CN209786263U - Shutter structure and five hole sockets of five hole sockets - Google Patents

Abstract

The application belongs to the technical field of electrical equipment structure, especially relates to a shutter structure and five hole sockets of five hole sockets, and the shutter structure of five hole sockets includes: the protective door comprises a base, a protective door and a protective cover, wherein the base is provided with a frame body for limiting the movement of the protective door, the upper part of the base is provided with a two-pole jack, and the lower part of the base is provided with a three-pole jack; the protective door is integrally formed, is arranged in the frame body of the base and can transversely move in the frame body, the upper part of the protective door comprises two first driving inclined planes and two baffles, and through holes for the insertion pieces to pass through are formed between the first driving inclined planes and the baffles at intervals; and the elastic piece is clamped between the protective door and the base. This application is because the shutter adopts a body structure, and when one in dipolar jack and the tripolar jack was used, another still was in and covers the state, and the shutter can play effectual guard action, and only installs an elastic component, and overall structure is simple, and the cost of manufacture is low, and the assembly is simple and convenient, and factor of safety is high, and the practicality is strong.

Description

Shutter structure and five hole sockets of five hole sockets

Technical Field

The utility model belongs to the technical field of electrical equipment structure, especially, relate to a shutter structure and five hole sockets of five hole sockets.

background

according to the mandatory regulations of the state, equipment such as a new national standard extension socket or a socket and the like must be a safety product, namely, a safety protection door must be arranged on a jack on the equipment.

The safety protection door is made of an insulator material. When the plug is inserted, the safety protection door can be opened only by a little force; after the plug is pulled out, the safety protection door automatically resets under the action of the reset spring, the jack is protected, the outside is prevented from touching, and therefore the effect of preventing electric shock is achieved. However, the safety protection door of the equipment such as the extension socket or the socket on the market generally has the following problems:

1. Two springs are generally adopted as reset elements in part of the safety protection door, so that the parts of the safety protection door are too small and too large, time, labor and force are wasted in the assembling process, errors are easy to occur, and the manufacturing cost is increased;

2. The structural design of part of the safety protection door is not good enough, when the two-pole (or three-pole) jack is inserted into the pin, the safety protection door of the three-pole (or two-pole) jack is in an open or semi-open state, the protection effect is not achieved, and certain danger exists.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a shutter structure of five hole sockets aims at solving the technical problem that shutter structure among the prior art is too complicated, the security performance is relatively poor.

In order to achieve the above object, the utility model adopts the following technical scheme: a shutter structure for a five-hole outlet, comprising:

the protective door comprises a base, a protective door and a protective cover, wherein the base is provided with a frame body for limiting the movement of the protective door, the upper part of the base is provided with a two-pole jack, and the lower part of the base is provided with a three-pole jack;

The protective door is integrally formed, is arranged in a frame body of the base and can transversely move in the frame body, the upper part of the protective door comprises two first driving inclined planes and two baffles, the first driving inclined planes and the baffles are arranged at intervals, a through hole for the insertion piece to pass through is formed between the first driving inclined planes and the baffles, the lower part of the protective door comprises two second driving inclined planes, an accommodating space is formed in the middle of the protective door, and the inclination directions of the first driving inclined planes and the second driving inclined planes are the same;

And the elastic piece is clamped between the protective door and the base, and one end of the elastic piece is contained in the containing space of the protective door.

Further, the elastic piece is a spring, when a two-pole plug is inserted into the two-pole jack, the protective door moves from a first position to a second position in the frame, and the spring changes from a first compression state to a second compression state; when a three-pole plug is inserted into the three-pole jack, the protective door moves from the first position to the third position in the frame body, and the spring changes from the first compression state to the third compression state; when the protective door is located at the first position, the two first driving inclined planes cover the two-pole jack of the base, and the two second driving inclined planes cover the live wire jack and the zero wire jack of the three-pole jack of the base; when the protective door is located at the second position, the two-pole jack is exposed out of the protective door, and the two second driving inclined planes cover the live wire jack and the zero wire jack of the three-pole jack of the base; when the protective door is located at the third position, the two baffles cover on the two-pole jack of the base, and the live wire jack and the zero wire jack of the three-pole jack are exposed out of the protective door.

