CN205303786U - Socket plug formula socket of protection against electric shock - Google Patents

Abstract

The utility model discloses a socket plug formula socket of protection against electric shock belongs to supply socket technical field. The utility model discloses a receptacle body, locate guiding orientation post, protective cover and supporting spring in the receptacle body, be equipped with certain clearance between the hole of protective cover and the guiding orientation post, be equipped with two and above boss inwards stretching out in the hole of protective cover, the top of guiding orientation post be equipped with with spacing of above -mentioned boss matched with, when the protective cover received unilateral effort to produce the slope, foretell boss closed and makes the protective cover move down with spacing decometer. The utility model discloses utilize the protective cover effect that run -off the straight and the boss that the makes the protective cover spacing platform on by the guiding orientation post blocks when receiving unilateral effort, make the protective cover blockked and can't move down when the protective cover is pressed to the foreign matter to make the inside that the foreign matter can't insert the plug and contact power supply electrode, prevented the emergence of electric shock accidents effectively.

Description

A kind of grafting hydrant socket of protection against electric shock

Technical field

This utility model relates to a kind of socket, more particularly, it relates to the grafting hydrant socket of a kind of protection against electric shock.

Background technology

Traditional arrangements of electric connection is generally adopted direct-insert blade inserting electric connection mode, for instance common holes, three hole plug and sockets, namely plug insertion socket is energized, and plug extracts socket and power-off. Although this traditional electric connection mode uses very convenient, but it electrically connects the resilience contact fully relying on hard contact and electric conductivity completes, hard contact must simultaneously have the function of conduction and clamping, in actual use, the phenomenons such as loosening or virtual connection often occur, the reliability of electrical connection is poor; Additionally, this electric connection mode easily produces electric spark in plug swapping process, electrification is used in serious even causing. Further, traditional plug metal contact is exposed longer, not only wastes material, also can cause the potential safety hazards such as electric shock, and in transit, longer hard contact also easily bending and affect normal use.

In order to solve the disadvantages mentioned above that tradition blade inserting electric connection mode exists, occur in that a series of grafting hydrant arrangements of electric connection, such as China Patent No. ZL96120295.5, ZL200810239310.3, ZL200910127119.4 and ZL201010243634.1 and Chinese Patent Application No. 201510268391.X and 201510363010.6 etc., these patent application cases specifically describe concrete structure and the electrical connection principle of grafting hydrant arrangements of electric connection, and it is reliable and stable to have electrical connection, the advantages such as the rated current that can improve electrical connection, it is subject to the favor of consumers in general just gradually. but, in the electric-connected socket of these patent application cases, those skilled in the art have all focused in the electrical connection stability of socket, it is provided that the multiple superior structural improving electrical connection stability, but have ignored must not uncared-for safety issue in electrical connection.

If a socket exists potential safety hazard, even if electrical connection stability is good again, also it is substandard product.Fig. 1 gives the structure of a kind of grafting hydrant socket, it is seen that, in the socket of this kind of grafting hydrant electrical connection, all there is the bigger socket that a plug-bolt being available for plug inserts, much bigger than the jack of traditional plug-in sheet type socket of these sockets, although the socket of current this kind of grafting hydrant socket is mostly provided with protective cover 1 and guide-localization post 2, certain protective action can be played, but protective cover 1 still can be pressed by finger or other foreign bodies, if protective cover 1 is pressed to the bottom of socket, just it is easy to the electrode touching in socket, particularly with child, easy finger or foreign body insert and cause in socket getting an electric shock out of curiosity. saying on stricti jurise, current almost all of grafting hydrant socket all can not play effective protection against electric shock effect, it is impossible to meets country's security requirement to socket, broadly falls into substandard product. therefore, if the safety issue of grafting hydrant socket can not be efficiently solved, this type of socket is just difficult to promote the use of.

