CN214100011U - Protection device and safety socket - Google Patents

Abstract

The utility model belongs to the technical equipment field of the socket safety, especially, relate to a protector and safe socket. The protection device comprises a shell structure, a protection structure and a limiting structure. The shell structure is provided with an accommodating cavity, the shell structure is provided with an inserting surface, and the inserting surface is provided with a jack communicated with the accommodating cavity; the limiting structure is positioned in the accommodating cavity and comprises a supporting plate and a limiting cover, the supporting plate is flatly laid relative to the insertion surface, and a first through hole is formed in the position, corresponding to the insertion hole, of the supporting plate; and the protection structure comprises a protection plate, and the protection plate is arranged on the support plate in a sliding manner and is positioned between the support plate and the insertion surface. The utility model discloses a limit structure makes the guard plate can not break away from the backup pad to the convenience and the packaging efficiency of protector equipment have been improved.

Description

Protection device and safety socket

Technical Field

The utility model belongs to the technical equipment field of the socket safety, especially, relate to a protector and safe socket.

Background

Currently, safety is the primary factor in people's choice of home electrical products. At present, a power socket frequently used by people mainly comprises a housing and two or three groups of conductive metal sheets (also called a power live wire output conductive plug set, a power zero wire output conductive plug set and a ground wire conductive plug set) installed in the housing. The surface of the power socket shell is provided with two-hole and/or three-hole power jacks, the conductive metal sheet is arranged below the power jacks and is respectively connected with a live wire, a zero wire and a ground wire of a power supply in a wall through a conductive component and a lead, and therefore the power jacks on the surface of the power socket are provided with power supply output.

Because the electrified conductive metal sheet in the power socket is positioned below the power jack with the hollowed-out surface of the shell, in actual life, children often stretch fingers into the power jack because of curiosity, or touch the conductive metal sheet below the power jack (namely, the power output conductive plug bush) by the fingers or the metal rod. Once the child touches the conductive metal sheet in the power jack, the occurrence of electric shock casualty accidents can be caused, and the electric shock casualty accidents are very dangerous.

When the socket is correctly plugged by the plug, the protection plate is triggered to slide through the contact pin of the plug, so that the jack of the socket is opened; and when the socket is inserted by the foreign matter mistake, the jack can be covered to the guard plate, avoids the foreign matter to continue to go deep into the jack.

However, the existing protection plates are all arranged on the surface of a structural member supporting the protection plates in a sliding mode, so that the protection plates are easy to separate from the structural member supporting the protection plates and fall off when the socket is assembled, the assembly is troublesome, and the assembly efficiency is low.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of the present application is to provide a protection device, which aims to solve the problem of how to improve the safety of a socket when being plugged, and improve the convenience of socket assembly.

In order to achieve the purpose, the technical scheme adopted by the application is as follows: providing a protective device comprising:

the shell structure is provided with an accommodating cavity and an inserting surface, and the inserting surface is provided with a jack communicated with the accommodating cavity;

the limiting structure is positioned in the accommodating cavity and comprises a supporting plate and a limiting cover, the supporting plate is flatly laid relative to the inserting surface, and a first through hole is formed in the position, corresponding to the inserting hole, of the supporting plate; and

the protection structure comprises a protection plate, and the protection plate is arranged on the support plate in a sliding mode and is positioned between the support plate and the inserting surface;

wherein, the guard plate has first sliding position and second sliding position, the guard plate is in during the first sliding position, the guard plate blocks first via hole with the intercommunication of jack, the guard plate is in during the second sliding position, first via hole intercommunication the jack, spacing lid is connected the backup pad is restricted the guard plate breaks away from the backup pad.

In one embodiment, the limiting cover is arranged between the supporting plate and the plugging surface, a second through hole is formed in the position, corresponding to the insertion hole, of the limiting cover, the limiting cover and the supporting plate form a protection limiting groove together, and the protection plate is arranged in the protection limiting groove in a sliding mode.

In one embodiment, the limiting cover comprises two limiting cover plates and two limiting side plates, the two limiting side plates are detachably connected with the supporting plate, the two ends of the limiting cover plate are respectively connected with the two limiting side plates, the limiting cover plate and the supporting plate together form the protective limiting groove, and the second via hole is formed in one of the limiting side plates.

In one embodiment, the limiting structure further includes a limiting buckle leg, at least one limiting buckle leg is disposed on the limiting side plate, a limiting buckle hole is disposed at a position of the supporting plate corresponding to each limiting buckle leg, one end of each limiting buckle leg is connected to the corresponding limiting side plate, and the other end of each limiting buckle leg is fastened to the corresponding limiting buckle hole.

