CN210182661U - Plug shell and plug - Google Patents

Abstract

The utility model discloses a plug shell and a plug, which comprises a shell and a power-assisted structure, wherein the shell is provided with a containing cavity for placing the plug, and the bottom of the containing cavity is provided with pin holes for pins of the plug to pass through; the power assisting structure comprises an ejector rod, a retaining piece and an elastic piece for providing elastic force for the ejector rod, the ejector rod is movably arranged on the shell, the retaining piece is connected with the ejector rod, so that the ejector rod can be in a compressed state or an extended state relative to the shell under the elastic action of the elastic piece, and therefore the plug can be quickly pulled out of the socket through the power assisting structure on the shell.

Description

Plug shell and plug

Technical Field

The utility model relates to an electronic product field especially relates to a plug shell and plug.

Background

The plug is used for being matched with the socket to lead in power supply to an electric appliance, the basic structure of the plug comprises a plug shell and a plug pin connected with the plug shell, and when the plug is used, the plug pin is inserted into a jack of the socket and then is connected with a plug bush in the jack so as to lead out the power supply.

Generally, in order to ensure the reliability of the connection between the pin and the socket, the socket is designed to clamp the pin with a large clamping force, or the pin and the socket are connected in a manner similar to a snap connection. Therefore, a great deal of effort is often required, or both hands are required to be operated simultaneously to pull the plug out of the socket, which causes inconvenience in operation.

SUMMERY OF THE UTILITY MODEL

The utility model provides a plug shell and plug can place the plug in the casing, can extract the plug from the socket fast through helping hand structure on the casing, easy operation, the good reliability.

According to a first aspect of the embodiments of the present application, the utility model also provides a plug housing, it includes:

the plug comprises a shell, a plug body and a plug base, wherein the shell is provided with an accommodating cavity for accommodating a plug, and the bottom of the accommodating cavity is provided with a pin hole for a pin of the plug to pass through;

the power assisting structure comprises an ejector rod, a retaining piece and an elastic piece for providing elastic force for the ejector rod, the ejector rod is movably arranged on the shell, and the retaining piece is connected with the ejector rod, so that the ejector rod can be in a compressed state or an extended state relative to the shell under the action of the elastic force of the elastic piece.

The utility model discloses an in the plug housing, the plug housing still includes:

the cover body is arranged on the opening of the accommodating cavity and used for limiting the plug to slide out of the accommodating cavity.

The utility model discloses an in the plug housing, one of them draw-in groove in casing and the lid is provided with, another one in casing and the lid is provided with the ka tai, the ka tai with the draw-in groove cooperatees, so that the lid joint is in on the casing.

The utility model discloses an in the plug housing, the casing is enclosing be equipped with spacing portion on the curb plate that holds the cavity, spacing portion sets up the curb plate is kept away from the one end that holds the cavity bottom, is used for the restriction the plug roll-off hold the cavity.

The utility model discloses an in the plug shell, the casing is the casing that silica gel material made, so that the casing can wrap up the outside of plug.

The utility model discloses an in the plug shell, helping hand structure still includes:

support piece installs in hold the cavity, the ejector pin is mobile to be worn to establish support piece is last, the one end of elastic component with the ejector pin butt, the other end butt of elastic component is in support piece is last, be equipped with spacing platform on the ejector pin, be equipped with the guide way on the holding piece, so that spacing platform can along the guide way passes behind the holding piece with the holding piece joint or relieve the joint.

The utility model discloses an in the plug housing, the holder with be connected with the piece that resets between the support piece, support piece is equipped with the piece installation department that resets, the one end of the piece that resets is installed on the piece installation department that resets, the other end with the holder butt.

The utility model discloses an in the plug shell, helping hand structure still includes:

the supporting piece is arranged in the accommodating cavity and is provided with an accommodating groove;

the rotating part, with the elastic component all installs on the holding tank, seted up the spiral hole, the spiral downthehole transmission tooth that is equipped with, be equipped with the receiving tooth that matches with the transmission tooth on the ejector pin, the one end joint of elastic component is in on the holding tank, the other end joint is in on the rotating part, so that the rotating part can reset and drive the ejector pin stretches out the casing.