Summary of the invention

1. utility model to solve the technical problem that

The purpose of this utility model is in that to overcome the deficiency of the protection against electric shock poor performance of existing grafting hydrant socket, the grafting hydrant socket of a kind of protection against electric shock is provided, adopt the technical solution of the utility model, it is provided with certain interval between the protective cover endoporus and guide-localization post of grafting hydrant socket, and in the endoporus of protective cover, it is provided with boss, it is correspondingly provided with limiting stand at the top of guide-localization post, utilize protective cover when by monolateral active force run-off the straight and make the boss of protective cover be directed in locating dowel limiting stand stop effect, protective cover is made to be blocked from moving down when foreign body presses protective cover, so that foreign body cannot insert the inside of socket and contact power electrode, effectively prevent the generation of electric shock accidents.

2. technical scheme

For reaching above-mentioned purpose, the technical scheme that this utility model provides is:

The grafting hydrant socket of a kind of protection against electric shock of the present utility model, including socket main body, the guide-localization post being located in socket main body, the protective cover being sheathed on guide-localization post and be located at the support spring bottom protective cover endoporus, it is provided with certain interval between endoporus and the guide-localization post of described protective cover, being provided with two and above boss inwardly stretching out in the endoporus of described protective cover, the top of described guide-localization post is provided with the limiting stand matched with above-mentioned boss; When protective cover is produced by monolateral active force, above-mentioned boss engages with limiting stand and makes protective cover not move down.

Further, the sidewall of described guide-localization post being additionally provided with the pass through groove corresponding with the lug boss position in protective cover endoporus, described limiting stand is opened in the top passing through groove, described boss be positioned at correspondence pass through groove.

Further, the described groove that passes through is symmetrically provided with 4 on the sidewall of guide-localization post.

Further, the endoporus bottom of described protective cover is additionally provided with one for installing the extension supporting spring, and this extension makes support spring supporting in the bottom of protective cover.

Further, the lateral wall circumference of described protective cover is additionally provided with male part, is additionally provided with the platform or post that match with above-mentioned male part in described socket main body, and this or post stop that when protective cover run-off the straight protective cover moves down.

Further, the lateral wall circumference of described protective cover is additionally provided with horizontal stopper section, and when protective cover run-off the straight, this transverse direction stopper section makes protective cover to its side shifting lifted.

3. beneficial effect

The technical scheme adopting this utility model to provide, compared with existing known technology, has the advantages that

(1) the grafting hydrant socket of a kind of protection against electric shock of the present utility model, it is provided with certain interval between endoporus and the guide-localization post of its protective cover, the endoporus of protective cover is provided with two and above boss inwardly stretching out, the top of guide-localization post is provided with the limiting stand matched with above-mentioned boss, when protective cover is produced by monolateral active force, above-mentioned boss engages with limiting stand and makes protective cover not move down;Utilize protective cover when by monolateral active force run-off the straight and make the boss of protective cover be directed in locating dowel limiting stand stop effect, protective cover is made to be blocked from moving down when foreign body presses protective cover, so that foreign body cannot insert the inside of socket and contact power electrode, effectively prevent the generation of electric shock accidents;

(2) the grafting hydrant socket of a kind of protection against electric shock of the present utility model, the sidewall of its guide-localization post is additionally provided with and corresponding with the lug boss position in protective cover endoporus passes through groove, limiting stand is opened in the top passing through groove, boss be positioned at correspondence pass through groove, being located at by boss passes through in groove, and coordinate with limiting stand formation stop passing through in groove, it is possible not only to make the gap between the endoporus of protective cover and guide-localization post increase, make the protective cover can smooth and easy movement in plug swapping process, avoid the inside being stuck at socket main body, and can effectively prevent protective cover from rotating dislocation on guide-localization post and causing stuck problem,

(3) the grafting hydrant socket of a kind of protection against electric shock of the present utility model, it passes through groove and is symmetrically provided with 4 on the sidewall of guide-localization post, namely protective cover all can realize coordinating on four direction with guide-localization post and make protective cover to tilt to move down, it is achieved the comprehensive protection against electric shock effect of protective cover;