In one embodiment, the limit buckle foot comprises a limit arm with one end connected with the limit side plate and a limit buckle head connected with the other end of the limit arm, and the limit buckle head is connected with the limit buckle hole in a buckling mode.

In one embodiment, two limit buckle feet are arranged on each limit side plate at intervals.

In one embodiment, the protection structure further comprises a protection reset piece with elastic restoring force, one end of the protection reset piece is connected with the protection plate, the other end of the protection reset piece is connected with the inner wall of the protection limiting groove, and the protection reset piece is used for resetting the protection plate from the second sliding position to the first sliding position.

In one embodiment, the protection plate is provided with a reset groove for the protection reset piece to be arranged, and one end of the protection reset piece is abutted to the groove wall of the reset groove.

In one embodiment, a stop column is convexly arranged at the bottom of the protective limit groove, and the other end of the protective reset piece abuts against the stop column.

Another object of the present application is to provide a safety socket, which includes the above-mentioned protection device, the housing structure includes a bottom shell and a face cover, the insertion surface is disposed on the face cover, and the bottom shell and the face cover together form the accommodating cavity.

The beneficial effect of this application lies in: through setting up the guard plate to when the guard plate is in first sliding position, the intercommunication of separation jack and first via hole, thereby improved the security of jack, spacing lid of rethread is with the guard plate spacing in the backup pad, and the guard plate can only do reciprocating sliding in the backup pad, and can not break away from the backup pad, thereby has improved the convenience of protector equipment, has improved the packaging efficiency.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is an exploded view of a shielding device according to an embodiment of the present application;

FIG. 2 is an exploded view of a shielding device according to another embodiment of the present application;

FIG. 3 is a schematic structural view of the position-limiting cover of FIG. 2;

FIG. 4 is a schematic structural view of the fender of FIG. 2;

fig. 5 is a perspective view of a safety socket according to an embodiment of the present application.

Wherein, in the figures, the respective reference numerals:

101. a guard; 10. a housing structure; 11. a face cover; 12. a bottom case; 49. a protective structure; 491. a protection plate; 492. a reset groove; 40. a limiting structure; 41. a limiting cover; 42. a support plate; 421. limiting buckle holes; 422. a first via hole; 44. a protective limit groove; 45. a stop post; 13. an accommodating cavity; 111. inserting surfaces; 112. a jack; 411. a limiting cover plate; 412. a limiting side plate; 413. a second via hole; 43. a limit buckle foot; 431. a limiting arm; 432. a limiting buckle head; 200. a safety socket;

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 and 2, an embodiment of the present application provides a protection device 101, which includes a housing structure 10, a limiting structure 40, and a protection structure 49. The housing structure 10 has an accommodating cavity 13, the housing structure 10 has an insertion surface 111, and the insertion surface 111 has an insertion hole 112 communicating with the accommodating cavity 13. Optionally, the housing structure 10 is made of a plastic material, three insertion holes 112 are formed in the housing structure, and a plug can be inserted into the housing structure 10 through the three insertion holes 112. The limiting structure 40 is located in the accommodating cavity 13, the limiting structure 40 includes a supporting plate 42 and a limiting cover 41, and optionally, the supporting plate 42 and the limiting cover 41 are both made of plastic material. The supporting plate 42 is disposed in a flat manner relative to the inserting surface 111, and a first through hole 422 is formed in a position of the supporting plate 42 corresponding to the inserting hole 112. The contact pin of the plug is inserted into the insertion hole 112 and then inserted into the first through hole 422 to penetrate into the accommodating cavity 13. The shielding structure 49 includes a shielding plate 491, which is slidably disposed on the support plate 42 and is positioned between the support plate 42 and the insertion surface 111. Optionally, the protection plate 491 has a first sliding position and a second sliding position, when the protection plate 491 is at the first sliding position, the protection plate 491 blocks the communication between the first through hole 422 and the insertion hole 112, when the protection plate 491 is at the second sliding position, the first through hole 422 communicates with the insertion hole 112, and the limit cover 41 is connected to the support plate 42 and limits the protection plate 491 to separate from the support plate 42. It will be appreciated that the fender is normally in the first sliding position, and the plug in this embodiment is a three-prong plug, i.e. the plug includes three contact pins, one of which is connected to ground and the other two of which are connected to live and neutral conductors respectively. The length of the contact pin connected with the ground wire is larger than the length of the other two contact pins. When each contact pin of the plug is ready to be inserted into the corresponding jack 112, the contact pin connected to the ground first abuts against the protection plate 491, and pushes the protection plate 491 to move from the first sliding position to the second sliding position, so that the three jacks 112 are exposed, and the three contact pins of the plug can be continuously and smoothly inserted into the corresponding jacks 112. After the plug is pulled out of the jack 112, the protection plate 491 is restored to the first sliding position from the second sliding position, so as to prevent other foreign matters from entering the jack 112, for example, prevent fingers from being inserted into the jack 112 by mistake, and improve the safety of the jack 112.