The utility model discloses an in the plug housing, the mobile installation of holder is in on the support piece, wherein, be equipped with the holder through-hole on the holder, be equipped with the ejector pin draw-in groove that matches with the holder through-hole on the ejector pin, so that the ejector pin can pass through ejector pin draw-in groove joint is in on the edge of holder through-hole.

According to a second aspect of the embodiments of the present application, the present invention provides a plug, including a plug body and the above-mentioned plug housing, wherein the plug body is installed in a cavity that holds on the plug housing.

The technical scheme provided by the embodiment of the application can have the following beneficial effects: the application designs a plug shell and plug, wherein, plug shell includes casing and helping hand structure, and the casing is equipped with the cavity that holds of placing the plug, and plug demountable installation is equipped with the ejector pin in holding the cavity, and the helping hand is structural can extract the plug from the socket fast through this ejector pin, its easy operation, and the good reliability moreover.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.

Fig. 1 is a schematic structural diagram of a plug according to an embodiment of the present invention;

FIG. 2 is an exploded schematic view of the plug of FIG. 1;

FIG. 3 is a schematic structural view of the cover of FIG. 1;

FIG. 4 is a partially exploded schematic view of the plug housing of FIG. 1;

FIG. 5 is a schematic structural view of the housing of FIG. 1;

FIG. 6 is an exploded schematic view of the booster structure of FIG. 1;

FIG. 7 is a schematic view of the retainer of FIG. 1;

FIG. 8 is a partially exploded schematic view of the booster structure of FIG. 1;

FIG. 9 is a schematic structural view of the support member of FIG. 1;

FIG. 10 is a schematic view of the construction of the jack rod of FIG. 1;

fig. 11 is a schematic structural diagram of a plug according to another embodiment of the present invention;

FIG. 12 is an exploded view of the plug of FIG. 11;

fig. 13 is a schematic structural diagram of a plug according to another embodiment of the present invention;

FIG. 14 is a schematic structural view of the plug of FIG. 13;

FIG. 15 is a partially exploded schematic view of the plug housing of FIG. 13;

FIG. 16 is a cross-sectional schematic view of the booster configuration of FIG. 13;

FIG. 17 is an exploded schematic view of the booster configuration of FIG. 13;

FIG. 18 is a schematic structural view of the support member of FIG. 13;

FIG. 19 is a schematic view of the retainer of FIG. 13;

FIG. 20 is a schematic view of the retainer of FIG. 13 at another angle;

FIG. 21 is a schematic view of the construction of the jack rod of FIG. 13;

FIG. 22 is a schematic view of the structure of the rotating member of FIG. 13;

fig. 23 is a schematic view of the structure of the elastic member in fig. 13.

Description of reference numerals:

100. a plug housing;

10. a housing; 11. a housing body; 111. an accommodating cavity; 112. a card slot; 113. a holder through hole; 114. a pin hole; 115. a top post through hole; 116. a support stud; 12. a cover body; 121. a USB via; 122. clamping a platform; 123. a guide rib; 20. a power-assisted structure; 21. a top rod; 211. a limiting table; 212. a mandril clamping groove; 213. the small end of the ejector rod; 214. the big end of the ejector rod; 22. a holder; 221. a guide groove; 222. a hook is clamped; 223. a holder mounting hole; 224. a holder through hole; 2241. the edge of the through hole; 2242. chamfering the through hole; 23. a support member; 231. a reset member mounting portion; 232. a support member cover; 233. hooking a groove; 234. accommodating grooves; 235. a support member through hole; 24. a reset member; 25. a screw; 26. an elastic member; 261. an outer end; 262. an inner end; 27. a rotating member; 271. a helical bore;

200. a plug body.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It is also to be understood that the terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in the specification and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be further understood that the term "and/or" as used in the specification and the appended claims refers to any and all possible combinations of one or more of the associated listed items, and includes such combinations.