(4) the grafting hydrant socket of a kind of protection against electric shock of the present utility model, the endoporus bottom of its protective cover is additionally provided with one for installing the extension supporting spring, this extension makes support spring supporting in the bottom of protective cover, improve protective cover unstability when by monolateral active force, so that protective cover is more prone to tilt and be stuck;

(5) the grafting hydrant socket of a kind of protection against electric shock of the present utility model, the lateral wall circumference of its protective cover is additionally provided with male part, the platform or post that match with above-mentioned male part it is additionally provided with in socket main body, this or post stop that when protective cover run-off the straight protective cover moves down, platform or rod structure is utilized to realize the secondary retention of protective cover further, realize two grades of protection against electric shock effects, make the probability that protective cover is pressed by foreign body substantially zeroed, reach the protection against electric shock effect of the best;

(6) the grafting hydrant socket of a kind of protection against electric shock of the present utility model, the sidewall surrounding of its protective cover is additionally provided with horizontal stopper section, when protective cover run-off the straight, this transverse direction stopper section makes protective cover to its side shifting lifted, so that protective cover can more stably coordinate with guide-localization post and platform or post, improve the structural stability of protective cover protection against electric shock, optimizing guide-localization post and platform or the post stop position-limiting action to protective cover further, the electroshock-proof function making protective cover is more efficient.

Accompanying drawing explanation

Fig. 1 is the structural representation of a kind of grafting hydrant socket of the prior art;

Fig. 2 is the structural representation of the guide-localization post in the grafting hydrant socket of a kind of protection against electric shock of the present invention;

Fig. 3 is the structural representation of the protective cover in the grafting hydrant socket of a kind of protection against electric shock of the present invention;

The mated condition schematic diagram of the protective cover in Fig. 4 and Fig. 5 respectively present invention and guide-localization post.

Label declaration in schematic diagram:

1, protective cover; 11, endoporus; 12, boss; 13, male part; 2, guide-localization post; 21, limiting stand; 22, groove is passed through; 3, panel; 4, socket main body; 5, spring is supported; 6, platform or post.

Detailed description of the invention

For further appreciating that content of the present utility model, in conjunction with the accompanying drawings and embodiments this utility model is described in detail.

Embodiment

The grafting hydrant socket of a kind of protection against electric shock of the present embodiment, including socket main body 4, the guide-localization post 2 being located in socket main body 4, the protective cover 1 being sheathed on guide-localization post 2 and be located at the support spring 5 bottom protective cover 1 endoporus 11.A kind of grafting hydrant socket of the protection against electric shock of the present embodiment, its electroshock-proof function is based primarily upon protective cover 1, guide-localization post 2 and supports cooperating and structure improvement between spring 5, same as the prior art for other structures in socket main body 4, just repeat no more at this. Specifically, in conjunction with, shown in Fig. 2 to Fig. 5, being provided with certain interval between endoporus 11 and the guide-localization post 2 of the protective cover 1 in the present embodiment, this gap can make protective cover 1 produce when being subject to monolateral active force; Being provided with two inwardly stretched out and above boss 12 in the endoporus 11 of protective cover 1, the top of guide-localization post 2 is provided with the limiting stand 21 matched with above-mentioned boss 12; When protective cover 1 is produced by monolateral active force (as shown in Figure 5), above-mentioned boss 12 engages with limiting stand 21 and makes protective cover 1 not move down; And protective cover 1 is when by the effect of plug plug-bolt (as shown in Figure 4), it is possible to move down into the bottom of socket along guide-localization post 2, smoothly complete electrical connection. Above-mentioned monolateral active force refers to protective cover 1 one side and is stressed, under the effect supporting spring 5, protective cover 1 will to the lopsidedness certain angle of pressurized, this monolateral active force meets the situation pressing protective cover 1 with finger or foreign body, because when the plug not matched with socket inserts, major part situation is all the situation of monolateral pressing protective cover 1, so protective cover 1 is understood run-off the straight and is blocked, and then the lower section of power electrode will not be pressed against, also would not touch power electrode. Protective cover 1 in the present embodiment utilizes this principle just, when foreign body acts on protective cover 1 with monolateral active force, protective cover 1 can tilt certain angle, and the boss 12 in the endoporus 11 of the protective cover 1 after tilting can be stuck in and can not continue to move down on the limiting stand 21 on guide-localization post 2, thus foreign body being blocked in the top of power electrode, the electric shock accidents that effectively prevent foreign body insertion socket inside and cause occurs, and improves the safety of grafting hydrant socket.