Further, the amount of compression of the spring in the third state of compression is greater than the amount of compression in the second state of compression, which is greater than the amount of compression in the first state of compression.

furthermore, the upper part of the protective door is of a dish-shaped structure, the two baffles and the two first driving inclined planes are sequentially and alternately arranged, and a through hole corresponding to the ground wire jack of the three-pole jack is formed between the first driving inclined plane in the middle of the dish-shaped structure and the baffles; the lower part of the protective door is trapezoidal, and the two second driving inclined planes form two sides of the trapezoid.

Further, the two baffles are respectively positioned on one side of the two first driving inclined planes departing from the moving direction of the opening of the protection door.

Furthermore, a guide positioning block is arranged on the lower portion of the base and is in sliding fit with the protective door, so that the protective door can move along the transverse direction when moving in the frame body.

further, the frame body encloses a contour that is adapted to an outer contour of the protective door.

further, the shutter is equipped with first joint portion in accommodation space for the joint the one end of elastic component, the inside wall of frame is equipped with second joint portion for the joint the other end of elastic component.

Furthermore, a plurality of protruding parts are arranged in the middle of the bottom surface of the protective door, and the protective door can swing left and right around the protruding parts;

The outer side edge of the bottom surface of the protective door is provided with a plurality of limiting parts, and the base is provided with a limiting boss matched with the limiting parts;

After the protective door swings to a preset position around the protruding part, the limiting part on one side of the protective door is propped against the corresponding limiting boss to prevent the protective door from moving transversely.

Another object of the present invention is to provide a five-hole socket, which includes the above-mentioned shutter structure.

The utility model has the advantages that: the utility model discloses a shutter structure of five hole sockets because shutter adopts a body structure, and the shutter slides and sets up in the framework of base, and when one in dipolar jack and the tripolar jack was used, another still was in and covers the state, and the shutter can play effectual guard action, and only installs a spring, and overall structure is simple, and the cost of manufacture is low, and the assembly is simple and convenient, and factor of safety is high, and the practicality is strong.

Drawings

in order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

fig. 1 is a schematic perspective view of a protective door structure of a five-hole socket according to an embodiment of the present invention;

Fig. 2 is a schematic perspective view of a protection door structure of the five-hole socket shown in fig. 1;

FIG. 3 is a schematic top view of the protective door structure of the five-hole receptacle shown in FIG. 1;

FIG. 4 is a schematic top view of the shutter configuration of the five-hole receptacle of FIG. 1 moved to a second position;

FIG. 5 is a schematic perspective view of the protective door structure of the five-hole receptacle shown in FIG. 1 moving to a third position;

FIG. 6 is a schematic top view of the shutter configuration of the five-hole receptacle of FIG. 1 moved to a third position;

FIG. 7 is a schematic perspective view of a base in a protective door structure of the five-hole socket shown in FIG. 1;

FIG. 8 is a schematic top view of the base of the protective door structure of the five-hole receptacle shown in FIG. 1;

FIG. 9 is a perspective view of a protective door of the protective door structure of the five-hole receptacle shown in FIG. 1;

FIG. 10 is a schematic top view of a protective door of the protective door structure of the five-hole receptacle shown in FIG. 1;

FIG. 11 is a schematic perspective view of another angle of the protective door structure of the five-hole receptacle shown in FIG. 1;

fig. 12 is a side view of a protective door of the protective door structure of the five-hole receptacle shown in fig. 1.

Wherein, in the figures, the respective reference numerals:

100-base 110-frame 120-dipolar jack

130-tripolar jack 140-guiding positioning block 150-second clamping part

160-limiting boss 200-protective door 211-first driving inclined plane

220-baffle 201-through hole 202-inserting piece through hole

203-accommodating space 230-first clamping part 240-second driving inclined plane

260-bulge 270-limiting part 280-guide strip

300-spring.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of 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 construed as limiting the present invention.