The plug shell of this application belongs to power supply unit technical field, and the plug shell can be used for any plug shape, including ordinary plug or USB plug, and the user can select according to actual conditions, and this application does not do any restriction. In the following embodiments, the plug mainly takes a USB plug as an example for description, and for other fields, the description of this embodiment is omitted here.

As shown in fig. 1 to 8, the plug of the present application includes a plug housing 100 and a plug body 200, the plug housing 100 includes a housing 10 and a boosting structure 20, wherein the housing 10 is provided with a receiving cavity 111 for placing the plug, a pin hole 114 for a pin 201 of the plug to pass through is formed at a bottom of the receiving cavity 111, and specifically, the plug body 200 is placed in the receiving cavity 111. In the present embodiment, the boosting structure 20 includes a push rod 21, a holder 22 and an elastic member 26 for providing an elastic force to the push rod 21, wherein the push rod 21 is movably mounted on the housing 10, and the holder 22 is connected to the push rod 21, so that the push rod 21 can have a compressed state or an extended state relative to the housing 10 under the elastic force of the elastic member 26, and it should be understood that the connection here does not refer to a physical connection, and may be that the push rod 21 abuts against the holder 22, or the holder 22 is used for limiting the movement of the push rod 21.

After the technical scheme is adopted, the plug pins on the existing plug are fixedly connected with the plug bushes in the socket, so that the connection reliability of the plug pins and the plug bushes can be ensured, but great effort is required for pulling out the plug, and the plug can be pulled out of the socket only by simultaneously operating two hands, so that the operation is inconvenient. In addition, the plug housing 100 designed in the application can not only place the plug body 200 in the accommodating cavity 111 of the plug housing 100, but also protect the plug body 200; moreover, the plug can be quickly pulled out of the socket by the aid of the power assisting structure 20 on the plug shell 100, and the plug socket is simple to operate and high in reliability.

In an alternative embodiment, as shown in fig. 2 and 4, the plug housing 100 further includes a cover 12, wherein the cover 12 is mounted on the opening of the receiving cavity 111 for limiting the plug from sliding out of the receiving cavity 111. Specifically, the housing 10 includes a housing body 11, the accommodating cavity 111 is disposed on the housing body 11, when the plug body 200 is placed in the accommodating cavity 111 through the opening of the accommodating cavity 111, and then the cover 12 is packaged at the opening of the accommodating cavity 111, so that the plug body 200 can be prevented from sliding out of the accommodating cavity 111, and meanwhile, the plug can be quickly pulled out of the socket by means of the ejector rod 21 in the power assisting structure 20.

In an alternative embodiment, one of the housing body 11 and the cover 12 is provided with a slot, and the other of the housing body 11 and the cover 12 is provided with a clamping table, and the clamping table is matched with the slot, so that the cover can be clamped on the housing. In this embodiment, the cover 12 is provided with the clamping table 122, the housing body 11 is provided with the clamping groove 112 matching with the clamping table 122, and when the cover 12 is covered on the housing body 11, the clamping table 122 is connected with the clamping groove 112 in a buckling manner, which not only facilitates the detachment of the plug housing 100, i.e., facilitates the placement of the plug body 200 in the accommodating cavity 111, or the removal of the plug body 200 from the accommodating cavity 111; meanwhile, the overall structure of the housing body 11 can be more compact, the cover 12 can be connected with the housing body 11 without any locking member, and the plug body 200 is prevented from sliding out of the accommodating cavity 111.

In an alternative embodiment, the cover 12 is further provided with a USB through hole 121, and a guiding rib 123 is provided on the periphery of the USB through hole, so that not only the plug body 200 can be limited inside the guiding rib 123, but also the USB socket on the plug body 200 can be ensured to correspond to the USB through hole 121, so that the USB connector of the external data cable can pass through the USB through hole 121 and then be electrically connected with the USB socket on the plug body 200.