Shown in hookup 2, the sidewall of the guide-localization post 2 in the present embodiment is additionally provided with and corresponding with boss 12 position in protective cover 1 endoporus 11 passes through groove 22, limiting stand 21 is opened in the top passing through groove 22, boss 12 be arranged in correspondence pass through groove 22 (can be found out) by Fig. 4, being located at by above-mentioned boss 12 passes through in groove 22, and coordinate with limiting stand 21 formation stop passing through in groove 22, it is possible not only to make the gap between the endoporus 11 of protective cover 1 and guide-localization post 2 suitably increase, make the protective cover 1 can smooth and easy movement in plug swapping process, avoid the inside being stuck at socket main body 4, and the gap between the both sides sidewall of boss 12 and the both sides sidewall passing through groove 22 can suitably reduce, can effectively prevent protective cover 1 from rotating dislocation on guide-localization post 2 and causing stuck problem, the motion making protective cover 1 is more reliable and more stable. pass through groove 22 and can arrange a plurality of on the sidewall of guide-localization post 2 according to the quantity of boss 12, in the present embodiment preferably, pass through groove 22 on the sidewall of guide-localization post 2, be symmetrically provided with 4, namely protective cover 1 all can realize coordinating on four direction with guide-localization post 2 and make protective cover 1 to tilt to move down, the boss 12 and the limiting stand 21 phase effect that have at least a direction when monolateral active force tilts it is subject to, it is achieved that the comprehensive protection against electric shock effect of protective cover 1 in protective cover 1 optional position.

As shown in Figure 4 and Figure 5, endoporus 11 bottom of the protective cover 1 in the present embodiment is additionally provided with one for installing the extension supporting spring 5, this extension makes support spring 5 be supported on the bottom of protective cover 1, owing to protective cover 1 is on the lower side at the fulcrum supported on spring 5, therefore protective cover 1 will be more unstable when by monolateral active force, protective cover 1 is made to be more prone to tilt when by monolateral active force, so that protective cover 1 is more prone to be stuck.

In addition, in the present embodiment, the sidewall surrounding of protective cover 1 is additionally provided with male part 13, the platform or post 6 that match with above-mentioned male part 13 it is additionally provided with in socket main body 4, this or post 6 block the male part 13 of protective cover 1 when protective cover 1 run-off the straight and make protective cover 1 to move down, and utilize platform or post 6 structure to realize the secondary retention of protective cover 1 further, it is achieved two grades of protection against electric shock effects, make the probability that protective cover 1 is pressed by foreign body substantially zeroed, reach the protection against electric shock effect of the best. The lateral wall circumference of protective cover 1 is additionally provided with horizontal stopper section, when protective cover 1 run-off the straight, this transverse direction stopper section makes protective cover 1 to its side shifting lifted, so that protective cover 1 can more stably coordinate with guide-localization post 2 and platform or post 6, improve the structural stability of protective cover 1 protection against electric shock, optimizing guide-localization post 2 and platform or the post 6 stop position-limiting action to protective cover 1 further, the electroshock-proof function making protective cover 1 is more efficient.