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 invention, "a plurality" means two or more unless specifically limited otherwise.

in the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in fig. 1 to 3, fig. 7 and fig. 8, a protective door 200 structure of a five-hole socket according to an embodiment of the present invention includes a base 100, a protective door 200 and an elastic member. The base 100 is provided with a frame 110, the upper portion of the base 100 is provided with a two-pole jack 120, the lower portion of the base 100 is provided with a three-pole jack 130, the two-pole jack 120 and the three-pole jack 130 are both located in the frame 110, and conductive metal sheets are arranged in the two-pole jack 120 and the three-pole jack 130. The protective door 200 is an integrally formed structure, i.e. the two-pole protective door and the three-pole protective door are integrally formed; the protection door 200 is slidably disposed in the frame 110, and the protection door 200 can move laterally in the frame 110 (direction F1 in fig. 3), that is, the sliding direction of the protection door 200 is parallel to the connecting line direction of the two jacks of the two-pole jack 120. The upper part of the protection door 200 comprises two first driving inclined planes 211 and two baffles 220, the two baffles 220 are respectively positioned at the outer sides of the two first driving inclined planes 211, and a through hole for the insertion sheet to pass through is formed between the first driving inclined planes 211 and the baffles 220; the lower portion of the protection door 200 includes two second driving slopes 240, and the first driving slope 211 and the second driving slope 240 have the same inclination direction; the middle of the protection door 200 is provided with an accommodation space 203. The elastic piece is clamped between the protective door 200 and the base 100, and at least part of the elastic piece is accommodated in the accommodating space 203 of the protective door 200; when the two-pole plug is inserted, the two first driving inclined planes 211 are driven, the protective door 200 moves transversely along the first direction, the two-pole jack 120 is exposed, and the live wire jack and the zero wire jack of the three-pole jack 130 are still covered; when the three-pole plug is inserted, the two second driving slopes 240 are driven, the protection door 200 moves transversely along the first direction, the three-pole jack 130 is exposed, and the two-pole jack 120 is still covered.

The shutter 200 structure of five hole sockets that this embodiment provided, because shutter 200 adopts a body structure, shutter 200 slides and sets up in the framework 110 of base 100, and only installs an elastic component, and when one in dipolar jack 120 and tripolar jack 130 used, another still was in and covers the state, and overall structure is simple, and the cost of manufacture is low, and assembly is simple and convenient, and shutter 200 can play effectual guard action, and the security performance is high, and the practicality is strong.

in an embodiment, as shown in fig. 3 to 6, the elastic member is a spring 300, when the two-pole plug is inserted into the two-pole jack 120, the protection door 200 moves from the first position to the second position, when the three-pole plug is inserted into the three-pole jack 130, the protection door 200 moves from the first position to the third position, and after the two-pole plug or the three-pole plug is pulled out, the protection door 200 is reset to the first position by the elastic force of the spring 300. As shown in fig. 3, when the protection door 200 is located at the first position, the protection door is located at a position without external force, and at this time, the spring 300 is located at the first compression state, that is, the protection door 200 is located at the original position in the frame 110, and the protection door 200 completely covers the two-pole jack 120 and the three-pole jack 130; as shown in fig. 4, when the protection door 200 is located at the second position, the spring 300 is in the second compressed state, the two-pole jack 120 is exposed out of the protection door 200, and the three-pole jack 130 is completely covered by the protection door 200; as shown in fig. 5 and 6, when the protection door 200 is located at the third position, the spring 300 is in the third compressed state, the three-pole jack 130 is exposed out of the protection door 200, and the two-pole jacks 120 are completely covered by the two baffles 220, respectively; the compression amount of the spring 300 in the second compression state is larger than that in the first compression state and smaller than that in the third compression state. That is, when the plug is inserted into the two-pole jack 120 (three-pole jack 130), the three-pole jack 130 (two-pole jack 120) is completely covered by the corresponding portion of the protection door 200, and is not in an open or half-open state, so that the protection door 200 effectively plays a protection role, and potential safety hazards are eliminated.

In an embodiment, as shown in fig. 1, 9 and 10, the upper portion of the protective door 200 is in a dish-shaped structure, two first driving inclined planes 211 inside the dish-shaped structure are inclined toward the same side, two baffles 220 and the two first driving inclined planes 211 are sequentially and alternately arranged, an insert through hole 211 is formed between the baffle on the left side and the first driving inclined plane on the left side, an insert through hole 211 is also formed between the baffle on the right side and the first driving inclined plane on the right side, and two insert through holes are used for inserting two pole plugs; a through hole 201 is formed between the first driving slope in the middle of the dish-shaped structure and the baffle, and the through hole 201 is positioned corresponding to the ground wire jack of the three-pole jack 130, as shown in fig. 9. The lower portion of the protection door 200 is formed in a trapezoid shape, and two second driving slopes 240 are formed at two sides of the trapezoid shape, respectively. That is, the corresponding housing 110 is divided into two parts having different shapes, the shape of the upper part of the housing 110 is adapted to the shape of the upper part of the protection door 200, and the shape of the lower part of the housing 110 is adapted to the shape of the lower part of the protection door 200.