In an alternative embodiment, the housing is provided with a limiting portion (not shown in the figure) on a side plate enclosing the accommodating cavity 111, and the limiting portion is arranged at one end of the side plate far away from the bottom of the accommodating cavity 111 and is used for limiting the plug to slide out of the accommodating cavity 111. Specifically, the limiting portion is convexly arranged in the direction of the side plate towards the center of the accommodating cavity 111, when the plug body 200 is placed in the accommodating cavity 111, the limiting portion just abuts against the plug body 200 away from the pins 201 to prevent the plug body 200 from sliding out of the accommodating cavity 111, particularly, the plug body 200 is inserted into a socket through the plug shell 100, at this time, the socket gives the plug body 200 a moment towards the opposite direction of the pins 201, the moment is transmitted to the limiting portion through the plug body 200, and the limiting portion disperses the moment to the peripheral side of the shell body 11 through the shell body 11, so that the plug body 200 can be prevented from sliding out of the accommodating cavity 111.

In an alternative embodiment, the housing may be made of a silicone material so that the housing can be wrapped around the outside of the plug. Specifically, when the housing body 11 is made of silicone material, the housing body 11 can be tightly wrapped on the plug body 200 by using the elastic force of the silicone material, and the retaining member 22 can be hidden in the housing body 11, so that the retaining member 22 can control the ejector rod 21 to have two states, i.e., a compressed state or an extended state, relative to the housing 10 by using the elasticity of the silicone material, thereby not only reducing the manufacturing cost of the plug housing 100, but also increasing the use feeling of the user by using the flexibility of the silicone material.

In an alternative embodiment, as shown in fig. 4 to 10, the assistive structure 20 further includes a support 23, wherein the assistive structure 20 is mounted in the accommodating cavity 111 through the support 23, the rod 21 is movably disposed on the support 23, one end of the elastic element 26 abuts against the rod 23, and the other end of the elastic element 26 abuts against the support 23. In this embodiment, be equipped with spacing platform 211 on ejector pin 21, be equipped with guide way 221 on the holder 22 to make spacing platform 211 can pass holder 21 back along guide way 221 and with holder 21 joint or release the joint, in this embodiment, the one end of spacing platform 211 towards holder 22 direction is the inclined plane chamfer, and the other end is planar design, so not only can make spacing platform 211 smoothly pass guide way 221, can ensure simultaneously that spacing platform 211 joint is in holder 22 again.

Specifically, a support stud 116, a top post through hole 115 and a retainer through hole 113 are arranged in the accommodating cavity 111, a support through hole 235 and an accommodating groove 234 are arranged on the support 23, the top rod 21 can be arranged on the accommodating groove 234 in a penetrating manner, the support 23 passes through the support stud 235 and then is in threaded connection with the support stud 116 through a screw 25, so that the support 23 is fixed in the accommodating cavity 111, the position of the top rod 21 just corresponds to the position of the top post through hole 115, and in addition, one end of the retainer 22 just passes through the retainer through hole 113, so that the connection between the retainer 22 and the top rod 21 is controlled through the retainer through hole 113.

In an alternative embodiment, as shown in fig. 1 to 10, a reset piece 24 is connected between the holder 22 and the support piece 23, wherein the support piece 23 is provided with a reset piece mounting portion 231, one end of the reset piece 24 is mounted on the reset piece mounting portion 231, and the other end of the reset piece 24 abuts against the holder 22, so that the holder 22 can be reset, that is, when the holder 22 is pressed through the holder through hole 113, the position of the limit table 211 corresponds to the position of the guide groove 221, that is, the limit table 211 is released from the clamping relation with the holder 22 along the guide groove 221; or when the push rod 21 moves along the direction of the housing body 11 toward the cover 12, the limit table 211 enters the guide groove 221 through the bevel chamfer at one end of the limit table 211, and after the limit table 211 passes through the guide groove 221, the retainer 22 makes the guide groove 221 and the limit table 211 dislocate with each other under the action of the reset piece 24, so that the push rod 21 can be prevented from resetting, that is, the retainer 22 is kept in a compressed state at this time.

In an alternative embodiment, the retaining member 22 is provided with a hook 222, the supporting member 23 is provided with a hook groove 233, the retaining member 22 is movably mounted in the hook groove 233 through the hook 222, the structure is simple and practical, and in addition, in this embodiment, the supporting member 23 further includes a supporting member cover 232 for covering the elastic member 26 in the support post through hole 115.

