CN211859100U

CN211859100U - Five-hole socket protective door

Info

Publication number: CN211859100U
Application number: CN201922374855.1U
Authority: CN
Inventors: 江叶挺
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-26
Filing date: 2019-12-26
Publication date: 2020-11-03
Anticipated expiration: 2029-12-26

Abstract

The utility model discloses a five hole socket protective door, including the housing, set up in five integrative shutter and reset spring in the housing, be provided with dipolar jack and tripolar jack on the housing, five integrative protection door closure in hole are located on dipolar jack and the tripolar jack position, five integrative shutters through reset spring slide set up in the housing and can seal or open dipolar jack and tripolar jack, be provided with fixedly on the diapire of housing reset spring's spring screens structure. The utility model discloses become five integrative shutter of hole with dipolar shutter structure and tripolar shutter structural design, reasonable in design to fix reset spring and five integrative shutters in the housing through spring screens structure, spring guide post and shutter anticreep round pin and housing anticreep fender bridge, this simple structure is stable, reduces spare part, practices thrift manufacturing cost, and convenient assembling improves the production efficiency of product, and has guaranteed the product quality.

Description

Five-hole socket protective door

Technical Field

The utility model relates to a socket technical field especially relates to a five hole socket shutter.

Background

The protective door in the socket is also called a safety door, and the socket with the protective door is a safety socket generally known as a safety socket. The plug bush top of safety socket is equipped with the insulator, need just can insert the plug with great power during the use, pulls out the back at reset spring's effect insulator automatic re-setting to keeping off the top at the plug bush for the plug bush can not be gone into by mistake to the object, thereby plays the effect that prevents to electrocute. The safety socket according with the national requirements must have a function of preventing insertion of a single pole, that is, no matter whether it is a bipolar socket (i.e., a socket provided with only an L-pole plug bush and an N-pole plug bush) or a tripolar socket (i.e., a socket provided with an L-pole plug bush, an N-pole plug bush, and an E-pole plug bush (also referred to as a ground-pole plug bush)), when an object is inserted only from one of a jack corresponding to the L-pole plug bush and a jack corresponding to the N-pole plug bush, the safety door cannot be opened.

A five-hole socket (also called a universal socket, that is, a socket having a three-pole socket and a two-pole socket, in which the jacks of the two-pole socket are distributed on both sides of the ground jack of the three-pole socket), and a protection door provided in the five-hole socket is called a five-hole socket protection door. However, for the five-hole socket protective door sold on the market at present, the used parts are multiple, the assembly is complex, the production efficiency is low, the structure is unstable, and the product quality cannot be guaranteed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a five hole socket protective door to above-mentioned prior art not enough.

In order to solve the above problems, the utility model adopts the following technical proposal:

the utility model provides a five hole socket protective door, include the housing, set up in five integrative shutter and reset spring in the housing, be provided with dipolar jack and tripolar jack on the housing, five integrative protective door covers in hole locate on dipolar jack and the tripolar jack position, five integrative shutters through reset spring slide set up in the housing, and can seal or open dipolar jack and tripolar jack, be provided with fixedly on the diapire of housing reset spring's spring screens structure.

Further, reset spring includes left compression portion, middle fixed part and right compression portion, left side compression portion and right compression portion diameter are greater than middle fixed part diameter, middle fixed part joint in the spring screens structure.

Further, a strip-shaped hole is formed in the five-hole integrated protection door, the reset spring is embedded in the strip-shaped hole, spring guide posts are arranged on the left inner side wall and the right inner side wall of the strip-shaped hole respectively, and the left compression portion and the right compression portion of the reset spring are sleeved on the corresponding spring guide posts respectively.

Furthermore, the spring screens structure is the U type card, the distance between two U type arms of U type card is less than the diameter of left compression portion and right compression portion.

Furthermore, the five-hole integrated protection door is provided with two first driving slope surfaces and two second driving slope surfaces, the two first driving slope surfaces are covered on the positions of the two-pole jacks, and the two second driving slope surfaces are covered on the positions of the L pole and the N pole jacks of the three-pole jack.

Further, the first driving slope surface and the second driving slope surface are inclined in opposite directions.

Further, the strip-shaped hole is arranged between the first driving slope surface and the second driving slope surface.

Furthermore, two first stop tables are arranged on the bottom wall of the five-hole integrated protection door at positions corresponding to the two poles of jacks; and two second stop tables are arranged at positions on the bottom wall of the five-hole integrated protective door corresponding to the L pole and the N pole of the three-pole jack, and protective door flange fulcrums are arranged between the two first stop tables and between the two second stop tables.

Furthermore, anti-disengaging blocking bridges are arranged on the front side wall and the rear side wall of the housing, anti-disengaging pins matched with the anti-disengaging blocking bridges are arranged on the side walls corresponding to the five-hole integrated protective door, and the anti-disengaging pins are clamped in the anti-disengaging blocking bridges.