Referring to fig. 1 and 3, by providing the protection plate 491 and blocking the communication between the insertion hole 112 and the first through hole 422 when the protection plate 491 is at the first sliding position, the foreign matter is prevented from entering the insertion hole 112 and the safety of the insertion hole 112 is improved, and then the protection plate 491 is limited on the support plate 42 by the limiting cover 41, and the protection plate 491 can only slide back and forth on the support plate 42 and cannot be separated from the support plate 42, so that the convenience of assembling the protection device 101 is improved, and the assembling efficiency is improved.

Referring to fig. 3, in an embodiment, the limiting cover 41 is disposed between the supporting plate 42 and the inserting surface 111, the limiting cover 41 is provided with a second through hole 413 at a position corresponding to the inserting hole 112, the limiting cover 41 and the supporting plate 42 together form a protection limiting groove 44, and the protection plate 491 is slidably disposed in the protection limiting groove 44. Through setting up protection spacing groove 44 to avoid when protector 101 assembles, protection plate 491 breaks away from backup pad 42, has improved the convenience of equipment. It is understood that when the protection plate 491 is at the second sliding position, the contact pin of the plug can pass through the insertion hole 112, the second through hole 413 and the first through hole 422 in sequence, so as to penetrate into the interior of the accommodating cavity 13.

Referring to fig. 3, in an embodiment, the position-limiting cover 41 includes two position-limiting side plates 412 and a plate 41 of the position-limiting cover, the two position-limiting side plates 412 are detachably connected to the supporting plate 42, two ends of the plate 41 of the position-limiting cover are respectively connected to the two position-limiting side plates 412, the plate 41 of the position-limiting cover and the supporting plate 42 form a protection position-limiting groove 44, and the second through hole 413 is opened in one of the position-limiting side plates 412. Optionally, the two limiting side plates 412 are respectively provided with a second through hole 413, and the number of the first through holes 422 is matched with the number of the second through holes 413. The retaining cover 41 is attached to the support plate 42 by two retaining side plates 412. Optionally, the limit side plate 412 and the limit cover 41 are both arranged parallel to the insertion surface 111.

In one embodiment, the position-limiting structure 40 further includes position-limiting fastening legs 43, at least one position-limiting fastening leg 43 is disposed on the position-limiting side plate 412, position-limiting fastening holes 421 are formed in positions of the supporting plate 42 corresponding to the position-limiting fastening legs 43, one end of each position-limiting fastening leg 43 is connected to the corresponding position-limiting side plate 412, and the other end of each position-limiting fastening leg 43 fastens the corresponding position-limiting fastening hole 421. Through the cooperation of the limit buckle foot 43 and the limit buckle hole 421, the limit cover 41 is detachably connected with the support plate 42, and the connection process is simple and convenient.

Referring to fig. 3, in one embodiment, the position-limiting fastening foot 43 includes a position-limiting arm 431 connected to the position-limiting side plate 412 at one end and a position-limiting fastening head 432 connected to the other end of the position-limiting arm 431, and the position-limiting fastening head 432 is fastened to the position-limiting fastening hole 421. Optionally, a guiding surface is disposed on the position-limiting buckle head 432, so as to guide the position-limiting buckle head 432 to smoothly snap into the position-limiting buckle hole 421.

In one embodiment, two retaining buckle legs 43 are spaced apart from each retaining side plate 412. The limit buckle feet 43 are arranged at intervals around the circumference of the limit cover 41.

Referring to fig. 4, in one embodiment, the protection structure 49 further includes a protection reset member (not shown) having an elastic restoring force, one end of the protection reset member is connected to the protection plate 491, the other end of the protection reset member is connected to the inner wall of the protection limiting groove 44, and the protection reset member is used for resetting the protection plate 491 from the second sliding position to the first sliding position. Alternatively, the protection reset member is a tube spring, and the protection plate 491 slides from the first sliding position to the second sliding position, the protection reset member is compressed, and after the external force is removed, the protection reset member drives the protection plate 491 to reset from the second sliding position to the first sliding position, so that the jack 112 is in the protection state.