In one embodiment, as shown in fig. 2 and 3, the two blocking plates 220 are respectively located at a side of the first driving inclined plane 211 facing away from the moving direction of the opening of the protection door 200, so that when the first driving inclined plane 211 is driven to open the protection door 200 (the live and neutral jacks of the three-pole jack 130 are exposed), the two blocking plates 220 just cover the two-pole jack 120, and the external slender objects cannot be inserted into the two-pole jack 120.

In an embodiment, the shape of the frame 110 is adapted to the overall shape of the protection door 200, in an original state, the outer side walls of the protection door 200 respectively contact with the corresponding inner side walls of the frame 110, and meanwhile, the protection door 200 is stable in the frame 110 and is not prone to shaking and shifting due to the supporting action of the spring 300, the axis of the spring 300 is parallel to the direction F1, and the frame 110 enables the protection door 200 to slide back and forth only in the transverse direction.

the protection door 200 is provided with a first clamping portion 230 in the accommodating space 203 for clamping one end of the spring 300, and the inner side wall of the frame 110 is provided with a second clamping portion 150 for clamping the other end of the spring 300, i.e. the two ends of the spring 300 are respectively clamped in the first clamping portion 230 and the second clamping portion 150.

In one embodiment, as shown in fig. 1, 9 and 10, a guiding positioning block 140 is disposed at a lower portion of the base 100 for keeping the protection door 200 moving laterally when the protection door 200 moves. A through hole may be formed between the two second driving slopes 240, the guide positioning block 140 is located in the through hole, a guide bar 280 is disposed at the middle of the base 100, and an accommodating space 203 is formed between the guide bar 280 and the protection door 200, that is, the guide bar 280 is disposed between the upper portion and the lower portion of the base 100, and an accommodating space 203 adapted to accommodate the spring 300 is defined between the guide bar 280 and the upper portion of the base 100. The guide strip 280 is in contact with one side of the guide positioning block 140, when the protection door 200 moves transversely, the guide strip 280 is in contact with the guide positioning block 140 all the time, and the guide positioning block 140 plays a role in guiding in the moving process of the protection door 200, so that the sliding stability in the frame body 110 is ensured.

In an embodiment, as shown in fig. 3 to 6, the cross section of the guide positioning block 140 may be, but is not limited to, a triangle, and a side of the guide strip 280 is always in contact with a side of the guide positioning block 140 during the movement of the protection door 200. Each corner of the guiding and positioning block 140 may have a rounded corner to prevent the protective door 200 from being scratched during installation or use.

In an embodiment, as shown in fig. 7 to 12, a plurality of protruding portions 260 are disposed at a middle position of a bottom surface of the protection door 200, and the protection door 200 swings left and right with respect to the plurality of protruding portions 260, that is, the bottom surface of the protection door 200 is suspended in the original state except for the protruding portions 260, and the protection door 200 can swing left and right with the protruding portions 260 as a fulcrum; the outer side edge of the bottom surface of the protective door 200 is provided with a plurality of limiting parts 270, and the base 100 is provided with a limiting boss 160 matched with the limiting parts 270; after the convex part 260 of the protective door 200 swings to a preset position, the limiting part 270 on one side of the protective door 200 abuts against the limiting boss 160 at the corresponding position, so that the protective door 200 is prevented from moving horizontally, the electric shock accident caused by inserting a slender conducting object into any jack can be prevented, namely, the function of preventing insertion of a single pole is provided, the safety performance is improved, the condition that children and the like insert fingers or other foreign objects into the jacks to cause electric shock can be effectively avoided, the electric shock accident is prevented, and the safety performance is high.

As shown in fig. 12, each of the protruding portions 260 may have a column shape having an arc shape, for example, the protruding portion 260 has a column shape having a semicircular longitudinal section.

