective cover (2) is arranged on the shell (3) and positioned on the outer side of the button (1);

a sealing assembly is connected to the shell (3) and positioned on the outer side of the jack (8) in a sliding manner;

a static contact piece (32) and a movable contact piece (33) are respectively arranged in the shell (3);

and a switching component (5) for driving the movable contact piece (33) to be contacted with or separated from the static contact piece (32) is arranged in the shell (3).

2. A shock protection power switch as claimed in claim 1, wherein: the sealing assembly comprises sliding grooves (7) which are arranged on the shell (3) and located on two sides of the insertion hole (8), and sliding covers (4) are connected in the sliding grooves (7) in a sliding mode.

3. A shock protection power switch as claimed in claim 2, wherein: and soft magnetic strips (42) are arranged on the inner wall of the horizontal end of the sliding cover (4).

4. A shock protection power switch as claimed in claim 2, wherein: the inner wall of the vertical end of the sliding cover (4) is provided with a sponge scraping blade (41).

5. A shock protection power switch as claimed in claim 1, wherein: the switching assembly (5) comprises a bearing (51) arranged in the shell (3), a rotating rod (52) penetrates through the bearing (51) and is connected with the rotating rod in a rotating mode, and convex teeth (53) which are in intermittent contact with the movable contact piece (33) are arranged on the rotating rod (52).

6. A shock protection power switch as claimed in claim 1, wherein: further comprising a resilient assembly (34);

the elastic component (34) comprises a sliding rod (341) arranged on the inner wall of the shell (3), a sliding sleeve (342) connected with the movable contact piece (33) is sleeved on the sliding rod (341), and the sliding sleeve (342) is connected with the inner wall of the shell (3) through a spring (343).

7. A shock protection power switch as claimed in claim 1, wherein: the inner wall of the shell (3) is provided with an insulating film (31) which is in contact with the static contact piece (32).

8. A shock protection power switch as claimed in claim 1, wherein: and a plug cover (6) is embedded in the outer wall of the shell (3) and positioned on the outer side of the rotating rod (52).