As shown in fig. 11 to 12, the present application provides another plug having a structure substantially the same as that of the above-described embodiment except that: the pins 201 on the plug in this embodiment are cylindrical, whereas the pins on the plug in the above embodiment are flat.

As shown in fig. 13 to 23, the present application also provides another plug having a structure substantially the same as that of the above-described embodiment, except that the booster structure 20 on the plug housing 100, in this embodiment, the booster structure 20 includes a carrier rod 21, a holder 22, a support 23, and a rotary member 27, the support 23 is installed in the accommodation chamber 111, and the supporting member 23 is provided with a receiving groove 234, the rotating member 27 and the elastic member 26 are both mounted on the receiving groove 234, wherein, the rotating member 27 is provided with a spiral hole 271, a transmission tooth (not shown in the figure) is arranged in the spiral hole 271, the top rod 21 is provided with a receiving tooth (not shown in the figure) matched with the transmission tooth, one end of the elastic member 26 is clamped on the receiving groove 234, the other end is clamped on the rotating member 27, so that the rotary member 27 can be reset by the elastic member 26 and drive the push rod 21 to be protruded out of the housing 10.

Specifically, when the plug body 200 is inserted into the socket through the plug housing 100, one end of the push rod 21 is pressed by the socket and moves in the opposite direction to the plug housing 100, that is, the push rod 21 is compressed into the receiving cavity 111, and at this time, the push rod 21 is engaged with the transmission teeth through the receiving teeth on the push rod 21, so as to drive the rotating member 27 to rotate in the receiving groove 234 centering on the axis of the receiving groove 234. Since one end of the elastic member 26 is engaged with the receiving groove 234 and the other end is engaged with the rotating member 27, the elastic member 26 stores force during the compression of the plunger 21. When the jack 21 is flush with the lower end surface of the housing 10, the retainer 22 is coupled with the jack 21, thereby maintaining the jack 21 in a current compressed state.

When the plug body 200 needs to be pulled out of the socket, the holding member 22 is operated to release the connection between the holding member 22 and the jack 21, and the rotating member 27 drives the jack 21 to move toward the socket by the elastic member 26, so that the plug housing 100 is ejected.

In an alternative embodiment, as shown in fig. 16 to 21, the holder 22 is movably mounted on the support 23, wherein the holder 22 is provided with a holder through hole 113, and the plunger 21 is provided with a plunger slot 212 matching with the holder through hole 113, so that the plunger 21 can be clipped on the edge of the holder through hole 113 through the plunger slot 212.

Specifically, the ejector 21 has an ejector large end 214 and an ejector small end 213 opposite to each other, the ejector large end 214 is located opposite to the end face of the socket, the ejector small end 213 is provided with an inclined chamfer to facilitate the ejector 21 to pass through the retainer through-hole 113, and the ejector 21 can have a large contact surface with the socket. In the embodiment, the holder through hole 113 is composed of two through holes with different diameters, wherein the pin engaging groove 212 is engaged with one of the through hole edges 2241 with a smaller diameter of the holder through hole 113, and in order to enable the pin 21 to more smoothly pass through the holder through hole 113, a through hole chamfer 2242 is provided at the side of the holder through hole 113 opposite to the pin 21, so that the pin 21 can smoothly pass through the holder through hole 113 through the engagement of the pin small end 213 and the through hole chamfer 2242 and then be engaged with the through hole edge 2241 during the compression process of the pin 21.

In an alternative embodiment, the two sides of the holder 22 are provided with holder mounting holes 223, the holder mounting holes 223 are long, so that the holder 22 can be movably mounted on the support 23, and thus the ram 21 can be controlled by the holder 22, in this embodiment, the holder 22 and the support 23 are connected with a reset piece, so as to ensure that the ram slot 212 can be clamped on the through hole edge 2241, and the connection relationship between the holder 22 and the ram 21 can be released by pressing the holder 22.