In one embodiment, the protection plate 491 defines a reset groove 492 for the protection reset member to be disposed, and one end of the protection reset member abuts against a groove wall of the reset groove 492. By providing the reset groove 492, the structure of the protective structure 49 can be made compact, which is beneficial to saving the installation space.

In one embodiment, the bottom of the protective limiting groove 44 is convexly provided with a stop pillar 45, and the other end of the protective reset piece abuts against the stop pillar 45.

Referring to fig. 5, the present invention further provides a safety socket 200, the safety socket 200 includes the protection device 101, the specific structure of the protection device 101 refers to the above embodiments, and since the safety socket 200 adopts all technical solutions of all the above embodiments, all the beneficial effects brought by the technical solutions of the above embodiments are also achieved, and are not repeated herein.

In one embodiment, the housing structure 10 includes a bottom shell 12 and a top cover 11, the insertion surface 111 is opened on the top cover 11, and the bottom shell 12 and the top cover 11 together form the receiving cavity 13.

The present invention is not intended to be limited to the particular embodiments shown and described, but is to be accorded the widest scope consistent with the principles and novel features herein disclosed.

Claims (10)

1. A protective device, comprising:

the shell structure is provided with an accommodating cavity and an inserting surface, and the inserting surface is provided with a jack communicated with the accommodating cavity;

the limiting structure is positioned in the accommodating cavity and comprises a supporting plate and a limiting cover, the supporting plate is flatly laid relative to the inserting surface, and a first through hole is formed in the position, corresponding to the inserting hole, of the supporting plate; and

the protection structure comprises a protection plate, and the protection plate is arranged on the support plate in a sliding mode and is positioned between the support plate and the inserting surface;

wherein, the guard plate has first sliding position and second sliding position, the guard plate is in during the first sliding position, the guard plate blocks first via hole with the intercommunication of jack, the guard plate is in during the second sliding position, first via hole intercommunication the jack, spacing lid is connected the backup pad is restricted the guard plate breaks away from the backup pad.

2. The guard of claim 1, wherein: the limiting cover is arranged between the supporting plate and the inserting surface, a second via hole is formed in the position, corresponding to the inserting hole, of the limiting cover, the limiting cover and the supporting plate jointly form a protection limiting groove, and the protection plate is arranged in the protection limiting groove in a sliding mode.

3. The guard of claim 2, wherein: the limiting cover comprises a limiting cover plate and two limiting side plates, the two limiting side plates are detachably connected with the supporting plate, the two ends of the limiting cover plate are respectively connected with the two limiting side plates, the two limiting side plates are respectively connected with the limiting cover plate, the supporting plate jointly forms a protective limiting groove, and the second through hole is formed in one of the limiting side plates.

4. The guard of claim 3, wherein: the limiting structure further comprises limiting buckle feet, at least one limiting buckle foot is arranged on the limiting side plate, limiting buckle holes are formed in the positions, corresponding to the limiting buckle feet, of the supporting plate, one end of each limiting buckle foot is connected with the corresponding limiting side plate, and the other end of each limiting buckle foot is buckled with the corresponding limiting buckle hole.

5. The guard of claim 4, wherein: the limiting buckle foot comprises a limiting arm and a limiting buckle head, one end of the limiting arm is connected with the limiting side plate, the limiting buckle head is connected with the other end of the limiting arm, and the limiting buckle head is connected with the limiting buckle hole in a buckling mode.

6. The guard of claim 4, wherein: and two limiting buckle feet are arranged on each limiting side plate at intervals.

7. The guard of any one of claims 3-5, wherein: the protective structure further comprises a protective reset piece with elastic restoring force, one end of the protective reset piece is connected with the protective plate, the other end of the protective reset piece is connected with the inner wall of the protective limiting groove, and the protective reset piece is used for resetting the protective plate to the first sliding position from the second sliding position.

8. The guard of claim 7, wherein: the confession is seted up to the guard plate the protection resets the groove that resets that the piece set up, the one end butt of the piece that resets of protection resets the cell wall in groove that resets.

9. The guard of claim 7, wherein: the tank bottom of protection spacing groove is protruding to be equipped with and to end the post, the other end butt that the protection resets the post that ends.

10. A safety socket, comprising a protective device according to any one of claims 1 to 9, wherein the housing structure comprises a bottom shell and a front cover, the plug-in surface is disposed on the front cover, and the bottom shell and the front cover together form the accommodating cavity.

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