As shown in Figure 4, a kind of grafting hydrant socket of the protection against electric shock of the present embodiment, in normal state, protective cover 1 is horizontal, having gap between endoporus 11 and the guide-localization post 2 of protective cover 1, this gap can make protective cover 1 be pressed under the state of fig. 4, namely under the effect of the grafting of the plug suitable with socket, protective cover 1 can be pressed, and can return to the state shown in Fig. 4 when plug is extracted; As shown in Figure 5, when protective cover 1 is subject to monolateral active force, under the effect supporting spring 5, protective cover 1 tilts naturally, and the limiting stand 21 that namely boss 12 of the protective cover 1 after tilting can be directed in locating dowel 2 on the direction that protective cover 1 moves down blocks and cannot continue to move down, thus utilizing protective cover 1 to achieve the effect of protection against electric shock, improve the safety in utilization of grafting hydrant socket.

The grafting hydrant socket of a kind of protection against electric shock of the present utility model, by being provided with certain interval between protective cover endoporus and guide-localization post, and in the endoporus of protective cover, it is provided with boss, it is correspondingly provided with limiting stand at the top of guide-localization post, utilize protective cover when by monolateral active force run-off the straight and make the boss of protective cover be directed in locating dowel limiting stand stop effect, protective cover is made to be blocked from moving down when foreign body presses protective cover, so that foreign body cannot insert the inside of socket and contact power electrode, effectively prevent the generation of electric shock accidents.

Below schematically this utility model and embodiment thereof being described, this description does not have restricted, and shown in accompanying drawing is also one of embodiment of the present utility model, and actual structure is not limited thereto. So, if those of ordinary skill in the art is enlightened by it, when creating objective without departing from this utility model, without creatively designing the frame mode similar to this technical scheme and embodiment, protection domain of the present utility model all should be belonged to.

Claims (6)

1. the grafting hydrant socket of a protection against electric shock, including socket main body (4), it is located at the guide-localization post (2) in socket main body (4), it is sheathed on the protective cover (1) on guide-localization post (2), and it is located at the support spring (5) of protective cover (1) endoporus (11) bottom, it is characterized in that: between endoporus (11) and the guide-localization post (2) of described protective cover (1), be provided with certain interval, the endoporus (11) of described protective cover (1) is provided with two inwardly stretched out and above boss (12), the top of described guide-localization post (2) is provided with the limiting stand (21) matched with above-mentioned boss (12),When protective cover (1) is produced by monolateral active force, above-mentioned boss (12) engages with limiting stand (21) and makes protective cover (1) not move down.

2. the grafting hydrant socket of a kind of protection against electric shock according to claim 1, it is characterized in that: the sidewall of described guide-localization post (2) is additionally provided with and corresponding with boss (12) position in protective cover (1) endoporus (11) passes through groove (22), described limiting stand (21) is opened in the top passing through groove (22), described boss (12) be positioned at correspondence pass through groove (22).

3. the grafting hydrant socket of a kind of protection against electric shock according to claim 2, it is characterised in that: the described groove (22) that passes through is symmetrically provided with 4 on the sidewall of guide-localization post (2).

4. the grafting hydrant socket of a kind of protection against electric shock according to claims 1 to 3 any one, it is characterized in that: endoporus (11) bottom of described protective cover (1) is additionally provided with one for installing the extension supporting spring (5), and this extension makes support spring (5) be supported on the bottom of protective cover (1).

5. the grafting hydrant socket of a kind of protection against electric shock according to claim 4, it is characterized in that: the lateral wall circumference of described protective cover (1) is additionally provided with male part (13), being additionally provided with the platform matched with above-mentioned male part (13) or post (6) in described socket main body (4), this or post (6) stop that when protective cover (1) run-off the straight protective cover (1) moves down.

6. the grafting hydrant socket of a kind of protection against electric shock according to claim 5, it is characterized in that: the lateral wall circumference of described protective cover (1) is additionally provided with horizontal stopper section, when protective cover (1) run-off the straight, this transverse direction stopper section makes protective cover (1) to its side shifting lifted.