Adopt the produced beneficial effect of above-mentioned technical scheme to lie in: the utility model discloses become five integrative shutter of hole with dipolar shutter structure and tripolar shutter structural design, reasonable in design to fix reset spring and five integrative shutters in the housing through spring screens structure, spring guide post and shutter anticreep round pin and housing anticreep fender bridge, simple structure is stable, reduces spare part, practices thrift manufacturing cost, and convenient assembling improves the production efficiency of product, and has guaranteed the product quality.

Drawings

Fig. 1 is an exploded view of the present invention;

FIG. 2 is an exploded view of another angle of the present invention;

fig. 3 is a schematic structural view of the jack in a closed state according to the present invention;

fig. 4 is a schematic diagram of the two-pole jack of the present invention in an open state;

FIG. 5 is a schematic sectional view taken along line A-A in FIG. 4;

fig. 6 is a schematic diagram of the open state of the middle three-pole jack of the present invention;

FIG. 7 is a schematic sectional view taken along line B-B in FIG. 6;

FIG. 8 is a structural view illustrating a locking state of the protective door when a single pin of the latch is inserted;

FIG. 9 is a schematic cross-sectional view taken along line C-C of FIG. 8;

fig. 10 is a schematic cross-sectional view taken along line D-D in fig. 8.

In the figure: 1. a housing; 2. a five-hole integrated protective door; 3. a return spring; 31. a left compression section; 32. an intermediate fixing portion; 33. a right compression section; 4. two poles of jacks; 5. a three-pole jack; 6. a strip-shaped hole; 7. a spring clamping structure; 8. a spring guide post; 9. a first drive ramp face; 10. a second drive ramp surface; 11. a first stop table; 12. a second stop table; 13. a protective door flange fulcrum; 14. the anti-disengaging gear bridge; 15. the anti-drop pin; 16. a jack panel.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in fig. 1-10, the embodiment of the five-hole socket protective door of the present invention comprises a housing 1, a five-hole integrated protective door 2 disposed in the housing 1, and a return spring 3, wherein the five-hole integrated protective door 2 is installed between a jack panel 16 and the housing 1, the casing 1 is provided with a two-pole jack 4 and a three-pole jack 5, the five-hole integrated protection door 2 is covered on the two-pole jack 4 and the three-pole jack 5, the five-hole integrated protection door 2 is provided with two first driving slope surfaces 9 and two second driving slope surfaces 10, the first driving slope surfaces 9 incline towards the right side, the two first driving slope surfaces 9 are covered at the position of the two-pole jack 4, the second driving slope surfaces 10 incline towards the left side, and the two second driving slope surfaces 10 are arranged at the positions of the L pole and the N pole of the three-pole jack 5 in a covering manner; the five-hole integrated protection door 2 is arranged in the housing 1 in a sliding mode through a return spring 3 and can close or open the two-pole jack 4 and the three-pole jack 5, when the five-hole integrated protection door 2 moves leftwards, the two-pole jack 4 is opened, and when the five-hole integrated protection door 2 moves rightwards, the three-pole jack 5 is opened; five integrative shutter 2 in hole have been seted up bar hole 6, bar hole 6 set up in between first drive slope 9 and the second drive slope 10, reset spring 3 inlays to be located in the bar hole 6, reset spring 3's the central axis is parallel with the central axis in bar hole 6, on the diapire of housing 1 with the corresponding position in bar hole 6 is provided with spring screens structure 7, spring screens structure 7 inserts in the bar hole 6, the fixed joint of spring screens structure 7 reset spring 3.

Further, the return spring 3 comprises a left compression part 31, a middle fixing part 32 and a right compression part 33, the left compression part 31, the middle fixing part 32 and the right compression part 33 are integrally formed, the central axes of the left compression part 31, the middle fixing part 32 and the right compression part 33 are collinear, the diameters of the left compression part 31 and the right compression part 33 are larger than the diameter of the middle fixing part 32, and the middle fixing part 32 is clamped in the spring clamping structure 7.

Further, be provided with spring guide post 8 on the inside wall about the bar hole 6 respectively, reset spring 3's left compression portion 31 and right compression portion 33 overlap respectively and locate on the corresponding spring guide post 8. Guarantee five integrative shutter 2 stable left-right movements in hole, also can prevent reset spring 3 both ends simultaneously and tilt.

Further, the spring clip structure 7 is a U-shaped clip, and the distance between two U-shaped arms of the U-shaped clip is smaller than the diameter of the left compression part 31 and the right compression part 33. The left-right movement distance of the five-hole integrated protection door 2 can be limited, and the reset spring 3 is prevented from wholly shaking left and right.