In an optional embodiment, one side of the receiving groove 234 is provided with an elastic piece slot 2341, the rotating piece 27 is provided with a rotating piece slot 272, wherein the elastic piece 26 is a torsion spring, when the elastic piece 26 and the rotating piece 27 are installed in the receiving groove 234, the inner end 262 of the torsion spring is connected to the rotating piece slot 272 in a clamped manner, the outer end 261 of the torsion spring is connected to the elastic piece slot 2341 in a clamped manner, the design is simple, the installation is convenient, meanwhile, the force can be accumulated through the torsion spring, when the ejector rod 21 and the retaining piece 22 are disconnected, the elastic piece 26 recovers and drives the rotating piece 27 to rotate, the rotating piece 27 drives the ejector rod 21 to extend out of the housing 10 through the matching of the receiving teeth and the transmitting teeth, so that the ejector rod 21 can drive the plug to move towards the opposite direction of the socket, and the plug can be rapidly and labors.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of various equivalent modifications or replacements within the technical scope of the present invention, and these modifications or replacements should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. A plug housing, comprising:

the plug comprises a shell, a plug body and a plug base, wherein the shell is provided with an accommodating cavity for accommodating a plug, and the bottom of the accommodating cavity is provided with a pin hole for a pin of the plug to pass through;

the power assisting structure comprises an ejector rod, a retaining piece and an elastic piece for providing elastic force for the ejector rod, the ejector rod is movably arranged on the shell, and the retaining piece is connected with the ejector rod, so that the ejector rod can be in a compressed state or an extended state relative to the shell under the elastic action of the elastic piece.

2. The plug housing of claim 1, further comprising:

the cover body is arranged on the opening of the accommodating cavity and used for limiting the plug to slide out of the accommodating cavity.

3. The plug housing of claim 2, wherein one of the housing and the cover is provided with a locking slot, and the other of the housing and the cover is provided with a locking platform, the locking platform cooperating with the locking slot to lock the cover to the housing.

4. The plug shell according to claim 1, wherein the housing is provided with a limiting portion on a side plate enclosing the accommodating cavity, and the limiting portion is arranged at one end of the side plate away from the bottom of the accommodating cavity and used for limiting the plug to slide out of the accommodating cavity.

5. The plug housing according to claim 3 or 4, wherein the housing is made of a silicone material so that the housing can be wrapped on the outside of the plug.

6. The plug housing of any one of claims 1 to 4, wherein the booster structure further comprises:

support piece installs in hold the cavity, the ejector pin is mobile to be worn to establish support piece is last, the one end of elastic component with the ejector pin butt, the other end butt of elastic component is in support piece is last, be equipped with spacing platform on the ejector pin, be equipped with the guide way on the holding piece, so that spacing platform can along the guide way passes behind the holding piece with the holding piece joint or relieve the joint.

7. The plug housing according to claim 6, wherein a reset member is connected between the holding member and the supporting member, the supporting member is provided with a reset member mounting portion, one end of the reset member is mounted on the reset member mounting portion, and the other end of the reset member abuts against the holding member.

8. The plug housing of any one of claims 1 to 4, wherein the booster structure further comprises:

the supporting piece is arranged in the accommodating cavity and is provided with an accommodating groove;

the rotating part, with the elastic component all installs on the holding tank, seted up the spiral hole, the spiral downthehole transmission tooth that is equipped with, be equipped with the receiving tooth that matches with the transmission tooth on the ejector pin, the one end joint of elastic component is in on the holding tank, the other end joint is in on the rotating part, so that the rotating part can reset and drive the ejector pin stretches out the casing.

9. The plug housing according to claim 8, wherein the holder is movably mounted on the support, wherein the holder is provided with a holder through hole, and the ejector rod is provided with an ejector rod slot matching with the holder through hole, so that the ejector rod can be clamped on the edge of the holder through hole through the ejector rod slot.

10. A plug is characterized by comprising

A plug body; and

the plug housing of any one of claims 1-9, the plug body being mounted within a receiving cavity on the plug housing.

Images