The embodiment of the utility model provides a five hole sockets, including the shutter 200 structure of the five hole sockets of above-mentioned embodiment. The base 100 may be connected with a cover (not shown) having a space with the protection door 200, and the cover is provided with through holes corresponding to the two-pole jack 120 and the three-pole jack 130, respectively, so that a plug can be inserted into the corresponding jack. The protective door 200 in the five-hole socket adopts an integrated structure, so that the internal structure can be simplified, the use and manufacturing cost of components can be reduced, and the assembly operation of the components is simple; the protection door 200 is provided with a structure for preventing insertion of a single pole, so that the condition that a finger of a handle of a child or other foreign objects are inserted into the jack to cause electric shock can be effectively avoided, and the safety performance of the product is high.

the above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. The utility model provides a shutter structure of five hole sockets which characterized in that: the method comprises the following steps:

The protective door comprises a base, a protective door and a protective cover, wherein the base is provided with a frame body for limiting the movement of the protective door, the upper part of the base is provided with a two-pole jack, and the lower part of the base is provided with a three-pole jack;

The protective door is integrally formed, is arranged in a frame body of the base and can transversely move in the frame body, the upper part of the protective door comprises two first driving inclined planes and two baffles, the first driving inclined planes and the baffles are arranged at intervals, a through hole for the insertion piece to pass through is formed between the first driving inclined planes and the baffles, the lower part of the protective door comprises two second driving inclined planes, an accommodating space is formed in the middle of the protective door, and the inclination directions of the first driving inclined planes and the second driving inclined planes are the same;

And the elastic piece is clamped between the protective door and the base, and one end of the elastic piece is contained in the containing space of the protective door.

2. The protective door structure for a five-hole outlet according to claim 1, wherein: the elastic piece is a spring, when a two-pole plug is inserted into the two-pole jack, the protective door moves from a first position to a second position in the frame, and the spring is changed from a first compression state to a second compression state; when a three-pole plug is inserted into the three-pole jack, the protective door moves from the first position to the third position in the frame body, and the spring changes from the first compression state to the third compression state; when the protective door is located at the first position, the two first driving inclined planes cover the two-pole jack of the base, and the two second driving inclined planes cover the live wire jack and the zero wire jack of the three-pole jack of the base; when the protective door is located at the second position, the two-pole jack is exposed out of the protective door, and the two second driving inclined planes cover the live wire jack and the zero wire jack of the three-pole jack of the base; when the protective door is located at the third position, the two baffles cover on the two-pole jack of the base, and the live wire jack and the zero wire jack of the three-pole jack are exposed out of the protective door.

3. The protective door structure for a five-hole outlet according to claim 2, wherein: the compression amount of the spring in the third compression state is larger than that in the second compression state, and the compression amount of the spring in the second compression state is larger than that in the first compression state.

4. The protective door structure for a five-hole outlet according to claim 1, wherein: the upper part of the protective door is of a dish-shaped structure, the two baffles and the two first driving inclined planes are sequentially and alternately arranged, and a through hole corresponding to the ground wire jack of the three-pole jack is formed between the first driving inclined plane in the middle of the dish-shaped structure and the baffles; the lower part of the protective door is trapezoidal, and the two second driving inclined planes form two sides of the trapezoid.

5. The protective door structure for a five-hole outlet according to claim 1, wherein: the two baffles are respectively positioned on one side of the two first driving inclined planes, which deviates from the moving direction of the opening of the protective door.

6. The protective door structure for a five-hole outlet according to claim 1, wherein: the lower part of the base is provided with a guide positioning block, and the guide positioning block is in sliding fit with the protective door so that the protective door can move along the transverse direction when moving in the frame body.

7. the protective door structure of a five-hole socket according to claim 1, wherein: the outline enclosed by the frame body is matched with the outer outline of the protection door.

8. the protective door structure of a five-hole socket according to claim 1, wherein: the shutter is equipped with first joint portion in accommodation space for the joint the one end of elastic component, the inside wall of framework is equipped with second joint portion for the joint the other end of elastic component.

9. The protective door structure of a five-hole socket according to claim 1, wherein: the middle part of the bottom surface of the protective door is provided with a plurality of convex parts, and the protective door can swing left and right around the convex parts;

the outer side edge of the bottom surface of the protective door is provided with a plurality of limiting parts, and the base is provided with a limiting boss matched with the limiting parts;

After the protective door swings to a preset position around the protruding part, the limiting part on one side of the protective door is propped against the corresponding limiting boss to prevent the protective door from moving transversely.

10. a five-hole socket, characterized in that: a protective door structure comprising a socket according to any one of claims 1 to 9.