Further, two first stop tables 11 are arranged on the bottom wall of the five-hole integrated protection door 2 at positions corresponding to the two-pole jack 4; two second stop tables 12 are arranged at positions on the bottom wall of the five-hole integrated protective door 2 corresponding to the L pole and the N pole of the three-pole jack 5, and protective door flange fulcrums 13 are arranged between the two first stop tables 11 and between the two second stop tables 12. It can be seen from the figure that the bottom wall of the five-hole integrated protection door 2 is not a plane, and inclines to the upper parts of two sides to form an inclined plane, the middle part forms a protection door flange fulcrum 13, when a plug is abnormally inserted, if a pin is inserted into the plug by a single pin, the five-hole integrated protection door 2 can bear a single surface, under the action of the reset spring 3, the protection door flange fulcrum 13 and the surface of the housing 1, the five-hole integrated protection door 2 does not horizontally slide but obliquely swings towards the stressed surface, so that the locking table on the protection door is clamped into the jack on the housing 1 to be locked, and the effect of preventing single insertion is achieved.

Furthermore, anti-disengaging blocking bridges 14 are arranged on the front side wall and the rear side wall of the housing 1, anti-disengaging pins 15 matched with the anti-disengaging blocking bridges 14 are arranged on the side walls corresponding to the five-hole integrated protective door 2, and the anti-disengaging pins 15 are clamped in the anti-disengaging blocking bridges 14. Anticreep fender bridge 14 on the housing 1 and the anticreep round pin 15 cooperation equipment on the integrative shutter 2 in five holes play the anticreep effect, prevent that five integrative shutters 2 in holes and reset spring 3 from popping out in housing 1 and dropping, make the product equipment stable effective to be favorable to improving production efficiency, guarantee product quality.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.

Claims

1. The utility model provides a five hole socket shutter, its characterized in that, including housing (1), set up in five hole integrative shutter (2) and reset spring (3) in housing (1), be provided with dipolar jack (4) and tripolar jack (5) on housing (1), five hole integrative shutter (2) lid are located dipolar jack (4) and tripolar jack (5) are put, five hole integrative shutter (2) through reset spring (3) slide set up in housing (1) in and can seal or open dipolar jack (4) and tripolar jack (5), be provided with on the diapire of housing (1) fixedly spring clamping structure (7) of reset spring (3).

2. The five-hole socket protection door as claimed in claim 1, wherein the return spring (3) comprises a left compression part (31), a middle fixing part (32) and a right compression part (33), the diameters of the left compression part (31) and the right compression part (33) are larger than the diameter of the middle fixing part (32), and the middle fixing part (32) is clamped in the spring clamping structure (7).

3. The five-hole socket protection door as claimed in claim 2, wherein a strip-shaped hole (6) is formed in the five-hole integrated protection door (2), the reset spring (3) is embedded in the strip-shaped hole (6), spring guide posts (8) are respectively arranged on the left inner side wall and the right inner side wall of the strip-shaped hole (6), and a left compression portion (31) and a right compression portion (33) of the reset spring (3) are respectively sleeved on the corresponding spring guide posts (8).

4. The five-hole socket protective door as claimed in claim 2, wherein the spring retaining structure (7) is a U-shaped card, and the distance between two U-shaped arms of the U-shaped card is smaller than the diameters of the left compression part (31) and the right compression part (33).

5. The five-jack socket protection door according to claim 1, wherein two first driving slope surfaces (9) and two second driving slope surfaces (10) are arranged on the five-jack integrated protection door (2), the two first driving slope surfaces (9) are arranged at the positions of the two-pole jacks (4) in a covering manner, and the two second driving slope surfaces (10) are arranged at the positions of the L-pole jacks and the N-pole jacks of the three-pole jacks (5) in a covering manner.

6. A five-hole socket protection door according to claim 5, wherein the first drive ramp surface (9) and the second drive ramp surface (10) are inclined in opposite directions.

7. A five-hole socket protection door according to claim 5, wherein a strip-shaped hole (6) is provided between the first driving ramp surface (9) and the second driving ramp surface (10).

8. The five-hole socket protection door as claimed in claim 1, wherein two first stop tables (11) are arranged on the bottom wall of the five-hole integrated protection door (2) at positions corresponding to the two poles of the jacks (4); and two second stop tables (12) are arranged on the bottom wall of the five-hole integrated protective door (2) and at positions corresponding to the L pole and the N pole of the three-pole jack (5), and protective door flange fulcrums (13) are arranged between the first stop tables (11) and between the two second stop tables (12).

9. The five-hole socket protection door according to claim 1, wherein anti-falling blocking bridges (14) are formed on the front side wall and the rear side wall of the housing (1), anti-falling pins (15) matched with the anti-falling blocking bridges (14) are arranged on the corresponding side walls of the five-hole integrated protection door (2), and the anti-falling pins (15) are clamped in the anti-falling blocking bridges (14).